office-gobmx/vcl/win/source/app/salinst.cxx
Tor Lillqvist 1f7e587c28 Fixes for Windows cross-compilation
Header names are all lower-case. Use our own sehandler.hxx instead of
assuming that stuff being in a patches excpt.h.
2011-07-14 18:27:26 +03:00

1137 lines
34 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_vcl.hxx"
#include <string.h>
#ifdef WNT
#include <svsys.h>
#include <process.h>
#endif
#include <osl/file.hxx>
#include <osl/mutex.hxx>
#include <tools/solarmutex.hxx>
#include <tools/debug.hxx>
#include <vcl/timer.hxx>
#include <vcl/apptypes.hxx>
#include <vcl/solarmutex.hxx>
#include <win/wincomp.hxx>
#include <win/salids.hrc>
#include <win/saldata.hxx>
#include <win/salinst.h>
#include <win/salframe.h>
#include <win/salobj.h>
#include <win/saltimer.h>
#include <win/salbmp.h>
#include <salimestatus.hxx>
#include <salsys.hxx>
#ifndef min
#define min(a,b) (((a) < (b)) ? (a) : (b))
#endif
#ifndef max
#define max(a,b) (((a) > (b)) ? (a) : (b))
#endif
#if defined _MSC_VER
#pragma warning(push, 1)
#pragma warning( disable: 4917 )
#endif
#include <gdiplus.h>
#include <gdiplusenums.h>
#include <gdipluscolor.h>
#include <shlobj.h>
#if defined _MSC_VER
#pragma warning(pop)
#endif
#ifdef __MINGW32__
#include <sehandler.hxx>
#endif
// =======================================================================
void SalAbort( const XubString& rErrorText )
{
ImplFreeSalGDI();
if ( !rErrorText.Len() )
{
// #112255# make sure crash reporter is triggered
RaiseException( 0, EXCEPTION_NONCONTINUABLE, 0, NULL );
FatalAppExit( 0, "Application Error" );
}
else
{
// #112255# make sure crash reporter is triggered
RaiseException( 0, EXCEPTION_NONCONTINUABLE, 0, NULL );
ByteString aErrorText( ImplSalGetWinAnsiString( rErrorText ) );
FatalAppExit( 0, aErrorText.GetBuffer() );
}
}
// =======================================================================
LRESULT CALLBACK SalComWndProcA( HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam );
LRESULT CALLBACK SalComWndProcW( HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam );
// =======================================================================
class SalYieldMutex : public vcl::SolarMutexObject
{
public: // for ImplSalYield()
WinSalInstance* mpInstData;
sal_uLong mnCount;
DWORD mnThreadId;
public:
SalYieldMutex( WinSalInstance* pInstData );
virtual void SAL_CALL acquire();
virtual void SAL_CALL release();
virtual sal_Bool SAL_CALL tryToAcquire();
sal_uLong GetAcquireCount( sal_uLong nThreadId );
};
// -----------------------------------------------------------------------
SalYieldMutex::SalYieldMutex( WinSalInstance* pInstData )
{
mpInstData = pInstData;
mnCount = 0;
mnThreadId = 0;
}
// -----------------------------------------------------------------------
void SAL_CALL SalYieldMutex::acquire()
{
SolarMutexObject::acquire();
mnCount++;
mnThreadId = GetCurrentThreadId();
}
// -----------------------------------------------------------------------
void SAL_CALL SalYieldMutex::release()
{
DWORD nThreadId = GetCurrentThreadId();
if ( mnThreadId != nThreadId )
SolarMutexObject::release();
else
{
SalData* pSalData = GetSalData();
if ( pSalData->mnAppThreadId != nThreadId )
{
if ( mnCount == 1 )
{
// If we don't call these message, the Output from the
// Java clients doesn't come in the right order
GdiFlush();
mpInstData->mpSalWaitMutex->acquire();
if ( mpInstData->mnYieldWaitCount )
ImplPostMessage( mpInstData->mhComWnd, SAL_MSG_RELEASEWAITYIELD, 0, 0 );
mnThreadId = 0;
mnCount--;
SolarMutexObject::release();
mpInstData->mpSalWaitMutex->release();
}
else
{
mnCount--;
SolarMutexObject::release();
}
}
else
{
if ( mnCount == 1 )
mnThreadId = 0;
mnCount--;
SolarMutexObject::release();
}
}
}
// -----------------------------------------------------------------------
sal_Bool SAL_CALL SalYieldMutex::tryToAcquire()
{
if( SolarMutexObject::tryToAcquire() )
{
mnCount++;
mnThreadId = GetCurrentThreadId();
return sal_True;
}
else
return sal_False;
}
// -----------------------------------------------------------------------
sal_uLong SalYieldMutex::GetAcquireCount( sal_uLong nThreadId )
{
if ( nThreadId == mnThreadId )
return mnCount;
else
return 0;
}
// -----------------------------------------------------------------------
void ImplSalYieldMutexAcquireWithWait()
{
WinSalInstance* pInst = GetSalData()->mpFirstInstance;
if ( !pInst )
return;
// If we are the main thread, then we must wait with wait, because
// in if we don't reschedule, then we create deadlocks if a Windows
// Function is called from another thread. If we arn't the main thread,
// than we call qcquire directly.
