DirextX编程

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Visual C++

DXUTgui.cpp：源码内容

// 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 );
pd3dDevice->SetRenderState( D3DRS_ZENABLE, FALSE );
m_pDialog->DrawRect( &rcSelection, m_SelBkColor );
pd3dDevice->SetRenderState( D3DRS_ZENABLE, TRUE );
}
//
// 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'' )
{
// Skip leading spaces
while( *pToken == L' ' )
++pToken;
if( *pToken == L'' )
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;
UINT (WINAPI * CDXUTIMEEditBox::_GetReadingString)( HIMC, UINT, LPWSTR, PINT, BOOL*, PUINT ) = CDXUTIMEEditBox::Dummy_GetReadingString; // Traditional Chinese IME
BOOL (WINAPI * CDXUTIMEEditBox::_ShowReadingWindow)( HIMC, BOOL ) = CDXUTIMEEditBox::Dummy_ShowReadingWindow; // Traditional Chinese IME
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 = CDXUTIMEEditBox::s_aszIndicator[0]; // Points to an indicator string that corresponds to current input locale
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.
CUniBuffer CDXUTIMEEditBox::s_CompString = CUniBuffer( 0 );
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
#if defined(DEBUG) || defined(_DEBUG)
bool CDXUTIMEEditBox::m_bIMEStaticMsgProcCalled = false;
#endif
//--------------------------------------------------------------------------------------
CDXUTIMEEditBox::CDXUTIMEEditBox( CDXUTDialog *pDialog )
{
CDXUTIMEEditBox::Initialize(); // ensure static vars are properly init'ed first
_ImmDisableTextFrameService( (DWORD)-1 ); // Disable TSF for the current process
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 CDXUTDialogResourceManager::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;
#if defined(DEBUG) || defined(_DEBUG)
m_bIMEStaticMsgProcCalled = true;
#endif
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'';
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'';
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_INPUTLANGCHANGEn" );
{
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_SETCONTEXTn" );
//
// 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_STARTCOMPOSITIONn" );
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_COMPOSITIONn" );
return false;
}
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( (BYTE) ('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( (BYTE) ('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;
#if defined(DEBUG) || defined(_DEBUG)
// DXUT.cpp used to call CDXUTIMEEditBox::StaticMsgProc() so that, but now
// this is the application's responsiblity. To do this, call
// CDXUTDialogResourceManager::MsgProc() before calling this function.
assert( m_bIMEStaticMsgProcCalled && L"To fix, call CDXUTDialogResourceManager::MsgProc() first" );
#endif
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_COMPOSITIONn" );
{
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_RESULTSTRn" );
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_COMPSTRn" );
//////////////////////////////////////////////////////
// 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_ENDCOMPOSITIONn" );
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 %un", wParam );
switch( wParam )
{
case IMN_SETCONVERSIONMODE:
DXUTTRACE( L" IMN_SETCONVERSIONMODEn" );
case IMN_SETOPENSTATUS:
DXUTTRACE( L" IMN_SETOPENSTATUSn" );
CheckToggleState();
break;
case IMN_OPENCANDIDATE:
case IMN_CHANGECANDIDATE:
{
DXUTTRACE( wParam == IMN_CHANGECANDIDATE ? L" IMN_CHANGECANDIDATEn" : L" IMN_OPENCANDIDATEn" );
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'' )
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''; // Remove the last space
s_CandList.HoriCand.SetText( wszCand );
}
}
break;
}
case IMN_CLOSECANDIDATE:
{
DXUTTRACE( L" IMN_CLOSECANDIDATEn" );
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_PRIVATEn" );
{
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'' )
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''; ++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 CUniBuffer::Initialize()
{
if( s_hDll ) // Only need to do once
return;
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 CUniBuffer::Uninitialize()
{
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 CUniBuffer::SetBufferSize( 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, m_nBufferSize * sizeof(WCHAR) );
delete[] m_pwszBuffer;
}
else
{
ZeroMemory( pTempBuffer, sizeof(WCHAR) * nAllocateSize );
}
m_pwszBuffer = pTempBuffer;
m_nBufferSize = nAllocateSize;
return true;
}
//--------------------------------------------------------------------------------------
// Uniscribe -- Analyse() analyses the string in the buffer
//--------------------------------------------------------------------------------------
HRESULT 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;
}
//--------------------------------------------------------------------------------------
CUniBuffer::CUniBuffer( int nInitialSize )
{
CUniBuffer::Initialize(); // ensure static vars are properly init'ed first
m_nBufferSize = 0;
m_pwszBuffer = NULL;
m_bAnalyseRequired = true;
m_Analysis = NULL;
m_pFontNode = NULL;
if( nInitialSize > 0 )
SetBufferSize( nInitialSize );
}
//--------------------------------------------------------------------------------------
CUniBuffer::~CUniBuffer()
{
delete[] m_pwszBuffer;
if( m_Analysis )
_ScriptStringFree( &m_Analysis );
}
//--------------------------------------------------------------------------------------
WCHAR& 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 CUniBuffer::Clear()
{
*m_pwszBuffer = L'';
m_bAnalyseRequired = true;
}
//--------------------------------------------------------------------------------------
// Inserts the char at specified index.
// If nIndex == -1, insert to the end.
//--------------------------------------------------------------------------------------
bool 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( !SetBufferSize( -1 ) )
return false; // out of memory
}
assert( m_nBufferSize >= 2 );
// 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 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 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( !SetBufferSize( 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 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( !SetBufferSize( -1 ) )
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 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 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 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 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::Initialize()
{
if( s_hDllImm32 ) // Only need to do once
return;
FARPROC Temp;
s_CompString.SetBufferSize( MAX_COMPSTRING_SIZE );
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::Uninitialize()
{
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 ];
}