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微软的DirectSDK文档（DxGUI）实现文件 [2005-8-6]
happy201 发表在 游戏开发源代码
| //--------------------------------------------------------------------------------------
// file: DXUTgui.cpp
//
// Desc:
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//--------------------------------------------------------------------------------------
#include "dxstdafx.h"
#ifndef WM_XBUTTONDOWN
#define WM_XBUTTONDOWN 0x020B // (not always defined)
#endif
#ifndef WM_XBUTTONUP
#define WM_XBUTTONUP 0x020C // (not always defined)
#endif
#ifndef WM_MOUSEWHEEL
#define WM_MOUSEWHEEL 0x020A // (not always defined)
#endif
#ifndef WHEEL_DELTA
#define WHEEL_DELTA 120 // (not always defined)
#endif
// Minimum scroll bar thumb size
#define SCROLLBAR_MINTHUMBSIZE 8
// Delay and repeat period when clicking on the scroll bar arrows
#define SCROLLBAR_ARROWCLICK_DELAY 0.33
#define SCROLLBAR_ARROWCLICK_REPEAT 0.05
// DXUT_MAX_EDITBOXLENGTH is the maximum string length allowed in edit boxes,
// including the NULL terminator.
//
// Uniscribe does not support strings having bigger-than-16-bits length.
// This means that the string must be less than 65536 characters long,
// including the NULL terminator.
#define DXUT_MAX_EDITBOXLENGTH 0xFFFF
//--------------------------------------------------------------------------------------
// Global/Static Members
//--------------------------------------------------------------------------------------
CDXUTDialogResourceManager* DXUTGetGlobalDialogResourceManager()
{
// Using an accessor function gives control of the construction order
static CDXUTDialogResourceManager manager;
return &manager;
}
double CDXUTDialog::s_fTimeRefresh = 0.0f;
CDXUTControl* CDXUTDialog::s_pControlFocus = NULL; // The control which has focus
CDXUTControl* CDXUTDialog::s_pControlPressed = NULL; // The control currently pressed
struct DXUT_SCREEN_VERTEX
{
float x, y, z, h;
D3DCOLOR color;
float tu, tv;
static DWORD FVF;
};
DWORD DXUT_SCREEN_VERTEX::FVF = D3DFVF_XYZRHW | D3DFVF_DIFFUSE | D3DFVF_TEX1;
inline int RectWidth( RECT &rc ) { return ( (rc).right - (rc).left ); }
inline int RectHeight( RECT &rc ) { return ( (rc).bottom - (rc).top ); }
//--------------------------------------------------------------------------------------
// CDXUTDialog class
//--------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------
CDXUTDialog::CDXUTDialog()
{
m_x = 0;
m_y = 0;
m_width = 0;
m_height = 0;
m_bVisible = true;
m_bCaption = false;
m_bMinimized = false;
m_wszCaption[0] = L'\0';
m_nCaptionHeight = 18;
m_colorTopLeft = 0;
m_colorTopRight = 0;
m_colorBottomLeft = 0;
m_colorBottomRight = 0;
m_pCallbackEvent = NULL;
m_fTimeLastRefresh = 0;
m_pControlMouseOver = NULL;
m_pNextDialog = this;
m_pPrevDialog = this;
m_nDefaultControlID = 0xffff;
m_bNonUserEvents = false;
m_bKeyboardInput = false;
m_bMouseInput = true;
InitDefaultElements();
}
//--------------------------------------------------------------------------------------
CDXUTDialog::~CDXUTDialog()
{
int i=0;
RemoveAllControls();
m_Fonts.RemoveAll();
m_Textures.RemoveAll();
for( i=0; i < m_DefaultElements.GetSize(); i++ )
{
DXUTElementHolder* pElementHolder = m_DefaultElements.GetAt( i );
SAFE_DELETE( pElementHolder );
}
m_DefaultElements.RemoveAll();
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::RemoveControl( int ID )
{
for( int i=0; i < m_Controls.GetSize(); i++ )
{
CDXUTControl* pControl = m_Controls.GetAt( i );
if( pControl->GetID() == ID )
{
// Clean focus first
ClearFocus();
// Clear references to this control
if( s_pControlFocus == pControl )
s_pControlFocus = NULL;
if( s_pControlPressed == pControl )
s_pControlPressed = NULL;
if( m_pControlMouseOver == pControl )
m_pControlMouseOver = NULL;
SAFE_DELETE( pControl );
m_Controls.Remove( i );
return;
}
}
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::RemoveAllControls()
{
if( s_pControlFocus && s_pControlFocus->m_pDialog == this )
s_pControlFocus = NULL;
if( s_pControlPressed && s_pControlPressed->m_pDialog == this )
s_pControlPressed = NULL;
m_pControlMouseOver = NULL;
for( int i=0; i < m_Controls.GetSize(); i++ )
{
CDXUTControl* pControl = m_Controls.GetAt( i );
SAFE_DELETE( pControl );
}
m_Controls.RemoveAll();
}
//--------------------------------------------------------------------------------------
CDXUTDialogResourceManager::CDXUTDialogResourceManager()
{
m_pd3dDevice = NULL;
m_pStateBlock = NULL;
m_pSprite = NULL;
m_bAutomation = false;
}
//--------------------------------------------------------------------------------------
CDXUTDialogResourceManager::~CDXUTDialogResourceManager()
{
int i;
for( i=0; i < m_FontCache.GetSize(); i++ )
{
DXUTFontNode* pFontNode = m_FontCache.GetAt( i );
SAFE_DELETE( pFontNode );
}
m_FontCache.RemoveAll();
for( i=0; i < m_TextureCache.GetSize(); i++ )
{
DXUTTextureNode* pTextureNode = m_TextureCache.GetAt( i );
SAFE_DELETE( pTextureNode );
}
m_TextureCache.RemoveAll();
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialogResourceManager::OnCreateDevice( LPDIRECT3DDEVICE9 pd3dDevice )
{
HRESULT hr = S_OK;
int i=0;
m_pd3dDevice = pd3dDevice;
for( i=0; i < m_FontCache.GetSize(); i++ )
{
hr = CreateFont( i );
if( FAILED(hr) )
return hr;
}
for( i=0; i < m_TextureCache.GetSize(); i++ )
{
hr = CreateTexture( i );
if( FAILED(hr) )
return hr;
}
hr = D3DXCreateSprite( pd3dDevice, &m_pSprite );
if( FAILED(hr) )
return DXUT_ERR( L"D3DXCreateSprite", hr );
// Call CDXUTIMEEditBox's StaticOnCreateDevice()
// to initialize certain window-dependent data.
CDXUTIMEEditBox::StaticOnCreateDevice();
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialogResourceManager::OnResetDevice()
{
HRESULT hr = S_OK;
for( int i=0; i < m_FontCache.GetSize(); i++ )
{
DXUTFontNode* pFontNode = m_FontCache.GetAt( i );
if( pFontNode->pFont )
pFontNode->pFont->OnResetDevice();
}
if( m_pSprite )
m_pSprite->OnResetDevice();
IDirect3DDevice9* pd3dDevice = DXUTGetD3DDevice();
V_RETURN( pd3dDevice->CreateStateBlock( D3DSBT_ALL, &m_pStateBlock ) );
return S_OK;
}
//--------------------------------------------------------------------------------------
void CDXUTDialogResourceManager::OnLostDevice()
{
for( int i=0; i < m_FontCache.GetSize(); i++ )
{
DXUTFontNode* pFontNode = m_FontCache.GetAt( i );
if( pFontNode->pFont )
pFontNode->pFont->OnLostDevice();
}
if( m_pSprite )
m_pSprite->OnLostDevice();
SAFE_RELEASE( m_pStateBlock );
}
//--------------------------------------------------------------------------------------
void CDXUTDialogResourceManager::OnDestroyDevice()
{
int i=0;
m_pd3dDevice = NULL;
// Release the resources but don't clear the cache, as these will need to be
// recreated if the device is recreated
for( i=0; i < m_FontCache.GetSize(); i++ )
{
DXUTFontNode* pFontNode = m_FontCache.GetAt( i );
SAFE_RELEASE( pFontNode->pFont );
}
for( i=0; i < m_TextureCache.GetSize(); i++ )
{
DXUTTextureNode* pTextureNode = m_TextureCache.GetAt( i );
SAFE_RELEASE( pTextureNode->pTexture );
}
SAFE_RELEASE( m_pSprite );
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::Refresh()
{
if( s_pControlFocus )
s_pControlFocus->OnFocusOut();
if( m_pControlMouseOver )
m_pControlMouseOver->onMouseLeave();
s_pControlFocus = NULL;
s_pControlPressed = NULL;
m_pControlMouseOver = NULL;
for( int i=0; i < m_Controls.GetSize(); i++ )
{
CDXUTControl* pControl = m_Controls.GetAt(i);
pControl->Refresh();
}
if( m_bKeyboardInput )
FocusDefaultControl();
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::OnRender( float fElapsedTime )
{
// See if the dialog needs to be refreshed
if( m_fTimeLastRefresh < s_fTimeRefresh )
{
m_fTimeLastRefresh = DXUTGetTime();
Refresh();
}
// For invisible dialog, out now.
if( !m_bVisible )
return S_OK;
DXUT_SCREEN_VERTEX vertices[4] =
{
(float)m_x, (float)m_y, 0.5f, 1.0f, m_colorTopLeft, 0.0f, 0.5f,
(float)m_x + m_width, (float)m_y, 0.5f, 1.0f, m_colorTopRight, 1.0f, 0.5f,
(float)m_x + m_width, (float)m_y + m_height, 0.5f, 1.0f, m_colorBottomRight, 1.0f, 1.0f,
(float)m_x, (float)m_y + m_height, 0.5f, 1.0f, m_colorBottomLeft, 0.0f, 1.0f,
};
IDirect3DDevice9* pd3dDevice = DXUTGetGlobalDialogResourceManager()->GetD3DDevice();
// Set up a state block here and restore it when finished drawing all the controls
DXUTGetGlobalDialogResourceManager()->m_pStateBlock->Capture();
pd3dDevice->SetRenderState( D3DRS_ALPHABLENDENABLE, TRUE );
pd3dDevice->SetRenderState( D3DRS_SRCBLEND, D3DBLEND_SRCALPHA );
pd3dDevice->SetRenderState( D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA );
pd3dDevice->SetRenderState( D3DRS_ALPHATESTENABLE, FALSE );
pd3dDevice->SetTextureStageState( 0, D3DTSS_COLOROP, D3DTOP_SELECTARG2 );
pd3dDevice->SetTextureStageState( 0, D3DTSS_COLORARG2, D3DTA_DIFFUSE );
pd3dDevice->SetTextureStageState( 0, D3DTSS_ALPHAOP, D3DTOP_SELECTARG1 );
pd3dDevice->SetTextureStageState( 0, D3DTSS_ALPHAARG1, D3DTA_DIFFUSE );
pd3dDevice->SetVertexShader( NULL );
pd3dDevice->SetPixelShader( NULL );
//pd3dDevice->Clear( 0, NULL, D3DCLEAR_ZBUFFER, 0, 1.0f, 0 );
pd3dDevice->SetRenderState( D3DRS_ZENABLE, FALSE );
if( !m_bMinimized )
{
pd3dDevice->SetFVF( DXUT_SCREEN_VERTEX::FVF );
pd3dDevice->DrawPrimitiveUP( D3DPT_TRIANGLEFAN, 2, vertices, sizeof(DXUT_SCREEN_VERTEX) );
}
pd3dDevice->SetTextureStageState( 0, D3DTSS_COLOROP, D3DTOP_MODULATE );
pd3dDevice->SetTextureStageState( 0, D3DTSS_COLORARG1, D3DTA_TEXTURE );
pd3dDevice->SetTextureStageState( 0, D3DTSS_COLORARG2, D3DTA_DIFFUSE );
pd3dDevice->SetTextureStageState( 0, D3DTSS_ALPHAOP, D3DTOP_MODULATE );
pd3dDevice->SetTextureStageState( 0, D3DTSS_ALPHAARG1, D3DTA_TEXTURE );
pd3dDevice->SetTextureStageState( 0, D3DTSS_ALPHAARG2, D3DTA_DIFFUSE );
pd3dDevice->SetSamplerState( 0, D3DSAMP_MINFILTER, D3DTEXF_LINEAR );
DXUTTextureNode* pTextureNode = GetTexture( 0 );
pd3dDevice->SetTexture( 0, pTextureNode->pTexture );
DXUTGetGlobalDialogResourceManager()->m_pSprite->Begin( D3DXSPRITE_DONOTSAVESTATE );
// Render the caption if it's enabled.
if( m_bCaption )
{
// DrawSprite will offset the rect down by
// m_nCaptionHeight, so adjust the rect higher
// here to negate the effect.
RECT rc = { 0, -m_nCaptionHeight, m_width, 0 };
DrawSprite( &m_CapElement, &rc );
rc.left += 5; // Make a left margin
WCHAR wszOutput[256];
StringCchCopy( wszOutput, 256, m_wszCaption );
if( m_bMinimized )
StringCchCat( wszOutput, 256, L" (Minimized)" );
DrawText( wszOutput, &m_CapElement, &rc, true );
}
// If the dialog is minimized, skip rendering
// its controls.
if( !m_bMinimized )
{
for( int i=0; i < m_Controls.GetSize(); i++ )
{
CDXUTControl* pControl = m_Controls.GetAt(i);
// Focused control is drawn last
if( pControl == s_pControlFocus )
continue;
pControl->Render( pd3dDevice, fElapsedTime );
}
if( s_pControlFocus != NULL && s_pControlFocus->m_pDialog == this )
s_pControlFocus->Render( pd3dDevice, fElapsedTime );
}
DXUTGetGlobalDialogResourceManager()->m_pSprite->End();
DXUTGetGlobalDialogResourceManager()->m_pStateBlock->Apply();
return S_OK;
}
//--------------------------------------------------------------------------------------
VOID CDXUTDialog::SendEvent( UINT nEvent, bool bTriggeredByUser, CDXUTControl* pControl )
{
// If no callback has been registered there's nowhere to send the event to
if( m_pCallbackEvent == NULL )
return;
// Discard events triggered programatically if these types of events haven't been
// enabled
if( !bTriggeredByUser && !m_bNonUserEvents )
return;
m_pCallbackEvent( nEvent, pControl->GetID(), pControl );
}
//--------------------------------------------------------------------------------------
int CDXUTDialogResourceManager::AddFont( LPCWSTR strFaceName, LONG height, LONG weight )
{
// See if this font already exists
for( int i=0; i < m_FontCache.GetSize(); i++ )
{
DXUTFontNode* pFontNode = m_FontCache.GetAt(i);
if( 0 == _wcsnicmp( pFontNode->strFace, strFaceName, MAX_PATH-1 ) &&
pFontNode->nHeight == height &&
pFontNode->nWeight == weight )
{
return i;
}
}
// Add a new font and try to create it
DXUTFontNode* pNewFontNode = new DXUTFontNode();
if( pNewFontNode == NULL )
return -1;
ZeroMemory( pNewFontNode, sizeof(DXUTFontNode) );
StringCchCopy( pNewFontNode->strFace, MAX_PATH, strFaceName );
pNewFontNode->nHeight = height;
pNewFontNode->nWeight = weight;
m_FontCache.Add( pNewFontNode );
int iFont = m_FontCache.GetSize()-1;
// If a device is available, try to create immediately
if( m_pd3dDevice )
CreateFont( iFont );
return iFont;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::SetFont( UINT index, LPCWSTR strFaceName, LONG height, LONG weight )
{
// Make sure the list is at least as large as the index being set
UINT i;
for( i=m_Fonts.GetSize(); i <= index; i++ )
{
m_Fonts.Add( -1 );
}
int iFont = DXUTGetGlobalDialogResourceManager()->AddFont( strFaceName, height, weight );
m_Fonts.SetAt( index, iFont );
return S_OK;
}
//--------------------------------------------------------------------------------------
DXUTFontNode* CDXUTDialog::GetFont( UINT index )
{
if( NULL == DXUTGetGlobalDialogResourceManager() )
return NULL;
return DXUTGetGlobalDialogResourceManager()->GetFontNode( m_Fonts.GetAt( index ) );
}
//--------------------------------------------------------------------------------------
int CDXUTDialogResourceManager::AddTexture( LPCWSTR strFilename )
{
// See if this texture already exists
for( int i=0; i < m_TextureCache.GetSize(); i++ )
{
DXUTTextureNode* pTextureNode = m_TextureCache.GetAt(i);
if( 0 == _wcsnicmp( pTextureNode->strFilename, strFilename, MAX_PATH-1 ) )
{
return i;
}
}
// Add a new texture and try to create it
DXUTTextureNode* pNewTextureNode = new DXUTTextureNode();
if( pNewTextureNode == NULL )
return -1;
ZeroMemory( pNewTextureNode, sizeof(DXUTTextureNode) );
StringCchCopy( pNewTextureNode->strFilename, MAX_PATH, strFilename );
m_TextureCache.Add( pNewTextureNode );
int iTexture = m_TextureCache.GetSize()-1;
// If a device is available, try to create immediately
if( m_pd3dDevice )
CreateTexture( iTexture );
return iTexture;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::SetTexture( UINT index, LPCWSTR strFilename )
{
// Make sure the list is at least as large as the index being set
for( UINT i=m_Textures.GetSize(); i <= index; i++ )
{
m_Textures.Add( -1 );
}
int iTexture = DXUTGetGlobalDialogResourceManager()->AddTexture( strFilename );
m_Textures.SetAt( index, iTexture );
return S_OK;
}
//--------------------------------------------------------------------------------------
DXUTTextureNode* CDXUTDialog::GetTexture( UINT index )
{
if( NULL == DXUTGetGlobalDialogResourceManager() )
return NULL;
return DXUTGetGlobalDialogResourceManager()->GetTextureNode( m_Textures.GetAt( index ) );
}
//--------------------------------------------------------------------------------------
bool CDXUTDialog::MsgProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
bool bHandled = false;
// For invisible dialog, do not handle anything.
if( !m_bVisible )
return false;
// If automation command-line switch is on, enable this dialog's keyboard input
// upon any key press or mouse click.
if( DXUTGetGlobalDialogResourceManager()->GetAutomation() &&
( WM_LBUTTONDOWN == uMsg || WM_LBUTTONDBLCLK == uMsg || WM_KEYDOWN == uMsg ) )
{
m_bKeyboardInput = true;
}
// If caption is enable, check for clicks in the caption area.
if( m_bCaption )
{
static bool bDrag;
if( uMsg == WM_LBUTTONDOWN || uMsg == WM_LBUTTONDBLCLK )
{
POINT mousePoint = { short(LOWORD(lParam)), short(HIWORD(lParam)) };
if( mousePoint.x >= m_x && mousePoint.x < m_x + m_width &&
mousePoint.y >= m_y && mousePoint.y < m_y + m_nCaptionHeight )
{
bDrag = true;
SetCapture( DXUTGetHWND() );
return true;
}
} else
if( uMsg == WM_LBUTTONUP && bDrag )
{
POINT mousePoint = { short(LOWORD(lParam)), short(HIWORD(lParam)) };
if( mousePoint.x >= m_x && mousePoint.x < m_x + m_width &&
mousePoint.y >= m_y && mousePoint.y < m_y + m_nCaptionHeight )
{
ReleaseCapture();
bDrag = false;
m_bMinimized = !m_bMinimized;
return true;
}
}
}
// If the dialog is minimized, don't send any messages to controls.
if( m_bMinimized )
return false;
// If a control is in focus, it belongs to this dialog, and it's enabled, then give
// it the first chance at handling the message.
if( s_pControlFocus &&
s_pControlFocus->m_pDialog == this &&
s_pControlFocus->GetEnabled() )
{
// If the control MsgProc handles it, then we don't.
if( s_pControlFocus->MsgProc( uMsg, wParam, lParam ) )
return true;
}
switch( uMsg )
{
case WM_ACTIVATEAPP:
// Call OnFocusIn()/OnFocusOut() of the control that currently has the focus
// as the application is activated/deactivated. This matches the Windows
// behavior.
if( s_pControlFocus &&
s_pControlFocus->m_pDialog == this &&
s_pControlFocus->GetEnabled() )
{
if( wParam )
s_pControlFocus->OnFocusIn();
else
s_pControlFocus->OnFocusOut();
}
break;
// Keyboard messages
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
case WM_KEYUP:
case WM_SYSKEYUP:
{
// If a control is in focus, it belongs to this dialog, and it's enabled, then give
// it the first chance at handling the message.
if( s_pControlFocus &&
s_pControlFocus->m_pDialog == this &&
s_pControlFocus->GetEnabled() )
{
if( s_pControlFocus->HandleKeyboard( uMsg, wParam, lParam ) )
return true;
}
// Not yet handled, see if this matches a control's hotkey
// Activate the hotkey if the focus doesn't belong to an
// edit box.
if( uMsg == WM_KEYDOWN && ( !s_pControlFocus ||
( s_pControlFocus->GetType() != DXUT_CONTROL_EDITBOX
&& s_pControlFocus->GetType() != DXUT_CONTROL_IMEEDITBOX ) ) )
{
for( int i=0; i < m_Controls.GetSize(); i++ )
{
CDXUTControl* pControl = m_Controls.GetAt( i );
if( pControl->GetHotkey() == wParam )
{
pControl->OnHotkey();
return true;
}
}
}
// Not yet handled, check for focus messages
if( uMsg == WM_KEYDOWN )
{
// If keyboard input is not enabled, this message should be ignored
if( !m_bKeyboardInput )
return false;
switch( wParam )
{
case VK_RIGHT:
case VK_DOWN:
if( s_pControlFocus != NULL )
{
return OnCycleFocus( true );
}
break;
case VK_LEFT:
case VK_UP:
if( s_pControlFocus != NULL )
{
return OnCycleFocus( false );
}
break;
case VK_TAB:
if( s_pControlFocus == NULL )
{
FocusDefaultControl();
}
else
{
bool bShiftDown = ((GetAsyncKeyState( VK_SHIFT ) & 0x8000) != 0);
return OnCycleFocus( !bShiftDown );
}
return true;
}
}
break;
}
// Mouse messages
case WM_MOUSEMOVE:
case WM_LBUTTONDOWN:
case WM_LBUTTONUP:
case WM_MBUTTONDOWN:
case WM_MBUTTONUP:
case WM_RBUTTONDOWN:
case WM_RBUTTONUP:
case WM_XBUTTONDOWN:
case WM_XBUTTONUP:
case WM_LBUTTONDBLCLK:
case WM_MBUTTONDBLCLK:
case WM_RBUTTONDBLCLK:
case WM_XBUTTONDBLCLK:
case WM_MOUSEWHEEL:
{
// If not accepting mouse input, return false to indicate the message should still
// be handled by the application (usually to move the camera).
if( !m_bMouseInput )
return false;
POINT mousePoint = { short(LOWORD(lParam)), short(HIWORD(lParam)) };
mousePoint.x -= m_x;
mousePoint.y -= m_y;
// If caption is enabled, offset the Y coordinate by the negative of its height.
if( m_bCaption )
mousePoint.y -= m_nCaptionHeight;
// If a control is in focus, it belongs to this dialog, and it's enabled, then give
// it the first chance at handling the message.
if( s_pControlFocus &&
s_pControlFocus->m_pDialog == this &&
s_pControlFocus->GetEnabled() )
{
if( s_pControlFocus->HandleMouse( uMsg, mousePoint, wParam, lParam ) )
return true;
}
// Not yet handled, see if the mouse is over any controls
CDXUTControl* pControl = GetControlAtPoint( mousePoint );
if( pControl != NULL && pControl->GetEnabled() )
{
bHandled = pControl->HandleMouse( uMsg, mousePoint, wParam, lParam );
if( bHandled )
return true;
}
else
{
// Mouse not over any controls in this dialog, if there was a control
// which had focus it just lost it
if( uMsg == WM_LBUTTONDOWN &&
s_pControlFocus &&
s_pControlFocus->m_pDialog == this )
{
s_pControlFocus->OnFocusOut();
s_pControlFocus = NULL;
}
}
// Still not handled, hand this off to the dialog. Return false to indicate the
// message should still be handled by the application (usually to move the camera).
switch( uMsg )
{
case WM_MOUSEMOVE:
onMouseMove( mousePoint );
return false;
}
break;
}
}
return false;
}
//--------------------------------------------------------------------------------------
CDXUTControl* CDXUTDialog::GetControlAtPoint( POINT pt )
{
// Search through all child controls for the first one which
// contains the mouse point
for( int i=0; i < m_Controls.GetSize(); i++ )
{
CDXUTControl* pControl = m_Controls.GetAt(i);
if( pControl == NULL )
{
continue;
}
// We only return the current control if it is visible
// and enabled. Because GetControlAtPoint() is used to do mouse
// hittest, it makes sense to perform this filtering.
if( pControl->ContainsPoint( pt ) && pControl->GetEnabled() && pControl->GetVisible() )
{
return pControl;
}
}
return NULL;
}
//--------------------------------------------------------------------------------------
bool CDXUTDialog::GetControlEnabled( int ID )
{
CDXUTControl* pControl = GetControl( ID );
if( pControl == NULL )
return false;
return pControl->GetEnabled();
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::SetControlEnabled( int ID, bool bEnabled )
{
CDXUTControl* pControl = GetControl( ID );
if( pControl == NULL )
return;
pControl->SetEnabled( bEnabled );
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::onMouseUp( POINT pt )
{
s_pControlPressed = NULL;
m_pControlMouseOver = NULL;
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::onMouseMove( POINT pt )
{
// Figure out which control the mouse is over now
CDXUTControl* pControl = GetControlAtPoint( pt );
// If the mouse is still over the same control, nothing needs to be done
if( pControl == m_pControlMouseOver )
return;
// Handle mouse leaving the old control
if( m_pControlMouseOver )
m_pControlMouseOver->onMouseLeave();
// Handle mouse entering the new control
m_pControlMouseOver = pControl;
if( pControl != NULL )
m_pControlMouseOver->onMouseEnter();
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::SetDefaultElement( UINT nControlType, UINT iElement, CDXUTElement* pElement )
{
// If this Element type already exist in the list, simply update the stored Element
for( int i=0; i < m_DefaultElements.GetSize(); i++ )
{
DXUTElementHolder* pElementHolder = m_DefaultElements.GetAt( i );
if( pElementHolder->nControlType == nControlType &&
pElementHolder->iElement == iElement )
{
pElementHolder->Element = *pElement;
return S_OK;
}
}
// Otherwise, add a new entry
DXUTElementHolder* pNewHolder;
pNewHolder = new DXUTElementHolder;
if( pNewHolder == NULL )
return E_OUTOFMEMORY;
pNewHolder->nControlType = nControlType;
pNewHolder->iElement = iElement;
pNewHolder->Element = *pElement;
m_DefaultElements.Add( pNewHolder );
return S_OK;
}
//--------------------------------------------------------------------------------------
CDXUTElement* CDXUTDialog::GetDefaultElement( UINT nControlType, UINT iElement )
{
for( int i=0; i < m_DefaultElements.GetSize(); i++ )
{
DXUTElementHolder* pElementHolder = m_DefaultElements.GetAt( i );
if( pElementHolder->nControlType == nControlType &&
pElementHolder->iElement == iElement )
{
return &pElementHolder->Element;
}
}
return NULL;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::AddStatic( int ID, LPCWSTR strText, int x, int y, int width, int height, bool bIsDefault, CDXUTStatic** ppCreated )
{
HRESULT hr = S_OK;
CDXUTStatic* pStatic = new CDXUTStatic( this );
if( ppCreated != NULL )
*ppCreated = pStatic;
if( pStatic == NULL )
return E_OUTOFMEMORY;
hr = AddControl( pStatic );
if( FAILED(hr) )
return hr;
// Set the ID and list index
pStatic->SetID( ID );
pStatic->SetText( strText );
pStatic->SetLocation( x, y );
pStatic->SetSize( width, height );
pStatic->m_bIsDefault = bIsDefault;
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::AddButton( int ID, LPCWSTR strText, int x, int y, int width, int height, UINT nHotkey, bool bIsDefault, CDXUTButton** ppCreated )
{
HRESULT hr = S_OK;
CDXUTButton* pButton = new CDXUTButton( this );
if( ppCreated != NULL )
*ppCreated = pButton;
if( pButton == NULL )
return E_OUTOFMEMORY;
hr = AddControl( pButton );
if( FAILED(hr) )
return hr;
// Set the ID and list index
pButton->SetID( ID );
pButton->SetText( strText );
pButton->SetLocation( x, y );
pButton->SetSize( width, height );
pButton->SetHotkey( nHotkey );
pButton->m_bIsDefault = bIsDefault;
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::AddCheckBox( int ID, LPCWSTR strText, int x, int y, int width, int height, bool bChecked, UINT nHotkey, bool bIsDefault, CDXUTCheckBox** ppCreated )
{
HRESULT hr = S_OK;
CDXUTCheckBox* pCheckBox = new CDXUTCheckBox( this );
if( ppCreated != NULL )
*ppCreated = pCheckBox;
if( pCheckBox == NULL )
return E_OUTOFMEMORY;
hr = AddControl( pCheckBox );
if( FAILED(hr) )
return hr;
// Set the ID and list index
pCheckBox->SetID( ID );
pCheckBox->SetText( strText );
pCheckBox->SetLocation( x, y );
pCheckBox->SetSize( width, height );
pCheckBox->SetHotkey( nHotkey );
pCheckBox->m_bIsDefault = bIsDefault;
pCheckBox->SetChecked( bChecked );
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::AddRadioButton( int ID, UINT nButtonGroup, LPCWSTR strText, int x, int y, int width, int height, bool bChecked, UINT nHotkey, bool bIsDefault, CDXUTRadioButton** ppCreated )
{
HRESULT hr = S_OK;
CDXUTRadioButton* pRadioButton = new CDXUTRadioButton( this );
if( ppCreated != NULL )
*ppCreated = pRadioButton;
if( pRadioButton == NULL )
return E_OUTOFMEMORY;
hr = AddControl( pRadioButton );
if( FAILED(hr) )
return hr;
// Set the ID and list index
pRadioButton->SetID( ID );
pRadioButton->SetText( strText );
pRadioButton->SetButtonGroup( nButtonGroup );
pRadioButton->SetLocation( x, y );
pRadioButton->SetSize( width, height );
pRadioButton->SetHotkey( nHotkey );
pRadioButton->SetChecked( bChecked );
pRadioButton->m_bIsDefault = bIsDefault;
pRadioButton->SetChecked( bChecked );
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::AddComboBox( int ID, int x, int y, int width, int height, UINT nHotkey, bool bIsDefault, CDXUTComboBox** ppCreated )
{
HRESULT hr = S_OK;
CDXUTComboBox* pComboBox = new CDXUTComboBox( this );
if( ppCreated != NULL )
*ppCreated = pComboBox;
if( pComboBox == NULL )
return E_OUTOFMEMORY;
hr = AddControl( pComboBox );
if( FAILED(hr) )
return hr;
// Set the ID and list index
pComboBox->SetID( ID );
pComboBox->SetLocation( x, y );
pComboBox->SetSize( width, height );
pComboBox->SetHotkey( nHotkey );
pComboBox->m_bIsDefault = bIsDefault;
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::AddSlider( int ID, int x, int y, int width, int height, int min, int max, int value, bool bIsDefault, CDXUTSlider** ppCreated )
{
HRESULT hr = S_OK;
CDXUTSlider* pSlider = new CDXUTSlider( this );
if( ppCreated != NULL )
*ppCreated = pSlider;
if( pSlider == NULL )
return E_OUTOFMEMORY;
hr = AddControl( pSlider );
if( FAILED(hr) )
return hr;
// Set the ID and list index
pSlider->SetID( ID );
pSlider->SetLocation( x, y );
pSlider->SetSize( width, height );
pSlider->m_bIsDefault = bIsDefault;
pSlider->SetRange( min, max );
pSlider->Setvalue( value );
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::AddEditBox( int ID, LPCWSTR strText, int x, int y, int width, int height, bool bIsDefault, CDXUTEditBox** ppCreated )
{
HRESULT hr = S_OK;
CDXUTEditBox *pEditBox = new CDXUTEditBox( this );
if( ppCreated != NULL )
*ppCreated = pEditBox;
if( pEditBox == NULL )
return E_OUTOFMEMORY;
hr = AddControl( pEditBox );
if( FAILED(hr) )
return hr;
// Set the ID and position
pEditBox->SetID( ID );
pEditBox->SetLocation( x, y );
pEditBox->SetSize( width, height );
pEditBox->m_bIsDefault = bIsDefault;
if( strText )
pEditBox->SetText( strText );
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::AddIMEEditBox( int ID, LPCWSTR strText, int x, int y, int width, int height, bool bIsDefault, CDXUTIMEEditBox** ppCreated )
{
HRESULT hr = S_OK;
CDXUTIMEEditBox *pEditBox = new CDXUTIMEEditBox( this );
if( ppCreated != NULL )
*ppCreated = pEditBox;
if( pEditBox == NULL )
return E_OUTOFMEMORY;
hr = AddControl( pEditBox );
if( FAILED(hr) )
return hr;
// Set the ID and position
pEditBox->SetID( ID );
pEditBox->SetLocation( x, y );
pEditBox->SetSize( width, height );
pEditBox->m_bIsDefault = bIsDefault;
if( strText )
pEditBox->SetText( strText );
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::AddListBox( int ID, int x, int y, int width, int height, DWORD dwStyle, CDXUTListBox** ppCreated )
{
HRESULT hr = S_OK;
CDXUTListBox *pListBox = new CDXUTListBox( this );
if( ppCreated != NULL )
*ppCreated = pListBox;
if( pListBox == NULL )
return E_OUTOFMEMORY;
hr = AddControl( pListBox );
if( FAILED(hr) )
return hr;
// Set the ID and position
pListBox->SetID( ID );
pListBox->SetLocation( x, y );
pListBox->SetSize( width, height );
pListBox->SetStyle( dwStyle );
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::InitControl( CDXUTControl* pControl )
{
HRESULT hr;
if( pControl == NULL )
return E_INVALIDARG;
pControl->m_Index = m_Controls.GetSize();
// Look for a default Element entries
for( int i=0; i < m_DefaultElements.GetSize(); i++ )
{
DXUTElementHolder* pElementHolder = m_DefaultElements.GetAt( i );
if( pElementHolder->nControlType == pControl->GetType() )
pControl->SetElement( pElementHolder->iElement, &pElementHolder->Element );
}
V_RETURN( pControl->OnInit() );
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::AddControl( CDXUTControl* pControl )
{
HRESULT hr = S_OK;
hr = InitControl( pControl );
if( FAILED(hr) )
return DXTRACE_ERR( L"CDXUTDialog::InitControl", hr );
// Add to the list
hr = m_Controls.Add( pControl );
if( FAILED(hr) )
{
return DXTRACE_ERR( L"CGrowableArray::Add", hr );
}
return S_OK;
}
//--------------------------------------------------------------------------------------
CDXUTControl* CDXUTDialog::GetControl( int ID )
{
// Try to find the control with the given ID
for( int i=0; i < m_Controls.GetSize(); i++ )
{
CDXUTControl* pControl = m_Controls.GetAt( i );
if( pControl->GetID() == ID )
{
return pControl;
}
}
// Not found
return NULL;
}
//--------------------------------------------------------------------------------------
CDXUTControl* CDXUTDialog::GetControl( int ID, UINT nControlType )
{
// Try to find the control with the given ID
for( int i=0; i < m_Controls.GetSize(); i++ )
{
CDXUTControl* pControl = m_Controls.GetAt( i );
if( pControl->GetID() == ID && pControl->GetType() == nControlType )
{
return pControl;
}
}
// Not found
return NULL;
}
//--------------------------------------------------------------------------------------
CDXUTControl* CDXUTDialog::GetNextControl( CDXUTControl* pControl )
{
int index = pControl->m_Index + 1;
CDXUTDialog* pDialog = pControl->m_pDialog;
// Cycle through dialogs in the loop to find the next control. Note
// that if only one control exists in all looped dialogs it will
// be the returned 'next' control.
