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/**************************************************************
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_vcl.hxx"
#include <tools/svwin.h>
#ifdef __MINGW32__
#include <excpt.h>
#endif
#include <win/saldata.hxx>
#include <win/saltimer.h>
#include <win/salinst.h>
// =======================================================================
// Maximale Periode
#define MAX_SYSPERIOD 65533
// =======================================================================
void ImplSalStartTimer( sal_uLong nMS, sal_Bool bMutex )
{
SalData* pSalData = GetSalData();
// Remenber the time of the timer
pSalData->mnTimerMS = nMS;
if ( !bMutex )
pSalData->mnTimerOrgMS = nMS;
// Periode darf nicht zu gross sein, da Windows mit sal_uInt16 arbeitet
if ( nMS > MAX_SYSPERIOD )
nMS = MAX_SYSPERIOD;
// Gibt es einen Timer, dann zerstoren
if ( pSalData->mnTimerId )
KillTimer( 0, pSalData->mnTimerId );
// Make a new timer with new period
pSalData->mnTimerId = SetTimer( 0, 0, (UINT)nMS, SalTimerProc );
pSalData->mnNextTimerTime = pSalData->mnLastEventTime + nMS;
}
// -----------------------------------------------------------------------
WinSalTimer::~WinSalTimer()
{
}
void WinSalTimer::Start( sal_uLong nMS )
{
// switch to main thread
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 );
}
void WinSalTimer::Stop()
{
SalData* pSalData = GetSalData();
// If we have a timer, than
if ( pSalData->mnTimerId )
{
KillTimer( 0, pSalData->mnTimerId );
pSalData->mnTimerId = 0;
pSalData->mnNextTimerTime = 0;
}
}
// -----------------------------------------------------------------------
void CALLBACK SalTimerProc( HWND, UINT, UINT_PTR nId, DWORD )
{
#ifdef __MINGW32__
jmp_buf jmpbuf;
__SEHandler han;
if (__builtin_setjmp(jmpbuf) == 0)
{
han.Set(jmpbuf, NULL, (__SEHandler::PF)EXCEPTION_EXECUTE_HANDLER);
#else
__try
{
#endif
SalData* pSalData = GetSalData();
ImplSVData* pSVData = ImplGetSVData();
// Test for MouseLeave
SalTestMouseLeave();
bool bRecursive = pSalData->mbInTimerProc && (nId != SALTIMERPROC_RECURSIVE);
if ( pSVData->mpSalTimer && ! bRecursive )
{
// Try to acquire the mutex. If we don't get the mutex then we
// try this a short time later again.
if ( ImplSalYieldMutexTryToAcquire() )
{
bRecursive = pSalData->mbInTimerProc && (nId != SALTIMERPROC_RECURSIVE);
if ( pSVData->mpSalTimer && ! bRecursive )
{
pSalData->mbInTimerProc = TRUE;
pSVData->mpSalTimer->CallCallback();
pSalData->mbInTimerProc = FALSE;
ImplSalYieldMutexRelease();
// Run the timer in the correct time, if we start this
// with a small timeout, because we don't get the mutex
if ( pSalData->mnTimerId &&
(pSalData->mnTimerMS != pSalData->mnTimerOrgMS) )
ImplSalStartTimer( pSalData->mnTimerOrgMS, FALSE );
}
}
else
ImplSalStartTimer( 10, TRUE );
}
}
#ifdef __MINGW32__
han.Reset();
#else
__except(WinSalInstance::WorkaroundExceptionHandlingInUSER32Lib(GetExceptionCode(), GetExceptionInformation()))
{
}
#endif
}
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