DWORD nThreadId = GetCurrentThreadId();
SalData* pSalData = GetSalData();
if ( pSalData->mnAppThreadId == nThreadId )
{
// Wenn wir den Mutex nicht bekommen, muessen wir solange
// warten, bis wir Ihn bekommen
sal_Bool bAcquire = FALSE;
do
{
if ( pInst->mpSalYieldMutex->tryToAcquire() )
bAcquire = TRUE;
else
{
pInst->mpSalWaitMutex->acquire();
if ( pInst->mpSalYieldMutex->tryToAcquire() )
{
bAcquire = TRUE;
pInst->mpSalWaitMutex->release();
}
else
{
pInst->mnYieldWaitCount++;
pInst->mpSalWaitMutex->release();
MSG aTmpMsg;
ImplGetMessage( &aTmpMsg, pInst->mhComWnd, SAL_MSG_RELEASEWAITYIELD, SAL_MSG_RELEASEWAITYIELD );
pInst->mnYieldWaitCount--;
if ( pInst->mnYieldWaitCount )
ImplPostMessage( pInst->mhComWnd, SAL_MSG_RELEASEWAITYIELD, 0, 0 );
}
}
}
while ( !bAcquire );
}
else
pInst->mpSalYieldMutex->acquire();
}
// -----------------------------------------------------------------------
sal_Bool ImplSalYieldMutexTryToAcquire()
{
WinSalInstance* pInst = GetSalData()->mpFirstInstance;
if ( pInst )
return pInst->mpSalYieldMutex->tryToAcquire();
else
return FALSE;
}
// -----------------------------------------------------------------------
void ImplSalYieldMutexAcquire()
{
WinSalInstance* pInst = GetSalData()->mpFirstInstance;
if ( pInst )
pInst->mpSalYieldMutex->acquire();
}
// -----------------------------------------------------------------------
void ImplSalYieldMutexRelease()
{
WinSalInstance* pInst = GetSalData()->mpFirstInstance;
if ( pInst )
{
GdiFlush();
pInst->mpSalYieldMutex->release();
}
}
// -----------------------------------------------------------------------
sal_uLong ImplSalReleaseYieldMutex()
{
WinSalInstance* pInst = GetSalData()->mpFirstInstance;
if ( !pInst )
return 0;
SalYieldMutex* pYieldMutex = pInst->mpSalYieldMutex;
sal_uLong nCount = pYieldMutex->GetAcquireCount( GetCurrentThreadId() );
sal_uLong n = nCount;
while ( n )
{
pYieldMutex->release();
n--;
}
return nCount;
}
// -----------------------------------------------------------------------
void ImplSalAcquireYieldMutex( sal_uLong nCount )
{
WinSalInstance* pInst = GetSalData()->mpFirstInstance;
if ( !pInst )
return;
SalYieldMutex* pYieldMutex = pInst->mpSalYieldMutex;
while ( nCount )
{
pYieldMutex->acquire();
nCount--;
}
}
// -----------------------------------------------------------------------
bool WinSalInstance::CheckYieldMutex()
{
bool bRet = true;
SalData* pSalData = GetSalData();
DWORD nCurThreadId = GetCurrentThreadId();
if ( pSalData->mnAppThreadId != nCurThreadId )
{
if ( pSalData->mpFirstInstance )
{
SalYieldMutex* pYieldMutex = pSalData->mpFirstInstance->mpSalYieldMutex;
if ( pYieldMutex->mnThreadId != nCurThreadId )
{
bRet = false;
}
}
}
else
{
if ( pSalData->mpFirstInstance )
{
SalYieldMutex* pYieldMutex = pSalData->mpFirstInstance->mpSalYieldMutex;
if ( pYieldMutex->mnThreadId != nCurThreadId )
{
bRet = false;
}
}
}
return bRet;
}
// =======================================================================
void SalData::initKeyCodeMap()
{
UINT nKey = 0xffffffff;
#define initKey( a, b )\
nKey = LOWORD( VkKeyScan( a ) );\