while( index >= (int) pDialog->m_Controls.GetSize() )
{
pDialog = pDialog->m_pNextDialog;
index = 0;
}
return pDialog->m_Controls.GetAt( index );
}
//--------------------------------------------------------------------------------------
CDXUTControl* CDXUTDialog::GetPrevControl( CDXUTControl* pControl )
{
int index = pControl->m_Index - 1;
CDXUTDialog* pDialog = pControl->m_pDialog;
// Cycle through dialogs in the loop to find the next control. Note
// that if only one control exists in all looped dialogs it will
// be the returned 'previous' control.
while( index < 0 )
{
pDialog = pDialog->m_pPrevDialog;
if( pDialog == NULL )
pDialog = pControl->m_pDialog;
index = pDialog->m_Controls.GetSize() - 1;
}
return pDialog->m_Controls.GetAt( index );
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::ClearRadioButtonGroup( UINT nButtonGroup )
{
// Find all radio buttons with the given group number
for( int i=0; i < m_Controls.GetSize(); i++ )
{
CDXUTControl* pControl = m_Controls.GetAt( i );
if( pControl->GetType() == DXUT_CONTROL_RADIOBUTTON )
{
CDXUTRadioButton* pRadioButton = (CDXUTRadioButton*) pControl;
if( pRadioButton->GetButtonGroup() == nButtonGroup )
pRadioButton->SetChecked( false, false );
}
}
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::ClearComboBox( int ID )
{
CDXUTComboBox* pComboBox = GetComboBox( ID );
if( pComboBox == NULL )
return;
pComboBox->RemoveAllItems();
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::RequestFocus( CDXUTControl* pControl )
{
if( s_pControlFocus == pControl )
return;
if( !pControl->CanHaveFocus() )
return;
if( s_pControlFocus )
s_pControlFocus->OnFocusOut();
pControl->OnFocusIn();
s_pControlFocus = pControl;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::DrawRect( RECT* pRect, D3DCOLOR color )
{
RECT rcScreen = *pRect;
OffsetRect( &rcScreen, m_x, m_y );
// If caption is enabled, offset the Y position by its height.
if( m_bCaption )
OffsetRect( &rcScreen, 0, m_nCaptionHeight );
DXUT_SCREEN_VERTEX vertices[4] =
{
(float) rcScreen.left -0.5f, (float) rcScreen.top -0.5f, 0.5f, 1.0f, color, 0, 0,
(float) rcScreen.right -0.5f, (float) rcScreen.top -0.5f, 0.5f, 1.0f, color, 0, 0,
(float) rcScreen.right -0.5f, (float) rcScreen.bottom -0.5f, 0.5f, 1.0f, color, 0, 0,
(float) rcScreen.left -0.5f, (float) rcScreen.bottom -0.5f, 0.5f, 1.0f, color, 0, 0,
};
IDirect3DDevice9* pd3dDevice = DXUTGetGlobalDialogResourceManager()->GetD3DDevice();
// Since we're doing our own drawing here we need to flush the sprites
DXUTGetGlobalDialogResourceManager()->m_pSprite->Flush();
IDirect3DVertexDeclaration9 *pDecl = NULL;
pd3dDevice->GetVertexDeclaration( &pDecl ); // Preserve the sprite's current vertex decl
pd3dDevice->SetFVF( DXUT_SCREEN_VERTEX::FVF );
pd3dDevice->SetTextureStageState( 0, D3DTSS_COLOROP, D3DTOP_SELECTARG2 );
pd3dDevice->SetTextureStageState( 0, D3DTSS_ALPHAOP, D3DTOP_SELECTARG2 );
pd3dDevice->DrawPrimitiveUP( D3DPT_TRIANGLEFAN, 2, vertices, sizeof(DXUT_SCREEN_VERTEX) );
pd3dDevice->SetTextureStageState( 0, D3DTSS_COLOROP, D3DTOP_MODULATE );
pd3dDevice->SetTextureStageState( 0, D3DTSS_ALPHAOP, D3DTOP_MODULATE );
// Restore the vertex decl
pd3dDevice->SetVertexDeclaration( pDecl );
pDecl->Release();
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::DrawPolyLine( POINT* apPoints, UINT nNumPoints, D3DCOLOR color )
{
DXUT_SCREEN_VERTEX* vertices = new DXUT_SCREEN_VERTEX[ nNumPoints ];
if( vertices == NULL )
return E_OUTOFMEMORY;
DXUT_SCREEN_VERTEX* pVertex = vertices;
POINT* pt = apPoints;
for( UINT i=0; i < nNumPoints; i++ )
{
pVertex->x = m_x + (float) pt->x;
pVertex->y = m_y + (float) pt->y;
pVertex->z = 0.5f;
pVertex->h = 1.0f;
pVertex->color = color;
pVertex->tu = 0.0f;
pVertex->tv = 0.0f;
pVertex++;
pt++;
}
IDirect3DDevice9* pd3dDevice = DXUTGetGlobalDialogResourceManager()->GetD3DDevice();
// Since we're doing our own drawing here we need to flush the sprites
DXUTGetGlobalDialogResourceManager()->m_pSprite->Flush();
IDirect3DVertexDeclaration9 *pDecl = NULL;
pd3dDevice->GetVertexDeclaration( &pDecl ); // Preserve the sprite's current vertex decl
pd3dDevice->SetFVF( DXUT_SCREEN_VERTEX::FVF );
pd3dDevice->SetTextureStageState( 0, D3DTSS_COLOROP, D3DTOP_SELECTARG2 );
pd3dDevice->SetTextureStageState( 0, D3DTSS_ALPHAOP, D3DTOP_SELECTARG2 );
pd3dDevice->DrawPrimitiveUP( D3DPT_LINESTRIP, nNumPoints - 1, vertices, sizeof(DXUT_SCREEN_VERTEX) );
pd3dDevice->SetTextureStageState( 0, D3DTSS_COLOROP, D3DTOP_MODULATE );
pd3dDevice->SetTextureStageState( 0, D3DTSS_ALPHAOP, D3DTOP_MODULATE );
// Restore the vertex decl
pd3dDevice->SetVertexDeclaration( pDecl );
pDecl->Release();
SAFE_DELETE_ARRAY( vertices );
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::DrawSprite( CDXUTElement* pElement, RECT* prcDest )
{
// No need to draw fully transparent layers
if( pElement->TextureColor.Current.a == 0 )
return S_OK;
RECT rcTexture = pElement->rcTexture;
RECT rcScreen = *prcDest;
OffsetRect( &rcScreen, m_x, m_y );
// If caption is enabled, offset the Y position by its height.
if( m_bCaption )
OffsetRect( &rcScreen, 0, m_nCaptionHeight );
DXUTTextureNode* pTextureNode = GetTexture( pElement->iTexture );
float fScaleX = (float) RectWidth( rcScreen ) / RectWidth( rcTexture );
float fScaleY = (float) RectHeight( rcScreen ) / RectHeight( rcTexture );
D3DXMATRIXA16 matTransform;
D3DXMatrixScaling( &matTransform, fScaleX, fScaleY, 1.0f );
DXUTGetGlobalDialogResourceManager()->m_pSprite->SetTransform( &matTransform );
D3DXVECTOR3 vPos( (float)rcScreen.left, (float)rcScreen.top, 0.0f );
vPos.x /= fScaleX;
vPos.y /= fScaleY;
return DXUTGetGlobalDialogResourceManager()->m_pSprite->Draw( pTextureNode->pTexture, &rcTexture, NULL, &vPos, pElement->TextureColor.Current );
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::CalcTextRect( LPCWSTR strText, CDXUTElement* pElement, RECT* prcDest, int nCount )
{
HRESULT hr = S_OK;
DXUTFontNode* pFontNode = GetFont( pElement->iFont );
DWORD dwTextFormat = pElement->dwTextFormat | DT_CALCRECT;
// Since we are only computing the rectangle, we don't need a sprite.
hr = pFontNode->pFont->DrawText( NULL, strText, nCount, prcDest, dwTextFormat, pElement->FontColor.Current );
if( FAILED(hr) )
return hr;
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialog::DrawText( LPCWSTR strText, CDXUTElement* pElement, RECT* prcDest, bool bShadow, int nCount )
{
HRESULT hr = S_OK;
// No need to draw fully transparent layers
if( pElement->FontColor.Current.a == 0 )
return S_OK;
RECT rcScreen = *prcDest;
OffsetRect( &rcScreen, m_x, m_y );
// If caption is enabled, offset the Y position by its height.
if( m_bCaption )
OffsetRect( &rcScreen, 0, m_nCaptionHeight );
//debug
//DrawRect( &rcScreen, D3DCOLOR_ARGB(100, 255, 0, 0) );
D3DXMATRIXA16 matTransform;
D3DXMatrixIdentity( &matTransform );
DXUTGetGlobalDialogResourceManager()->m_pSprite->SetTransform( &matTransform );
DXUTFontNode* pFontNode = GetFont( pElement->iFont );
if( bShadow )
{
RECT rcShadow = rcScreen;
OffsetRect( &rcShadow, 1, 1 );
hr = pFontNode->pFont->DrawText( DXUTGetGlobalDialogResourceManager()->m_pSprite, strText, nCount, &rcShadow, pElement->dwTextFormat, D3DCOLOR_ARGB(DWORD(pElement->FontColor.Current.a * 255), 0, 0, 0) );
if( FAILED(hr) )
return hr;
}
hr = pFontNode->pFont->DrawText( DXUTGetGlobalDialogResourceManager()->m_pSprite, strText, nCount, &rcScreen, pElement->dwTextFormat, pElement->FontColor.Current );
if( FAILED(hr) )
return hr;
return S_OK;
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::SetBackgroundColors( D3DCOLOR colorTopLeft, D3DCOLOR colorTopRight, D3DCOLOR colorBottomLeft, D3DCOLOR colorBottomRight )
{
m_colorTopLeft = colorTopLeft;
m_colorTopRight = colorTopRight;
m_colorBottomLeft = colorBottomLeft;
m_colorBottomRight = colorBottomRight;
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::SetNextDialog( CDXUTDialog* pNextDialog )
{
if( pNextDialog == NULL )
pNextDialog = this;
m_pNextDialog = pNextDialog;
m_pNextDialog->m_pPrevDialog = this;
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::ClearFocus()
{
if( s_pControlFocus )
{
s_pControlFocus->OnFocusOut();
s_pControlFocus = NULL;
}
ReleaseCapture();
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::FocusDefaultControl()
{
// Check for default control in this dialog
for( int i=0; i < m_Controls.GetSize(); i++ )
{
CDXUTControl* pControl = m_Controls.GetAt( i );
if( pControl->m_bIsDefault )
{
// Remove focus from the current control
ClearFocus();
// Give focus to the default control
s_pControlFocus = pControl;
s_pControlFocus->OnFocusIn();
return;
}
}
}
//--------------------------------------------------------------------------------------
bool CDXUTDialog::OnCycleFocus( bool bForward )
{
// This should only be handled by the dialog which owns the focused control, and
// only if a control currently has focus
if( s_pControlFocus == NULL || s_pControlFocus->m_pDialog != this )
return false;
CDXUTControl* pControl = s_pControlFocus;
for( int i=0; i < 0xffff; i++ )
{
pControl = (bForward) ? GetNextControl( pControl ) : GetPrevControl( pControl );
// If we've gone in a full circle then focus doesn't change
if( pControl == s_pControlFocus )
return true;
// If the dialog accepts keybord input and the control can have focus then
// move focus
if( pControl->m_pDialog->m_bKeyboardInput && pControl->CanHaveFocus() )
{
s_pControlFocus->OnFocusOut();
s_pControlFocus = pControl;
s_pControlFocus->OnFocusIn();
return true;
}
}
// If we reached this point, the chain of dialogs didn't form a complete loop
DXTRACE_ERR( L"CDXUTDialog: Multiple dialogs are improperly chained together", E_FAIL );
return false;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialogResourceManager::CreateFont( UINT iFont )
{
HRESULT hr = S_OK;
DXUTFontNode* pFontNode = m_FontCache.GetAt( iFont );
SAFE_RELEASE( pFontNode->pFont );
V_RETURN( D3DXCreateFont( m_pd3dDevice, pFontNode->nHeight, 0, pFontNode->nWeight, 1, FALSE, DEFAULT_CHARSET,
OUT_DEFAULT_PRECIS, DEFAULT_QUALITY, DEFAULT_PITCH | FF_DONTCARE,
pFontNode->strFace, &pFontNode->pFont ) );
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTDialogResourceManager::CreateTexture( UINT iTexture )
{
HRESULT hr = S_OK;
DXUTTextureNode* pTextureNode = m_TextureCache.GetAt( iTexture );
// Make sure there's a texture to create
if( pTextureNode->strFilename[0] == 0 )
return S_OK;
// Find the texture on the hard drive
WCHAR strPath[MAX_PATH];
hr = DXUTFindDXSDKMediaFileCch( strPath, MAX_PATH, pTextureNode->strFilename );
if( FAILED(hr) )
{
return DXTRACE_ERR( L"DXUTFindDXSDKMediaFileCch", hr );
}
// Create texture
D3DXIMAGE_INFO info;
hr = D3DXCreateTextureFromFileEx( m_pd3dDevice, strPath, D3DX_DEFAULT, D3DX_DEFAULT,
D3DX_DEFAULT, 0, D3DFMT_UNKNOWN, D3DPOOL_MANAGED,
D3DX_DEFAULT, D3DX_DEFAULT, 0,
&info, NULL, &pTextureNode->pTexture );
if( FAILED(hr) )
{
return DXTRACE_ERR( L"D3DXCreateTextureFromFileEx", hr );
}
// Store dimensions
pTextureNode->dwWidth = info.Width;
pTextureNode->dwHeight = info.Height;
return S_OK;
}
//--------------------------------------------------------------------------------------
void CDXUTDialog::InitDefaultElements()
{
SetTexture( 0, L"UI\\DXUTControls.dds" );
SetFont( 0, L"Arial", 14, FW_NORMAL );
CDXUTElement Element;
RECT rcTexture;
//-------------------------------------
// Element for the caption
//-------------------------------------
m_CapElement.SetFont( 0 );
SetRect( &rcTexture, 17, 269, 241, 287 );
m_CapElement.SetTexture( 0, &rcTexture );
m_CapElement.TextureColor.States[ DXUT_STATE_NORMAL ] = D3DCOLOR_ARGB(255, 255, 255, 255);
m_CapElement.FontColor.States[ DXUT_STATE_NORMAL ] = D3DCOLOR_ARGB(255, 255, 255, 255);
m_CapElement.SetFont( 0, D3DCOLOR_ARGB(255, 255, 255, 255), DT_LEFT | DT_VCENTER );
// Pre-blend as we don't need to transition the state
m_CapElement.TextureColor.Blend( DXUT_STATE_NORMAL, 10.0f );
m_CapElement.FontColor.Blend( DXUT_STATE_NORMAL, 10.0f );
//-------------------------------------
// CDXUTStatic
//-------------------------------------
Element.SetFont( 0 );
Element.FontColor.States[ DXUT_STATE_DISABLED ] = D3DCOLOR_ARGB( 200, 200, 200, 200 );
// Assign the Element
SetDefaultElement( DXUT_CONTROL_STATIC, 0, &Element );
//-------------------------------------
// CDXUTButton - Button
//-------------------------------------
SetRect( &rcTexture, 0, 0, 136, 54 );
Element.SetTexture( 0, &rcTexture );
Element.SetFont( 0 );
Element.TextureColor.States[ DXUT_STATE_NORMAL ] = D3DCOLOR_ARGB(150, 255, 255, 255);
Element.TextureColor.States[ DXUT_STATE_PRESSED ] = D3DCOLOR_ARGB(200, 255, 255, 255);
Element.FontColor.States[ DXUT_STATE_MOUSEOVER ] = D3DCOLOR_ARGB(255, 0, 0, 0);
// Assign the Element
SetDefaultElement( DXUT_CONTROL_BUTTON, 0, &Element );
//-------------------------------------
// CDXUTButton - Fill layer
//-------------------------------------
SetRect( &rcTexture, 136, 0, 272, 54 );
Element.SetTexture( 0, &rcTexture, D3DCOLOR_ARGB(0, 255, 255, 255) );
Element.TextureColor.States[ DXUT_STATE_MOUSEOVER ] = D3DCOLOR_ARGB(160, 255, 255, 255);
Element.TextureColor.States[ DXUT_STATE_PRESSED ] = D3DCOLOR_ARGB(60, 0, 0, 0);
Element.TextureColor.States[ DXUT_STATE_FOCUS ] = D3DCOLOR_ARGB(30, 255, 255, 255);
// Assign the Element
SetDefaultElement( DXUT_CONTROL_BUTTON, 1, &Element );
//-------------------------------------
// CDXUTCheckBox - Box
//-------------------------------------
SetRect( &rcTexture, 0, 54, 27, 81 );
Element.SetTexture( 0, &rcTexture );
Element.SetFont( 0, D3DCOLOR_ARGB(255, 255, 255, 255), DT_LEFT | DT_VCENTER );
Element.FontColor.States[ DXUT_STATE_DISABLED ] = D3DCOLOR_ARGB( 200, 200, 200, 200 );
Element.TextureColor.States[ DXUT_STATE_NORMAL ] = D3DCOLOR_ARGB(150, 255, 255, 255);
Element.TextureColor.States[ DXUT_STATE_FOCUS ] = D3DCOLOR_ARGB(200, 255, 255, 255);
Element.TextureColor.States[ DXUT_STATE_PRESSED ] = D3DCOLOR_ARGB(255, 255, 255, 255);
// Assign the Element
SetDefaultElement( DXUT_CONTROL_CHECKBOX, 0, &Element );
//-------------------------------------
// CDXUTCheckBox - Check
//-------------------------------------
SetRect( &rcTexture, 27, 54, 54, 81 );
Element.SetTexture( 0, &rcTexture );
// Assign the Element
SetDefaultElement( DXUT_CONTROL_CHECKBOX, 1, &Element );
//-------------------------------------
// CDXUTRadioButton - Box
//-------------------------------------
SetRect( &rcTexture, 54, 54, 81, 81 );
Element.SetTexture( 0, &rcTexture );
Element.SetFont( 0, D3DCOLOR_ARGB(255, 255, 255, 255), DT_LEFT | DT_VCENTER );
Element.FontColor.States[ DXUT_STATE_DISABLED ] = D3DCOLOR_ARGB( 200, 200, 200, 200 );
Element.TextureColor.States[ DXUT_STATE_NORMAL ] = D3DCOLOR_ARGB(150, 255, 255, 255);
Element.TextureColor.States[ DXUT_STATE_FOCUS ] = D3DCOLOR_ARGB(200, 255, 255, 255);
Element.TextureColor.States[ DXUT_STATE_PRESSED ] = D3DCOLOR_ARGB(255, 255, 255, 255);
// Assign the Element
SetDefaultElement( DXUT_CONTROL_RADIOBUTTON, 0, &Element );
//-------------------------------------
// CDXUTRadioButton - Check
//-------------------------------------
SetRect( &rcTexture, 81, 54, 108, 81 );
Element.SetTexture( 0, &rcTexture );
// Assign the Element
SetDefaultElement( DXUT_CONTROL_RADIOBUTTON, 1, &Element );
//-------------------------------------
// CDXUTComboBox - Main
//-------------------------------------
SetRect( &rcTexture, 7, 81, 247, 123 );
Element.SetTexture( 0, &rcTexture );
Element.SetFont( 0 );
Element.TextureColor.States[ DXUT_STATE_NORMAL ] = D3DCOLOR_ARGB(150, 200, 200, 200);
Element.TextureColor.States[ DXUT_STATE_FOCUS ] = D3DCOLOR_ARGB(170, 230, 230, 230);
Element.TextureColor.States[ DXUT_STATE_DISABLED ] = D3DCOLOR_ARGB(70, 200, 200, 200);
Element.FontColor.States[ DXUT_STATE_MOUSEOVER ] = D3DCOLOR_ARGB(255, 0, 0, 0);
Element.FontColor.States[ DXUT_STATE_PRESSED ] = D3DCOLOR_ARGB(255, 0, 0, 0);
Element.FontColor.States[ DXUT_STATE_DISABLED ] = D3DCOLOR_ARGB(200, 200, 200, 200);
// Assign the Element
SetDefaultElement( DXUT_CONTROL_COMBOBOX, 0, &Element );
//-------------------------------------
// CDXUTComboBox - Button
//-------------------------------------
SetRect( &rcTexture, 272, 0, 325, 49 );
Element.SetTexture( 0, &rcTexture );
Element.TextureColor.States[ DXUT_STATE_NORMAL ] = D3DCOLOR_ARGB(150, 255, 255, 255);
Element.TextureColor.States[ DXUT_STATE_PRESSED ] = D3DCOLOR_ARGB(255, 150, 150, 150);
Element.TextureColor.States[ DXUT_STATE_FOCUS ] = D3DCOLOR_ARGB(200, 255, 255, 255);
Element.TextureColor.States[ DXUT_STATE_DISABLED ] = D3DCOLOR_ARGB(70, 255, 255, 255);
// Assign the Element
SetDefaultElement( DXUT_CONTROL_COMBOBOX, 1, &Element );
//-------------------------------------
// CDXUTComboBox - Dropdown
//-------------------------------------
SetRect( &rcTexture, 7, 123, 241, 265 );
Element.SetTexture( 0, &rcTexture );
Element.SetFont( 0, D3DCOLOR_ARGB(255, 0, 0, 0), DT_LEFT | DT_TOP );
// Assign the Element
SetDefaultElement( DXUT_CONTROL_COMBOBOX, 2, &Element );
//-------------------------------------
// CDXUTComboBox - Selection
//-------------------------------------
SetRect( &rcTexture, 7, 266, 241, 289 );
Element.SetTexture( 0, &rcTexture );
Element.SetFont( 0, D3DCOLOR_ARGB(255, 255, 255, 255), DT_LEFT | DT_TOP );
// Assign the Element
SetDefaultElement( DXUT_CONTROL_COMBOBOX, 3, &Element );
//-------------------------------------
// CDXUTSlider - Track
//-------------------------------------
SetRect( &rcTexture, 1, 290, 280, 331 );
Element.SetTexture( 0, &rcTexture );
Element.TextureColor.States[ DXUT_STATE_NORMAL ] = D3DCOLOR_ARGB(150, 255, 255, 255);
Element.TextureColor.States[ DXUT_STATE_FOCUS ] = D3DCOLOR_ARGB(200, 255, 255, 255);
Element.TextureColor.States[ DXUT_STATE_DISABLED ] = D3DCOLOR_ARGB(70, 255, 255, 255);
// Assign the Element
SetDefaultElement( DXUT_CONTROL_SLIDER, 0, &Element );
//-------------------------------------
// CDXUTSlider - Button
//-------------------------------------
SetRect( &rcTexture, 248, 55, 289, 96 );
Element.SetTexture( 0, &rcTexture );
// Assign the Element
SetDefaultElement( DXUT_CONTROL_SLIDER, 1, &Element );
//-------------------------------------
// CDXUTScrollBar - Track
//-------------------------------------
SetRect( &rcTexture, 243, 144, 265, 155 );
Element.SetTexture( 0, &rcTexture );
Element.TextureColor.States[ DXUT_STATE_DISABLED ] = D3DCOLOR_ARGB(255, 200, 200, 200);
// Assign the Element
SetDefaultElement( DXUT_CONTROL_SCROLLBAR, 0, &Element );
//-------------------------------------
// CDXUTScrollBar - Up Arrow
//-------------------------------------
SetRect( &rcTexture, 243, 124, 265, 144 );
Element.SetTexture( 0, &rcTexture );
Element.TextureColor.States[ DXUT_STATE_DISABLED ] = D3DCOLOR_ARGB(255, 200, 200, 200);
// Assign the Element
SetDefaultElement( DXUT_CONTROL_SCROLLBAR, 1, &Element );
//-------------------------------------
// CDXUTScrollBar - Down Arrow
//-------------------------------------
SetRect( &rcTexture, 243, 155, 265, 176 );
Element.SetTexture( 0, &rcTexture );
Element.TextureColor.States[ DXUT_STATE_DISABLED ] = D3DCOLOR_ARGB(255, 200, 200, 200);
// Assign the Element
SetDefaultElement( DXUT_CONTROL_SCROLLBAR, 2, &Element );
//-------------------------------------
// CDXUTScrollBar - Button
//-------------------------------------
SetRect( &rcTexture, 266, 123, 286, 167 );
Element.SetTexture( 0, &rcTexture );
// Assign the Element
SetDefaultElement( DXUT_CONTROL_SCROLLBAR, 3, &Element );
//-------------------------------------
// CDXUTEditBox
//-------------------------------------
// Element assignment:
// 0 - text area
// 1 - top left border
// 2 - top border
// 3 - top right border
// 4 - left border
// 5 - right border
// 6 - lower left border
// 7 - lower border
// 8 - lower right border
Element.SetFont( 0, D3DCOLOR_ARGB( 255, 0, 0, 0 ), DT_LEFT | DT_TOP );
// Assign the style
SetRect( &rcTexture, 14, 90, 241, 113 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_EDITBOX, 0, &Element );
SetRect( &rcTexture, 8, 82, 14, 90 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_EDITBOX, 1, &Element );
SetRect( &rcTexture, 14, 82, 241, 90 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_EDITBOX, 2, &Element );
SetRect( &rcTexture, 241, 82, 246, 90 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_EDITBOX, 3, &Element );
SetRect( &rcTexture, 8, 90, 14, 113 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_EDITBOX, 4, &Element );
SetRect( &rcTexture, 241, 90, 246, 113 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_EDITBOX, 5, &Element );
SetRect( &rcTexture, 8, 113, 14, 121 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_EDITBOX, 6, &Element );
SetRect( &rcTexture, 14, 113, 241, 121 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_EDITBOX, 7, &Element );
SetRect( &rcTexture, 241, 113, 246, 121 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_EDITBOX, 8, &Element );
//-------------------------------------
// CDXUTIMEEditBox
//-------------------------------------
Element.SetFont( 0, D3DCOLOR_ARGB( 255, 0, 0, 0 ), DT_LEFT | DT_TOP );
// Assign the style
SetRect( &rcTexture, 14, 90, 241, 113 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_IMEEDITBOX, 0, &Element );
SetRect( &rcTexture, 8, 82, 14, 90 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_IMEEDITBOX, 1, &Element );
SetRect( &rcTexture, 14, 82, 241, 90 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_IMEEDITBOX, 2, &Element );
SetRect( &rcTexture, 241, 82, 246, 90 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_IMEEDITBOX, 3, &Element );
SetRect( &rcTexture, 8, 90, 14, 113 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_IMEEDITBOX, 4, &Element );
SetRect( &rcTexture, 241, 90, 246, 113 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_IMEEDITBOX, 5, &Element );
SetRect( &rcTexture, 8, 113, 14, 121 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_IMEEDITBOX, 6, &Element );
SetRect( &rcTexture, 14, 113, 241, 121 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_IMEEDITBOX, 7, &Element );
SetRect( &rcTexture, 241, 113, 246, 121 );
Element.SetTexture( 0, &rcTexture );
SetDefaultElement( DXUT_CONTROL_IMEEDITBOX, 8, &Element );
// Element 9 for IME text, and indicator button
SetRect( &rcTexture, 0, 0, 136, 54 );
Element.SetTexture( 0, &rcTexture );
Element.SetFont( 0, D3DCOLOR_ARGB( 255, 0, 0, 0 ), DT_CENTER | DT_VCENTER );
SetDefaultElement( DXUT_CONTROL_IMEEDITBOX, 9, &Element );
//-------------------------------------
// CDXUTListBox - Main
//-------------------------------------
SetRect( &rcTexture, 13, 124, 241, 265 );
Element.SetTexture( 0, &rcTexture );
Element.SetFont( 0, D3DCOLOR_ARGB(255, 0, 0, 0), DT_LEFT | DT_TOP );
// Assign the Element
SetDefaultElement( DXUT_CONTROL_LISTBOX, 0, &Element );
//-------------------------------------
// CDXUTListBox - Selection
//-------------------------------------
SetRect( &rcTexture, 17, 269, 241, 287 );
Element.SetTexture( 0, &rcTexture );
Element.SetFont( 0, D3DCOLOR_ARGB(255, 255, 255, 255), DT_LEFT | DT_TOP );
// Assign the Element
SetDefaultElement( DXUT_CONTROL_LISTBOX, 1, &Element );
}
//--------------------------------------------------------------------------------------
// CDXUTControl class
//--------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------
CDXUTControl::CDXUTControl( CDXUTDialog *pDialog )
{
m_Type = DXUT_CONTROL_BUTTON;
m_pDialog = pDialog;
m_ID = 0;
m_Index = 0;
m_pUserData = NULL;
m_bEnabled = true;
m_bVisible = true;
m_bMouseOver = false;
m_bHasFocus = false;
m_bIsDefault = false;
m_pDialog = NULL;
m_x = 0;
m_y = 0;
m_width = 0;
m_height = 0;
ZeroMemory( &m_rcBoundingBox, sizeof( m_rcBoundingBox ) );
}
CDXUTControl::~CDXUTControl()
{
for( int i = 0; i < m_Elements.GetSize(); ++i )
{
delete m_Elements[i];
}
m_Elements.RemoveAll();
}
//--------------------------------------------------------------------------------------
void CDXUTControl::SetTextColor( D3DCOLOR Color )
{
CDXUTElement* pElement = m_Elements.GetAt( 0 );
if( pElement )
pElement->FontColor.States[DXUT_STATE_NORMAL] = Color;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTControl::SetElement( UINT iElement, CDXUTElement* pElement )
{
HRESULT hr = S_OK;
if( pElement == NULL )
return E_INVALIDARG;
// Make certain the array is this large
for( UINT i=m_Elements.GetSize(); i <= iElement; i++ )
{
CDXUTElement* pNewElement = new CDXUTElement();
if( pNewElement == NULL )
return E_OUTOFMEMORY;
hr = m_Elements.Add( pNewElement );
if( FAILED(hr) )
{
SAFE_DELETE( pNewElement );
return hr;
}
}
// Update the data
CDXUTElement* pCurElement = m_Elements.GetAt( iElement );
*pCurElement = *pElement;
return S_OK;
}
//--------------------------------------------------------------------------------------
void CDXUTControl::Refresh()
{
m_bMouseOver = false;
m_bHasFocus = false;
for( int i=0; i < m_Elements.GetSize(); i++ )
{
CDXUTElement* pElement = m_Elements.GetAt( i );
pElement->Refresh();
}
}
//--------------------------------------------------------------------------------------
void CDXUTControl::UpdateRects()
{
SetRect( &m_rcBoundingBox, m_x, m_y, m_x + m_width, m_y + m_height );
}
//--------------------------------------------------------------------------------------
// CDXUTStatic class
//--------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------
CDXUTStatic::CDXUTStatic( CDXUTDialog *pDialog )
{
m_Type = DXUT_CONTROL_STATIC;
m_pDialog = pDialog;
ZeroMemory( &m_strText, sizeof(m_strText) );
for( int i=0; i < m_Elements.GetSize(); i++ )
{
CDXUTElement* pElement = m_Elements.GetAt( i );
SAFE_DELETE( pElement );
}
m_Elements.RemoveAll();
}
//--------------------------------------------------------------------------------------
void CDXUTStatic::Render( IDirect3DDevice9* pd3dDevice, float fElapsedTime )
{
if( m_bVisible == false )
return;
DXUT_CONTROL_STATE iState = DXUT_STATE_NORMAL;
if( m_bEnabled == false )
iState = DXUT_STATE_DISABLED;
CDXUTElement* pElement = m_Elements.GetAt( 0 );
pElement->FontColor.Blend( iState, fElapsedTime );
m_pDialog->DrawText( m_strText, pElement, &m_rcBoundingBox, true );
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTStatic::GetTextCopy( LPWSTR strDest, UINT bufferCount )
{
// Validate incoming parameters
if( strDest == NULL || bufferCount == 0 )
{
return E_INVALIDARG;
}
// Copy the window text
StringCchCopy( strDest, bufferCount, m_strText );
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTStatic::SetText( LPCWSTR strText )
{
if( strText == NULL )
{
m_strText[0] = 0;
return S_OK;
}
StringCchCopy( m_strText, MAX_PATH, strText);
return S_OK;
}
//--------------------------------------------------------------------------------------
// CDXUTButton class
//--------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------
CDXUTButton::CDXUTButton( CDXUTDialog *pDialog )
{
m_Type = DXUT_CONTROL_BUTTON;
m_pDialog = pDialog;
m_bPressed = false;
m_nHotkey = 0;
}
//--------------------------------------------------------------------------------------
bool CDXUTButton::HandleKeyboard( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
switch( uMsg )
{
case WM_KEYDOWN:
{
switch( wParam )
{
case VK_SPACE:
m_bPressed = true;
return true;
}
}
case WM_KEYUP:
{
switch( wParam )
{
case VK_SPACE:
if( m_bPressed == true )
{
m_bPressed = false;
m_pDialog->SendEvent( EVENT_BUTTON_CLICKED, true, this );
}
return true;
}
}
}
return false;
}
//--------------------------------------------------------------------------------------
bool CDXUTButton::HandleMouse( UINT uMsg, POINT pt, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
switch( uMsg )
{
case WM_LBUTTONDOWN:
case WM_LBUTTONDBLCLK:
{
if( ContainsPoint( pt ) )
{
// Pressed while inside the control
m_bPressed = true;
SetCapture( DXUTGetHWND() );
if( !m_bHasFocus )
m_pDialog->RequestFocus( this );
return true;
}
break;
}
case WM_LBUTTONUP:
{
if( m_bPressed )
{
m_bPressed = false;
ReleaseCapture();
if( !m_pDialog->m_bKeyboardInput )
m_pDialog->ClearFocus();
// Button click
if( ContainsPoint( pt ) )
m_pDialog->SendEvent( EVENT_BUTTON_CLICKED, true, this );
return true;
}
break;
}
};
return false;
}
//--------------------------------------------------------------------------------------
void CDXUTButton::Render( IDirect3DDevice9* pd3dDevice, float fElapsedTime )
{
int nOffsetX = 0;
int nOffsetY = 0;
DXUT_CONTROL_STATE iState = DXUT_STATE_NORMAL;
if( m_bVisible == false )
{
iState = DXUT_STATE_HIDDEN;
}
else if( m_bEnabled == false )
{
iState = DXUT_STATE_DISABLED;
}
else if( m_bPressed )
{
iState = DXUT_STATE_PRESSED;
nOffsetX = 1;
nOffsetY = 2;
}
else if( m_bMouseOver )
{
iState = DXUT_STATE_MOUSEOVER;
nOffsetX = -1;
nOffsetY = -2;
}
else if( m_bHasFocus )
{
iState = DXUT_STATE_FOCUS;
}
// Background fill layer
//TODO: remove magic numbers
CDXUTElement* pElement = m_Elements.GetAt( 0 );
float fBlendRate = ( iState == DXUT_STATE_PRESSED ) ? 0.0f : 0.8f;
RECT rcWindow = m_rcBoundingBox;
OffsetRect( &rcWindow, nOffsetX, nOffsetY );
// Blend current color
pElement->TextureColor.Blend( iState, fElapsedTime, fBlendRate );
pElement->FontColor.Blend( iState, fElapsedTime, fBlendRate );
m_pDialog->DrawSprite( pElement, &rcWindow );
m_pDialog->DrawText( m_strText, pElement, &rcWindow );
// Main button
pElement = m_Elements.GetAt( 1 );
// Blend current color
pElement->TextureColor.Blend( iState, fElapsedTime, fBlendRate );
pElement->FontColor.Blend( iState, fElapsedTime, fBlendRate );
m_pDialog->DrawSprite( pElement, &rcWindow );
m_pDialog->DrawText( m_strText, pElement, &rcWindow );
}
//--------------------------------------------------------------------------------------
// CDXUTCheckBox class
//--------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------
CDXUTCheckBox::CDXUTCheckBox( CDXUTDialog *pDialog )
{
m_Type = DXUT_CONTROL_CHECKBOX;
m_pDialog = pDialog;
m_bChecked = false;
}
//--------------------------------------------------------------------------------------
bool CDXUTCheckBox::HandleKeyboard( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
switch( uMsg )
{
case WM_KEYDOWN:
{
switch( wParam )
{
case VK_SPACE:
m_bPressed = true;
return true;
}
}
case WM_KEYUP:
{
switch( wParam )
{
case VK_SPACE:
if( m_bPressed == true )
{
m_bPressed = false;
SetCheckedInternal( !m_bChecked, true );
}
return true;
}
}
}
return false;
}
//--------------------------------------------------------------------------------------
bool CDXUTCheckBox::HandleMouse( UINT uMsg, POINT pt, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
switch( uMsg )
{
case WM_LBUTTONDOWN:
case WM_LBUTTONDBLCLK:
{
if( ContainsPoint( pt ) )
{
// Pressed while inside the control
m_bPressed = true;
SetCapture( DXUTGetHWND() );
if( !m_bHasFocus )
m_pDialog->RequestFocus( this );
return true;
}
break;
}
case WM_LBUTTONUP:
{
if( m_bPressed )
{
m_bPressed = false;
ReleaseCapture();
// Button click
if( ContainsPoint( pt ) )
SetCheckedInternal( !m_bChecked, true );
return true;
}
break;
}
};
return false;
}
//--------------------------------------------------------------------------------------
void CDXUTCheckBox::SetCheckedInternal( bool bChecked, bool bFromInput )
{
m_bChecked = bChecked;
m_pDialog->SendEvent( EVENT_CHECKBOX_CHANGED, bFromInput, this );
}
//--------------------------------------------------------------------------------------
BOOL CDXUTCheckBox::ContainsPoint( POINT pt )
{
return ( PtInRect( &m_rcBoundingBox, pt ) ||
PtInRect( &m_rcButton, pt ) );
}
//--------------------------------------------------------------------------------------
void CDXUTCheckBox::UpdateRects()
{
CDXUTButton::UpdateRects();
m_rcButton = m_rcBoundingBox;
m_rcButton.right = m_rcButton.left + RectHeight( m_rcButton );
m_rcText = m_rcBoundingBox;
m_rcText.left += (int) ( 1.25f * RectWidth( m_rcButton ) );
}
//--------------------------------------------------------------------------------------
void CDXUTCheckBox::Render( IDirect3DDevice9* pd3dDevice, float fElapsedTime )
{
DXUT_CONTROL_STATE iState = DXUT_STATE_NORMAL;
if( m_bVisible == false )
iState = DXUT_STATE_HIDDEN;
else if( m_bEnabled == false )
iState = DXUT_STATE_DISABLED;
else if( m_bPressed )
iState = DXUT_STATE_PRESSED;
else if( m_bMouseOver )
iState = DXUT_STATE_MOUSEOVER;
else if( m_bHasFocus )
iState = DXUT_STATE_FOCUS;
CDXUTElement* pElement = m_Elements.GetAt( 0 );
float fBlendRate = ( iState == DXUT_STATE_PRESSED ) ? 0.0f : 0.8f;
pElement->TextureColor.Blend( iState, fElapsedTime, fBlendRate );
pElement->FontColor.Blend( iState, fElapsedTime, fBlendRate );
m_pDialog->DrawSprite( pElement, &m_rcButton );
m_pDialog->DrawText( m_strText, pElement, &m_rcText, true );
if( !m_bChecked )
iState = DXUT_STATE_HIDDEN;
pElement = m_Elements.GetAt( 1 );
pElement->TextureColor.Blend( iState, fElapsedTime, fBlendRate );
m_pDialog->DrawSprite( pElement, &m_rcButton );
}
//--------------------------------------------------------------------------------------
// CDXUTRadioButton class
//--------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------
CDXUTRadioButton::CDXUTRadioButton( CDXUTDialog *pDialog )
{
m_Type = DXUT_CONTROL_RADIOBUTTON;
m_pDialog = pDialog;
}
//--------------------------------------------------------------------------------------
bool CDXUTRadioButton::HandleKeyboard( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
switch( uMsg )
{
case WM_KEYDOWN:
{
switch( wParam )
{
case VK_SPACE:
m_bPressed = true;
return true;
}
}
case WM_KEYUP:
{
switch( wParam )
{
case VK_SPACE:
if( m_bPressed == true )
{
m_bPressed = false;
m_pDialog->ClearRadioButtonGroup( m_nButtonGroup );
m_bChecked = !m_bChecked;
m_pDialog->SendEvent( EVENT_RADIOBUTTON_CHANGED, true, this );
}
return true;
}
}
}
return false;
}
//--------------------------------------------------------------------------------------
bool CDXUTRadioButton::HandleMouse( UINT uMsg, POINT pt, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
switch( uMsg )
{
case WM_LBUTTONDOWN:
case WM_LBUTTONDBLCLK:
{
if( ContainsPoint( pt ) )
{
// Pressed while inside the control
m_bPressed = true;
SetCapture( DXUTGetHWND() );
if( !m_bHasFocus )
m_pDialog->RequestFocus( this );
return true;
}
break;
}
case WM_LBUTTONUP:
{
if( m_bPressed )
{
m_bPressed = false;
ReleaseCapture();
// Button click
if( ContainsPoint( pt ) )
{
m_pDialog->ClearRadioButtonGroup( m_nButtonGroup );
m_bChecked = !m_bChecked;
m_pDialog->SendEvent( EVENT_RADIOBUTTON_CHANGED, true, this );
}
return true;
}
break;
}
};
return false;
}
//--------------------------------------------------------------------------------------
void CDXUTRadioButton::SetCheckedInternal( bool bChecked, bool bClearGroup, bool bFromInput )
{
if( bChecked && bClearGroup )
m_pDialog->ClearRadioButtonGroup( m_nButtonGroup );
m_bChecked = bChecked;
m_pDialog->SendEvent( EVENT_RADIOBUTTON_CHANGED, bFromInput, this );
}
//--------------------------------------------------------------------------------------
// CDXUTComboBox class
//--------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------
CDXUTComboBox::CDXUTComboBox( CDXUTDialog *pDialog ) :
m_ScrollBar( pDialog )
{
m_Type = DXUT_CONTROL_COMBOBOX;
m_pDialog = pDialog;
m_nDropHeight = 100;
m_nSBWidth = 16;
m_bOpened = false;
m_iSelected = -1;
m_iFocused = -1;
}
//--------------------------------------------------------------------------------------
CDXUTComboBox::~CDXUTComboBox()
{
RemoveAllItems();
}
//--------------------------------------------------------------------------------------
void CDXUTComboBox::SetTextColor( D3DCOLOR Color )
{
CDXUTElement* pElement = m_Elements.GetAt( 0 );
if( pElement )
pElement->FontColor.States[DXUT_STATE_NORMAL] = Color;
pElement = m_Elements.GetAt( 2 );
if( pElement )
pElement->FontColor.States[DXUT_STATE_NORMAL] = Color;
}
//--------------------------------------------------------------------------------------
void CDXUTComboBox::UpdateRects()
{
CDXUTButton::UpdateRects();
m_rcButton = m_rcBoundingBox;
m_rcButton.left = m_rcButton.right - RectHeight( m_rcButton );
m_rcText = m_rcBoundingBox;
m_rcText.right = m_rcButton.left;
m_rcDropdown = m_rcText;
OffsetRect( &m_rcDropdown, 0, (int) (0.90f * RectHeight( m_rcText )) );
m_rcDropdown.bottom += m_nDropHeight;
m_rcDropdown.right -= m_nSBWidth;
m_rcDropdownText = m_rcDropdown;
m_rcDropdownText.left += (int) (0.1f * RectWidth( m_rcDropdown ));
m_rcDropdownText.right -= (int) (0.1f * RectWidth( m_rcDropdown ));
m_rcDropdownText.top += (int) (0.1f * RectHeight( m_rcDropdown ));
m_rcDropdownText.bottom -= (int) (0.1f * RectHeight( m_rcDropdown ));
// Update the scrollbar's rects
m_ScrollBar.SetLocation( m_rcDropdown.right, m_rcDropdown.top+2 );
m_ScrollBar.SetSize( m_nSBWidth, RectHeight( m_rcDropdown )-2 );
DXUTFontNode* pFontNode = DXUTGetGlobalDialogResourceManager()->GetFontNode( m_Elements.GetAt( 2 )->iFont );
if( pFontNode && pFontNode->nHeight )
{
m_ScrollBar.SetPageSize( RectHeight( m_rcDropdownText ) / pFontNode->nHeight );
// The selected item may have been scrolled off the page.
// Ensure that it is in page again.
m_ScrollBar.ShowItem( m_iSelected );
}
}
//--------------------------------------------------------------------------------------
void CDXUTComboBox::OnFocusOut()
{
CDXUTButton::OnFocusOut();
m_bOpened = false;
}
//--------------------------------------------------------------------------------------
bool CDXUTComboBox::HandleKeyboard( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
const DWORD REPEAT_MASK = (0x40000000);
if( !m_bEnabled || !m_bVisible )
return false;
// Let the scroll bar have a chance to handle it first
if( m_ScrollBar.HandleKeyboard( uMsg, wParam, lParam ) )
return true;
switch( uMsg )
{
case WM_KEYDOWN:
{
switch( wParam )
{
case VK_RETURN:
if( m_bOpened )
{
if( m_iSelected != m_iFocused )
{
m_iSelected = m_iFocused;
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, true, this );
}
m_bOpened = false;
if( !m_pDialog->m_bKeyboardInput )
m_pDialog->ClearFocus();
return true;
}
break;
case VK_F4:
// Filter out auto-repeats
if( lParam & REPEAT_MASK )
return true;
m_bOpened = !m_bOpened;
if( !m_bOpened )
{
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, true, this );
if( !m_pDialog->m_bKeyboardInput )
m_pDialog->ClearFocus();
}
return true;
case VK_LEFT:
case VK_UP:
if( m_iFocused > 0 )
{
m_iFocused--;
m_iSelected = m_iFocused;
if( !m_bOpened )
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, true, this );
}
return true;
case VK_RIGHT:
case VK_DOWN:
if( m_iFocused+1 < (int)GetNumItems() )
{
m_iFocused++;
m_iSelected = m_iFocused;
if( !m_bOpened )
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, true, this );
}
return true;
}
break;
}
}
return false;
}
//--------------------------------------------------------------------------------------
bool CDXUTComboBox::HandleMouse( UINT uMsg, POINT pt, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
// Let the scroll bar handle it first.
if( m_ScrollBar.HandleMouse( uMsg, pt, wParam, lParam ) )
return true;
switch( uMsg )
{
case WM_MOUSEMOVE:
{
if( m_bOpened && PtInRect( &m_rcDropdown, pt ) )
{
// Determine which item has been selected
for( int i=0; i < m_Items.GetSize(); i++ )
{
DXUTComboBoxItem* pItem = m_Items.GetAt( i );
if( pItem -> bVisible &&
PtInRect( &pItem->rcActive, pt ) )
{
m_iFocused = i;
}
}
return true;
}
break;
}
case WM_LBUTTONDOWN:
case WM_LBUTTONDBLCLK:
{
if( ContainsPoint( pt ) )
{
// Pressed while inside the control
m_bPressed = true;
SetCapture( DXUTGetHWND() );
if( !m_bHasFocus )
m_pDialog->RequestFocus( this );
// Toggle dropdown
if( m_bHasFocus )
{
m_bOpened = !m_bOpened;
if( !m_bOpened )
{
if( !m_pDialog->m_bKeyboardInput )
m_pDialog->ClearFocus();
}
}
return true;
}
// Perhaps this click is within the dropdown
if( m_bOpened && PtInRect( &m_rcDropdown, pt ) )
{
// Determine which item has been selected
for( int i=m_ScrollBar.GetTrackPos(); i < m_Items.GetSize(); i++ )
{
DXUTComboBoxItem* pItem = m_Items.GetAt( i );
if( pItem -> bVisible &&
PtInRect( &pItem->rcActive, pt ) )
{
m_iFocused = m_iSelected = i;
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, true, this );
m_bOpened = false;
if( !m_pDialog->m_bKeyboardInput )
m_pDialog->ClearFocus();
break;
}
}
return true;
}
// Mouse click not on main control or in dropdown, fire an event if needed
if( m_bOpened )
{
m_iFocused = m_iSelected;
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, true, this );
m_bOpened = false;
}
// Make sure the control is no longer in a pressed state
m_bPressed = false;
// Release focus if appropriate
if( !m_pDialog->m_bKeyboardInput )
{
m_pDialog->ClearFocus();
}
break;
}
case WM_LBUTTONUP:
{
if( m_bPressed && ContainsPoint( pt ) )
{
// Button click
m_bPressed = false;
ReleaseCapture();
return true;
}
break;
}
case WM_MOUSEWHEEL:
{
int zDelta = (short) HIWORD(wParam) / WHEEL_DELTA;
if( m_bOpened )
{
UINT uLines;
SystemParametersInfo( SPI_GETWHEELSCROLLLINES, 0, &uLines, 0 );
m_ScrollBar.Scroll( -zDelta * uLines );
} else
{
if( zDelta > 0 )
{
if( m_iFocused > 0 )
{
m_iFocused--;
m_iSelected = m_iFocused;
if( !m_bOpened )
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, true, this );
}
}
else
{
if( m_iFocused+1 < (int)GetNumItems() )
{
m_iFocused++;
m_iSelected = m_iFocused;
if( !m_bOpened )
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, true, this );
}
}
}
return true;
}
};
return false;
}
//--------------------------------------------------------------------------------------
void CDXUTComboBox::OnHotkey()
{
if( m_bOpened )
return;
if( m_iSelected == -1 )
return;
m_pDialog->RequestFocus( this );
m_iSelected++;
if( m_iSelected >= (int) m_Items.GetSize() )
m_iSelected = 0;
m_iFocused = m_iSelected;
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, true, this );
}
//--------------------------------------------------------------------------------------
void CDXUTComboBox::Render( IDirect3DDevice9* pd3dDevice, float fElapsedTime )
{
DXUT_CONTROL_STATE iState = DXUT_STATE_NORMAL;
if( !m_bOpened )
iState = DXUT_STATE_HIDDEN;
// Dropdown box
CDXUTElement* pElement = m_Elements.GetAt( 2 );
// If we have not initialized the scroll bar page size,
// do that now.