if( nKey < 0xffff )\
maVKMap[ nKey ] = b;
initKey( '+', KEY_ADD );
initKey( '-', KEY_SUBTRACT );
initKey( '*', KEY_MULTIPLY );
initKey( '/', KEY_DIVIDE );
initKey( '.', KEY_POINT );
initKey( ',', KEY_COMMA );
initKey( '<', KEY_LESS );
initKey( '>', KEY_GREATER );
initKey( '=', KEY_EQUAL );
initKey( '~', KEY_TILDE );
initKey( '`', KEY_QUOTELEFT );
initKey( '[', KEY_BRACKETLEFT );
initKey( ']', KEY_BRACKETRIGHT );
initKey( ';', KEY_SEMICOLON );
}
// =======================================================================
// -------
// SalData
// -------
SalData::SalData()
{
mhInst = 0; // default instance handle
mhPrevInst = 0; // previous instance handle
mnCmdShow = 0; // default frame show style
mhDitherPal = 0; // dither palette
mhDitherDIB = 0; // dither memory handle
mpDitherDIB = 0; // dither memory
mpDitherDIBData = 0; // beginning of DIB data
mpDitherDiff = 0; // Dither mapping table
mpDitherLow = 0; // Dither mapping table
mpDitherHigh = 0; // Dither mapping table
mnTimerMS = 0; // Current Time (in MS) of the Timer
mnTimerOrgMS = 0; // Current Original Time (in MS)
mnNextTimerTime = 0;
mnLastEventTime = 0;
mnTimerId = 0; // windows timer id
mbInTimerProc = FALSE; // timer event is currently being dispatched
mhSalObjMsgHook = 0; // hook to get interesting msg for SalObject
mhWantLeaveMsg = 0; // window handle, that want a MOUSELEAVE message
mpMouseLeaveTimer = 0; // Timer for MouseLeave Test
mpFirstInstance = 0; // pointer of first instance
mpFirstFrame = 0; // pointer of first frame
mpFirstObject = 0; // pointer of first object window
mpFirstVD = 0; // first VirDev
mpFirstPrinter = 0; // first printing printer
mpHDCCache = 0; // Cache for three DC's
mh50Bmp = 0; // 50% Bitmap
mh50Brush = 0; // 50% Brush
int i;
for(i=0; i<MAX_STOCKPEN; i++)
{
maStockPenColorAry[i] = 0;
mhStockPenAry[i] = 0;
}
for(i=0; i<MAX_STOCKBRUSH; i++)
{
maStockBrushColorAry[i] = 0;
mhStockBrushAry[i] = 0;
}
mnStockPenCount = 0; // count of static pens
mnStockBrushCount = 0; // count of static brushes
mnSalObjWantKeyEvt = 0; // KeyEvent, welcher vom SalObj-Hook verarbeitet werden soll
mnCacheDCInUse = 0; // count of CacheDC in use
mbObjClassInit = FALSE; // is SALOBJECTCLASS initialised
mbInPalChange = FALSE; // is in WM_QUERYNEWPALETTE
mnAppThreadId = 0; // Id from Applikation-Thread
mbScrSvrEnabled = FALSE; // ScreenSaver enabled
mnSageStatus = 0; // status of Sage-DLL (DISABLE_AGENT == nicht vorhanden)
mpSageEnableProc = 0; // funktion to deactivate the system agent
mpFirstIcon = 0; // icon cache, points to first icon, NULL if none
mpTempFontItem = 0;
mbThemeChanged = FALSE; // true if visual theme was changed: throw away theme handles
mbThemeMenuSupport = FALSE;
// init with NULL
gdiplusToken = 0;
maDwmLib = 0;
mpDwmIsCompositionEnabled = 0;
initKeyCodeMap();
SetSalData( this );
initNWF();
}
SalData::~SalData()
{
deInitNWF();
SetSalData( NULL );
}
void InitSalData()
{
SalData* pSalData = new SalData;
CoInitialize(0);
// init GDIPlus
static Gdiplus::GdiplusStartupInput gdiplusStartupInput;
Gdiplus::GdiplusStartup(&pSalData->gdiplusToken, &gdiplusStartupInput, NULL);