static bool bSBInit;
if( !bSBInit )
{
// Update the page size of the scroll bar
if( DXUTGetGlobalDialogResourceManager()->GetFontNode( pElement->iFont )->nHeight )
m_ScrollBar.SetPageSize( RectHeight( m_rcDropdownText ) / DXUTGetGlobalDialogResourceManager()->GetFontNode( pElement->iFont )->nHeight );
else
m_ScrollBar.SetPageSize( RectHeight( m_rcDropdownText ) );
bSBInit = true;
}
// Scroll bar
if( m_bOpened )
m_ScrollBar.Render( pd3dDevice, fElapsedTime );
// Blend current color
pElement->TextureColor.Blend( iState, fElapsedTime );
pElement->FontColor.Blend( iState, fElapsedTime );
m_pDialog->DrawSprite( pElement, &m_rcDropdown );
// Selection outline
CDXUTElement* pSelectionElement = m_Elements.GetAt( 3 );
pSelectionElement->TextureColor.Current = pElement->TextureColor.Current;
pSelectionElement->FontColor.Current = pSelectionElement->FontColor.States[ DXUT_STATE_NORMAL ];
DXUTFontNode* pFont = m_pDialog->GetFont( pElement->iFont );
int curY = m_rcDropdownText.top;
int nRemainingHeight = RectHeight( m_rcDropdownText );
//WCHAR strDropdown[4096] = {0};
for( int i = m_ScrollBar.GetTrackPos(); i < m_Items.GetSize(); i++ )
{
DXUTComboBoxItem* pItem = m_Items.GetAt( i );
// Make sure there's room left in the dropdown
nRemainingHeight -= pFont->nHeight;
if( nRemainingHeight < 0 )
{
pItem->bVisible = false;
continue;
}
SetRect( &pItem->rcActive, m_rcDropdownText.left, curY, m_rcDropdownText.right, curY + pFont->nHeight );
curY += pFont->nHeight;
//debug
//int blue = 50 * i;
//m_pDialog->DrawRect( &pItem->rcActive, 0xFFFF0000 | blue );
pItem->bVisible = true;
if( m_bOpened )
{
if( (int)i == m_iFocused )
{
RECT rc;
SetRect( &rc, m_rcDropdown.left, pItem->rcActive.top-2, m_rcDropdown.right, pItem->rcActive.bottom+2 );
m_pDialog->DrawSprite( pSelectionElement, &rc );
m_pDialog->DrawText( pItem->strText, pSelectionElement, &pItem->rcActive );
}
else
{
m_pDialog->DrawText( pItem->strText, pElement, &pItem->rcActive );
}
}
}
int nOffsetX = 0;
int nOffsetY = 0;
iState = DXUT_STATE_NORMAL;
if( m_bVisible == false )
iState = DXUT_STATE_HIDDEN;
else if( m_bEnabled == false )
iState = DXUT_STATE_DISABLED;
else if( m_bPressed )
{
iState = DXUT_STATE_PRESSED;
nOffsetX = 1;
nOffsetY = 2;
}
else if( m_bMouseOver )
{
iState = DXUT_STATE_MOUSEOVER;
nOffsetX = -1;
nOffsetY = -2;
}
else if( m_bHasFocus )
iState = DXUT_STATE_FOCUS;
float fBlendRate = ( iState == DXUT_STATE_PRESSED ) ? 0.0f : 0.8f;
// Button
pElement = m_Elements.GetAt( 1 );
// Blend current color
pElement->TextureColor.Blend( iState, fElapsedTime, fBlendRate );
RECT rcWindow = m_rcButton;
OffsetRect( &rcWindow, nOffsetX, nOffsetY );
m_pDialog->DrawSprite( pElement, &rcWindow );
if( m_bOpened )
iState = DXUT_STATE_PRESSED;
// Main text box
//TODO: remove magic numbers
pElement = m_Elements.GetAt( 0 );
// Blend current color
pElement->TextureColor.Blend( iState, fElapsedTime, fBlendRate );
pElement->FontColor.Blend( iState, fElapsedTime, fBlendRate );
m_pDialog->DrawSprite( pElement, &m_rcText);
if( m_iSelected >= 0 && m_iSelected < (int) m_Items.GetSize() )
{
DXUTComboBoxItem* pItem = m_Items.GetAt( m_iSelected );
if( pItem != NULL )
{
m_pDialog->DrawText( pItem->strText, pElement, &m_rcText );
}
}
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTComboBox::AddItem( const WCHAR* strText, void* pData )
{
// Validate parameters
if( strText== NULL )
{
return E_INVALIDARG;
}
// Create a new item and set the data
DXUTComboBoxItem* pItem = new DXUTComboBoxItem;
if( pItem == NULL )
{
return DXTRACE_ERR_MSGBOX( L"new", E_OUTOFMEMORY );
}
ZeroMemory( pItem, sizeof(DXUTComboBoxItem) );
StringCchCopy( pItem->strText, 256, strText );
pItem->pData = pData;
m_Items.Add( pItem );
// Update the scroll bar with new range
m_ScrollBar.SetTrackRange( 0, m_Items.GetSize() );
// If this is the only item in the list, it's selected
if( GetNumItems() == 1 )
{
m_iSelected = 0;
m_iFocused = 0;
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, false, this );
}
return S_OK;
}
//--------------------------------------------------------------------------------------
void CDXUTComboBox::RemoveItem( UINT index )
{
DXUTComboBoxItem* pItem = m_Items.GetAt( index );
SAFE_DELETE( pItem );
m_Items.Remove( index );
m_ScrollBar.SetTrackRange( 0, m_Items.GetSize() );
if( m_iSelected >= m_Items.GetSize() )
m_iSelected = m_Items.GetSize() - 1;
}
//--------------------------------------------------------------------------------------
void CDXUTComboBox::RemoveAllItems()
{
for( int i=0; i < m_Items.GetSize(); i++ )
{
DXUTComboBoxItem* pItem = m_Items.GetAt( i );
SAFE_DELETE( pItem );
}
m_Items.RemoveAll();
m_ScrollBar.SetTrackRange( 0, 1 );
m_iFocused = m_iSelected = -1;
}
//--------------------------------------------------------------------------------------
bool CDXUTComboBox::ContainsItem( const WCHAR* strText, UINT iStart )
{
return ( -1 != FindItem( strText, iStart ) );
}
//--------------------------------------------------------------------------------------
int CDXUTComboBox::FindItem( const WCHAR* strText, UINT iStart )
{
if( strText == NULL )
return -1;
for( int i = iStart; i < m_Items.GetSize(); i++ )
{
DXUTComboBoxItem* pItem = m_Items.GetAt(i);
if( 0 == wcscmp( pItem->strText, strText ) )
{
return i;
}
}
return -1;
}
//--------------------------------------------------------------------------------------
void* CDXUTComboBox::GetSelectedData()
{
if( m_iSelected < 0 )
return NULL;
DXUTComboBoxItem* pItem = m_Items.GetAt( m_iSelected );
return pItem->pData;
}
//--------------------------------------------------------------------------------------
DXUTComboBoxItem* CDXUTComboBox::GetSelectedItem()
{
if( m_iSelected < 0 )
return NULL;
return m_Items.GetAt( m_iSelected );
}
//--------------------------------------------------------------------------------------
void* CDXUTComboBox::GetItemData( const WCHAR* strText )
{
int index = FindItem( strText );
if( index == -1 )
{
return NULL;
}
DXUTComboBoxItem* pItem = m_Items.GetAt(index);
if( pItem == NULL )
{
DXTRACE_ERR( L"CGrowableArray::GetAt", E_FAIL );
return NULL;
}
return pItem->pData;
}
//--------------------------------------------------------------------------------------
void* CDXUTComboBox::GetItemData( int nIndex )
{
if( nIndex < 0 || nIndex >= m_Items.GetSize() )
return NULL;
return m_Items.GetAt( nIndex )->pData;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTComboBox::SetSelectedByIndex( UINT index )
{
if( index >= GetNumItems() )
return E_INVALIDARG;
m_iFocused = m_iSelected = index;
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, false, this );
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTComboBox::SetSelectedByText( const WCHAR* strText )
{
if( strText == NULL )
return E_INVALIDARG;
int index = FindItem( strText );
if( index == -1 )
return E_FAIL;
m_iFocused = m_iSelected = index;
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, false, this );
return S_OK;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTComboBox::SetSelectedByData( void* pData )
{
for( int i=0; i < m_Items.GetSize(); i++ )
{
DXUTComboBoxItem* pItem = m_Items.GetAt(i);
if( pItem->pData == pData )
{
m_iFocused = m_iSelected = i;
m_pDialog->SendEvent( EVENT_COMBOBOX_SELECTION_CHANGED, false, this );
return S_OK;
}
}
return E_FAIL;
}
//--------------------------------------------------------------------------------------
CDXUTSlider::CDXUTSlider( CDXUTDialog *pDialog )
{
m_Type = DXUT_CONTROL_SLIDER;
m_pDialog = pDialog;
m_nMin = 0;
m_nMax = 100;
m_nvalue = 50;
m_bPressed = false;
}
//--------------------------------------------------------------------------------------
BOOL CDXUTSlider::ContainsPoint( POINT pt )
{
return ( PtInRect( &m_rcBoundingBox, pt ) ||
PtInRect( &m_rcButton, pt ) );
}
//--------------------------------------------------------------------------------------
void CDXUTSlider::UpdateRects()
{
CDXUTControl::UpdateRects();
m_rcButton = m_rcBoundingBox;
m_rcButton.right = m_rcButton.left + RectHeight( m_rcButton );
OffsetRect( &m_rcButton, -RectWidth( m_rcButton )/2, 0 );
m_nButtonX = (int) ( (m_nvalue - m_nMin) * (float)RectWidth( m_rcBoundingBox ) / (m_nMax - m_nMin) );
OffsetRect( &m_rcButton, m_nButtonX, 0 );
}
int CDXUTSlider::valueFromPos( int x )
{
float fvaluePerPixel = (float)(m_nMax - m_nMin) / RectWidth( m_rcBoundingBox );
return (int) (0.5f + m_nMin + fvaluePerPixel * (x - m_rcBoundingBox.left)) ;
}
//--------------------------------------------------------------------------------------
bool CDXUTSlider::HandleKeyboard( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
switch( uMsg )
{
case WM_KEYDOWN:
{
switch( wParam )
{
case VK_HOME:
SetvalueInternal( m_nMin, true );
return true;
case VK_END:
SetvalueInternal( m_nMax, true );
return true;
case VK_PRIOR:
case VK_LEFT:
case VK_UP:
SetvalueInternal( m_nvalue - 1, true );
return true;
case VK_NEXT:
case VK_RIGHT:
case VK_DOWN:
SetvalueInternal( m_nvalue + 1, true );
return true;
}
break;
}
}
return false;
}
//--------------------------------------------------------------------------------------
bool CDXUTSlider::HandleMouse( UINT uMsg, POINT pt, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
switch( uMsg )
{
case WM_LBUTTONDOWN:
case WM_LBUTTONDBLCLK:
{
if( PtInRect( &m_rcButton, pt ) )
{
// Pressed while inside the control
m_bPressed = true;
SetCapture( DXUTGetHWND() );
m_nDragX = pt.x;
//m_nDragY = pt.y;
m_nDragOffset = m_nButtonX - m_nDragX;
//m_nDragvalue = m_nvalue;
if( !m_bHasFocus )
m_pDialog->RequestFocus( this );
return true;
}
if( PtInRect( &m_rcBoundingBox, pt ) )
{
m_nDragX = pt.x;
m_nDragOffset = 0;
m_bPressed = true;
if( !m_bHasFocus )
m_pDialog->RequestFocus( this );
if( pt.x > m_nButtonX + m_x )
{
SetvalueInternal( m_nvalue + 1, true );
return true;
}
if( pt.x < m_nButtonX + m_x )
{
SetvalueInternal( m_nvalue - 1, true );
return true;
}
}
break;
}
case WM_LBUTTONUP:
{
if( m_bPressed )
{
m_bPressed = false;
ReleaseCapture();
m_pDialog->SendEvent( EVENT_SLIDER_value_CHANGED, true, this );
return true;
}
break;
}
case WM_MOUSEMOVE:
{
if( m_bPressed )
{
SetvalueInternal( valueFromPos( m_x + pt.x + m_nDragOffset ), true );
return true;
}
break;
}
};
return false;
}
//--------------------------------------------------------------------------------------
void CDXUTSlider::SetRange( int nMin, int nMax )
{
m_nMin = nMin;
m_nMax = nMax;
SetvalueInternal( m_nvalue, false );
}
//--------------------------------------------------------------------------------------
void CDXUTSlider::SetvalueInternal( int nvalue, bool bFromInput )
{
// Clamp to range
nvalue = max( m_nMin, nvalue );
nvalue = min( m_nMax, nvalue );
if( nvalue == m_nvalue )
return;
m_nvalue = nvalue;
UpdateRects();
m_pDialog->SendEvent( EVENT_SLIDER_value_CHANGED, bFromInput, this );
}
//--------------------------------------------------------------------------------------
void CDXUTSlider::Render( IDirect3DDevice9* pd3dDevice, float fElapsedTime )
{
int nOffsetX = 0;
int nOffsetY = 0;
DXUT_CONTROL_STATE iState = DXUT_STATE_NORMAL;
if( m_bVisible == false )
{
iState = DXUT_STATE_HIDDEN;
}
else if( m_bEnabled == false )
{
iState = DXUT_STATE_DISABLED;
}
else if( m_bPressed )
{
iState = DXUT_STATE_PRESSED;
nOffsetX = 1;
nOffsetY = 2;
}
else if( m_bMouseOver )
{
iState = DXUT_STATE_MOUSEOVER;
nOffsetX = -1;
nOffsetY = -2;
}
else if( m_bHasFocus )
{
iState = DXUT_STATE_FOCUS;
}
float fBlendRate = ( iState == DXUT_STATE_PRESSED ) ? 0.0f : 0.8f;
CDXUTElement* pElement = m_Elements.GetAt( 0 );
// Blend current color
pElement->TextureColor.Blend( iState, fElapsedTime, fBlendRate );
m_pDialog->DrawSprite( pElement, &m_rcBoundingBox );
//TODO: remove magic numbers
pElement = m_Elements.GetAt( 1 );
// Blend current color
pElement->TextureColor.Blend( iState, fElapsedTime, fBlendRate );
m_pDialog->DrawSprite( pElement, &m_rcButton );
}
//--------------------------------------------------------------------------------------
// CDXUTScrollBar class
//--------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------
CDXUTScrollBar::CDXUTScrollBar( CDXUTDialog *pDialog )
{
m_Type = DXUT_CONTROL_SCROLLBAR;
m_pDialog = pDialog;
m_bShowThumb = true;
SetRect( &m_rcUpButton, 0, 0, 0, 0 );
SetRect( &m_rcDownButton, 0, 0, 0, 0 );
SetRect( &m_rcTrack, 0, 0, 0, 0 );
SetRect( &m_rcThumb, 0, 0, 0, 0 );
m_nPosition = 0;
m_nPageSize = 1;
m_nStart = 0;
m_nEnd = 1;
m_Arrow = CLEAR;
m_dArrowTS = 0.0;
}
//--------------------------------------------------------------------------------------
CDXUTScrollBar::~CDXUTScrollBar()
{
}
//--------------------------------------------------------------------------------------
void CDXUTScrollBar::UpdateRects()
{
CDXUTControl::UpdateRects();
// Make the buttons square
SetRect( &m_rcUpButton, m_rcBoundingBox.left, m_rcBoundingBox.top,
m_rcBoundingBox.right, m_rcBoundingBox.top + RectWidth( m_rcBoundingBox ) );
SetRect( &m_rcDownButton, m_rcBoundingBox.left, m_rcBoundingBox.bottom - RectWidth( m_rcBoundingBox ),
m_rcBoundingBox.right, m_rcBoundingBox.bottom );
SetRect( &m_rcTrack, m_rcUpButton.left, m_rcUpButton.bottom,
m_rcDownButton.right, m_rcDownButton.top );
m_rcThumb.left = m_rcUpButton.left;
m_rcThumb.right = m_rcUpButton.right;
UpdateThumbRect();
}
//--------------------------------------------------------------------------------------
// Compute the dimension of the scroll thumb
void CDXUTScrollBar::UpdateThumbRect()
{
if( m_nEnd - m_nStart > m_nPageSize )
{
int nThumbHeight = max( RectHeight( m_rcTrack ) * m_nPageSize / ( m_nEnd - m_nStart ), SCROLLBAR_MINTHUMBSIZE );
int nMaxPosition = m_nEnd - m_nStart - m_nPageSize;
m_rcThumb.top = m_rcTrack.top + ( m_nPosition - m_nStart ) * ( RectHeight( m_rcTrack ) - nThumbHeight )
/ nMaxPosition;
m_rcThumb.bottom = m_rcThumb.top + nThumbHeight;
m_bShowThumb = true;
}
else
{
// No content to scroll
m_rcThumb.bottom = m_rcThumb.top;
m_bShowThumb = false;
}
}
//--------------------------------------------------------------------------------------
// Scroll() scrolls by nDelta items. A positive value scrolls down, while a negative
// value scrolls up.
void CDXUTScrollBar::Scroll( int nDelta )
{
// Perform scroll
m_nPosition += nDelta;
// Cap position
Cap();
// Update thumb position
UpdateThumbRect();
}
//--------------------------------------------------------------------------------------
void CDXUTScrollBar::ShowItem( int nIndex )
{
// Cap the index
if( nIndex < 0 )
nIndex = 0;
if( nIndex >= m_nEnd )
nIndex = m_nEnd - 1;
// Adjust position
if( m_nPosition > nIndex )
m_nPosition = nIndex;
else
if( m_nPosition + m_nPageSize <= nIndex )
m_nPosition = nIndex - m_nPageSize + 1;
UpdateThumbRect();
}
//--------------------------------------------------------------------------------------
bool CDXUTScrollBar::HandleKeyboard( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
return false;
}
//--------------------------------------------------------------------------------------
bool CDXUTScrollBar::HandleMouse( UINT uMsg, POINT pt, WPARAM wParam, LPARAM lParam )
{
static int ThumbOffsetY;
static bool bDrag;
m_LastMouse = pt;
switch( uMsg )
{
case WM_LBUTTONDOWN:
case WM_LBUTTONDBLCLK:
{
// Check for click on up button
if( PtInRect( &m_rcUpButton, pt ) )
{
SetCapture( DXUTGetHWND() );
if( m_nPosition > m_nStart )
--m_nPosition;
UpdateThumbRect();
m_Arrow = CLICKED_UP;
m_dArrowTS = DXUTGetTime();
return true;
}
// Check for click on down button
if( PtInRect( &m_rcDownButton, pt ) )
{
SetCapture( DXUTGetHWND() );
if( m_nPosition + m_nPageSize < m_nEnd )
++m_nPosition;
UpdateThumbRect();
m_Arrow = CLICKED_DOWN;
m_dArrowTS = DXUTGetTime();
return true;
}
// Check for click on thumb
if( PtInRect( &m_rcThumb, pt ) )
{
SetCapture( DXUTGetHWND() );
bDrag = true;
ThumbOffsetY = pt.y - m_rcThumb.top;
return true;
}
// Check for click on track
if( m_rcThumb.left <= pt.x &&
m_rcThumb.right > pt.x )
{
SetCapture( DXUTGetHWND() );
if( m_rcThumb.top > pt.y &&
m_rcTrack.top <= pt.y )
{
Scroll( -( m_nPageSize - 1 ) );
return true;
} else
if( m_rcThumb.bottom <= pt.y &&
m_rcTrack.bottom > pt.y )
{
Scroll( m_nPageSize - 1 );
return true;
}
}
break;
}
case WM_LBUTTONUP:
{
bDrag = false;
ReleaseCapture();
UpdateThumbRect();
m_Arrow = CLEAR;
break;
}
case WM_MOUSEMOVE:
{
if( bDrag )
{
m_rcThumb.bottom += pt.y - ThumbOffsetY - m_rcThumb.top;
m_rcThumb.top = pt.y - ThumbOffsetY;
if( m_rcThumb.top < m_rcTrack.top )
OffsetRect( &m_rcThumb, 0, m_rcTrack.top - m_rcThumb.top );
else
if( m_rcThumb.bottom > m_rcTrack.bottom )
OffsetRect( &m_rcThumb, 0, m_rcTrack.bottom - m_rcThumb.bottom );
// Compute first item index based on thumb position
int nMaxFirstItem = m_nEnd - m_nStart - m_nPageSize; // Largest possible index for first item
int nMaxThumb = RectHeight( m_rcTrack ) - RectHeight( m_rcThumb ); // Largest possible thumb position from the top
m_nPosition = m_nStart +
( m_rcThumb.top - m_rcTrack.top +
nMaxThumb / ( nMaxFirstItem * 2 ) ) * // Shift by half a row to avoid last row covered by only one pixel
nMaxFirstItem / nMaxThumb;
return true;
}
break;
}
}
return false;
}
//--------------------------------------------------------------------------------------
void CDXUTScrollBar::Render( IDirect3DDevice9* pd3dDevice, float fElapsedTime )
{
// Check if the arrow button has been held for a while.
// If so, update the thumb position to simulate repeated
// scroll.
if( m_Arrow != CLEAR )
{
double dCurrTime = DXUTGetTime();
if( PtInRect( &m_rcUpButton, m_LastMouse ) )
{
switch( m_Arrow )
{
case CLICKED_UP:
if( SCROLLBAR_ARROWCLICK_DELAY < dCurrTime - m_dArrowTS )
{
Scroll( -1 );
m_Arrow = HELD_UP;
m_dArrowTS = dCurrTime;
}
break;
case HELD_UP:
if( SCROLLBAR_ARROWCLICK_REPEAT < dCurrTime - m_dArrowTS )
{
Scroll( -1 );
m_dArrowTS = dCurrTime;
}
break;
}
} else
if( PtInRect( &m_rcDownButton, m_LastMouse ) )
{
switch( m_Arrow )
{
case CLICKED_DOWN:
if( SCROLLBAR_ARROWCLICK_DELAY < dCurrTime - m_dArrowTS )
{
Scroll( 1 );
m_Arrow = HELD_DOWN;
m_dArrowTS = dCurrTime;
}
break;
case HELD_DOWN:
if( SCROLLBAR_ARROWCLICK_REPEAT < dCurrTime - m_dArrowTS )
{
Scroll( 1 );
m_dArrowTS = dCurrTime;
}
break;
}
}
}
DXUT_CONTROL_STATE iState = DXUT_STATE_NORMAL;
if( m_bVisible == false )
iState = DXUT_STATE_HIDDEN;
else if( m_bEnabled == false || m_bShowThumb == false )
iState = DXUT_STATE_DISABLED;
else if( m_bMouseOver )
iState = DXUT_STATE_MOUSEOVER;
else if( m_bHasFocus )
iState = DXUT_STATE_FOCUS;
float fBlendRate = ( iState == DXUT_STATE_PRESSED ) ? 0.0f : 0.8f;
// Background track layer
CDXUTElement* pElement = m_Elements.GetAt( 0 );
// Blend current color
pElement->TextureColor.Blend( iState, fElapsedTime, fBlendRate );
m_pDialog->DrawSprite( pElement, &m_rcTrack );
// Up Arrow
pElement = m_Elements.GetAt( 1 );
// Blend current color
pElement->TextureColor.Blend( iState, fElapsedTime, fBlendRate );
m_pDialog->DrawSprite( pElement, &m_rcUpButton );
// Down Arrow
pElement = m_Elements.GetAt( 2 );
// Blend current color
pElement->TextureColor.Blend( iState, fElapsedTime, fBlendRate );
m_pDialog->DrawSprite( pElement, &m_rcDownButton );
// Thumb button
pElement = m_Elements.GetAt( 3 );
// Blend current color
pElement->TextureColor.Blend( iState, fElapsedTime, fBlendRate );
m_pDialog->DrawSprite( pElement, &m_rcThumb );
}
//--------------------------------------------------------------------------------------
void CDXUTScrollBar::SetTrackRange( int nStart, int nEnd )
{
m_nStart = nStart; m_nEnd = nEnd;
Cap();
UpdateThumbRect();
}
//--------------------------------------------------------------------------------------
void CDXUTScrollBar::Cap() // Clips position at boundaries. Ensures it stays within legal range.
{
if( m_nPosition < m_nStart ||
m_nEnd - m_nStart <= m_nPageSize )
{
m_nPosition = m_nStart;
}
else
if( m_nPosition + m_nPageSize > m_nEnd )
m_nPosition = m_nEnd - m_nPageSize;
}
//--------------------------------------------------------------------------------------
// CDXUTListBox class
//--------------------------------------------------------------------------------------
//--------------------------------------------------------------------------------------
CDXUTListBox::CDXUTListBox( CDXUTDialog *pDialog ) :
m_ScrollBar( pDialog )
{
m_Type = DXUT_CONTROL_LISTBOX;
m_pDialog = pDialog;
m_dwStyle = 0;
m_nSBWidth = 16;
m_nSelected = -1;
m_nSelStart = 0;
m_bDrag = false;
m_nBorder = 6;
m_nMargin = 5;
m_nTextHeight = 0;
}
//--------------------------------------------------------------------------------------
CDXUTListBox::~CDXUTListBox()
{
RemoveAllItems();
}
//--------------------------------------------------------------------------------------
void CDXUTListBox::UpdateRects()
{
CDXUTControl::UpdateRects();
m_rcSelection = m_rcBoundingBox;
m_rcSelection.right -= m_nSBWidth;
InflateRect( &m_rcSelection, -m_nBorder, -m_nBorder );
m_rcText = m_rcSelection;
InflateRect( &m_rcText, -m_nMargin, 0 );
// Update the scrollbar's rects
m_ScrollBar.SetLocation( m_rcBoundingBox.right - m_nSBWidth, m_rcBoundingBox.top );
m_ScrollBar.SetSize( m_nSBWidth, m_height );
DXUTFontNode* pFontNode = DXUTGetGlobalDialogResourceManager()->GetFontNode( m_Elements.GetAt( 0 )->iFont );
if( pFontNode && pFontNode->nHeight )
{
m_ScrollBar.SetPageSize( RectHeight( m_rcText ) / pFontNode->nHeight );
// The selected item may have been scrolled off the page.
// Ensure that it is in page again.
m_ScrollBar.ShowItem( m_nSelected );
}
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTListBox::AddItem( const WCHAR *wszText, void *pData )
{
DXUTListBoxItem *pNewItem = new DXUTListBoxItem;
if( !pNewItem )
return E_OUTOFMEMORY;
StringCchCopy( pNewItem->strText, 256, wszText );
pNewItem->pData = pData;
SetRect( &pNewItem->rcActive, 0, 0, 0, 0 );
pNewItem->bSelected = false;
HRESULT hr = m_Items.Add( pNewItem );
if( FAILED(hr) )
{
SAFE_DELETE( pNewItem );
}
else
{
m_ScrollBar.SetTrackRange( 0, m_Items.GetSize() );
}
return hr;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTListBox::InsertItem( int nIndex, const WCHAR *wszText, void *pData )
{
DXUTListBoxItem *pNewItem = new DXUTListBoxItem;
if( !pNewItem )
return E_OUTOFMEMORY;
StringCchCopy( pNewItem->strText, 256, wszText );
pNewItem->pData = pData;
SetRect( &pNewItem->rcActive, 0, 0, 0, 0 );
pNewItem->bSelected = false;
HRESULT hr = m_Items.Insert( nIndex, pNewItem );
if( SUCCEEDED( hr ) )
m_ScrollBar.SetTrackRange( 0, m_Items.GetSize() );
else
SAFE_DELETE( pNewItem );
return hr;
}
//--------------------------------------------------------------------------------------
void CDXUTListBox::RemoveItem( int nIndex )
{
if( nIndex < 0 || nIndex >= (int)m_Items.GetSize() )
return;
DXUTListBoxItem *pItem = m_Items.GetAt( nIndex );
delete pItem;
m_Items.Remove( nIndex );
m_ScrollBar.SetTrackRange( 0, m_Items.GetSize() );
if( m_nSelected >= (int)m_Items.GetSize() )
m_nSelected = m_Items.GetSize() - 1;
m_pDialog->SendEvent( EVENT_LISTBOX_SELECTION, true, this );
}
//--------------------------------------------------------------------------------------
void CDXUTListBox::RemoveItemByText( WCHAR *wszText )
{
}
//--------------------------------------------------------------------------------------
void CDXUTListBox::RemoveItemByData( void *pData )
{
}
//--------------------------------------------------------------------------------------
void CDXUTListBox::RemoveAllItems()
{
for( int i = 0; i < m_Items.GetSize(); ++i )
{
DXUTListBoxItem *pItem = m_Items.GetAt( i );
delete pItem;
}
m_Items.RemoveAll();
m_ScrollBar.SetTrackRange( 0, 1 );
}
//--------------------------------------------------------------------------------------
DXUTListBoxItem *CDXUTListBox::GetItem( int nIndex )
{
if( nIndex < 0 || nIndex >= (int)m_Items.GetSize() )
return NULL;
return m_Items[nIndex];
}
//--------------------------------------------------------------------------------------
// For single-selection listbox, returns the index of the selected item.
// For multi-selection, returns the first selected item after the nPreviousSelected position.
// To search for the first selected item, the app passes -1 for nPreviousSelected. For
// subsequent searches, the app passes the returned index back to GetSelectedIndex as.
// nPreviousSelected.
// Returns -1 on error or if no item is selected.
int CDXUTListBox::GetSelectedIndex( int nPreviousSelected )
{
if( nPreviousSelected < -1 )
return -1;
if( m_dwStyle & MULTISELECTION )
{
// Multiple selection enabled. Search for the next item with the selected flag.
for( int i = nPreviousSelected + 1; i < (int)m_Items.GetSize(); ++i )
{
DXUTListBoxItem *pItem = m_Items.GetAt( i );
if( pItem->bSelected )
return i;
}
return -1;
}
else
{
// Single selection
return m_nSelected;
}
}
//--------------------------------------------------------------------------------------
void CDXUTListBox::SelectItem( int nNewIndex )
{
// If no item exists, do nothing.
if( m_Items.GetSize() == 0 )
return;
int nOldSelected = m_nSelected;
// Adjust m_nSelected
m_nSelected = nNewIndex;
// Perform capping
if( m_nSelected < 0 )
m_nSelected = 0;
if( m_nSelected >= (int)m_Items.GetSize() )
m_nSelected = m_Items.GetSize() - 1;
if( nOldSelected != m_nSelected )
{
if( m_dwStyle & MULTISELECTION )
{
m_Items[m_nSelected]->bSelected = true;
}
// Update selection start
m_nSelStart = m_nSelected;
// Adjust scroll bar
m_ScrollBar.ShowItem( m_nSelected );
}
m_pDialog->SendEvent( EVENT_LISTBOX_SELECTION, true, this );
}
//--------------------------------------------------------------------------------------
bool CDXUTListBox::HandleKeyboard( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
// Let the scroll bar have a chance to handle it first
if( m_ScrollBar.HandleKeyboard( uMsg, wParam, lParam ) )
return true;
switch( uMsg )
{
case WM_KEYDOWN:
switch( wParam )
{
case VK_UP:
case VK_DOWN:
case VK_NEXT:
case VK_PRIOR:
case VK_HOME:
case VK_END:
// If no item exists, do nothing.
if( m_Items.GetSize() == 0 )
return true;
int nOldSelected = m_nSelected;
// Adjust m_nSelected
switch( wParam )
{
case VK_UP: --m_nSelected; break;
case VK_DOWN: ++m_nSelected; break;
case VK_NEXT: m_nSelected += m_ScrollBar.GetPageSize() - 1; break;
case VK_PRIOR: m_nSelected -= m_ScrollBar.GetPageSize() - 1; break;
case VK_HOME: m_nSelected = 0; break;
case VK_END: m_nSelected = m_Items.GetSize() - 1; break;
}
// Perform capping
if( m_nSelected < 0 )
m_nSelected = 0;
if( m_nSelected >= (int)m_Items.GetSize() )
m_nSelected = m_Items.GetSize() - 1;
if( nOldSelected != m_nSelected )
{
if( m_dwStyle & MULTISELECTION )
{
// Multiple selection
// Clear all selection
for( int i = 0; i < (int)m_Items.GetSize(); ++i )
{
DXUTListBoxItem *pItem = m_Items[i];
pItem->bSelected = false;
}
if( GetKeyState( VK_SHIFT ) < 0 )
{
// Select all items from m_nSelStart to
// m_nSelected
int nEnd = max( m_nSelStart, m_nSelected );
for( int n = min( m_nSelStart, m_nSelected ); n <= nEnd; ++n )
m_Items[n]->bSelected = true;
}
else
{
m_Items[m_nSelected]->bSelected = true;
// Update selection start
m_nSelStart = m_nSelected;
}
} else
m_nSelStart = m_nSelected;
// Adjust scroll bar
m_ScrollBar.ShowItem( m_nSelected );
// Send notification
m_pDialog->SendEvent( EVENT_LISTBOX_SELECTION, true, this );
}
return true;
}
break;
}
return false;
}
//--------------------------------------------------------------------------------------
bool CDXUTListBox::HandleMouse( UINT uMsg, POINT pt, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
// First acquire focus
if( WM_LBUTTONDOWN == uMsg )
if( !m_bHasFocus )
m_pDialog->RequestFocus( this );
// Let the scroll bar handle it first.
if( m_ScrollBar.HandleMouse( uMsg, pt, wParam, lParam ) )
return true;
switch( uMsg )
{
case WM_LBUTTONDOWN:
case WM_LBUTTONDBLCLK:
// Check for clicks in the text area
if( m_Items.GetSize() > 0 && PtInRect( &m_rcSelection, pt ) )
{
// Compute the index of the clicked item
int nClicked;
if( m_nTextHeight )
nClicked = m_ScrollBar.GetTrackPos() + ( pt.y - m_rcText.top ) / m_nTextHeight;
else
nClicked = -1;
// Only proceed if the click falls on top of an item.
if( nClicked >= m_ScrollBar.GetTrackPos() &&
nClicked < (int)m_Items.GetSize() &&
nClicked < m_ScrollBar.GetTrackPos() + m_ScrollBar.GetPageSize() )
{
SetCapture( DXUTGetHWND() );
m_bDrag = true;
// If this is a double click, fire off an event and exit
// since the first click would have taken care of the selection
// updating.
if( uMsg == WM_LBUTTONDBLCLK )
{
m_pDialog->SendEvent( EVENT_LISTBOX_ITEM_DBLCLK, true, this );
return true;
}
m_nSelected = nClicked;
if( !( wParam & MK_SHIFT ) )
m_nSelStart = m_nSelected;
// If this is a multi-selection listbox, update per-item
// selection data.
if( m_dwStyle & MULTISELECTION )
{
// Determine behavior based on the state of Shift and Ctrl
DXUTListBoxItem *pSelItem = m_Items.GetAt( m_nSelected );
if( ( wParam & (MK_SHIFT|MK_CONTROL) ) == MK_CONTROL )
{
// Control click. Reverse the selection of this item.
pSelItem->bSelected = !pSelItem->bSelected;
} else
if( ( wParam & (MK_SHIFT|MK_CONTROL) ) == MK_SHIFT )
{
// Shift click. Set the selection for all items
// from last selected item to the current item.
// Clear everything else.
int nBegin = min( m_nSelStart, m_nSelected );
int nEnd = max( m_nSelStart, m_nSelected );
for( int i = 0; i < nBegin; ++i )
{
DXUTListBoxItem *pItem = m_Items.GetAt( i );
pItem->bSelected = false;
}
for( int i = nEnd + 1; i < (int)m_Items.GetSize(); ++i )
{
DXUTListBoxItem *pItem = m_Items.GetAt( i );
pItem->bSelected = false;
}
for( int i = nBegin; i <= nEnd; ++i )
{
DXUTListBoxItem *pItem = m_Items.GetAt( i );
pItem->bSelected = true;
}
} else
if( ( wParam & (MK_SHIFT|MK_CONTROL) ) == ( MK_SHIFT|MK_CONTROL ) )
{
// Control-Shift-click.
// The behavior is:
// Set all items from m_nSelStart to m_nSelected to
// the same state as m_nSelStart, not including m_nSelected.
// Set m_nSelected to selected.
int nBegin = min( m_nSelStart, m_nSelected );
int nEnd = max( m_nSelStart, m_nSelected );
// The two ends do not need to be set here.
bool bLastSelected = m_Items.GetAt( m_nSelStart )->bSelected;
for( int i = nBegin + 1; i < nEnd; ++i )
{
DXUTListBoxItem *pItem = m_Items.GetAt( i );
pItem->bSelected = bLastSelected;
}
pSelItem->bSelected = true;
// Restore m_nSelected to the previous value
// This matches the Windows behavior
m_nSelected = m_nSelStart;
} else
{
// Simple click. Clear all items and select the clicked
// item.
for( int i = 0; i < (int)m_Items.GetSize(); ++i )
{
DXUTListBoxItem *pItem = m_Items.GetAt( i );
pItem->bSelected = false;
}
pSelItem->bSelected = true;
}
} // End of multi-selection case
m_pDialog->SendEvent( EVENT_LISTBOX_SELECTION, true, this );
}
return true;
}
break;
case WM_LBUTTONUP:
{
ReleaseCapture();
m_bDrag = false;
if( m_nSelected != -1 )
{
// Set all items between m_nSelStart and m_nSelected to
// the same state as m_nSelStart
int nEnd = max( m_nSelStart, m_nSelected );
for( int n = min( m_nSelStart, m_nSelected ) + 1; n < nEnd; ++n )
m_Items[n]->bSelected = m_Items[m_nSelStart]->bSelected;
m_Items[m_nSelected]->bSelected = m_Items[m_nSelStart]->bSelected;
// If m_nSelStart and m_nSelected are not the same,
// the user has dragged the mouse to make a selection.
// Notify the application of this.
if( m_nSelStart != m_nSelected )
m_pDialog->SendEvent( EVENT_LISTBOX_SELECTION, true, this );
}
return false;
}
case WM_MOUSEMOVE:
if( m_bDrag )
{
// Compute the index of the item below cursor
int nItem;
if( m_nTextHeight )
nItem = m_ScrollBar.GetTrackPos() + ( pt.y - m_rcText.top ) / m_nTextHeight;
else
nItem = -1;
// Only proceed if the cursor is on top of an item.
if( nItem >= (int)m_ScrollBar.GetTrackPos() &&
nItem < (int)m_Items.GetSize() &&
nItem < m_ScrollBar.GetTrackPos() + m_ScrollBar.GetPageSize() )
{
m_nSelected = nItem;
m_pDialog->SendEvent( EVENT_LISTBOX_SELECTION, true, this );
} else
if( nItem < (int)m_ScrollBar.GetTrackPos() )
{
// User drags the mouse above window top
m_ScrollBar.Scroll( -1 );
m_nSelected = m_ScrollBar.GetTrackPos();
m_pDialog->SendEvent( EVENT_LISTBOX_SELECTION, true, this );
} else
if( nItem >= m_ScrollBar.GetTrackPos() + m_ScrollBar.GetPageSize() )
{
// User drags the mouse below window bottom
m_ScrollBar.Scroll( 1 );
m_nSelected = min( (int)m_Items.GetSize(), m_ScrollBar.GetTrackPos() + m_ScrollBar.GetPageSize() ) - 1;
m_pDialog->SendEvent( EVENT_LISTBOX_SELECTION, true, this );
}
}
break;
case WM_MOUSEWHEEL:
{
UINT uLines;
SystemParametersInfo( SPI_GETWHEELSCROLLLINES, 0, &uLines, 0 );
int nScrollAmount = int((short)HIWORD(wParam)) / WHEEL_DELTA * uLines;
m_ScrollBar.Scroll( -nScrollAmount );
return true;
}
}
return false;
}
//--------------------------------------------------------------------------------------
void CDXUTListBox::Render( IDirect3DDevice9* pd3dDevice, float fElapsedTime )
{
if( m_bVisible == false )
return;
CDXUTElement* pElement = m_Elements.GetAt( 0 );
pElement->TextureColor.Blend( DXUT_STATE_NORMAL, fElapsedTime );
pElement->FontColor.Blend( DXUT_STATE_NORMAL, fElapsedTime );
CDXUTElement* pSelElement = m_Elements.GetAt( 1 );
pSelElement->TextureColor.Blend( DXUT_STATE_NORMAL, fElapsedTime );
pSelElement->FontColor.Blend( DXUT_STATE_NORMAL, fElapsedTime );
m_pDialog->DrawSprite( pElement, &m_rcBoundingBox );
// Render the text
if( m_Items.GetSize() > 0 )
{
// Find out the height of a single line of text
RECT rc = m_rcText;
RECT rcSel = m_rcSelection;
rc.bottom = rc.top + DXUTGetGlobalDialogResourceManager()->GetFontNode( pElement->iFont )->nHeight;
// Update the line height formation
m_nTextHeight = rc.bottom - rc.top;
static bool bSBInit;
if( !bSBInit )
{
// Update the page size of the scroll bar
if( m_nTextHeight )
m_ScrollBar.SetPageSize( RectHeight( m_rcText ) / m_nTextHeight );
else
m_ScrollBar.SetPageSize( RectHeight( m_rcText ) );
bSBInit = true;
}
rc.right = m_rcText.right;
for( int i = m_ScrollBar.GetTrackPos(); i < (int)m_Items.GetSize(); ++i )
{
if( rc.bottom > m_rcText.bottom )
break;
DXUTListBoxItem *pItem = m_Items.GetAt( i );
// Determine if we need to render this item with the
// selected element.
bool bSelectedStyle = false;
if( !( m_dwStyle & MULTISELECTION ) && i == m_nSelected )
bSelectedStyle = true;
else
if( m_dwStyle & MULTISELECTION )
{
if( m_bDrag &&
( ( i >= m_nSelected && i < m_nSelStart ) ||
( i <= m_nSelected && i > m_nSelStart ) ) )
bSelectedStyle = m_Items[m_nSelStart]->bSelected;
else
if( pItem->bSelected )
bSelectedStyle = true;
}
if( bSelectedStyle )
{
rcSel.top = rc.top; rcSel.bottom = rc.bottom;
m_pDialog->DrawSprite( pSelElement, &rcSel );
m_pDialog->DrawText( pItem->strText, pSelElement, &rc );
}
else
m_pDialog->DrawText( pItem->strText, pElement, &rc );
OffsetRect( &rc, 0, m_nTextHeight );
}
}
// Render the scroll bar
m_ScrollBar.Render( pd3dDevice, fElapsedTime );
}
// Helper class that help us automatically initialize and uninitialize external API.
// Important: C++ does not guaranteed the order global and static objects are
// initialized in. Therefore, do not use edit controls inside
// a constructor.
class CExternalApiInitializer
{
public:
CExternalApiInitializer()
{
CDXUTEditBox::CUniBuffer::InitializeUniscribe();
CDXUTIMEEditBox::InitializeImm();
}
~CExternalApiInitializer()
{
CDXUTEditBox::CUniBuffer::UninitializeUniscribe();
CDXUTIMEEditBox::UninitializeImm();
}
} EXTERNAL_API_INITIALIZER;
// Static member initialization
HINSTANCE CDXUTEditBox::CUniBuffer::s_hDll = NULL;
HRESULT (WINAPI *CDXUTEditBox::CUniBuffer::_ScriptApplyDigitSubstitution)( const SCRIPT_DIGITSUBSTITUTE*, SCRIPT_CONTROL*, SCRIPT_STATE* )
= Dummy_ScriptApplyDigitSubstitution;
HRESULT (WINAPI *CDXUTEditBox::CUniBuffer::_ScriptStringAnalyse)( HDC, const void *, int, int, int, DWORD, int, SCRIPT_CONTROL*, SCRIPT_STATE*,
const int*, SCRIPT_TABDEF*, const BYTE*, SCRIPT_STRING_ANALYSIS* )
= Dummy_ScriptStringAnalyse;
HRESULT (WINAPI *CDXUTEditBox::CUniBuffer::_ScriptStringCPtoX)( SCRIPT_STRING_ANALYSIS, int, BOOL, int* )
= Dummy_ScriptStringCPtoX;
HRESULT (WINAPI *CDXUTEditBox::CUniBuffer::_ScriptStringXtoCP)( SCRIPT_STRING_ANALYSIS, int, int*, int* )
= Dummy_ScriptStringXtoCP;
HRESULT (WINAPI *CDXUTEditBox::CUniBuffer::_ScriptStringFree)( SCRIPT_STRING_ANALYSIS* )
= Dummy_ScriptStringFree;
const SCRIPT_LOGATTR* (WINAPI *CDXUTEditBox::CUniBuffer::_ScriptString_pLogAttr)( SCRIPT_STRING_ANALYSIS )
= Dummy_ScriptString_pLogAttr;
const int* (WINAPI *CDXUTEditBox::CUniBuffer::_ScriptString_pcOutChars)( SCRIPT_STRING_ANALYSIS )
= Dummy_ScriptString_pcOutChars;
bool CDXUTEditBox::s_bHideCaret; // If true, we don't render the caret.
//--------------------------------------------------------------------------------------
// CDXUTEditBox class
//--------------------------------------------------------------------------------------
// When scrolling, EDITBOX_SCROLLEXTENT is reciprocal of the amount to scroll.
// If EDITBOX_SCROLLEXTENT = 4, then we scroll 1/4 of the control each time.
#define EDITBOX_SCROLLEXTENT 4
//--------------------------------------------------------------------------------------
CDXUTEditBox::CDXUTEditBox( CDXUTDialog *pDialog )
{
m_Type = DXUT_CONTROL_EDITBOX;
m_pDialog = pDialog;
m_nBorder = 5; // Default border width
m_nSpacing = 4; // Default spacing
m_bCaretOn = true;
m_dfBlink = GetCaretBlinkTime() * 0.001f;
m_dfLastBlink = DXUTGetGlobalTimer()->GetAbsoluteTime();
s_bHideCaret = false;
m_nFirstVisible = 0;
m_TextColor = D3DCOLOR_ARGB( 255, 16, 16, 16 );
m_SelTextColor = D3DCOLOR_ARGB( 255, 255, 255, 255 );
m_SelBkColor = D3DCOLOR_ARGB( 255, 40, 50, 92 );
m_CaretColor = D3DCOLOR_ARGB( 255, 0, 0, 0 );
m_nCaret = m_nSelStart = 0;
m_bInsertMode = true;
m_bMouseDrag = false;
}
//--------------------------------------------------------------------------------------
CDXUTEditBox::~CDXUTEditBox()
{
}
//--------------------------------------------------------------------------------------
// PlaceCaret: Set the caret to a character position, and adjust the scrolling if
// necessary.
//--------------------------------------------------------------------------------------
void CDXUTEditBox::PlaceCaret( int nCP )
{
assert( nCP >= 0 && nCP <= m_Buffer.GetTextSize() );
m_nCaret = nCP;
// Obtain the X offset of the character.
int nX1st, nX, nX2;
m_Buffer.CPtoX( m_nFirstVisible, FALSE, &nX1st ); // 1st visible char
m_Buffer.CPtoX( nCP, FALSE, &nX ); // LEAD
// If nCP is the NULL terminator, get the leading edge instead of trailing.
if( nCP == m_Buffer.GetTextSize() )
nX2 = nX;
else
m_Buffer.CPtoX( nCP, TRUE, &nX2 ); // TRAIL
// If the left edge of the char is smaller than the left edge of the 1st visible char,
// we need to scroll left until this char is visible.
if( nX < nX1st )
{
// Simply make the first visible character the char at the new caret position.
m_nFirstVisible = nCP;
}
else
// If the right of the character is bigger than the offset of the control's
// right edge, we need to scroll right to this character.
if( nX2 > nX1st + RectWidth( m_rcText ) )
{
// Compute the X of the new left-most pixel
int nXNewLeft = nX2 - RectWidth( m_rcText );
// Compute the char position of this character
int nCPNew1st, nNewTrail;
m_Buffer.XtoCP( nXNewLeft, &nCPNew1st, &nNewTrail );
// If this coordinate is not on a character border,
// start from the next character so that the caret
// position does not fall outside the text rectangle.
int nXNew1st;
m_Buffer.CPtoX( nCPNew1st, FALSE, &nXNew1st );
if( nXNew1st < nXNewLeft )
++nCPNew1st;
m_nFirstVisible = nCPNew1st;
}
}
//--------------------------------------------------------------------------------------
void CDXUTEditBox::ClearText()
{
m_Buffer.Clear();
m_nFirstVisible = 0;
PlaceCaret( 0 );
m_nSelStart = 0;
}
//--------------------------------------------------------------------------------------
void CDXUTEditBox::SetText( LPCWSTR wszText, bool bSelected )
{
assert( wszText != NULL );
m_Buffer.SetText( wszText );
m_nFirstVisible = 0;
// Move the caret to the end of the text
PlaceCaret( m_Buffer.GetTextSize() );
m_nSelStart = bSelected ? 0 : m_nCaret;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTEditBox::GetTextCopy( LPWSTR strDest, UINT bufferCount )
{
assert( strDest );
StringCchCopy( strDest, bufferCount, m_Buffer.GetBuffer() );
return S_OK;
}
//--------------------------------------------------------------------------------------
void CDXUTEditBox::DeleteSelectionText()
{
int nFirst = min( m_nCaret, m_nSelStart );
int nLast = max( m_nCaret, m_nSelStart );
// Update caret and selection
PlaceCaret( nFirst );
m_nSelStart = m_nCaret;
// Remove the characters
for( int i = nFirst; i < nLast; ++i )
m_Buffer.RemoveChar( nFirst );
}
//--------------------------------------------------------------------------------------
void CDXUTEditBox::UpdateRects()
{
CDXUTControl::UpdateRects();
// Update the text rectangle
m_rcText = m_rcBoundingBox;
// First inflate by m_nBorder to compute render rects
InflateRect( &m_rcText, -m_nBorder, -m_nBorder );
// Update the render rectangles
m_rcRender[0] = m_rcText;
SetRect( &m_rcRender[1], m_rcBoundingBox.left, m_rcBoundingBox.top, m_rcText.left, m_rcText.top );
SetRect( &m_rcRender[2], m_rcText.left, m_rcBoundingBox.top, m_rcText.right, m_rcText.top );
SetRect( &m_rcRender[3], m_rcText.right, m_rcBoundingBox.top, m_rcBoundingBox.right, m_rcText.top );
SetRect( &m_rcRender[4], m_rcBoundingBox.left, m_rcText.top, m_rcText.left, m_rcText.bottom );
SetRect( &m_rcRender[5], m_rcText.right, m_rcText.top, m_rcBoundingBox.right, m_rcText.bottom );
SetRect( &m_rcRender[6], m_rcBoundingBox.left, m_rcText.bottom, m_rcText.left, m_rcBoundingBox.bottom );
SetRect( &m_rcRender[7], m_rcText.left, m_rcText.bottom, m_rcText.right, m_rcBoundingBox.bottom );
SetRect( &m_rcRender[8], m_rcText.right, m_rcText.bottom, m_rcBoundingBox.right, m_rcBoundingBox.bottom );
// Inflate further by m_nSpacing
InflateRect( &m_rcText, -m_nSpacing, -m_nSpacing );
}
void CDXUTEditBox::CopyToClipboard()
{
// Copy the selection text to the clipboard
if( m_nCaret != m_nSelStart && OpenClipboard( NULL ) )
{
EmptyClipboard();
HGLOBAL hBlock = GlobalAlloc( GMEM_MOVEABLE, sizeof(WCHAR) * ( m_Buffer.GetTextSize() + 1 ) );
if( hBlock )
{
WCHAR *pwszText = (WCHAR*)GlobalLock( hBlock );
if( pwszText )
{
int nFirst = min( m_nCaret, m_nSelStart );
int nLast = max( m_nCaret, m_nSelStart );
if( nLast - nFirst > 0 )
CopyMemory( pwszText, m_Buffer.GetBuffer() + nFirst, (nLast - nFirst) * sizeof(WCHAR) );
pwszText[nLast - nFirst] = L'\0'; // Terminate it
GlobalUnlock( hBlock );
}
SetClipboardData( CF_UNICODETEXT, hBlock );
}
CloseClipboard();
// We must not free the object until CloseClipboard is called.
if( hBlock )
GlobalFree( hBlock );
}
}
void CDXUTEditBox::PasteFromClipboard()
{
DeleteSelectionText();
if( OpenClipboard( NULL ) )
{
HANDLE handle = GetClipboardData( CF_UNICODETEXT );
if( handle )
{
// Convert the ANSI string to Unicode, then
// insert to our buffer.
WCHAR *pwszText = (WCHAR*)GlobalLock( handle );
if( pwszText )
{
// Copy all characters up to null.
if( m_Buffer.InsertString( m_nCaret, pwszText ) )
PlaceCaret( m_nCaret + lstrlenW( pwszText ) );
m_nSelStart = m_nCaret;
GlobalUnlock( handle );
}
}
CloseClipboard();
}
}
//--------------------------------------------------------------------------------------
bool CDXUTEditBox::HandleKeyboard( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
bool bHandled = false;
switch( uMsg )
{
case WM_KEYDOWN:
{
switch( wParam )
{
case VK_TAB:
// We don't process Tab in case keyboard input is enabled and the user
// wishes to Tab to other controls.
break;
case VK_HOME:
PlaceCaret( 0 );
if( GetKeyState( VK_SHIFT ) >= 0 )
// Shift is not down. Update selection
// start along with the caret.
m_nSelStart = m_nCaret;
ResetCaretBlink();
bHandled = true;
break;
case VK_END:
PlaceCaret( m_Buffer.GetTextSize() );
if( GetKeyState( VK_SHIFT ) >= 0 )
// Shift is not down. Update selection
// start along with the caret.
m_nSelStart = m_nCaret;
ResetCaretBlink();
bHandled = true;
break;
case VK_INSERT:
if( GetKeyState( VK_CONTROL ) < 0 )
{
// Control Insert. Copy to clipboard
CopyToClipboard();
} else
if( GetKeyState( VK_SHIFT ) < 0 )
{
// Shift Insert. Paste from clipboard
PasteFromClipboard();
} else
{
// Toggle caret insert mode
m_bInsertMode = !m_bInsertMode;
}
break;
case VK_DELETE:
// Check if there is a text selection.
if( m_nCaret != m_nSelStart )
{
DeleteSelectionText();
m_pDialog->SendEvent( EVENT_EDITBOX_CHANGE, true, this );
}
else
{
// Deleting one character
if( m_Buffer.RemoveChar( m_nCaret ) )
m_pDialog->SendEvent( EVENT_EDITBOX_CHANGE, true, this );
}
ResetCaretBlink();
bHandled = true;
break;
case VK_LEFT:
if( GetKeyState( VK_CONTROL ) < 0 )
{
// Control is down. Move the caret to a new item
// instead of a character.
m_Buffer.GetPriorItemPos( m_nCaret, &m_nCaret );
PlaceCaret( m_nCaret );
}
else
if( m_nCaret > 0 )
PlaceCaret( m_nCaret - 1 );
if( GetKeyState( VK_SHIFT ) >= 0 )
// Shift is not down. Update selection
// start along with the caret.
m_nSelStart = m_nCaret;
ResetCaretBlink();
bHandled = true;
break;
case VK_RIGHT:
if( GetKeyState( VK_CONTROL ) < 0 )
{
// Control is down. Move the caret to a new item
// instead of a character.
m_Buffer.GetNextItemPos( m_nCaret, &m_nCaret );
PlaceCaret( m_nCaret );
}
else
if( m_nCaret < m_Buffer.GetTextSize() )
PlaceCaret( m_nCaret + 1 );
if( GetKeyState( VK_SHIFT ) >= 0 )
// Shift is not down. Update selection
// start along with the caret.
m_nSelStart = m_nCaret;
ResetCaretBlink();
bHandled = true;
break;
case VK_UP:
case VK_DOWN:
// Trap up and down arrows so that the dialog
// does not switch focus to another control.
bHandled = true;
break;
default:
bHandled = wParam != VK_ESCAPE; // Let the application handle Esc.
}
}
}
return bHandled;
}
//--------------------------------------------------------------------------------------
bool CDXUTEditBox::HandleMouse( UINT uMsg, POINT pt, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
switch( uMsg )
{
case WM_LBUTTONDOWN:
case WM_LBUTTONDBLCLK:
{
if( !m_bHasFocus )
m_pDialog->RequestFocus( this );
if( !ContainsPoint( pt ) )
return false;
m_bMouseDrag = true;
SetCapture( DXUTGetHWND() );
// Determine the character corresponding to the coordinates.
int nCP, nTrail, nX1st;
m_Buffer.CPtoX( m_nFirstVisible, FALSE, &nX1st ); // X offset of the 1st visible char
if( SUCCEEDED( m_Buffer.XtoCP( pt.x - m_rcText.left + nX1st, &nCP, &nTrail ) ) )
{
// Cap at the NULL character.
if( nTrail && nCP < m_Buffer.GetTextSize() )
PlaceCaret( nCP + 1 );
else
PlaceCaret( nCP );
m_nSelStart = m_nCaret;
ResetCaretBlink();
}
return true;
}
case WM_LBUTTONUP:
ReleaseCapture();
m_bMouseDrag = false;
break;
case WM_MOUSEMOVE:
if( m_bMouseDrag )
{
// Determine the character corresponding to the coordinates.
int nCP, nTrail, nX1st;
m_Buffer.CPtoX( m_nFirstVisible, FALSE, &nX1st ); // X offset of the 1st visible char
if( SUCCEEDED( m_Buffer.XtoCP( pt.x - m_rcText.left + nX1st, &nCP, &nTrail ) ) )
{
// Cap at the NULL character.
if( nTrail && nCP < m_Buffer.GetTextSize() )
PlaceCaret( nCP + 1 );
else
PlaceCaret( nCP );
}
}
break;
}
return false;
}
//--------------------------------------------------------------------------------------
void CDXUTEditBox::OnFocusIn()
{
CDXUTControl::OnFocusIn();
ResetCaretBlink();
}
//--------------------------------------------------------------------------------------
bool CDXUTEditBox::MsgProc( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
switch( uMsg )
{
case WM_CHAR:
{
switch( (WCHAR)wParam )
{
// Backspace
case VK_BACK:
{
// If there's a selection, treat this
// like a delete key.
if( m_nCaret != m_nSelStart )
{
DeleteSelectionText();
m_pDialog->SendEvent( EVENT_EDITBOX_CHANGE, true, this );
}
else
if( m_nCaret > 0 )
{
// Move the caret, then delete the char.
PlaceCaret( m_nCaret - 1 );
m_nSelStart = m_nCaret;
m_Buffer.RemoveChar( m_nCaret );
m_pDialog->SendEvent( EVENT_EDITBOX_CHANGE, true, this );
}
ResetCaretBlink();
break;
}
case 24: // Ctrl-X Cut
case VK_CANCEL: // Ctrl-C Copy
{
CopyToClipboard();
// If the key is Ctrl-X, delete the selection too.
if( (WCHAR)wParam == 24 )
{
DeleteSelectionText();
m_pDialog->SendEvent( EVENT_EDITBOX_CHANGE, true, this );
}
break;
}
// Ctrl-V Paste
case 22:
{
PasteFromClipboard();
m_pDialog->SendEvent( EVENT_EDITBOX_CHANGE, true, this );
break;
}
// Ctrl-A Select All
case 1:
if( m_nSelStart == m_nCaret )
{
m_nSelStart = 0;
PlaceCaret( m_Buffer.GetTextSize() );
}
break;
case VK_RETURN:
// Invoke the callback when the user presses Enter.
m_pDialog->SendEvent( EVENT_EDITBOX_STRING, true, this );
break;
// Junk characters we don't want in the string
case 26: // Ctrl Z
case 2: // Ctrl B
case 14: // Ctrl N
case 19: // Ctrl S
case 4: // Ctrl D
case 6: // Ctrl F
case 7: // Ctrl G
case 10: // Ctrl J
case 11: // Ctrl K
case 12: // Ctrl L
case 17: // Ctrl Q
case 23: // Ctrl W
case 5: // Ctrl E
case 18: // Ctrl R
case 20: // Ctrl T
case 25: // Ctrl Y
case 21: // Ctrl U
case 9: // Ctrl I
case 15: // Ctrl O
case 16: // Ctrl P
case 27: // Ctrl [
case 29: // Ctrl ]
case 28: // Ctrl \
break;
default:
{
// If there's a selection and the user
// starts to type, the selection should
// be deleted.
if( m_nCaret != m_nSelStart )
DeleteSelectionText();
// If we are in overwrite mode and there is already
// a char at the caret's position, simply replace it.
// Otherwise, we insert the char as normal.
if( !m_bInsertMode && m_nCaret < m_Buffer.GetTextSize() )
{
m_Buffer[m_nCaret] = (WCHAR)wParam;
PlaceCaret( m_nCaret + 1 );
m_nSelStart = m_nCaret;
} else
{
// Insert the char
if( m_Buffer.InsertChar( m_nCaret, (WCHAR)wParam ) )
{
PlaceCaret( m_nCaret + 1 );
m_nSelStart = m_nCaret;
}
}
ResetCaretBlink();
m_pDialog->SendEvent( EVENT_EDITBOX_CHANGE, true, this );
}
}
return true;
}
}
return false;
}
//--------------------------------------------------------------------------------------
void CDXUTEditBox::Render( IDirect3DDevice9* pd3dDevice, float fElapsedTime )
{
if( m_bVisible == false )
return;
HRESULT hr;
int nSelStartX = 0, nCaretX = 0; // Left and right X cordinates of the selection region
CDXUTElement* pElement = GetElement( 0 );
if( pElement )
{
m_Buffer.SetFontNode( m_pDialog->GetFont( pElement->iFont ) );
PlaceCaret( m_nCaret ); // Call PlaceCaret now that we have the font info (node),
// so that scrolling can be handled.
}
// Render the control graphics
for( int e = 0; e < 9; ++e )
{
pElement = m_Elements.GetAt( e );
pElement->TextureColor.Blend( DXUT_STATE_NORMAL, fElapsedTime );
m_pDialog->DrawSprite( pElement, &m_rcRender[e] );
}
//
// Compute the X coordinates of the first visible character.
//
int nXFirst;
m_Buffer.CPtoX( m_nFirstVisible, FALSE, &nXFirst );
//
// Compute the X coordinates of the selection rectangle
//
hr = m_Buffer.CPtoX( m_nCaret, FALSE, &nCaretX );
if( m_nCaret != m_nSelStart )
hr = m_Buffer.CPtoX( m_nSelStart, FALSE, &nSelStartX );
else
nSelStartX = nCaretX;
//
// Render the selection rectangle
//
RECT rcSelection; // Make this available for rendering selected text
if( m_nCaret != m_nSelStart )
{
int nSelLeftX = nCaretX, nSelRightX = nSelStartX;
// Swap if left is bigger than right
if( nSelLeftX > nSelRightX )
{ int nTemp = nSelLeftX; nSelLeftX = nSelRightX; nSelRightX = nTemp; }
SetRect( &rcSelection, nSelLeftX, m_rcText.top, nSelRightX, m_rcText.bottom );
OffsetRect( &rcSelection, m_rcText.left - nXFirst, 0 );
IntersectRect( &rcSelection, &m_rcText, &rcSelection );
m_pDialog->DrawRect( &rcSelection, m_SelBkColor );
}
//
// Render the text
//
// Element 0 for text
m_Elements.GetAt( 0 )->FontColor.Current = m_TextColor;
m_pDialog->DrawText( m_Buffer.GetBuffer() + m_nFirstVisible, m_Elements.GetAt( 0 ), &m_rcText );
// Render the selected text
if( m_nCaret != m_nSelStart )
{
int nFirstToRender = max( m_nFirstVisible, min( m_nSelStart, m_nCaret ) );
int nNumChatToRender = max( m_nSelStart, m_nCaret ) - nFirstToRender;
m_Elements.GetAt( 0 )->FontColor.Current = m_SelTextColor;
m_pDialog->DrawText( m_Buffer.GetBuffer() + nFirstToRender,
m_Elements.GetAt( 0 ), &rcSelection, false, nNumChatToRender );
}
//
// Blink the caret
//
if( DXUTGetGlobalTimer()->GetAbsoluteTime() - m_dfLastBlink >= m_dfBlink )
{
m_bCaretOn = !m_bCaretOn;
m_dfLastBlink = DXUTGetGlobalTimer()->GetAbsoluteTime();
}
//
// Render the caret if this control has the focus
//
if( m_bHasFocus && m_bCaretOn && !s_bHideCaret )
{
// Start the rectangle with insert mode caret
RECT rcCaret = { m_rcText.left - nXFirst + nCaretX - 1, m_rcText.top,
m_rcText.left - nXFirst + nCaretX + 1, m_rcText.bottom };
// If we are in overwrite mode, adjust the caret rectangle
// to fill the entire character.
if( !m_bInsertMode )
{
// Obtain the right edge X coord of the current character
int nRightEdgeX;
m_Buffer.CPtoX( m_nCaret, TRUE, &nRightEdgeX );
rcCaret.right = m_rcText.left - nXFirst + nRightEdgeX;
}
m_pDialog->DrawRect( &rcCaret, m_CaretColor );
}
}
#define IN_FLOAT_CHARSET( c ) \
( (c) == L'-' || (c) == L'.' || ( (c) >= L'0' && (c) <= L'9' ) )
void CDXUTEditBox::ParseFloatArray( float *pNumbers, int nCount )
{
int nWritten = 0; // Number of floats written
const WCHAR *pToken, *pEnd;
WCHAR wszToken[60];
pToken = m_Buffer.GetBuffer();
while( nWritten < nCount && *pToken != L'\0' )
{
// Skip leading spaces
while( *pToken == L' ' )
++pToken;
if( *pToken == L'\0' )
break;
// Locate the end of number
pEnd = pToken;
while( IN_FLOAT_CHARSET( *pEnd ) )
++pEnd;
// Copy the token to our buffer
int nTokenLen = min( sizeof(wszToken) / sizeof(wszToken[0]) - 1, int(pEnd - pToken) );
StringCchCopy( wszToken, nTokenLen, pToken );
*pNumbers = (float)wcstod( wszToken, NULL );
++nWritten;
++pNumbers;
pToken = pEnd;
}
}
void CDXUTEditBox::SetTextFloatArray( const float *pNumbers, int nCount )
{
WCHAR wszBuffer[512] = {0};
WCHAR wszTmp[64];
if( pNumbers == NULL )
return;
for( int i = 0; i < nCount; ++i )
{
StringCchPrintf( wszTmp, 64, L"%.4f ", pNumbers[i] );
StringCchCat( wszBuffer, 512, wszTmp );
}
// Don't want the last space
if( nCount > 0 && wcslen(wszBuffer) > 0 )
wszBuffer[wcslen(wszBuffer)-1] = 0;
SetText( wszBuffer );
}
//--------------------------------------------------------------------------------------
// CDXUTIMEEditBox class
//--------------------------------------------------------------------------------------
// IME constants
#define CHT_IMEFILENAME1 "TINTLGNT.IME" // New Phonetic
#define CHT_IMEFILENAME2 "CINTLGNT.IME" // New Chang Jie
#define CHT_IMEFILENAME3 "MSTCIPHA.IME" // Phonetic 5.1
#define CHS_IMEFILENAME1 "PINTLGNT.IME" // MSPY1.5/2/3
#define CHS_IMEFILENAME2 "MSSCIPYA.IME" // MSPY3 for OfficeXP
#define LANG_CHT MAKELANGID(LANG_CHINESE, SUBLANG_CHINESE_TRADITIONAL)
#define LANG_CHS MAKELANGID(LANG_CHINESE, SUBLANG_CHINESE_SIMPLIFIED)
#define _CHT_HKL ( (HKL)(INT_PTR)0xE0080404 ) // New Phonetic
#define _CHT_HKL2 ( (HKL)(INT_PTR)0xE0090404 ) // New Chang Jie
#define _CHS_HKL ( (HKL)(INT_PTR)0xE00E0804 ) // MSPY
#define MAKEIMEVERSION( major, minor ) \
( (DWORD)( ( (BYTE)( major ) << 24 ) | ( (BYTE)( minor ) << 16 ) ) )
#define IMEID_CHT_VER42 ( LANG_CHT | MAKEIMEVERSION( 4, 2 ) ) // New(Phonetic/ChanJie)IME98 : 4.2.x.x // Win98
#define IMEID_CHT_VER43 ( LANG_CHT | MAKEIMEVERSION( 4, 3 ) ) // New(Phonetic/ChanJie)IME98a : 4.3.x.x // Win2k
#define IMEID_CHT_VER44 ( LANG_CHT | MAKEIMEVERSION( 4, 4 ) ) // New ChanJie IME98b : 4.4.x.x // WinXP
#define IMEID_CHT_VER50 ( LANG_CHT | MAKEIMEVERSION( 5, 0 ) ) // New(Phonetic/ChanJie)IME5.0 : 5.0.x.x // WinME
#define IMEID_CHT_VER51 ( LANG_CHT | MAKEIMEVERSION( 5, 1 ) ) // New(Phonetic/ChanJie)IME5.1 : 5.1.x.x // IME2002(w/OfficeXP)
#define IMEID_CHT_VER52 ( LANG_CHT | MAKEIMEVERSION( 5, 2 ) ) // New(Phonetic/ChanJie)IME5.2 : 5.2.x.x // IME2002a(w/Whistler)
#define IMEID_CHT_VER60 ( LANG_CHT | MAKEIMEVERSION( 6, 0 ) ) // New(Phonetic/ChanJie)IME6.0 : 6.0.x.x // IME XP(w/WinXP SP1)
#define IMEID_CHS_VER41 ( LANG_CHS | MAKEIMEVERSION( 4, 1 ) ) // MSPY1.5 // SCIME97 or MSPY1.5 (w/Win98, Office97)
#define IMEID_CHS_VER42 ( LANG_CHS | MAKEIMEVERSION( 4, 2 ) ) // MSPY2 // Win2k/WinME
#define IMEID_CHS_VER53 ( LANG_CHS | MAKEIMEVERSION( 5, 3 ) ) // MSPY3 // WinXP
// Function pointers
INPUTCONTEXT* (WINAPI * CDXUTIMEEditBox::_ImmLockIMC)( HIMC )
= CDXUTIMEEditBox::Dummy_ImmLockIMC;
BOOL (WINAPI * CDXUTIMEEditBox::_ImmUnlockIMC)( HIMC )
= CDXUTIMEEditBox::Dummy_ImmUnlockIMC;
LPVOID (WINAPI * CDXUTIMEEditBox::_ImmLockIMCC)( HIMCC )
= CDXUTIMEEditBox::Dummy_ImmLockIMCC;
BOOL (WINAPI * CDXUTIMEEditBox::_ImmUnlockIMCC)( HIMCC )
= CDXUTIMEEditBox::Dummy_ImmUnlockIMCC;
BOOL (WINAPI * CDXUTIMEEditBox::_ImmDisableTextFrameService)( DWORD )
= CDXUTIMEEditBox::Dummy_ImmDisableTextFrameService;
LONG (WINAPI * CDXUTIMEEditBox::_ImmGetCompositionStringW)( HIMC, DWORD, LPVOID, DWORD )
= CDXUTIMEEditBox::Dummy_ImmGetCompositionStringW;
DWORD (WINAPI * CDXUTIMEEditBox::_ImmGetCandidateListW)( HIMC, DWORD, LPCANDIDATELIST, DWORD )
= CDXUTIMEEditBox::Dummy_ImmGetCandidateListW;
HIMC (WINAPI * CDXUTIMEEditBox::_ImmGetContext)( HWND )
= CDXUTIMEEditBox::Dummy_ImmGetContext;
BOOL (WINAPI * CDXUTIMEEditBox::_ImmReleaseContext)( HWND, HIMC )
= CDXUTIMEEditBox::Dummy_ImmReleaseContext;
HIMC (WINAPI * CDXUTIMEEditBox::_ImmAssociateContext)( HWND, HIMC )
= CDXUTIMEEditBox::Dummy_ImmAssociateContext;
BOOL (WINAPI * CDXUTIMEEditBox::_ImmGetOpenStatus)( HIMC )
= CDXUTIMEEditBox::Dummy_ImmGetOpenStatus;
BOOL (WINAPI * CDXUTIMEEditBox::_ImmSetOpenStatus)( HIMC, BOOL )
= CDXUTIMEEditBox::Dummy_ImmSetOpenStatus;
BOOL (WINAPI * CDXUTIMEEditBox::_ImmGetConversionStatus)( HIMC, LPDWORD, LPDWORD )
= CDXUTIMEEditBox::Dummy_ImmGetConversionStatus;
HWND (WINAPI * CDXUTIMEEditBox::_ImmGetDefaultIMEWnd)( HWND )
= CDXUTIMEEditBox::Dummy_ImmGetDefaultIMEWnd;
UINT (WINAPI * CDXUTIMEEditBox::_ImmGetIMEFileNameA)( HKL, LPSTR, UINT )
= CDXUTIMEEditBox::Dummy_ImmGetIMEFileNameA;
UINT (WINAPI * CDXUTIMEEditBox::_ImmGetVirtualKey)( HWND )
= CDXUTIMEEditBox::Dummy_ImmGetVirtualKey;
BOOL (WINAPI * CDXUTIMEEditBox::_ImmNotifyIME)( HIMC, DWORD, DWORD, DWORD )
= CDXUTIMEEditBox::Dummy_ImmNotifyIME;
BOOL (WINAPI * CDXUTIMEEditBox::_ImmSetConversionStatus)( HIMC, DWORD, DWORD )
= CDXUTIMEEditBox::Dummy_ImmSetConversionStatus;
BOOL (WINAPI * CDXUTIMEEditBox::_ImmSimulateHotKey)( HWND, DWORD )
= CDXUTIMEEditBox::Dummy_ImmSimulateHotKey;
BOOL (WINAPI * CDXUTIMEEditBox::_ImmIsIME)( HKL )
= CDXUTIMEEditBox::Dummy_ImmIsIME;
// Traditional Chinese IME
UINT (WINAPI * CDXUTIMEEditBox::_GetReadingString)( HIMC, UINT, LPWSTR, PINT, BOOL*, PUINT )
= CDXUTIMEEditBox::Dummy_GetReadingString;
BOOL (WINAPI * CDXUTIMEEditBox::_ShowReadingWindow)( HIMC, BOOL )
= CDXUTIMEEditBox::Dummy_ShowReadingWindow;
BOOL (APIENTRY * CDXUTIMEEditBox::_VerQueryvalueA)( const LPVOID, LPSTR, LPVOID *, PUINT )
= CDXUTIMEEditBox::Dummy_VerQueryvalueA;
BOOL (APIENTRY * CDXUTIMEEditBox::_GetFileVersionInfoA)( LPSTR, DWORD, DWORD, LPVOID )
= CDXUTIMEEditBox::Dummy_GetFileVersionInfoA;
DWORD (APIENTRY * CDXUTIMEEditBox::_GetFileVersionInfoSizeA)( LPSTR, LPDWORD )
= CDXUTIMEEditBox::Dummy_GetFileVersionInfoSizeA;
HINSTANCE CDXUTIMEEditBox::s_hDllImm32; // IMM32 DLL handle
HINSTANCE CDXUTIMEEditBox::s_hDllVer; // Version DLL handle
HKL CDXUTIMEEditBox::s_hklCurrent; // Current keyboard layout of the process
bool CDXUTIMEEditBox::s_bVerticalCand; // Indicates that the candidates are listed vertically
WCHAR CDXUTIMEEditBox::s_aszIndicator[5][3] = // String to draw to indicate current input locale
{
L"En",
L"\x7B80",
L"\x7E41",
L"\xAC00",
L"\x3042",
};
LPWSTR CDXUTIMEEditBox::s_wszCurrIndicator // Points to an indicator string that corresponds to current input locale
= CDXUTIMEEditBox::s_aszIndicator[0];
bool CDXUTIMEEditBox::s_bInsertOnType; // Insert the character as soon as a key is pressed (Korean behavior)
HINSTANCE CDXUTIMEEditBox::s_hDllIme; // Instance handle of the current IME module
HIMC CDXUTIMEEditBox::s_hImcDef; // Default input context
CDXUTIMEEditBox::IMESTATE CDXUTIMEEditBox::s_ImeState = IMEUI_STATE_OFF;
bool CDXUTIMEEditBox::s_bEnableImeSystem; // Whether the IME system is active
POINT CDXUTIMEEditBox::s_ptCompString; // Composition string position. Updated every frame.