}
void DeInitSalData()
{
CoUninitialize();
SalData* pSalData = GetSalData();
// deinit GDIPlus
if(pSalData)
{
Gdiplus::GdiplusShutdown(pSalData->gdiplusToken);
}
delete pSalData;
}
// -----------------------------------------------------------------------
void InitSalMain()
{
// remember data, copied from WinMain
SalData* pData = GetAppSalData();
if ( pData ) // Im AppServer NULL
{
STARTUPINFO aSI;
aSI.cb = sizeof( aSI );
GetStartupInfo( &aSI );
pData->mhInst = GetModuleHandle( NULL );
pData->mhPrevInst = NULL;
pData->mnCmdShow = aSI.wShowWindow;
}
}
void DeInitSalMain()
{
}
// -----------------------------------------------------------------------
SalInstance* CreateSalInstance()
{
SalData* pSalData = GetSalData();
// determine the windows version
aSalShlData.mbWXP = 0;
rtl_zeroMemory( &aSalShlData.maVersionInfo, sizeof(aSalShlData.maVersionInfo) );
aSalShlData.maVersionInfo.dwOSVersionInfoSize = sizeof( aSalShlData.maVersionInfo );
if ( GetVersionEx( &aSalShlData.maVersionInfo ) )
{
// Windows XP ?
if ( aSalShlData.maVersionInfo.dwMajorVersion > 5 ||
( aSalShlData.maVersionInfo.dwMajorVersion == 5 && aSalShlData.maVersionInfo.dwMinorVersion >= 1 ) )
aSalShlData.mbWXP = 1;
}
pSalData->mnAppThreadId = GetCurrentThreadId();
// register frame class
if ( !pSalData->mhPrevInst )
{
WNDCLASSEXW aWndClassEx;
aWndClassEx.cbSize = sizeof( aWndClassEx );
aWndClassEx.style = CS_OWNDC;
aWndClassEx.lpfnWndProc = SalFrameWndProcW;
aWndClassEx.cbClsExtra = 0;
aWndClassEx.cbWndExtra = SAL_FRAME_WNDEXTRA;
aWndClassEx.hInstance = pSalData->mhInst;
aWndClassEx.hCursor = 0;
aWndClassEx.hbrBackground = 0;
aWndClassEx.lpszMenuName = 0;
aWndClassEx.lpszClassName = SAL_FRAME_CLASSNAMEW;
ImplLoadSalIcon( SAL_RESID_ICON_DEFAULT, aWndClassEx.hIcon, aWndClassEx.hIconSm );
if ( !RegisterClassExW( &aWndClassEx ) )
return NULL;
aWndClassEx.hIcon = 0;
aWndClassEx.hIconSm = 0;
aWndClassEx.style |= CS_SAVEBITS;
aWndClassEx.lpszClassName = SAL_SUBFRAME_CLASSNAMEW;
if ( !RegisterClassExW( &aWndClassEx ) )
return NULL;
// shadow effect for popups on XP
if( aSalShlData.mbWXP )
aWndClassEx.style |= CS_DROPSHADOW;
aWndClassEx.lpszClassName = SAL_TMPSUBFRAME_CLASSNAMEW;
if ( !RegisterClassExW( &aWndClassEx ) )
return NULL;
aWndClassEx.style = 0;
aWndClassEx.lpfnWndProc = SalComWndProcW;
aWndClassEx.cbWndExtra = 0;
aWndClassEx.lpszClassName = SAL_COM_CLASSNAMEW;
if ( !RegisterClassExW( &aWndClassEx ) )
return NULL;
}
HWND hComWnd = CreateWindowExW( WS_EX_TOOLWINDOW, SAL_COM_CLASSNAMEW,
L"", WS_POPUP, 0, 0, 0, 0, 0, 0,
pSalData->mhInst, NULL );
if ( !hComWnd )
return NULL;
WinSalInstance* pInst = new WinSalInstance;
// init instance (only one instance in this version !!!)
pSalData->mpFirstInstance = pInst;
pInst->mhInst = pSalData->mhInst;
pInst->mhComWnd = hComWnd;
// init static GDI Data
ImplInitSalGDI();
return pInst;
}
// -----------------------------------------------------------------------
void DestroySalInstance( SalInstance* pInst )
{
SalData* pSalData = GetSalData();
// (only one instance in this version !!!)