int CDXUTIMEEditBox::s_nCompCaret;
int CDXUTIMEEditBox::s_nFirstTargetConv; // Index of the first target converted char in comp string. If none, -1.
CDXUTEditBox::CUniBuffer CDXUTIMEEditBox::s_CompString = CDXUTEditBox::CUniBuffer( MAX_COMPSTRING_SIZE );
BYTE CDXUTIMEEditBox::s_abCompStringAttr[MAX_COMPSTRING_SIZE];
DWORD CDXUTIMEEditBox::s_adwCompStringClause[MAX_COMPSTRING_SIZE];
WCHAR CDXUTIMEEditBox::s_wszReadingString[32];
CDXUTIMEEditBox::CCandList CDXUTIMEEditBox::s_CandList; // Data relevant to the candidate list
bool CDXUTIMEEditBox::s_bShowReadingWindow; // Indicates whether reading window is visible
bool CDXUTIMEEditBox::s_bHorizontalReading; // Indicates whether the reading window is vertical or horizontal
bool CDXUTIMEEditBox::s_bChineseIME;
CGrowableArray< CDXUTIMEEditBox::CInputLocale > CDXUTIMEEditBox::s_Locale; // Array of loaded keyboard layout on system
//--------------------------------------------------------------------------------------
CDXUTIMEEditBox::CDXUTIMEEditBox( CDXUTDialog *pDialog )
{
m_Type = DXUT_CONTROL_IMEEDITBOX;
m_pDialog = pDialog;
s_bEnableImeSystem = true;
m_nIndicatorWidth = 0;
m_ReadingColor = D3DCOLOR_ARGB( 188, 255, 255, 255 );
m_ReadingWinColor = D3DCOLOR_ARGB( 128, 0, 0, 0 );
m_ReadingSelColor = D3DCOLOR_ARGB( 255, 255, 0, 0 );
m_ReadingSelBkColor = D3DCOLOR_ARGB( 128, 80, 80, 80 );
m_CandidateColor = D3DCOLOR_ARGB( 255, 200, 200, 200 );
m_CandidateWinColor = D3DCOLOR_ARGB( 128, 0, 0, 0 );
m_CandidateSelColor = D3DCOLOR_ARGB( 255, 255, 255, 255 );
m_CandidateSelBkColor = D3DCOLOR_ARGB( 128, 158, 158, 158 );
m_CompColor = D3DCOLOR_ARGB( 255, 200, 200, 255 );
m_CompWinColor = D3DCOLOR_ARGB( 198, 0, 0, 0 );
m_CompCaretColor = D3DCOLOR_ARGB( 255, 255, 255, 255 );
m_CompTargetColor = D3DCOLOR_ARGB( 255, 255, 255, 255 );
m_CompTargetBkColor = D3DCOLOR_ARGB( 255, 150, 150, 150 );
m_CompTargetNonColor = D3DCOLOR_ARGB( 255, 255, 255, 0 );
m_CompTargetNonBkColor = D3DCOLOR_ARGB( 255, 150, 150, 150 );
m_IndicatorImeColor = D3DCOLOR_ARGB( 255, 255, 255, 255 );
m_IndicatorEngColor = D3DCOLOR_ARGB( 255, 0, 0, 0 );
m_IndicatorBkColor = D3DCOLOR_ARGB( 255, 128, 128, 128 );
}
//--------------------------------------------------------------------------------------
CDXUTIMEEditBox::~CDXUTIMEEditBox()
{
}
//--------------------------------------------------------------------------------------
void CDXUTIMEEditBox::SendKey( BYTE nVirtKey )
{
keybd_event( nVirtKey, 0, 0, 0 );
keybd_event( nVirtKey, 0, KEYEVENTF_KEYUP, 0 );
}
//--------------------------------------------------------------------------------------
// Called by CDXUTResourceCache's OnCreateDevice. This gives the class a
// chance to initialize its default input context associated with the app window.
HRESULT CDXUTIMEEditBox::StaticOnCreateDevice()
{
// Save the default input context
s_hImcDef = _ImmGetContext( DXUTGetHWND() );
_ImmReleaseContext( DXUTGetHWND(), s_hImcDef );
return S_OK;
}
//--------------------------------------------------------------------------------------
void CDXUTIMEEditBox::UpdateRects()
{
// Temporary adjust m_width so that CDXUTEditBox can compute
// the correct rects for its rendering since we need to make space
// for the indicator button
int nWidth = m_width;
m_width -= m_nIndicatorWidth + m_nBorder * 2; // Make room for the indicator button
CDXUTEditBox::UpdateRects();
m_width = nWidth; // Restore
// Compute the indicator button rectangle
SetRect( &m_rcIndicator, m_rcBoundingBox.right, m_rcBoundingBox.top, m_x + m_width, m_rcBoundingBox.bottom );
// InflateRect( &m_rcIndicator, -m_nBorder, -m_nBorder );
m_rcBoundingBox.right = m_rcBoundingBox.left + m_width;
}
//--------------------------------------------------------------------------------------
// GetImeId( UINT uIndex )
// returns
// returned value:
// 0: In the following cases
// - Non Chinese IME input locale
// - Older Chinese IME
// - Other error cases
//
// Othewise:
// When uIndex is 0 (default)
// bit 31-24: Major version
// bit 23-16: Minor version
// bit 15-0: Language ID
// When uIndex is 1
// pVerFixedInfo->dwFileVersionLS
//
// Use IMEID_VER and IMEID_LANG macro to extract version and language information.
//
// We define the locale-invariant ID ourselves since it doesn't exist prior to WinXP
// For more information, see the CompareString() reference.
#define LCID_INVARIANT MAKELCID(MAKELANGID(LANG_ENGLISH, SUBLANG_ENGLISH_US), SORT_DEFAULT)
DWORD CDXUTIMEEditBox::GetImeId( UINT uIndex )
{
static HKL hklPrev = 0;
static DWORD dwID[2] = { 0, 0 }; // Cache the result
DWORD dwVerSize;
DWORD dwVerHandle;
LPVOID lpVerBuffer;
LPVOID lpVerData;
UINT cbVerData;
char szTmp[1024];
if( uIndex >= sizeof( dwID ) / sizeof( dwID[0] ) )
return 0;
if( hklPrev == s_hklCurrent )
return dwID[uIndex];
hklPrev = s_hklCurrent; // Save for the next invocation
// Check if we are using an older Chinese IME
if( !( ( s_hklCurrent == _CHT_HKL ) || ( s_hklCurrent == _CHT_HKL2 ) || ( s_hklCurrent == _CHS_HKL ) ) )
{
dwID[0] = dwID[1] = 0;
return dwID[uIndex];
}
// Obtain the IME file name
if ( !_ImmGetIMEFileNameA( s_hklCurrent, szTmp, ( sizeof(szTmp) / sizeof(szTmp[0]) ) - 1 ) )
{
dwID[0] = dwID[1] = 0;
return dwID[uIndex];
}
// Check for IME that doesn't implement reading string API
if ( !_GetReadingString )
{
if( ( CompareStringA( LCID_INVARIANT, NORM_IGNORECASE, szTmp, -1, CHT_IMEFILENAME1, -1 ) != CSTR_EQUAL ) &&
( CompareStringA( LCID_INVARIANT, NORM_IGNORECASE, szTmp, -1, CHT_IMEFILENAME2, -1 ) != CSTR_EQUAL ) &&
( CompareStringA( LCID_INVARIANT, NORM_IGNORECASE, szTmp, -1, CHT_IMEFILENAME3, -1 ) != CSTR_EQUAL ) &&
( CompareStringA( LCID_INVARIANT, NORM_IGNORECASE, szTmp, -1, CHS_IMEFILENAME1, -1 ) != CSTR_EQUAL ) &&
( CompareStringA( LCID_INVARIANT, NORM_IGNORECASE, szTmp, -1, CHS_IMEFILENAME2, -1 ) != CSTR_EQUAL ) )
{
dwID[0] = dwID[1] = 0;
return dwID[uIndex];
}
}
dwVerSize = _GetFileVersionInfoSizeA( szTmp, &dwVerHandle );
if( dwVerSize )
{
lpVerBuffer = HeapAlloc( GetProcessHeap(), 0, dwVerSize );
if( lpVerBuffer )
{
if( _GetFileVersionInfoA( szTmp, dwVerHandle, dwVerSize, lpVerBuffer ) )
{
if( _VerQueryvalueA( lpVerBuffer, "\\", &lpVerData, &cbVerData ) )
{
DWORD dwVer = ( (VS_FIXEDFILEINFO*)lpVerData )->dwFileVersionMS;
dwVer = ( dwVer & 0x00ff0000 ) << 8 | ( dwVer & 0x000000ff ) << 16;
if( _GetReadingString
||
( GetLanguage() == LANG_CHT &&
( dwVer == MAKEIMEVERSION(4, 2) ||
dwVer == MAKEIMEVERSION(4, 3) ||
dwVer == MAKEIMEVERSION(4, 4) ||
dwVer == MAKEIMEVERSION(5, 0) ||
dwVer == MAKEIMEVERSION(5, 1) ||
dwVer == MAKEIMEVERSION(5, 2) ||
dwVer == MAKEIMEVERSION(6, 0) ) )
||
( GetLanguage() == LANG_CHS &&
( dwVer == MAKEIMEVERSION(4, 1) ||
dwVer == MAKEIMEVERSION(4, 2) ||
dwVer == MAKEIMEVERSION(5, 3) ) )
)
{
dwID[0] = dwVer | GetLanguage();
dwID[1] = ( (VS_FIXEDFILEINFO*)lpVerData )->dwFileVersionLS;
}
}
}
HeapFree( GetProcessHeap(), 0, lpVerBuffer );
}
}
return dwID[uIndex];
}
//--------------------------------------------------------------------------------------
void CDXUTIMEEditBox::CheckInputLocale()
{
static HKL hklPrev = 0;
s_hklCurrent = GetKeyboardLayout( 0 );
if ( hklPrev == s_hklCurrent )
return;
hklPrev = s_hklCurrent;
switch ( GetPrimaryLanguage() )
{
// Simplified Chinese
case LANG_CHINESE:
s_bVerticalCand = true;
switch ( GetSubLanguage() )
{
case SUBLANG_CHINESE_SIMPLIFIED:
s_wszCurrIndicator = s_aszIndicator[INDICATOR_CHS];
s_bVerticalCand = GetImeId() == 0;
break;
case SUBLANG_CHINESE_TRADITIONAL:
s_wszCurrIndicator = s_aszIndicator[INDICATOR_CHT];
break;
default: // unsupported sub-language
s_wszCurrIndicator = s_aszIndicator[INDICATOR_NON_IME];
break;
}
break;
// Korean
case LANG_KOREAN:
s_wszCurrIndicator = s_aszIndicator[INDICATOR_KOREAN];
s_bVerticalCand = false;
break;
// Japanese
case LANG_JAPANESE:
s_wszCurrIndicator = s_aszIndicator[INDICATOR_JAPANESE];
s_bVerticalCand = true;
break;
default:
// A non-IME language. Obtain the language abbreviation
// and store it for rendering the indicator later.
s_wszCurrIndicator = s_aszIndicator[INDICATOR_NON_IME];
}
// If non-IME, use the language abbreviation.
if( s_wszCurrIndicator == s_aszIndicator[INDICATOR_NON_IME] )
{
WCHAR wszLang[5];
GetLocaleInfoW( MAKELCID( LOWORD( s_hklCurrent ), SORT_DEFAULT ), LOCALE_SABBREVLANGNAME, wszLang, 5 );
s_wszCurrIndicator[0] = wszLang[0];
s_wszCurrIndicator[1] = towlower( wszLang[1] );
}
}
//--------------------------------------------------------------------------------------
void CDXUTIMEEditBox::CheckToggleState()
{
CheckInputLocale();
bool bIme = _ImmIsIME( s_hklCurrent ) != 0;
s_bChineseIME = ( GetPrimaryLanguage() == LANG_CHINESE ) && bIme;
HIMC hImc;
if( NULL != ( hImc = _ImmGetContext( DXUTGetHWND() ) ) )
{
if( s_bChineseIME )
{
DWORD dwConvMode, dwSentMode;
_ImmGetConversionStatus( hImc, &dwConvMode, &dwSentMode );
s_ImeState = ( dwConvMode & IME_CMODE_NATIVE ) ? IMEUI_STATE_ON : IMEUI_STATE_ENGLISH;
}
else
{
s_ImeState = ( bIme && _ImmGetOpenStatus( hImc ) != 0 ) ? IMEUI_STATE_ON : IMEUI_STATE_OFF;
}
_ImmReleaseContext( DXUTGetHWND(), hImc );
}
else
s_ImeState = IMEUI_STATE_OFF;
}
//--------------------------------------------------------------------------------------
// Enable/disable the entire IME system. When disabled, the default IME handling
// kicks in.
void CDXUTIMEEditBox::EnableImeSystem( bool bEnable )
{
s_bEnableImeSystem = bEnable;
}
//--------------------------------------------------------------------------------------
// Sets up IME-specific APIs for the IME edit controls. This is called every time
// the input locale changes.
void CDXUTIMEEditBox::SetupImeApi()
{
char szImeFile[MAX_PATH + 1];
_GetReadingString = NULL;
_ShowReadingWindow = NULL;
if( _ImmGetIMEFileNameA( s_hklCurrent, szImeFile, sizeof(szImeFile)/sizeof(szImeFile[0]) - 1 ) == 0 )
return;
if( s_hDllIme ) FreeLibrary( s_hDllIme );
s_hDllIme = LoadLibraryA( szImeFile );
if ( !s_hDllIme )
return;
_GetReadingString = (UINT (WINAPI*)(HIMC, UINT, LPWSTR, PINT, BOOL*, PUINT))
( GetProcAddress( s_hDllIme, "GetReadingString" ) );
_ShowReadingWindow =(BOOL (WINAPI*)(HIMC, BOOL))
( GetProcAddress( s_hDllIme, "ShowReadingWindow" ) );
}
//--------------------------------------------------------------------------------------
// Resets the composition string.
void CDXUTIMEEditBox::ResetCompositionString()
{
s_nCompCaret = 0;
s_CompString.SetText( L"" );
ZeroMemory( s_abCompStringAttr, sizeof(s_abCompStringAttr) );
}
//--------------------------------------------------------------------------------------
// Truncate composition string by sending keystrokes to the window.
void CDXUTIMEEditBox::TruncateCompString( bool bUseBackSpace, int iNewStrLen )
{
if( !s_bInsertOnType )
return;
int cc = (int) wcslen( s_CompString.GetBuffer() );
assert( iNewStrLen == 0 || iNewStrLen >= cc );
// Send right arrow keystrokes to move the caret
// to the end of the composition string.
for (int i = 0; i < cc - s_nCompCaret; ++i )
SendMessage( DXUTGetHWND(), WM_KEYDOWN, VK_RIGHT, 0 );
SendMessage( DXUTGetHWND(), WM_KEYUP, VK_RIGHT, 0 );
if( bUseBackSpace || m_bInsertMode )
iNewStrLen = 0;
// The caller sets bUseBackSpace to false if there's possibility of sending
// new composition string to the app right after this function call.
//
// If the app is in overwriting mode and new comp string is
// shorter than current one, delete previous comp string
// till it's same long as the new one. Then move caret to the beginning of comp string.
// New comp string will overwrite old one.
if( iNewStrLen < cc )
{
for( int i = 0; i < cc - iNewStrLen; ++i )
{
SendMessage( DXUTGetHWND(), WM_KEYDOWN, VK_BACK, 0 ); // Backspace character
SendMessageW( DXUTGetHWND(), WM_CHAR, VK_BACK, 0 );
}
SendMessage( DXUTGetHWND(), WM_KEYUP, VK_BACK, 0 );
}
else
iNewStrLen = cc;
// Move the caret to the beginning by sending left keystrokes
for (int i = 0; i < iNewStrLen; ++i )
SendMessage( DXUTGetHWND(), WM_KEYDOWN, VK_LEFT, 0 );
SendMessage( DXUTGetHWND(), WM_KEYUP, VK_LEFT, 0 );
}
//--------------------------------------------------------------------------------------
// Sends the current composition string to the application by sending keystroke
// messages.
void CDXUTIMEEditBox::SendCompString()
{
for( int i = 0; i < lstrlen( s_CompString.GetBuffer() ); ++i )
MsgProc( WM_CHAR, (WPARAM)s_CompString[i], 0 );
}
//--------------------------------------------------------------------------------------
// Outputs current composition string then cleans up the composition task.
void CDXUTIMEEditBox::FinalizeString( bool bSend )
{
HIMC hImc;
if( NULL == ( hImc = _ImmGetContext( DXUTGetHWND() ) ) )
return;
static bool bProcessing = false;
if( bProcessing ) // avoid infinite recursion
{
DXUTTRACE( L"CDXUTIMEEditBox::FinalizeString: Reentrant detected!\n" );
_ImmReleaseContext( DXUTGetHWND(), hImc );
return;
}
bProcessing = true;
if( !s_bInsertOnType && bSend )
{
// Send composition string to app.
LONG lLength = lstrlen( s_CompString.GetBuffer() );
// In case of CHT IME, don't send the trailing double byte space, if it exists.
if( GetLanguage() == LANG_CHT
&& s_CompString[lLength - 1] == 0x3000 )
{
s_CompString[lLength - 1] = 0;
}
SendCompString();
}
ResetCompositionString();
// Clear composition string in IME
_ImmNotifyIME( hImc, NI_COMPOSITIONSTR, CPS_CANCEL, 0 );
// the following line is necessary as Korean IME doesn't close cand list
// when comp string is cancelled.
_ImmNotifyIME( hImc, NI_CLOSECANDIDATE, 0, 0 );
_ImmReleaseContext( DXUTGetHWND(), hImc );
bProcessing = false;
}
//--------------------------------------------------------------------------------------
// Determine whether the reading window should be vertical or horizontal.
void CDXUTIMEEditBox::GetReadingWindowOrientation( DWORD dwId )
{
s_bHorizontalReading = ( s_hklCurrent == _CHS_HKL ) || ( s_hklCurrent == _CHT_HKL2 ) || ( dwId == 0 );
if( !s_bHorizontalReading && ( dwId & 0x0000FFFF ) == LANG_CHT )
{
WCHAR wszRegPath[MAX_PATH];
HKEY hKey;
DWORD dwVer = dwId & 0xFFFF0000;
StringCchCopy( wszRegPath, MAX_PATH, L"software\\microsoft\\windows\\currentversion\\" );
StringCchCat( wszRegPath, MAX_PATH, ( dwVer >= MAKEIMEVERSION( 5, 1 ) ) ? L"MSTCIPH" : L"TINTLGNT" );
LONG lRc = RegOpenKeyExW( HKEY_CURRENT_USER, wszRegPath, 0, KEY_READ, &hKey );
if (lRc == ERROR_SUCCESS)
{
DWORD dwSize = sizeof(DWORD), dwMapping, dwType;
lRc = RegQueryvalueExW( hKey, L"Keyboard Mapping", NULL, &dwType, (PBYTE)&dwMapping, &dwSize );
if (lRc == ERROR_SUCCESS)
{
if ( ( dwVer <= MAKEIMEVERSION( 5, 0 ) &&
( (BYTE)dwMapping == 0x22 || (BYTE)dwMapping == 0x23 ) )
||
( ( dwVer == MAKEIMEVERSION( 5, 1 ) || dwVer == MAKEIMEVERSION( 5, 2 ) ) &&
(BYTE)dwMapping >= 0x22 && (BYTE)dwMapping <= 0x24 )
)
{
s_bHorizontalReading = true;
}
}
RegCloseKey( hKey );
}
}
}
//--------------------------------------------------------------------------------------
// Obtain the reading string upon WM_IME_NOTIFY/INM_PRIVATE notification.
void CDXUTIMEEditBox::GetPrivateReadingString()
{
DWORD dwId = GetImeId();
if( !dwId )
{
s_bShowReadingWindow = false;
return;
}
HIMC hImc;
hImc = _ImmGetContext( DXUTGetHWND() );
if( !hImc )
{
s_bShowReadingWindow = false;
return;
}
DWORD dwReadingStrLen = 0;
DWORD dwErr = 0;
WCHAR *pwszReadingStringBuffer = NULL; // Buffer for when the IME supports GetReadingString()
WCHAR *wstr = 0;
bool bUnicodeIme = false; // Whether the IME context component is Unicode.
INPUTCONTEXT *lpIC = NULL;
if( _GetReadingString )
{
UINT uMaxUiLen;
BOOL bVertical;
// Obtain the reading string size
dwReadingStrLen = _GetReadingString( hImc, 0, NULL, (PINT)&dwErr, &bVertical, &uMaxUiLen );
if( dwReadingStrLen )
{
wstr = pwszReadingStringBuffer = (LPWSTR)HeapAlloc( GetProcessHeap(), 0, sizeof(WCHAR) * dwReadingStrLen );
if( !pwszReadingStringBuffer )
{
// Out of memory. Exit.
_ImmReleaseContext( DXUTGetHWND(), hImc );
return;
}
// Obtain the reading string
dwReadingStrLen = _GetReadingString( hImc, dwReadingStrLen, wstr, (PINT)&dwErr, &bVertical, &uMaxUiLen );
}
s_bHorizontalReading = !bVertical;
bUnicodeIme = true;
}
else
{
// IMEs that doesn't implement Reading String API
lpIC = _ImmLockIMC( hImc );
LPBYTE p = 0;
switch( dwId )
{
case IMEID_CHT_VER42: // New(Phonetic/ChanJie)IME98 : 4.2.x.x // Win98
case IMEID_CHT_VER43: // New(Phonetic/ChanJie)IME98a : 4.3.x.x // WinMe, Win2k
case IMEID_CHT_VER44: // New ChanJie IME98b : 4.4.x.x // WinXP
p = *(LPBYTE *)((LPBYTE)_ImmLockIMCC( lpIC->hPrivate ) + 24 );
if( !p ) break;
dwReadingStrLen = *(DWORD *)( p + 7 * 4 + 32 * 4 );
dwErr = *(DWORD *)( p + 8 * 4 + 32 * 4 );
wstr = (WCHAR *)( p + 56 );
bUnicodeIme = true;
break;
case IMEID_CHT_VER50: // 5.0.x.x // WinME
p = *(LPBYTE *)( (LPBYTE)_ImmLockIMCC( lpIC->hPrivate ) + 3 * 4 );
if( !p ) break;
p = *(LPBYTE *)( (LPBYTE)p + 1*4 + 5*4 + 4*2 );
if( !p ) break;
dwReadingStrLen = *(DWORD *)(p + 1*4 + (16*2+2*4) + 5*4 + 16);
dwErr = *(DWORD *)(p + 1*4 + (16*2+2*4) + 5*4 + 16 + 1*4);
wstr = (WCHAR *)(p + 1*4 + (16*2+2*4) + 5*4);
bUnicodeIme = false;
break;
case IMEID_CHT_VER51: // 5.1.x.x // IME2002(w/OfficeXP)
case IMEID_CHT_VER52: // 5.2.x.x // (w/whistler)
case IMEID_CHS_VER53: // 5.3.x.x // SCIME2k or MSPY3 (w/OfficeXP and Whistler)
p = *(LPBYTE *)((LPBYTE)_ImmLockIMCC( lpIC->hPrivate ) + 4);
if( !p ) break;
p = *(LPBYTE *)((LPBYTE)p + 1*4 + 5*4);
if( !p ) break;
dwReadingStrLen = *(DWORD *)(p + 1*4 + (16*2+2*4) + 5*4 + 16 * 2);
dwErr = *(DWORD *)(p + 1*4 + (16*2+2*4) + 5*4 + 16 * 2 + 1*4);
wstr = (WCHAR *) (p + 1*4 + (16*2+2*4) + 5*4);
bUnicodeIme = true;
break;
// the code tested only with Win 98 SE (MSPY 1.5/ ver 4.1.0.21)
case IMEID_CHS_VER41:
{
int nOffset;
nOffset = ( GetImeId( 1 ) >= 0x00000002 ) ? 8 : 7;
p = *(LPBYTE *)((LPBYTE)_ImmLockIMCC( lpIC->hPrivate ) + nOffset * 4);
if( !p ) break;
dwReadingStrLen = *(DWORD *)(p + 7*4 + 16*2*4);
dwErr = *(DWORD *)(p + 8*4 + 16*2*4);
dwErr = min( dwErr, dwReadingStrLen );
wstr = (WCHAR *)(p + 6*4 + 16*2*1);
bUnicodeIme = true;
break;
}
case IMEID_CHS_VER42: // 4.2.x.x // SCIME98 or MSPY2 (w/Office2k, Win2k, WinME, etc)
{
OSVERSIONINFOW osi;
osi.dwOSVersionInfoSize = sizeof(OSVERSIONINFOW);
GetVersionExW( &osi );
int nTcharSize = ( osi.dwPlatformId == VER_PLATFORM_WIN32_NT ) ? sizeof(WCHAR) : sizeof(char);
p = *(LPBYTE *)((LPBYTE)_ImmLockIMCC( lpIC->hPrivate ) + 1*4 + 1*4 + 6*4);
if( !p ) break;
dwReadingStrLen = *(DWORD *)(p + 1*4 + (16*2+2*4) + 5*4 + 16 * nTcharSize);
dwErr = *(DWORD *)(p + 1*4 + (16*2+2*4) + 5*4 + 16 * nTcharSize + 1*4);
wstr = (WCHAR *) (p + 1*4 + (16*2+2*4) + 5*4);
bUnicodeIme = ( osi.dwPlatformId == VER_PLATFORM_WIN32_NT ) ? true : false;
}
} // switch
}
// Copy the reading string to the candidate list first
s_CandList.awszCandidate[0][0] = 0;
s_CandList.awszCandidate[1][0] = 0;
s_CandList.awszCandidate[2][0] = 0;
s_CandList.awszCandidate[3][0] = 0;
s_CandList.dwCount = dwReadingStrLen;
s_CandList.dwSelection = (DWORD)-1; // do not select any char
if( bUnicodeIme )
{
UINT i;
for( i = 0; i < dwReadingStrLen; ++i ) // dwlen > 0, if known IME
{
if( dwErr <= i && s_CandList.dwSelection == (DWORD)-1 )
{
// select error char
s_CandList.dwSelection = i;
}
s_CandList.awszCandidate[i][0] = wstr[i];
s_CandList.awszCandidate[i][1] = 0;
}
s_CandList.awszCandidate[i][0] = 0;
}
else
{
char *p = (char *)wstr;
DWORD i, j;
for( i = 0, j = 0; i < dwReadingStrLen; ++i, ++j ) // dwlen > 0, if known IME
{
if( dwErr <= i && s_CandList.dwSelection == (DWORD)-1 )
{
s_CandList.dwSelection = j;
}
// Obtain the current code page
WCHAR wszCodePage[8];
UINT uCodePage = CP_ACP; // Default code page
if( GetLocaleInfoW( MAKELCID( GetLanguage(), SORT_DEFAULT ),
LOCALE_IDEFAULTANSICODEPAGE,
wszCodePage,
sizeof(wszCodePage)/sizeof(wszCodePage[0]) ) )
{
uCodePage = wcstoul( wszCodePage, NULL, 0 );
}
MultiByteToWideChar( uCodePage, 0, p + i, IsDBCSLeadByteEx( uCodePage, p[i] ) ? 2 : 1,
s_CandList.awszCandidate[j], 1 );
if( IsDBCSLeadByteEx( uCodePage, p[i] ) )
++i;
}
s_CandList.awszCandidate[j][0] = 0;
s_CandList.dwCount = j;
}
if( !_GetReadingString )
{
_ImmUnlockIMCC( lpIC->hPrivate );
_ImmUnlockIMC( hImc );
GetReadingWindowOrientation( dwId );
}
_ImmReleaseContext( DXUTGetHWND(), hImc );
if( pwszReadingStringBuffer )
HeapFree( GetProcessHeap(), 0, pwszReadingStringBuffer );
// Copy the string to the reading string buffer
if( s_CandList.dwCount > 0 )
s_bShowReadingWindow = true;
else
s_bShowReadingWindow = false;
if( s_bHorizontalReading )
{
s_CandList.nReadingError = -1;
s_wszReadingString[0] = 0;
for( UINT i = 0; i < s_CandList.dwCount; ++i )
{
if( s_CandList.dwSelection == i )
s_CandList.nReadingError = lstrlen( s_wszReadingString );
StringCchCat( s_wszReadingString, 32, s_CandList.awszCandidate[i] );
}
}
s_CandList.dwPageSize = MAX_CANDLIST;
}
//--------------------------------------------------------------------------------------
// This function is used only briefly in CHT IME handling,
// so accelerator isn't processed.
void CDXUTIMEEditBox::PumpMessage()
{
MSG msg;
while( PeekMessageW( &msg, NULL, 0, 0, PM_NOREMOVE ) )
{
if( !GetMessageW( &msg, NULL, 0, 0 ) )
{
PostQuitMessage( (int)msg.wParam );
return;
}
TranslateMessage( &msg );
DispatchMessageA( &msg );
}
}
//--------------------------------------------------------------------------------------
void CDXUTIMEEditBox::OnFocusIn()
{
CDXUTEditBox::OnFocusIn();
if( s_bEnableImeSystem )
{
_ImmAssociateContext( DXUTGetHWND(), s_hImcDef );
CheckToggleState();
} else
_ImmAssociateContext( DXUTGetHWND(), NULL );
//
// Set up the IME global state according to the current instance state
//
HIMC hImc;
if( NULL != ( hImc = _ImmGetContext( DXUTGetHWND() ) ) )
{
if( !s_bEnableImeSystem )
s_ImeState = IMEUI_STATE_OFF;
_ImmReleaseContext( DXUTGetHWND(), hImc );
CheckToggleState();
}
}
//--------------------------------------------------------------------------------------
void CDXUTIMEEditBox::OnFocusOut()
{
CDXUTEditBox::OnFocusOut();
FinalizeString( false ); // Don't send the comp string as to match RichEdit behavior
_ImmAssociateContext( DXUTGetHWND(), NULL );
}
//--------------------------------------------------------------------------------------
bool CDXUTIMEEditBox::StaticMsgProc( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
HIMC hImc;
if( !s_bEnableImeSystem )
return false;
switch( uMsg )
{
case WM_ACTIVATEAPP:
if( wParam )
{
// Populate s_Locale with the list of keyboard layouts.