ImplFreeSalGDI();
// reset instance
if ( pSalData->mpFirstInstance == pInst )
pSalData->mpFirstInstance = NULL;
delete pInst;
}
// -----------------------------------------------------------------------
WinSalInstance::WinSalInstance()
{
mhComWnd = 0;
mpSalYieldMutex = new SalYieldMutex( this );
mpSalWaitMutex = new osl::Mutex;
mnYieldWaitCount = 0;
mpSalYieldMutex->acquire();
::tools::SolarMutex::SetSolarMutex( mpSalYieldMutex );
}
// -----------------------------------------------------------------------
WinSalInstance::~WinSalInstance()
{
::tools::SolarMutex::SetSolarMutex( 0 );
mpSalYieldMutex->release();
delete mpSalYieldMutex;
delete mpSalWaitMutex;
DestroyWindow( mhComWnd );
}
// -----------------------------------------------------------------------
osl::SolarMutex* WinSalInstance::GetYieldMutex()
{
return mpSalYieldMutex;
}
// -----------------------------------------------------------------------
sal_uLong WinSalInstance::ReleaseYieldMutex()
{
return ImplSalReleaseYieldMutex();
}
// -----------------------------------------------------------------------
void WinSalInstance::AcquireYieldMutex( sal_uLong nCount )
{
ImplSalAcquireYieldMutex( nCount );
}
// -----------------------------------------------------------------------
static void ImplSalDispatchMessage( MSG* pMsg )
{
SalData* pSalData = GetSalData();
if ( pSalData->mpFirstObject )
{
if ( ImplSalPreDispatchMsg( pMsg ) )
return;
}
LRESULT lResult = ImplDispatchMessage( pMsg );
if ( pSalData->mpFirstObject )
ImplSalPostDispatchMsg( pMsg, lResult );
}
// -----------------------------------------------------------------------
void ImplSalYield( sal_Bool bWait, sal_Bool bHandleAllCurrentEvents )
{
MSG aMsg;
bool bWasMsg = false, bOneEvent = false;
int nMaxEvents = bHandleAllCurrentEvents ? 100 : 1;
do
{
if ( ImplPeekMessage( &aMsg, 0, 0, 0, PM_REMOVE ) )
{
if ( !ImplInterceptChildWindowKeyDown( aMsg ) )
{
TranslateMessage( &aMsg );
ImplSalDispatchMessage( &aMsg );
}
bOneEvent = bWasMsg = true;
}
else
bOneEvent = false;
} while( --nMaxEvents && bOneEvent );
if ( bWait && ! bWasMsg )
{
if ( ImplGetMessage( &aMsg, 0, 0, 0 ) )
{
if ( !ImplInterceptChildWindowKeyDown( aMsg ) )
{
TranslateMessage( &aMsg );
ImplSalDispatchMessage( &aMsg );
}
}
}
}
// -----------------------------------------------------------------------
void WinSalInstance::Yield( bool bWait, bool bHandleAllCurrentEvents )
{
SalYieldMutex* pYieldMutex = mpSalYieldMutex;
SalData* pSalData = GetSalData();
DWORD nCurThreadId = GetCurrentThreadId();
sal_uLong nCount = pYieldMutex->GetAcquireCount( nCurThreadId );
sal_uLong n = nCount;
while ( n )
{
pYieldMutex->release();
n--;
}
if ( pSalData->mnAppThreadId != nCurThreadId )
{
// #97739# A SendMessage call blocks until the called thread (here: the main thread)
// returns. During a yield however, messages are processed in the main thread that might
// result in a new message loop due to opening a dialog. Thus, SendMessage would not
// return which will block this thread!
// Solution: just give up the time slice and hope that messages are processed
// by the main thread anyway (where all windows are created)
// If the mainthread is not currently handling messages, then our SendMessage would
// also do nothing, so this seems to be reasonable.
// #i18883# only sleep if potential deadlock scenario, ie, when a dialog is open
if( ImplGetSVData()->maAppData.mnModalMode )
Sleep(1);
else
ImplSendMessage( mhComWnd, SAL_MSG_THREADYIELD, (WPARAM)bWait, (LPARAM)bHandleAllCurrentEvents );
n = nCount;
while ( n )
{
pYieldMutex->acquire();
n--;
}
}
else
{
ImplSalYield( bWait, bHandleAllCurrentEvents );
n = nCount;
while ( n )
{
ImplSalYieldMutexAcquireWithWait();
n--;
}
}
}
// -----------------------------------------------------------------------
LRESULT CALLBACK SalComWndProc( HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam, int& rDef )
{
LRESULT nRet = 0;
switch ( nMsg )
{
case SAL_MSG_PRINTABORTJOB:
ImplSalPrinterAbortJobAsync( (HDC)wParam );
rDef = FALSE;
break;
case SAL_MSG_THREADYIELD:
ImplSalYield( (sal_Bool)wParam, (sal_Bool)lParam );
rDef = FALSE;
break;
// If we get this message, because another GetMessage() call
// has recieved this message, we must post this message to
// us again, because in the other case we wait forever.
case SAL_MSG_RELEASEWAITYIELD:
{
WinSalInstance* pInst = GetSalData()->mpFirstInstance;
if ( pInst && pInst->mnYieldWaitCount )
ImplPostMessage( hWnd, SAL_MSG_RELEASEWAITYIELD, wParam, lParam );
}
rDef = FALSE;
break;
case SAL_MSG_STARTTIMER:
ImplSalStartTimer( (sal_uLong) lParam, FALSE );
rDef = FALSE;
break;
case SAL_MSG_CREATEFRAME:
nRet = (LRESULT)ImplSalCreateFrame( GetSalData()->mpFirstInstance, (HWND)lParam, (sal_uLong)wParam );
rDef = FALSE;
break;
case SAL_MSG_RECREATEHWND:
nRet = (LRESULT)ImplSalReCreateHWND( (HWND)wParam, (HWND)lParam, FALSE );
rDef = FALSE;
break;
case SAL_MSG_RECREATECHILDHWND:
nRet = (LRESULT)ImplSalReCreateHWND( (HWND)wParam, (HWND)lParam, TRUE );
rDef = FALSE;
break;
case SAL_MSG_DESTROYFRAME:
delete (SalFrame*)lParam;
rDef = FALSE;
break;
case SAL_MSG_DESTROYHWND:
//We only destroy the native window here. We do NOT destroy the SalFrame contained
//in the structure (GetWindowPtr()).
if (DestroyWindow((HWND)lParam) == 0)
{
OSL_FAIL("DestroyWindow failed!");
//Failure: We remove the SalFrame from the window structure. So we avoid that
// the window structure may contain an invalid pointer, once the SalFrame is deleted.
SetWindowPtr((HWND)lParam, 0);
}
rDef = FALSE;
break;
case SAL_MSG_CREATEOBJECT:
nRet = (LRESULT)ImplSalCreateObject( GetSalData()->mpFirstInstance, (WinSalFrame*)lParam );
rDef = FALSE;
break;
case SAL_MSG_DESTROYOBJECT:
delete (SalObject*)lParam;
rDef = FALSE;
break;
case SAL_MSG_GETDC:
nRet = (LRESULT)GetDCEx( (HWND)wParam, 0, DCX_CACHE );
rDef = FALSE;
break;
case SAL_MSG_RELEASEDC:
ReleaseDC( (HWND)wParam, (HDC)lParam );
rDef = FALSE;
break;
case SAL_MSG_POSTTIMER:
SalTimerProc( 0, 0, SALTIMERPROC_RECURSIVE, lParam );
break;
}
return nRet;
}
LRESULT CALLBACK SalComWndProcA( HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam )
{
int bDef = TRUE;
LRESULT nRet = 0;
#ifdef __MINGW32__
jmp_buf jmpbuf;
__SEHandler han;
if (__builtin_setjmp(jmpbuf) == 0)
{
han.Set(jmpbuf, NULL, (__SEHandler::PF)EXCEPTION_EXECUTE_HANDLER);
#else
__try
{
#endif
nRet = SalComWndProc( hWnd, nMsg, wParam, lParam, bDef );
}
#ifdef __MINGW32__
han.Reset();
#else
__except(WinSalInstance::WorkaroundExceptionHandlingInUSER32Lib(GetExceptionCode(), GetExceptionInformation()))
{
}
#endif
if ( bDef )
{
if ( !ImplHandleGlobalMsg( hWnd, nMsg, wParam, lParam, nRet ) )
nRet = DefWindowProcA( hWnd, nMsg, wParam, lParam );
}
return nRet;
}
LRESULT CALLBACK SalComWndProcW( HWND hWnd, UINT nMsg, WPARAM wParam, LPARAM lParam )
{
int bDef = TRUE;
LRESULT nRet = 0;
#ifdef __MINGW32__
jmp_buf jmpbuf;
__SEHandler han;
if (__builtin_setjmp(jmpbuf) == 0)
{
han.Set(jmpbuf, NULL, (__SEHandler::PF)EXCEPTION_EXECUTE_HANDLER);
#else
__try
{
#endif
nRet = SalComWndProc( hWnd, nMsg, wParam, lParam, bDef );
}
#ifdef __MINGW32__
han.Reset();
#else
__except(WinSalInstance::WorkaroundExceptionHandlingInUSER32Lib(GetExceptionCode(), GetExceptionInformation()))
{
}
#endif
if ( bDef )
{
if ( !ImplHandleGlobalMsg( hWnd, nMsg, wParam, lParam, nRet ) )
nRet = DefWindowProcW( hWnd, nMsg, wParam, lParam );
}
return nRet;
}
// -----------------------------------------------------------------------
bool WinSalInstance::AnyInput( sal_uInt16 nType )
{
MSG aMsg;