UINT cKL = GetKeyboardLayoutList( 0, NULL );
s_Locale.RemoveAll();
HKL *phKL = new HKL[cKL];
if( phKL )
{
GetKeyboardLayoutList( cKL, phKL );
for( UINT i = 0; i < cKL; ++i )
{
CInputLocale Locale;
// Filter out East Asian languages that are not IME.
if( ( PRIMARYLANGID( LOWORD( phKL[i] ) ) == LANG_CHINESE ||
PRIMARYLANGID( LOWORD( phKL[i] ) ) == LANG_JAPANESE ||
PRIMARYLANGID( LOWORD( phKL[i] ) ) == LANG_KOREAN ) &&
!_ImmIsIME( phKL[i] ) )
continue;
// If this language is already in the list, don't add it again.
bool bBreak = false;
for( int e = 0; e < s_Locale.GetSize(); ++e )
if( LOWORD( s_Locale.GetAt( e ).m_hKL ) ==
LOWORD( phKL[i] ) )
{
bBreak = true;
break;
}
if( bBreak )
break;
Locale.m_hKL = phKL[i];
WCHAR wszDesc[128] = L"";
switch( PRIMARYLANGID( LOWORD( phKL[i] ) ) )
{
// Simplified Chinese
case LANG_CHINESE:
switch( SUBLANGID( LOWORD( phKL[i] ) ) )
{
case SUBLANG_CHINESE_SIMPLIFIED:
StringCchCopy( Locale.m_wszLangAbb, 3, s_aszIndicator[INDICATOR_CHS] );
break;
case SUBLANG_CHINESE_TRADITIONAL:
StringCchCopy( Locale.m_wszLangAbb, 3, s_aszIndicator[INDICATOR_CHT] );
break;
default: // unsupported sub-language
GetLocaleInfoW( MAKELCID( LOWORD( phKL[i] ), SORT_DEFAULT ), LOCALE_SABBREVLANGNAME, wszDesc, 128 );
Locale.m_wszLangAbb[0] = wszDesc[0];
Locale.m_wszLangAbb[1] = towlower( wszDesc[1] );
Locale.m_wszLangAbb[2] = L'\0';
break;
}
break;
// Korean
case LANG_KOREAN:
StringCchCopy( Locale.m_wszLangAbb, 3, s_aszIndicator[INDICATOR_KOREAN] );
break;
// Japanese
case LANG_JAPANESE:
StringCchCopy( Locale.m_wszLangAbb, 3, s_aszIndicator[INDICATOR_JAPANESE] );
break;
default:
// A non-IME language. Obtain the language abbreviation
// and store it for rendering the indicator later.
GetLocaleInfoW( MAKELCID( LOWORD( phKL[i] ), SORT_DEFAULT ), LOCALE_SABBREVLANGNAME, wszDesc, 128 );
Locale.m_wszLangAbb[0] = wszDesc[0];
Locale.m_wszLangAbb[1] = towlower( wszDesc[1] );
Locale.m_wszLangAbb[2] = L'\0';
break;
}
GetLocaleInfoW( MAKELCID( LOWORD( phKL[i] ), SORT_DEFAULT ), LOCALE_SLANGUAGE, wszDesc, 128 );
StringCchCopy( Locale.m_wszLang, 64, wszDesc );
s_Locale.Add( Locale );
}
delete[] phKL;
}
}
break;
case WM_INPUTLANGCHANGE:
DXUTTRACE( L"WM_INPUTLANGCHANGE\n" );
{
UINT uLang = GetPrimaryLanguage();
CheckToggleState();
if ( uLang != GetPrimaryLanguage() )
{
// Korean IME always inserts on keystroke. Other IMEs do not.
s_bInsertOnType = ( GetPrimaryLanguage() == LANG_KOREAN );
}
// IME changed. Setup the new IME.
SetupImeApi();
if( _ShowReadingWindow )
{
if ( NULL != ( hImc = _ImmGetContext( DXUTGetHWND() ) ) )
{
_ShowReadingWindow( hImc, false );
_ImmReleaseContext( DXUTGetHWND(), hImc );
}
}
}
return true;
case WM_IME_SETCONTEXT:
DXUTTRACE( L"WM_IME_SETCONTEXT\n" );
//
// We don't want anything to display, so we have to clear this
//
lParam = 0;
return false;
// Handle WM_IME_STARTCOMPOSITION here since
// we do not want the default IME handler to see
// this when our fullscreen app is running.
case WM_IME_STARTCOMPOSITION:
DXUTTRACE( L"WM_IME_STARTCOMPOSITION\n" );
ResetCompositionString();
// Since the composition string has its own caret, we don't render
// the edit control's own caret to avoid double carets on screen.
s_bHideCaret = true;
return true;
case WM_IME_COMPOSITION:
DXUTTRACE( L"WM_IME_COMPOSITION\n" );
return true;
}
return false;
}
//--------------------------------------------------------------------------------------
bool CDXUTIMEEditBox::HandleMouse( UINT uMsg, POINT pt, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
switch( uMsg )
{
case WM_LBUTTONDOWN:
case WM_LBUTTONDBLCLK:
{
DXUTFontNode* pFont = m_pDialog->GetFont( m_Elements.GetAt( 9 )->iFont );
// Check if this click is on top of the composition string
int nCompStrWidth;
s_CompString.CPtoX( s_CompString.GetTextSize(), FALSE, &nCompStrWidth );
if( s_ptCompString.x <= pt.x &&
s_ptCompString.y <= pt.y &&
s_ptCompString.x + nCompStrWidth > pt.x &&
s_ptCompString.y + pFont->nHeight > pt.y )
{
int nCharBodyHit, nCharHit;
int nTrail;
// Determine the character clicked on.
s_CompString.XtoCP( pt.x - s_ptCompString.x, &nCharBodyHit, &nTrail );
if( nTrail && nCharBodyHit < s_CompString.GetTextSize() )
nCharHit = nCharBodyHit + 1;
else
nCharHit = nCharBodyHit;
// Now generate keypress events to move the comp string cursor
// to the click point. First, if the candidate window is displayed,
// send Esc to close it.
HIMC hImc = _ImmGetContext( DXUTGetHWND() );
if( !hImc )
return true;
_ImmNotifyIME( hImc, NI_CLOSECANDIDATE, 0, 0 );
_ImmReleaseContext( DXUTGetHWND(), hImc );
switch( GetPrimaryLanguage() )
{
case LANG_JAPANESE:
// For Japanese, there are two cases. If s_nFirstTargetConv is
// -1, the comp string hasn't been converted yet, and we use
// s_nCompCaret. For any other value of s_nFirstTargetConv,
// the string has been converted, so we use clause information.
if( s_nFirstTargetConv != -1 )
{
int nClauseClicked = 0;
while( (int)s_adwCompStringClause[nClauseClicked + 1] <= nCharBodyHit )
++nClauseClicked;
int nClauseSelected = 0;
while( (int)s_adwCompStringClause[nClauseSelected + 1] <= s_nFirstTargetConv )
++nClauseSelected;
BYTE nVirtKey = nClauseClicked > nClauseSelected ? VK_RIGHT : VK_LEFT;
int nSendCount = abs( nClauseClicked - nClauseSelected );
while( nSendCount-- > 0 )
SendKey( nVirtKey );
return true;
}
// Not converted case. Fall thru to Chinese case.
case LANG_CHINESE:
{
// For Chinese, use s_nCompCaret.
BYTE nVirtKey = nCharHit > s_nCompCaret ? VK_RIGHT : VK_LEFT;
int nSendCount = abs( nCharHit - s_nCompCaret );
while( nSendCount-- > 0 )
SendKey( nVirtKey );
break;
}
}
return true;
}
// Check if the click is on top of the candidate window
if( s_CandList.bShowWindow && PtInRect( &s_CandList.rcCandidate, pt ) )
{
if( s_bVerticalCand )
{
// Vertical candidate window
// Compute the row the click is on
int nRow = ( pt.y - s_CandList.rcCandidate.top ) / pFont->nHeight;
if( nRow < (int)s_CandList.dwCount )
{
// nRow is a valid entry.
// Now emulate keystrokes to select the candidate at this row.
switch( GetPrimaryLanguage() )
{
case LANG_CHINESE:
case LANG_KOREAN:
// For Chinese and Korean, simply send the number keystroke.
SendKey( '0' + nRow + 1 );
break;
case LANG_JAPANESE:
// For Japanese, move the selection to the target row,
// then send Right, then send Left.
BYTE nVirtKey;
if( nRow > (int)s_CandList.dwSelection )
nVirtKey = VK_DOWN;
else
nVirtKey = VK_UP;
int nNumToHit = abs( int( nRow - s_CandList.dwSelection ) );
for( int nStrike = 0; nStrike < nNumToHit; ++nStrike )
SendKey( nVirtKey );
// Do this to close the candidate window without ending composition.
SendKey( VK_RIGHT );
SendKey( VK_LEFT );
break;
}
}
} else
{
// Horizontal candidate window
// Determine which the character the click has hit.
int nCharHit;
int nTrail;
s_CandList.HoriCand.XtoCP( pt.x - s_CandList.rcCandidate.left, &nCharHit, &nTrail );
// Determine which candidate string the character belongs to.
int nCandidate = s_CandList.dwCount - 1;
int nEntryStart = 0;
for( UINT i = 0; i < s_CandList.dwCount; ++i )
{
if( nCharHit >= nEntryStart )
{
// Haven't found it.
nEntryStart += lstrlenW( s_CandList.awszCandidate[i] ) + 1; // plus space separator
} else
{
// Found it. This entry starts at the right side of the click point,
// so the char belongs to the previous entry.
nCandidate = i - 1;
break;
}
}
// Now emulate keystrokes to select the candidate entry.
switch( GetPrimaryLanguage() )
{
case LANG_CHINESE:
case LANG_KOREAN:
// For Chinese and Korean, simply send the number keystroke.
SendKey( '0' + nCandidate + 1 );
break;
}
}
return true;
}
}
}
// If we didn't care for the msg, let the parent process it.
return CDXUTEditBox::HandleMouse( uMsg, pt, wParam, lParam );
}
//--------------------------------------------------------------------------------------
bool CDXUTIMEEditBox::MsgProc( UINT uMsg, WPARAM wParam, LPARAM lParam )
{
if( !m_bEnabled || !m_bVisible )
return false;
// TEMPORARY!!! TEMPORARY!!! TEMPORARY!!!
// See how I can get rid of trapped later.
bool trappedData;
bool *trapped = &trappedData;
HIMC hImc;
static LPARAM lAlt = 0x80000000, lCtrl = 0x80000000, lShift = 0x80000000;
*trapped = false;
if( !s_bEnableImeSystem )
return CDXUTEditBox::MsgProc( uMsg, wParam, lParam );
switch( uMsg )
{
//
// IME Handling
//
case WM_IME_COMPOSITION:
DXUTTRACE( L"WM_IME_COMPOSITION\n" );
{
LONG lRet; // Returned count in CHARACTERS
WCHAR wszCompStr[MAX_COMPSTRING_SIZE];
*trapped = true;
if( NULL == ( hImc = _ImmGetContext( DXUTGetHWND() ) ) )
{
break;
}
// Get the caret position in composition string
if ( lParam & GCS_CURSORPOS )
{
s_nCompCaret = _ImmGetCompositionStringW( hImc, GCS_CURSORPOS, NULL, 0 );
if( s_nCompCaret < 0 )
s_nCompCaret = 0; // On error, set caret to pos 0.
}
// ResultStr must be processed before composition string.
//
// This is because for some IMEs, such as CHT, pressing Enter
// to complete the composition sends WM_IME_COMPOSITION with both
// GCS_RESULTSTR and GCS_COMPSTR. Retrieving the result string
// gives the correct string, while retrieving the comp string
// (GCS_COMPSTR) gives empty string. GCS_RESULTSTR should be
// handled first so that the application receives the string. Then
// GCS_COMPSTR can be handled to clear the comp string buffer.
if ( lParam & GCS_RESULTSTR )
{
DXUTTRACE( L" GCS_RESULTSTR\n" );
lRet = _ImmGetCompositionStringW( hImc, GCS_RESULTSTR, wszCompStr, sizeof( wszCompStr ) );
if( lRet > 0 )
{
lRet /= sizeof(WCHAR);
wszCompStr[lRet] = 0; // Force terminate
TruncateCompString( false, (int)wcslen( wszCompStr ) );
s_CompString.SetText( wszCompStr );
SendCompString();
ResetCompositionString();
}
}
//
// Reads in the composition string.
//
if ( lParam & GCS_COMPSTR )
{
DXUTTRACE( L" GCS_COMPSTR\n" );
//////////////////////////////////////////////////////
// Retrieve the latest user-selected IME candidates
lRet = _ImmGetCompositionStringW( hImc, GCS_COMPSTR, wszCompStr, sizeof( wszCompStr ) );
if( lRet > 0 )
{
lRet /= sizeof(WCHAR); // Convert size in byte to size in char
wszCompStr[lRet] = 0; // Force terminate
//
// Remove the whole of the string
//
TruncateCompString( false, (int)wcslen( wszCompStr ) );
s_CompString.SetText( wszCompStr );
// Older CHT IME uses composition string for reading string
if ( GetLanguage() == LANG_CHT && !GetImeId() )
{
if( lstrlen( s_CompString.GetBuffer() ) )
{
s_CandList.dwCount = 4; // Maximum possible length for reading string is 4
s_CandList.dwSelection = (DWORD)-1; // don't select any candidate
// Copy the reading string to the candidate list
for( int i = 3; i >= 0; --i )
{
if( i > lstrlen( s_CompString.GetBuffer() ) - 1 )
s_CandList.awszCandidate[i][0] = 0; // Doesn't exist
else
{
s_CandList.awszCandidate[i][0] = s_CompString[i];
s_CandList.awszCandidate[i][1] = 0;
}
}
s_CandList.dwPageSize = MAX_CANDLIST;
// Clear comp string after we are done copying
ZeroMemory( (LPVOID)s_CompString.GetBuffer(), 4 * sizeof(WCHAR) );
s_bShowReadingWindow = true;
GetReadingWindowOrientation( 0 );
if( s_bHorizontalReading )
{
s_CandList.nReadingError = -1; // Clear error
// Create a string that consists of the current
// reading string. Since horizontal reading window
// is used, we take advantage of this by rendering
// one string instead of several.
//
// Copy the reading string from the candidate list
// to the reading string buffer.
s_wszReadingString[0] = 0;
for( UINT i = 0; i < s_CandList.dwCount; ++i )
{
if( s_CandList.dwSelection == i )
s_CandList.nReadingError = lstrlen( s_wszReadingString );
StringCchCat( s_wszReadingString, 32, s_CandList.awszCandidate[i] );
}
}
}
else
{
s_CandList.dwCount = 0;
s_bShowReadingWindow = false;
}
}
if( s_bInsertOnType )
{
// Send composition string to the edit control
SendCompString();
// Restore the caret to the correct location.
// It's at the end right now, so compute the number
// of times left arrow should be pressed to
// send it to the original position.
int nCount = lstrlen( s_CompString.GetBuffer() + s_nCompCaret );
// Send left keystrokes
for( int i = 0; i < nCount; ++i )
SendMessage( DXUTGetHWND(), WM_KEYDOWN, VK_LEFT, 0 );
SendMessage( DXUTGetHWND(), WM_KEYUP, VK_LEFT, 0 );
}
}
ResetCaretBlink();
}
// Retrieve comp string attributes
if( lParam & GCS_COMPATTR )
{
lRet = _ImmGetCompositionStringW( hImc, GCS_COMPATTR, s_abCompStringAttr, sizeof( s_abCompStringAttr ) );
if( lRet > 0 )
s_abCompStringAttr[lRet] = 0; // ??? Is this needed for attributes?
}
// Retrieve clause information
if( lParam & GCS_COMPCLAUSE )
{
lRet = _ImmGetCompositionStringW(hImc, GCS_COMPCLAUSE, s_adwCompStringClause, sizeof( s_adwCompStringClause ) );
s_adwCompStringClause[lRet / sizeof(DWORD)] = 0; // Terminate
}
_ImmReleaseContext( DXUTGetHWND(), hImc );
}
break;
case WM_IME_ENDCOMPOSITION:
DXUTTRACE( L"WM_IME_ENDCOMPOSITION\n" );
TruncateCompString();
ResetCompositionString();
// We can show the edit control's caret again.
s_bHideCaret = false;
// Hide reading window
s_bShowReadingWindow = false;
break;
case WM_IME_NOTIFY:
DXUTTRACE( L"WM_IME_NOTIFY %u\n", wParam );
switch( wParam )
{
case IMN_SETCONVERSIONMODE:
DXUTTRACE( L" IMN_SETCONVERSIONMODE\n" );
case IMN_SETOPENSTATUS:
DXUTTRACE( L" IMN_SETOPENSTATUS\n" );
CheckToggleState();
break;
case IMN_OPENCANDIDATE:
case IMN_CHANGECANDIDATE:
{
DXUTTRACE( wParam == IMN_CHANGECANDIDATE ? L" IMN_CHANGECANDIDATE\n" : L" IMN_OPENCANDIDATE\n" );
s_CandList.bShowWindow = true;
*trapped = true;
if( NULL == ( hImc = _ImmGetContext( DXUTGetHWND() ) ) )
break;
LPCANDIDATELIST lpCandList = NULL;
DWORD dwLenRequired;
s_bShowReadingWindow = false;
// Retrieve the candidate list
dwLenRequired = _ImmGetCandidateListW( hImc, 0, NULL, 0 );
if( dwLenRequired )
{
lpCandList = (LPCANDIDATELIST)HeapAlloc( GetProcessHeap(), 0, dwLenRequired );
dwLenRequired = _ImmGetCandidateListW( hImc, 0, lpCandList, dwLenRequired );
}
if( lpCandList )
{
// Update candidate list data
s_CandList.dwSelection = lpCandList->dwSelection;
s_CandList.dwCount = lpCandList->dwCount;
int nPageTopIndex = 0;
s_CandList.dwPageSize = min( lpCandList->dwPageSize, MAX_CANDLIST );
if( GetPrimaryLanguage() == LANG_JAPANESE )
{
// Japanese IME organizes its candidate list a little
// differently from the other IMEs.
nPageTopIndex = ( s_CandList.dwSelection / s_CandList.dwPageSize ) * s_CandList.dwPageSize;
}
else
nPageTopIndex = lpCandList->dwPageStart;
// Make selection index relative to first entry of page
s_CandList.dwSelection = ( GetLanguage() == LANG_CHS && !GetImeId() ) ? (DWORD)-1
: s_CandList.dwSelection - nPageTopIndex;
ZeroMemory( s_CandList.awszCandidate, sizeof(s_CandList.awszCandidate) );
for( UINT i = nPageTopIndex, j = 0;
(DWORD)i < lpCandList->dwCount && j < s_CandList.dwPageSize;
i++, j++ )
{
// Initialize the candidate list strings
LPWSTR pwsz = s_CandList.awszCandidate[j];
// For every candidate string entry,
// write [index] + Space + [String] if vertical,
// write [index] + [String] + Space if horizontal.
*pwsz++ = (WCHAR)( L'0' + ( (j + 1) % 10 ) ); // Index displayed is 1 based
if( s_bVerticalCand )
*pwsz++ = L' ';
WCHAR *pwszNewCand = (LPWSTR)( (LPBYTE)lpCandList + lpCandList->dwOffset[i] );
while ( *pwszNewCand )
*pwsz++ = *pwszNewCand++;
if( !s_bVerticalCand )
*pwsz++ = L' ';
*pwsz = 0; // Terminate
}
// Make dwCount in s_CandList be number of valid entries in the page.
s_CandList.dwCount = lpCandList->dwCount - lpCandList->dwPageStart;
if( s_CandList.dwCount > lpCandList->dwPageSize )
s_CandList.dwCount = lpCandList->dwPageSize;
HeapFree( GetProcessHeap(), 0, lpCandList );
_ImmReleaseContext( DXUTGetHWND(), hImc );
// Korean and old Chinese IME can't have selection.
// User must use the number hotkey or Enter to select
// a candidate.
if( GetPrimaryLanguage() == LANG_KOREAN ||
GetLanguage() == LANG_CHT && !GetImeId() )
{
s_CandList.dwSelection = (DWORD)-1;
}
// Initialize s_CandList.HoriCand if we have a
// horizontal candidate window.
if( !s_bVerticalCand )
{
WCHAR wszCand[256] = L"";
s_CandList.nFirstSelected = 0;
s_CandList.nHoriSelectedLen = 0;
for( UINT i = 0; i < MAX_CANDLIST; ++i )
{
if( s_CandList.awszCandidate[i][0] == L'\0' )
break;
WCHAR wszEntry[32];
StringCchPrintf( wszEntry, 32, L"%s ", s_CandList.awszCandidate[i] );
// If this is the selected entry, mark its char position.
if( s_CandList.dwSelection == i )
{
s_CandList.nFirstSelected = lstrlen( wszCand );
s_CandList.nHoriSelectedLen = lstrlen( wszEntry ) - 1; // Minus space
}
StringCchCat( wszCand, 256, wszEntry );
}
wszCand[lstrlen(wszCand) - 1] = L'\0'; // Remove the last space
s_CandList.HoriCand.SetText( wszCand );
}
}
break;
}
case IMN_CLOSECANDIDATE:
{
DXUTTRACE( L" IMN_CLOSECANDIDATE\n" );
s_CandList.bShowWindow = false;
if( !s_bShowReadingWindow )
{
s_CandList.dwCount = 0;
ZeroMemory( s_CandList.awszCandidate, sizeof(s_CandList.awszCandidate) );
}
*trapped = true;
break;
}
case IMN_PRIVATE:
DXUTTRACE( L" IMN_PRIVATE\n" );
{
if( !s_CandList.bShowWindow )
GetPrivateReadingString();
// Trap some messages to hide reading window
DWORD dwId = GetImeId();
switch( dwId )
{
case IMEID_CHT_VER42:
case IMEID_CHT_VER43:
case IMEID_CHT_VER44:
case IMEID_CHS_VER41:
case IMEID_CHS_VER42:
if( ( lParam == 1 ) || ( lParam == 2 ) )
{
*trapped = true;
}
break;
case IMEID_CHT_VER50:
case IMEID_CHT_VER51:
case IMEID_CHT_VER52:
case IMEID_CHT_VER60:
case IMEID_CHS_VER53:
if( (lParam == 16) || (lParam == 17) || (lParam == 26) || (lParam == 27) || (lParam == 28) )
{
*trapped = true;
}
break;
}
}
break;
default:
*trapped = true;
break;
}
break;
// When Text Service Framework is installed in Win2K, Alt+Shift and Ctrl+Shift combination (to switch input
// locale / keyboard layout) doesn't send WM_KEYUP message for the key that is released first. We need to check
// if these keys are actually up whenever we receive key up message for other keys.
case WM_KEYUP:
case WM_SYSKEYUP:
if ( !( lAlt & 0x80000000 ) && wParam != VK_MENU && ( GetAsyncKeyState( VK_MENU ) & 0x8000 ) == 0 )
{
PostMessageW( GetFocus(), WM_KEYUP, (WPARAM)VK_MENU, ( lAlt & 0x01ff0000 ) | 0xC0000001 );
}
else if ( !( lCtrl & 0x80000000 ) && wParam != VK_CONTROL && ( GetAsyncKeyState( VK_CONTROL ) & 0x8000 ) == 0 )
{
PostMessageW( GetFocus(), WM_KEYUP, (WPARAM)VK_CONTROL, ( lCtrl & 0x01ff0000 ) | 0xC0000001 );
}
else if ( !( lShift & 0x80000000 ) && wParam != VK_SHIFT && ( GetAsyncKeyState( VK_SHIFT ) & 0x8000 ) == 0 )
{
PostMessageW( GetFocus(), WM_KEYUP, (WPARAM)VK_SHIFT, ( lShift & 0x01ff0000 ) | 0xC0000001 );
}
// fall through WM_KEYDOWN / WM_SYSKEYDOWN
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
switch ( wParam )
{
case VK_MENU:
lAlt = lParam;
break;
case VK_SHIFT:
lShift = lParam;
break;
case VK_CONTROL:
lCtrl = lParam;
break;
}
//break;
// Fall through to default case
// so we invoke the parent.
default:
// Let the parent handle the message that we
// don't handle.
return CDXUTEditBox::MsgProc( uMsg, wParam, lParam );
} // switch
return *trapped;
}
//--------------------------------------------------------------------------------------
void CDXUTIMEEditBox::RenderCandidateReadingWindow( IDirect3DDevice9* pd3dDevice, float fElapsedTime, bool bReading )
{
RECT rc;
UINT nNumEntries = bReading ? 4 : MAX_CANDLIST;
D3DCOLOR TextColor, TextBkColor, SelTextColor, SelBkColor;
int nX, nXFirst, nXComp;
m_Buffer.CPtoX( m_nCaret, FALSE, &nX );
m_Buffer.CPtoX( m_nFirstVisible, FALSE, &nXFirst );
if( bReading )
{
TextColor = m_ReadingColor;
TextBkColor = m_ReadingWinColor;
SelTextColor = m_ReadingSelColor;
SelBkColor = m_ReadingSelBkColor;
} else
{
TextColor = m_CandidateColor;
TextBkColor = m_CandidateWinColor;
SelTextColor = m_CandidateSelColor;
SelBkColor = m_CandidateSelBkColor;
}
// For Japanese IME, align the window with the first target converted character.
// For all other IMEs, align with the caret. This is because the caret
// does not move for Japanese IME.
if ( GetLanguage() == LANG_CHT && !GetImeId() )
nXComp = 0;
else
if( GetPrimaryLanguage() == LANG_JAPANESE )
s_CompString.CPtoX( s_nFirstTargetConv, FALSE, &nXComp );
else
s_CompString.CPtoX( s_nCompCaret, FALSE, &nXComp );
// Compute the size of the candidate window
int nWidthRequired = 0;
int nHeightRequired = 0;
int nSingleLineHeight = 0;
if( ( s_bVerticalCand && !bReading ) ||
( !s_bHorizontalReading && bReading ) )
{
// Vertical window
for( UINT i = 0; i < nNumEntries; ++i )
{
if( s_CandList.awszCandidate[i][0] == L'\0' )
break;
SetRect( &rc, 0, 0, 0, 0 );
m_pDialog->CalcTextRect( s_CandList.awszCandidate[i], m_Elements.GetAt( 1 ), &rc );
nWidthRequired = max( nWidthRequired, rc.right - rc.left );
nSingleLineHeight = max( nSingleLineHeight, rc.bottom - rc.top );
}
nHeightRequired = nSingleLineHeight * nNumEntries;
} else
{
// Horizontal window
SetRect( &rc, 0, 0, 0, 0 );
if( bReading )
m_pDialog->CalcTextRect( s_wszReadingString, m_Elements.GetAt( 1 ), &rc );
else
m_pDialog->CalcTextRect( s_CandList.HoriCand.GetBuffer(), m_Elements.GetAt( 1 ), &rc );
nWidthRequired = rc.right - rc.left;
nSingleLineHeight = nHeightRequired = rc.bottom - rc.top;
}
// Now that we have the dimension, calculate the location for the candidate window.