if ( (nType & (INPUT_ANY)) == (INPUT_ANY) )
{
// revert bugfix for #108919# which never reported timeouts when called from the timer handler
// which made the application completely unresponsive during background formatting
if ( ImplPeekMessage( &aMsg, 0, 0, 0, PM_NOREMOVE | PM_NOYIELD ) )
return true;
}
else
{
if ( nType & INPUT_MOUSE )
{
// Test for mouse input
if ( ImplPeekMessage( &aMsg, 0, WM_MOUSEFIRST, WM_MOUSELAST,
PM_NOREMOVE | PM_NOYIELD ) )
return true;
}
if ( nType & INPUT_KEYBOARD )
{
// Test for key input
if ( ImplPeekMessage( &aMsg, 0, WM_KEYDOWN, WM_KEYDOWN,
PM_NOREMOVE | PM_NOYIELD ) )
{
if ( (aMsg.wParam == VK_SHIFT) ||
(aMsg.wParam == VK_CONTROL) ||
(aMsg.wParam == VK_MENU) )
return false;
else
return true;
}
}
if ( nType & INPUT_PAINT )
{
// Test for paint input
if ( ImplPeekMessage( &aMsg, 0, WM_PAINT, WM_PAINT,
PM_NOREMOVE | PM_NOYIELD ) )
return true;
if ( ImplPeekMessage( &aMsg, 0, WM_SIZE, WM_SIZE,
PM_NOREMOVE | PM_NOYIELD ) )
return true;
if ( ImplPeekMessage( &aMsg, 0, SAL_MSG_POSTCALLSIZE, SAL_MSG_POSTCALLSIZE,
PM_NOREMOVE | PM_NOYIELD ) )
return true;
if ( ImplPeekMessage( &aMsg, 0, WM_MOVE, WM_MOVE,
PM_NOREMOVE | PM_NOYIELD ) )
return true;
if ( ImplPeekMessage( &aMsg, 0, SAL_MSG_POSTMOVE, SAL_MSG_POSTMOVE,
PM_NOREMOVE | PM_NOYIELD ) )
return true;
}
if ( nType & INPUT_TIMER )
{
// Test for timer input
if ( ImplPeekMessage( &aMsg, 0, WM_TIMER, WM_TIMER,
PM_NOREMOVE | PM_NOYIELD ) )
return true;
}
if ( nType & INPUT_OTHER )
{
// Test for any input
if ( ImplPeekMessage( &aMsg, 0, 0, 0, PM_NOREMOVE | PM_NOYIELD ) )
return true;
}
}
return FALSE;
}
// -----------------------------------------------------------------------
void SalTimer::Start( sal_uLong nMS )
{
// Um auf Main-Thread umzuschalten
SalData* pSalData = GetSalData();
if ( pSalData->mpFirstInstance )
{
if ( pSalData->mnAppThreadId != GetCurrentThreadId() )
ImplPostMessage( pSalData->mpFirstInstance->mhComWnd, SAL_MSG_STARTTIMER, 0, (LPARAM)nMS );
else
ImplSendMessage( pSalData->mpFirstInstance->mhComWnd, SAL_MSG_STARTTIMER, 0, (LPARAM)nMS );
}
else
ImplSalStartTimer( nMS, FALSE );
}
// -----------------------------------------------------------------------
SalFrame* WinSalInstance::CreateChildFrame( SystemParentData* pSystemParentData, sal_uLong nSalFrameStyle )
{
// Um auf Main-Thread umzuschalten
return (SalFrame*)ImplSendMessage( mhComWnd, SAL_MSG_CREATEFRAME, nSalFrameStyle, (LPARAM)pSystemParentData->hWnd );
}
// -----------------------------------------------------------------------
SalFrame* WinSalInstance::CreateFrame( SalFrame* pParent, sal_uLong nSalFrameStyle )
{
// Um auf Main-Thread umzuschalten
HWND hWndParent;
if ( pParent )
hWndParent = static_cast<WinSalFrame*>(pParent)->mhWnd;
else
hWndParent = 0;
return (SalFrame*)ImplSendMessage( mhComWnd, SAL_MSG_CREATEFRAME, nSalFrameStyle, (LPARAM)hWndParent );
}
// -----------------------------------------------------------------------
void WinSalInstance::DestroyFrame( SalFrame* pFrame )
{
ImplSendMessage( mhComWnd, SAL_MSG_DESTROYFRAME, 0, (LPARAM)pFrame );
}
// -----------------------------------------------------------------------
SalObject* WinSalInstance::CreateObject( SalFrame* pParent,