// We attempt to fit the window in this order:
// bottom, top, right, left.
bool bHasPosition = false;
// Bottom
SetRect( &rc, s_ptCompString.x + nXComp, s_ptCompString.y + m_rcText.bottom - m_rcText.top,
s_ptCompString.x + nXComp + nWidthRequired, s_ptCompString.y + m_rcText.bottom - m_rcText.top + nHeightRequired );
// if the right edge is cut off, move it left.
if( rc.right > m_pDialog->GetWidth() )
{
rc.left -= rc.right - m_pDialog->GetWidth();
rc.right = m_pDialog->GetWidth();
}
if( rc.bottom <= m_pDialog->GetHeight() )
bHasPosition = true;
// Top
if( !bHasPosition )
{
SetRect( &rc, s_ptCompString.x + nXComp, s_ptCompString.y - nHeightRequired,
s_ptCompString.x + nXComp + nWidthRequired, s_ptCompString.y );
// if the right edge is cut off, move it left.
if( rc.right > m_pDialog->GetWidth() )
{
rc.left -= rc.right - m_pDialog->GetWidth();
rc.right = m_pDialog->GetWidth();
}
if( rc.top >= 0 )
bHasPosition = true;
}
// Right
if( !bHasPosition )
{
int nXCompTrail;
s_CompString.CPtoX( s_nCompCaret, TRUE, &nXCompTrail );
SetRect( &rc, s_ptCompString.x + nXCompTrail, 0,
s_ptCompString.x + nXCompTrail + nWidthRequired, nHeightRequired );
if( rc.right <= m_pDialog->GetWidth() )
bHasPosition = true;
}
// Left
if( !bHasPosition )
{
SetRect( &rc, s_ptCompString.x + nXComp - nWidthRequired, 0,
s_ptCompString.x + nXComp, nHeightRequired );
if( rc.right >= 0 )
bHasPosition = true;
}
if( !bHasPosition )
{
// The dialog is too small for the candidate window.
// Fall back to render at 0, 0. Some part of the window
// will be cut off.
rc.left = 0;
rc.right = nWidthRequired;
}
// If we are rendering the candidate window, save the position
// so that mouse clicks are checked properly.
if( !bReading )
s_CandList.rcCandidate = rc;
// Render the elements
m_pDialog->DrawRect( &rc, TextBkColor );
if( ( s_bVerticalCand && !bReading ) ||
( !s_bHorizontalReading && bReading ) )
{
// Vertical candidate window
for( UINT i = 0; i < nNumEntries; ++i )
{
// Here we are rendering one line at a time
rc.bottom = rc.top + nSingleLineHeight;
// Use a different color for the selected string
if( s_CandList.dwSelection == i )
{
m_pDialog->DrawRect( &rc, SelBkColor );
m_Elements.GetAt( 1 )->FontColor.Current = SelTextColor;
} else
m_Elements.GetAt( 1 )->FontColor.Current = TextColor;
m_pDialog->DrawText( s_CandList.awszCandidate[i], m_Elements.GetAt( 1 ), &rc );
rc.top += nSingleLineHeight;
}
} else
{
// Horizontal candidate window
m_Elements.GetAt( 1 )->FontColor.Current = TextColor;
if( bReading )
m_pDialog->DrawText( s_wszReadingString, m_Elements.GetAt( 1 ), &rc );
else
m_pDialog->DrawText( s_CandList.HoriCand.GetBuffer(), m_Elements.GetAt( 1 ), &rc );
// Render the selected entry differently
if( !bReading )
{
int nXLeft, nXRight;
s_CandList.HoriCand.CPtoX( s_CandList.nFirstSelected, FALSE, &nXLeft );
s_CandList.HoriCand.CPtoX( s_CandList.nFirstSelected + s_CandList.nHoriSelectedLen, FALSE, &nXRight );
rc.right = rc.left + nXRight;
rc.left += nXLeft;
m_pDialog->DrawRect( &rc, SelBkColor );
m_Elements.GetAt( 1 )->FontColor.Current = SelTextColor;
m_pDialog->DrawText( s_CandList.HoriCand.GetBuffer() + s_CandList.nFirstSelected,
m_Elements.GetAt( 1 ), &rc, false, s_CandList.nHoriSelectedLen );
}
}
}
//--------------------------------------------------------------------------------------
void CDXUTIMEEditBox::RenderComposition( IDirect3DDevice9* pd3dDevice, float fElapsedTime )
{
RECT rcCaret = { 0, 0, 0, 0 };
int nX, nXFirst;
m_Buffer.CPtoX( m_nCaret, FALSE, &nX );
m_Buffer.CPtoX( m_nFirstVisible, FALSE, &nXFirst );
CDXUTElement *pElement = m_Elements.GetAt( 1 );
// Get the required width
RECT rc = { m_rcText.left + nX - nXFirst, m_rcText.top,
m_rcText.left + nX - nXFirst, m_rcText.bottom };
m_pDialog->CalcTextRect( s_CompString.GetBuffer(), pElement, &rc );
// If the composition string is too long to fit within
// the text area, move it to below the current line.
// This matches the behavior of the default IME.
if( rc.right > m_rcText.right )
OffsetRect( &rc, m_rcText.left - rc.left, rc.bottom - rc.top );
// Save the rectangle position for processing highlighted text.
RECT rcFirst = rc;
// Update s_ptCompString for RenderCandidateReadingWindow().
s_ptCompString.x = rc.left; s_ptCompString.y = rc.top;
D3DCOLOR TextColor = m_CompColor;
// Render the window and string.
// If the string is too long, we must wrap the line.
pElement->FontColor.Current = TextColor;
const WCHAR *pwszComp = s_CompString.GetBuffer();
int nCharLeft = s_CompString.GetTextSize();
for( ; ; )
{
// Find the last character that can be drawn on the same line.
int nLastInLine;
int bTrail;
s_CompString.XtoCP( m_rcText.right - rc.left, &nLastInLine, &bTrail );
int nNumCharToDraw = min( nCharLeft, nLastInLine );
m_pDialog->CalcTextRect( pwszComp, pElement, &rc, nNumCharToDraw );
// Draw the background
// For Korean IME, blink the composition window background as if it
// is a cursor.
if( GetPrimaryLanguage() == LANG_KOREAN )
{
if( m_bCaretOn )
{
m_pDialog->DrawRect( &rc, m_CompWinColor );
}
else
{
// Not drawing composition string background. We
// use the editbox's text color for composition
// string text.
TextColor = m_Elements.GetAt(0)->FontColor.States[DXUT_STATE_NORMAL];
}
} else
{
// Non-Korean IME. Always draw composition background.
m_pDialog->DrawRect( &rc, m_CompWinColor );
}
// Draw the text
pElement->FontColor.Current = TextColor;
m_pDialog->DrawText( pwszComp, pElement, &rc, false, nNumCharToDraw );
// Advance pointer and counter
nCharLeft -= nNumCharToDraw;
pwszComp += nNumCharToDraw;
if( nCharLeft <= 0 )
break;
// Advance rectangle coordinates to beginning of next line
OffsetRect( &rc, m_rcText.left - rc.left, rc.bottom - rc.top );
}
// Load the rect for the first line again.
rc = rcFirst;
// Inspect each character in the comp string.
// For target-converted and target-non-converted characters,
// we display a different background color so they appear highlighted.
int nCharFirst = 0;
nXFirst = 0;
s_nFirstTargetConv = -1;
BYTE *pAttr;
const WCHAR *pcComp;
for( pcComp = s_CompString.GetBuffer(), pAttr = s_abCompStringAttr;
*pcComp != L'\0'; ++pcComp, ++pAttr )
{
D3DCOLOR bkColor;
// Render a different background for this character
int nXLeft, nXRight;
s_CompString.CPtoX( int(pcComp - s_CompString.GetBuffer()), FALSE, &nXLeft );
s_CompString.CPtoX( int(pcComp - s_CompString.GetBuffer()), TRUE, &nXRight );
// Check if this character is off the right edge and should
// be wrapped to the next line.
if( nXRight - nXFirst > m_rcText.right - rc.left )
{
// Advance rectangle coordinates to beginning of next line
OffsetRect( &rc, m_rcText.left - rc.left, rc.bottom - rc.top );
// Update the line's first character information
nCharFirst = int(pcComp - s_CompString.GetBuffer());
s_CompString.CPtoX( nCharFirst, FALSE, &nXFirst );
}
// If the caret is on this character, save the coordinates
// for drawing the caret later.
if( s_nCompCaret == int(pcComp - s_CompString.GetBuffer()) )
{
rcCaret = rc;
rcCaret.left += nXLeft - nXFirst - 1;
rcCaret.right = rcCaret.left + 2;
}
// Set up color based on the character attribute
if( *pAttr == ATTR_TARGET_CONVERTED )
{
pElement->FontColor.Current = m_CompTargetColor;
bkColor = m_CompTargetBkColor;
}
else
if( *pAttr == ATTR_TARGET_NOTCONVERTED )
{
pElement->FontColor.Current = m_CompTargetNonColor;
bkColor = m_CompTargetNonBkColor;
}
else
{
continue;
}
RECT rcTarget = { rc.left + nXLeft - nXFirst, rc.top, rc.left + nXRight - nXFirst, rc.bottom };
m_pDialog->DrawRect( &rcTarget, bkColor );
m_pDialog->DrawText( pcComp, pElement, &rcTarget, false, 1 );
// Record the first target converted character's index
if( -1 == s_nFirstTargetConv )
s_nFirstTargetConv = int(pAttr - s_abCompStringAttr);
}
// Render the composition caret
if( m_bCaretOn )
{
// If the caret is at the very end, its position would not have
// been computed in the above loop. We compute it here.
if( s_nCompCaret == s_CompString.GetTextSize() )
{
s_CompString.CPtoX( s_nCompCaret, FALSE, &nX );
rcCaret = rc;
rcCaret.left += nX - nXFirst - 1;
rcCaret.right = rcCaret.left + 2;
}
m_pDialog->DrawRect( &rcCaret, m_CompCaretColor );
}
}
//--------------------------------------------------------------------------------------
void CDXUTIMEEditBox::RenderIndicator( IDirect3DDevice9* pd3dDevice, float fElapsedTime )
{
CDXUTElement *pElement = m_Elements.GetAt( 9 );
pElement->TextureColor.Blend( DXUT_STATE_NORMAL, fElapsedTime );
m_pDialog->DrawSprite( pElement, &m_rcIndicator );
RECT rc = m_rcIndicator;
InflateRect( &rc, -m_nSpacing, -m_nSpacing );
pElement->FontColor.Current = s_ImeState == IMEUI_STATE_ON && s_bEnableImeSystem ? m_IndicatorImeColor : m_IndicatorEngColor;
RECT rcCalc = { 0, 0, 0, 0 };
// If IME system is off, draw English indicator.
WCHAR *pwszIndicator = s_bEnableImeSystem ? s_wszCurrIndicator : s_aszIndicator[0];
m_pDialog->CalcTextRect( pwszIndicator, pElement, &rcCalc );
m_pDialog->DrawText( pwszIndicator, pElement, &rc );
}
//--------------------------------------------------------------------------------------
void CDXUTIMEEditBox::Render( IDirect3DDevice9* pd3dDevice, float fElapsedTime )
{
if( m_bVisible == false )
return;
// If we have not computed the indicator symbol width,
// do it.
if( !m_nIndicatorWidth )
{
for( int i = 0; i < 5; ++i )
{
RECT rc = { 0, 0, 0, 0 };
m_pDialog->CalcTextRect( s_aszIndicator[i], m_Elements.GetAt( 9 ), &rc );
m_nIndicatorWidth = max( m_nIndicatorWidth, rc.right - rc.left );
}
// Update the rectangles now that we have the indicator's width
UpdateRects();
}
// Let the parent render first (edit control)
CDXUTEditBox::Render( pd3dDevice, fElapsedTime );
CDXUTElement* pElement = GetElement( 1 );
if( pElement )
{
s_CompString.SetFontNode( m_pDialog->GetFont( pElement->iFont ) );
s_CandList.HoriCand.SetFontNode( m_pDialog->GetFont( pElement->iFont ) );
}
//
// Now render the IME elements
//
if( m_bHasFocus )
{
// Render the input locale indicator
RenderIndicator( pd3dDevice, fElapsedTime );
// Display the composition string.
// This method should also update s_ptCompString
// for RenderCandidateReadingWindow.
RenderComposition( pd3dDevice, fElapsedTime );
// Display the reading/candidate window. RenderCandidateReadingWindow()
// uses s_ptCompString to position itself. s_ptCompString must have
// been filled in by RenderComposition().
if( s_bShowReadingWindow )
// Reading window
RenderCandidateReadingWindow( pd3dDevice, fElapsedTime, true );
else
if( s_CandList.bShowWindow )
// Candidate list window
RenderCandidateReadingWindow( pd3dDevice, fElapsedTime, false );
}
}
//--------------------------------------------------------------------------------------
void CDXUTEditBox::CUniBuffer::InitializeUniscribe()
{
WCHAR wszPath[MAX_PATH+1];
if( !::GetSystemDirectory( wszPath, MAX_PATH+1 ) )
return;
// Verify whether it is safe to concatenate these strings
int len1 = lstrlen(wszPath);
int len2 = lstrlen(UNISCRIBE_DLLNAME);
if (len1 + len2 > MAX_PATH)
{
return;
}
// We have verified that the concatenated string will fit into wszPath,
// so it is safe to concatenate them.
StringCchCat( wszPath, MAX_PATH, UNISCRIBE_DLLNAME );
s_hDll = LoadLibrary( wszPath );
if( s_hDll )
{
FARPROC Temp;
GETPROCADDRESS( s_hDll, ScriptApplyDigitSubstitution, Temp );
GETPROCADDRESS( s_hDll, ScriptStringAnalyse, Temp );
GETPROCADDRESS( s_hDll, ScriptStringCPtoX, Temp );
GETPROCADDRESS( s_hDll, ScriptStringXtoCP, Temp );
GETPROCADDRESS( s_hDll, ScriptStringFree, Temp );
GETPROCADDRESS( s_hDll, ScriptString_pLogAttr, Temp );
GETPROCADDRESS( s_hDll, ScriptString_pcOutChars, Temp );
}
}
//--------------------------------------------------------------------------------------
void CDXUTEditBox::CUniBuffer::UninitializeUniscribe()
{
if( s_hDll )
{
PLACEHOLDERPROC( ScriptApplyDigitSubstitution );
PLACEHOLDERPROC( ScriptStringAnalyse );
PLACEHOLDERPROC( ScriptStringCPtoX );
PLACEHOLDERPROC( ScriptStringXtoCP );
PLACEHOLDERPROC( ScriptStringFree );
PLACEHOLDERPROC( ScriptString_pLogAttr );
PLACEHOLDERPROC( ScriptString_pcOutChars );
FreeLibrary( s_hDll );
s_hDll = NULL;
}
}
//--------------------------------------------------------------------------------------
bool CDXUTEditBox::CUniBuffer::Grow( int nNewSize )
{
// If the current size is already the maximum allowed,
// we can't possibly allocate more.
if( m_nBufferSize == DXUT_MAX_EDITBOXLENGTH )
return false;
int nAllocateSize = ( nNewSize == -1 || nNewSize < m_nBufferSize * 2 ) ? ( m_nBufferSize ? m_nBufferSize * 2 : 256 ) : nNewSize * 2;
// Cap the buffer size at the maximum allowed.
if( nAllocateSize > DXUT_MAX_EDITBOXLENGTH )
nAllocateSize = DXUT_MAX_EDITBOXLENGTH;
WCHAR *pTempBuffer = new WCHAR[nAllocateSize];
if( !pTempBuffer )
return false;
if( m_pwszBuffer )
CopyMemory( pTempBuffer, m_pwszBuffer, (lstrlenW( m_pwszBuffer ) + 1) * sizeof(WCHAR) );
delete[] m_pwszBuffer;
m_pwszBuffer = pTempBuffer;
m_nBufferSize = nAllocateSize;
return true;
}
//--------------------------------------------------------------------------------------
// Uniscribe -- Analyse() analyses the string in the buffer
//--------------------------------------------------------------------------------------
HRESULT CDXUTEditBox::CUniBuffer::Analyse()
{
if( m_Analysis )
_ScriptStringFree( &m_Analysis );
SCRIPT_CONTROL ScriptControl; // For uniscribe
SCRIPT_STATE ScriptState; // For uniscribe
ZeroMemory( &ScriptControl, sizeof(ScriptControl) );
ZeroMemory( &ScriptState, sizeof(ScriptState) );
_ScriptApplyDigitSubstitution ( NULL, &ScriptControl, &ScriptState );
if( !m_pFontNode )
return E_FAIL;
HRESULT hr = _ScriptStringAnalyse( m_pFontNode->pFont ? m_pFontNode->pFont->GetDC() : NULL,
m_pwszBuffer,
lstrlenW( m_pwszBuffer ) + 1, // NULL is also analyzed.
lstrlenW( m_pwszBuffer ) * 3 / 2 + 16,
-1,
SSA_BREAK | SSA_GLYPHS | SSA_FALLBACK | SSA_LINK,
0,
&ScriptControl,
&ScriptState,
NULL,
NULL,
NULL,
&m_Analysis );
if( SUCCEEDED( hr ) )
m_bAnalyseRequired = false; // Analysis is up-to-date
return hr;
}
//--------------------------------------------------------------------------------------
CDXUTEditBox::CUniBuffer::CUniBuffer( int nInitialSize )
{
m_pwszBuffer = new WCHAR[nInitialSize];
if( m_pwszBuffer )
*m_pwszBuffer = 0;
m_nBufferSize = nInitialSize;
m_bAnalyseRequired = true;
m_Analysis = NULL;
m_pFontNode = NULL;
}
//--------------------------------------------------------------------------------------
CDXUTEditBox::CUniBuffer::~CUniBuffer()
{
delete[] m_pwszBuffer;
if( m_Analysis )
_ScriptStringFree( &m_Analysis );
}
//--------------------------------------------------------------------------------------
bool CDXUTEditBox::CUniBuffer::SetBufferSize( int nSize )
{
while( m_nBufferSize < nSize )
{
if( !Grow() )
return false;
}
return true;
}
//--------------------------------------------------------------------------------------
WCHAR& CDXUTEditBox::CUniBuffer::operator[]( int n ) // No param checking
{
// This version of operator[] is called only
// if we are asking for write access, so
// re-analysis is required.
m_bAnalyseRequired = true;
return m_pwszBuffer[n];
}
//--------------------------------------------------------------------------------------
void CDXUTEditBox::CUniBuffer::Clear()
{
*m_pwszBuffer = L'\0';
m_bAnalyseRequired = true;
}
//--------------------------------------------------------------------------------------
// Inserts the char at specified index.
// If nIndex == -1, insert to the end.
//--------------------------------------------------------------------------------------
bool CDXUTEditBox::CUniBuffer::InsertChar( int nIndex, WCHAR wChar )
{
assert( nIndex >= 0 );
if( nIndex < 0 || nIndex > lstrlenW( m_pwszBuffer ) )
return false; // invalid index
// Check for maximum length allowed
if( GetTextSize() + 1 >= DXUT_MAX_EDITBOXLENGTH )
return false;
if( lstrlenW( m_pwszBuffer ) + 1 >= m_nBufferSize )
{
if( !Grow() )
return false; // out of memory
}
// Shift the characters after the index, start by copying the null terminator
WCHAR* dest = m_pwszBuffer + lstrlenW(m_pwszBuffer)+1;
WCHAR* stop = m_pwszBuffer + nIndex;
WCHAR* src = dest - 1;
while( dest > stop )
{
*dest-- = *src--;
}
// Set new character
m_pwszBuffer[ nIndex ] = wChar;
m_bAnalyseRequired = true;
return true;
}
//--------------------------------------------------------------------------------------
// Removes the char at specified index.
// If nIndex == -1, remove the last char.
//--------------------------------------------------------------------------------------
bool CDXUTEditBox::CUniBuffer::RemoveChar( int nIndex )
{
if( !lstrlenW( m_pwszBuffer ) || nIndex < 0 || nIndex >= lstrlenW( m_pwszBuffer ) )
return false; // Invalid index
MoveMemory( m_pwszBuffer + nIndex, m_pwszBuffer + nIndex + 1, sizeof(WCHAR) * ( lstrlenW( m_pwszBuffer ) - nIndex ) );
m_bAnalyseRequired = true;
return true;
}
//--------------------------------------------------------------------------------------
// Inserts the first nCount characters of the string pStr at specified index.
// If nCount == -1, the entire string is inserted.
// If nIndex == -1, insert to the end.
//--------------------------------------------------------------------------------------
bool CDXUTEditBox::CUniBuffer::InsertString( int nIndex, const WCHAR *pStr, int nCount )
{
assert( nIndex >= 0 );
if( nIndex > lstrlenW( m_pwszBuffer ) )
return false; // invalid index
if( -1 == nCount )
nCount = lstrlenW( pStr );
// Check for maximum length allowed
if( GetTextSize() + nCount >= DXUT_MAX_EDITBOXLENGTH )
return false;
if( lstrlenW( m_pwszBuffer ) + nCount >= m_nBufferSize )
{
if( !Grow( lstrlenW( m_pwszBuffer ) + nCount + 1 ) )
return false; // out of memory
}
MoveMemory( m_pwszBuffer + nIndex + nCount, m_pwszBuffer + nIndex, sizeof(WCHAR) * ( lstrlenW( m_pwszBuffer ) - nIndex + 1 ) );
CopyMemory( m_pwszBuffer + nIndex, pStr, nCount * sizeof(WCHAR) );
m_bAnalyseRequired = true;
return true;
}
//--------------------------------------------------------------------------------------
bool CDXUTEditBox::CUniBuffer::SetText( LPCWSTR wszText )
{
assert( wszText != NULL );
int nRequired = int(wcslen( wszText ) + 1);
// Check for maximum length allowed
if( nRequired >= DXUT_MAX_EDITBOXLENGTH )
return false;
while( GetBufferSize() < nRequired )
if( !Grow() )
break;
// Check again in case out of memory occurred inside while loop.
if( GetBufferSize() >= nRequired )
{
StringCchCopy( m_pwszBuffer, GetBufferSize(), wszText );
m_bAnalyseRequired = true;
return true;
}
else
return false;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTEditBox::CUniBuffer::CPtoX( int nCP, BOOL bTrail, int *pX )
{
assert( pX );
*pX = 0; // Default
HRESULT hr = S_OK;
if( m_bAnalyseRequired )
hr = Analyse();
if( SUCCEEDED( hr ) )
hr = _ScriptStringCPtoX( m_Analysis, nCP, bTrail, pX );
return hr;
}
//--------------------------------------------------------------------------------------
HRESULT CDXUTEditBox::CUniBuffer::XtoCP( int nX, int *pCP, int *pnTrail )
{
assert( pCP && pnTrail );
*pCP = 0; *pnTrail = FALSE; // Default
HRESULT hr = S_OK;
if( m_bAnalyseRequired )
hr = Analyse();
if( SUCCEEDED( hr ) )
hr = _ScriptStringXtoCP( m_Analysis, nX, pCP, pnTrail );
// If the coordinate falls outside the text region, we
// can get character positions that don't exist. We must
// filter them here and convert them to those that do exist.
if( *pCP == -1 && *pnTrail == TRUE )
{
*pCP = 0; *pnTrail = FALSE;
} else
if( *pCP > lstrlenW( m_pwszBuffer ) && *pnTrail == FALSE )
{
*pCP = lstrlenW( m_pwszBuffer ); *pnTrail = TRUE;
}
return hr;
}
//--------------------------------------------------------------------------------------
void CDXUTEditBox::CUniBuffer::GetPriorItemPos( int nCP, int *pPrior )
{
*pPrior = nCP; // Default is the char itself
if( m_bAnalyseRequired )
if( FAILED( Analyse() ) )
return;
const SCRIPT_LOGATTR *pLogAttr = _ScriptString_pLogAttr( m_Analysis );
if( !pLogAttr )
return;
if( !_ScriptString_pcOutChars( m_Analysis ) )
return;
int nInitial = *_ScriptString_pcOutChars( m_Analysis );
if( nCP - 1 < nInitial )
nInitial = nCP - 1;
for( int i = nInitial; i > 0; --i )
if( pLogAttr[i].fWordStop || // Either the fWordStop flag is set
( !pLogAttr[i].fWhiteSpace && // Or the previous char is whitespace but this isn't.
pLogAttr[i-1].fWhiteSpace ) )
{
*pPrior = i;
return;
}
// We have reached index 0. 0 is always a break point, so simply return it.
*pPrior = 0;
}
//--------------------------------------------------------------------------------------
void CDXUTEditBox::CUniBuffer::GetNextItemPos( int nCP, int *pPrior )
{
*pPrior = nCP; // Default is the char itself
HRESULT hr = S_OK;
if( m_bAnalyseRequired )
hr = Analyse();
if( FAILED( hr ) )
return;
const SCRIPT_LOGATTR *pLogAttr = _ScriptString_pLogAttr( m_Analysis );
if( !pLogAttr )
return;
if( !_ScriptString_pcOutChars( m_Analysis ) )
return;
int nInitial = *_ScriptString_pcOutChars( m_Analysis );
if( nCP + 1 < nInitial )
nInitial = nCP + 1;
for( int i = nInitial; i < *_ScriptString_pcOutChars( m_Analysis ) - 1; ++i )
{
if( pLogAttr[i].fWordStop ) // Either the fWordStop flag is set
{
*pPrior = i;
return;
}
else
if( pLogAttr[i].fWhiteSpace && // Or this whitespace but the next char isn't.
!pLogAttr[i+1].fWhiteSpace )
{
*pPrior = i+1; // The next char is a word stop
return;
}
}
// We have reached the end. It's always a word stop, so simply return it.
*pPrior = *_ScriptString_pcOutChars( m_Analysis ) - 1;
}
//--------------------------------------------------------------------------------------
void CDXUTEditBox::ResetCaretBlink()
{
m_bCaretOn = true;
m_dfLastBlink = DXUTGetGlobalTimer()->GetAbsoluteTime();
}
//--------------------------------------------------------------------------------------
void CDXUTIMEEditBox::InitializeImm()
{
FARPROC Temp;
WCHAR wszPath[MAX_PATH+1];
if( !::GetSystemDirectory( wszPath, MAX_PATH+1 ) )
return;
StringCchCat( wszPath, MAX_PATH, IMM32_DLLNAME );
s_hDllImm32 = LoadLibrary( wszPath );
if( s_hDllImm32 )
{
GETPROCADDRESS( s_hDllImm32, ImmLockIMC, Temp );
GETPROCADDRESS( s_hDllImm32, ImmUnlockIMC, Temp );
GETPROCADDRESS( s_hDllImm32, ImmLockIMCC, Temp );
GETPROCADDRESS( s_hDllImm32, ImmUnlockIMCC, Temp );
GETPROCADDRESS( s_hDllImm32, ImmDisableTextFrameService, Temp );
GETPROCADDRESS( s_hDllImm32, ImmGetCompositionStringW, Temp );
GETPROCADDRESS( s_hDllImm32, ImmGetCandidateListW, Temp );
GETPROCADDRESS( s_hDllImm32, ImmGetContext, Temp );
GETPROCADDRESS( s_hDllImm32, ImmReleaseContext, Temp );
GETPROCADDRESS( s_hDllImm32, ImmAssociateContext, Temp );
GETPROCADDRESS( s_hDllImm32, ImmGetOpenStatus, Temp );
GETPROCADDRESS( s_hDllImm32, ImmSetOpenStatus, Temp );
GETPROCADDRESS( s_hDllImm32, ImmGetConversionStatus, Temp );
GETPROCADDRESS( s_hDllImm32, ImmGetDefaultIMEWnd, Temp );
GETPROCADDRESS( s_hDllImm32, ImmGetIMEFileNameA, Temp );
GETPROCADDRESS( s_hDllImm32, ImmGetVirtualKey, Temp );
GETPROCADDRESS( s_hDllImm32, ImmNotifyIME, Temp );
GETPROCADDRESS( s_hDllImm32, ImmSetConversionStatus, Temp );
GETPROCADDRESS( s_hDllImm32, ImmSimulateHotKey, Temp );
GETPROCADDRESS( s_hDllImm32, ImmIsIME, Temp );
}
if( !::GetSystemDirectory( wszPath, MAX_PATH+1 ) )
return;
StringCchCat( wszPath, MAX_PATH, VER_DLLNAME );
s_hDllVer = LoadLibrary( wszPath );
if( s_hDllVer )
{
GETPROCADDRESS( s_hDllVer, VerQueryvalueA, Temp );
GETPROCADDRESS( s_hDllVer, GetFileVersionInfoA, Temp );
GETPROCADDRESS( s_hDllVer, GetFileVersionInfoSizeA, Temp );
}
}
//--------------------------------------------------------------------------------------
void CDXUTIMEEditBox::UninitializeImm()
{
if( s_hDllImm32 )
{
PLACEHOLDERPROC( ImmLockIMC );
PLACEHOLDERPROC( ImmUnlockIMC );
PLACEHOLDERPROC( ImmLockIMCC );
PLACEHOLDERPROC( ImmUnlockIMCC );
PLACEHOLDERPROC( ImmDisableTextFrameService );
PLACEHOLDERPROC( ImmGetCompositionStringW );
PLACEHOLDERPROC( ImmGetCandidateListW );
PLACEHOLDERPROC( ImmGetContext );
PLACEHOLDERPROC( ImmReleaseContext );
PLACEHOLDERPROC( ImmAssociateContext );
PLACEHOLDERPROC( ImmGetOpenStatus );
PLACEHOLDERPROC( ImmSetOpenStatus );
PLACEHOLDERPROC( ImmGetConversionStatus );
PLACEHOLDERPROC( ImmGetDefaultIMEWnd );
PLACEHOLDERPROC( ImmGetIMEFileNameA );
PLACEHOLDERPROC( ImmGetVirtualKey );
PLACEHOLDERPROC( ImmNotifyIME );
PLACEHOLDERPROC( ImmSetConversionStatus );
PLACEHOLDERPROC( ImmSimulateHotKey );
PLACEHOLDERPROC( ImmIsIME );
FreeLibrary( s_hDllImm32 );
s_hDllImm32 = NULL;
}
if( s_hDllIme )
{
PLACEHOLDERPROC( GetReadingString );
PLACEHOLDERPROC( ShowReadingWindow );
FreeLibrary( s_hDllIme );
s_hDllIme = NULL;
}
if( s_hDllVer )
{
PLACEHOLDERPROC( VerQueryvalueA );
PLACEHOLDERPROC( GetFileVersionInfoA );
PLACEHOLDERPROC( GetFileVersionInfoSizeA );
FreeLibrary( s_hDllVer );
s_hDllVer = NULL;
}
}
//--------------------------------------------------------------------------------------
void DXUTBlendColor::Init( D3DCOLOR defaultColor, D3DCOLOR disabledColor, D3DCOLOR hiddenColor )
{
for( int i=0; i < MAX_CONTROL_STATES; i++ )
{
States[ i ] = defaultColor;
}
States[ DXUT_STATE_DISABLED ] = disabledColor;
States[ DXUT_STATE_HIDDEN ] = hiddenColor;
Current = hiddenColor;
}
//--------------------------------------------------------------------------------------
void DXUTBlendColor::Blend( UINT iState, float fElapsedTime, float fRate )
{
D3DXCOLOR destColor = States[ iState ];
D3DXColorLerp( &Current, &Current, &destColor, 1.0f - powf( fRate, 30 * fElapsedTime ) );
}
//--------------------------------------------------------------------------------------
void CDXUTElement::SetTexture( UINT iTexture, RECT* prcTexture, D3DCOLOR defaultTextureColor )
{
this->iTexture = iTexture;
if( prcTexture )
rcTexture = *prcTexture;
else
SetRectEmpty( &rcTexture );
TextureColor.Init( defaultTextureColor );
}
//--------------------------------------------------------------------------------------
void CDXUTElement::SetFont( UINT iFont, D3DCOLOR defaultFontColor, DWORD dwTextFormat )
{
this->iFont = iFont;
this->dwTextFormat = dwTextFormat;
FontColor.Init( defaultFontColor );
}
//--------------------------------------------------------------------------------------
void CDXUTElement::Refresh()
{
TextureColor.Current = TextureColor.States[ DXUT_STATE_HIDDEN ];
FontColor.Current = FontColor.States[ DXUT_STATE_HIDDEN ];
} | |
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