SystemWindowData* /*pWindowData*/, // SystemWindowData meaningless on Windows
sal_Bool /*bShow*/ )
{
// Um auf Main-Thread umzuschalten
return (SalObject*)ImplSendMessage( mhComWnd, SAL_MSG_CREATEOBJECT, 0, (LPARAM)static_cast<WinSalFrame*>(pParent) );
}
// -----------------------------------------------------------------------
void WinSalInstance::DestroyObject( SalObject* pObject )
{
ImplSendMessage( mhComWnd, SAL_MSG_DESTROYOBJECT, 0, (LPARAM)pObject );
}
// -----------------------------------------------------------------------
void* WinSalInstance::GetConnectionIdentifier( ConnectionIdentifierType& rReturnedType, int& rReturnedBytes )
{
rReturnedBytes = 1;
rReturnedType = AsciiCString;
return const_cast<char *>("");
}
// -----------------------------------------------------------------------
/** Add a file to the system shells recent document list if there is any.
This function may have no effect under Unix because there is no
standard API among the different desktop managers.
@param aFileUrl
The file url of the document.
*/
void WinSalInstance::AddToRecentDocumentList(const rtl::OUString& rFileUrl, const rtl::OUString& /*rMimeType*/)
{
rtl::OUString system_path;
osl::FileBase::RC rc = osl::FileBase::getSystemPathFromFileURL(rFileUrl, system_path);
OSL_ENSURE(osl::FileBase::E_None == rc, "Invalid file url");
if (osl::FileBase::E_None == rc)
SHAddToRecentDocs(SHARD_PATHW, system_path.getStr());
}
// -----------------------------------------------------------------------
SalTimer* WinSalInstance::CreateSalTimer()
{
return new WinSalTimer();
}
// -----------------------------------------------------------------------
SalBitmap* WinSalInstance::CreateSalBitmap()
{
return new WinSalBitmap();
}
class WinImeStatus : public SalI18NImeStatus
{
public:
WinImeStatus() {}
virtual ~WinImeStatus() {}
// asks whether there is a status window available
// to toggle into menubar
virtual bool canToggle() { return false; }
virtual void toggle() {}
};
SalI18NImeStatus* WinSalInstance::CreateI18NImeStatus()
{
return new WinImeStatus();
}
// -----------------------------------------------------------------------
const ::rtl::OUString& SalGetDesktopEnvironment()
{
static ::rtl::OUString aDesktopEnvironment( RTL_CONSTASCII_USTRINGPARAM( "Windows" ) );
return aDesktopEnvironment;
}
SalSession* WinSalInstance::CreateSalSession()
{
return NULL;
}
#ifndef __MINGW32__
// -----------------------------------------------------------------------
int WinSalInstance::WorkaroundExceptionHandlingInUSER32Lib(int, LPEXCEPTION_POINTERS pExceptionInfo)
{
// Decide if an exception is a c++ (mostly UNO) exception or a process violation.
// Depending on this information we pass process violations directly to our signal handler ...
// and c++ (UNO) exceptions are sended to the following code on the current stack.
// Problem behind: user32.dll sometime consumes exceptions/process violations .-)
// see also #112221#
static DWORD EXCEPTION_MSC_CPP_EXCEPTION = 0xE06D7363;
if (pExceptionInfo->ExceptionRecord->ExceptionCode == EXCEPTION_MSC_CPP_EXCEPTION)
return EXCEPTION_CONTINUE_SEARCH;
return UnhandledExceptionFilter( pExceptionInfo );
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */