/************************************************************************* * * $RCSfile: timer.cxx,v $ * * $Revision: 1.4 $ * * last change: $Author: vg $ $Date: 2004-01-06 13:15:29 $ * * The Contents of this file are made available subject to the terms of * either of the following licenses * * - GNU Lesser General Public License Version 2.1 * - Sun Industry Standards Source License Version 1.1 * * Sun Microsystems Inc., October, 2000 * * GNU Lesser General Public License Version 2.1 * ============================================= * Copyright 2000 by Sun Microsystems, Inc. * 901 San Antonio Road, Palo Alto, CA 94303, USA * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License version 2.1, as published by the Free Software Foundation. * * This library 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 for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * * * Sun Industry Standards Source License Version 1.1 * ================================================= * The contents of this file are subject to the Sun Industry Standards * Source License Version 1.1 (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.openoffice.org/license.html. * * Software provided under this License is provided on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. * See the License for the specific provisions governing your rights and * obligations concerning the Software. * * The Initial Developer of the Original Code is: Sun Microsystems, Inc. * * Copyright: 2000 by Sun Microsystems, Inc. * * All Rights Reserved. * * Contributor(s): _______________________________________ * * ************************************************************************/ #ifndef _SV_SVSYS_HXX #include #endif #ifndef _SV_SALTIMER_HXX #include #endif #ifndef _TIME_HXX #include #endif #ifndef _SV_SVDATA_HXX #include #endif #ifndef _SV_SVAPP_HXX #include #endif #ifndef _SV_SALINST_HXX #include #endif #define protected public #ifndef _SV_TIMER_HXX #include #endif #undef protected // ======================================================================= #define MAX_TIMER_PERIOD ((ULONG)0xFFFFFFFF) // --------------------- // - TimeManager-Types - // --------------------- struct ImplTimerData { ImplTimerData* mpNext; // Pointer to the next Instance Timer* mpSVTimer; // Pointer to SV Timer instance ULONG mnUpdateTime; // Last Update Time ULONG mnTimerUpdate; // TimerCallbackProcs on stack BOOL mbDelete; // Wurde Timer waehren Update() geloescht BOOL mbInTimeout; // Befinden wir uns im Timeout-Handler }; // ======================================================================= void ImplDeInitTimer() { ImplSVData* pSVData = ImplGetSVData(); ImplTimerData* pTimerData = pSVData->mpFirstTimerData; if ( pTimerData ) { do { ImplTimerData* pTempTimerData = pTimerData; if ( pTimerData->mpSVTimer ) { pTimerData->mpSVTimer->mbActive = FALSE; pTimerData->mpSVTimer->mpTimerData = NULL; } pTimerData = pTimerData->mpNext; delete pTempTimerData; } while ( pTimerData ); pSVData->mpFirstTimerData = NULL; pSVData->mnTimerPeriod = 0; delete pSVData->mpSalTimer; pSVData->mpSalTimer = NULL; } } // ----------------------------------------------------------------------- static void ImplStartTimer( ImplSVData* pSVData, ULONG nMS ) { if ( !nMS ) nMS = 1; if ( nMS != pSVData->mnTimerPeriod ) { pSVData->mnTimerPeriod = nMS; pSVData->mpSalTimer->Start( nMS ); } } // ----------------------------------------------------------------------- void ImplTimerCallbackProc() { ImplSVData* pSVData = ImplGetSVData(); ImplTimerData* pTimerData; ImplTimerData* pPrevTimerData; ULONG nMinPeriod = MAX_TIMER_PERIOD; ULONG nDeltaTime; ULONG nTime = Time::GetSystemTicks(); if ( pSVData->mbNoCallTimer ) return; pSVData->mnTimerUpdate++; pSVData->mbNotAllTimerCalled = TRUE; // Suche Timer raus, wo der Timeout-Handler gerufen werden muss pTimerData = pSVData->mpFirstTimerData; while ( pTimerData ) { // Wenn Timer noch nicht neu ist und noch nicht geloescht wurde // und er sich nicht im Timeout-Handler befindet, // dann den Handler rufen, wenn die Zeit abgelaufen ist if ( (pTimerData->mnTimerUpdate < pSVData->mnTimerUpdate) && !pTimerData->mbDelete && !pTimerData->mbInTimeout ) { // Zeit abgelaufen if ( (pTimerData->mnUpdateTime+pTimerData->mpSVTimer->mnTimeout) <= nTime ) { // Neue Updatezeit setzen pTimerData->mnUpdateTime = nTime; // kein AutoTimer, dann anhalten if ( !pTimerData->mpSVTimer->mbAuto ) { pTimerData->mpSVTimer->mbActive = FALSE; pTimerData->mbDelete = TRUE; } // call Timeout pTimerData->mbInTimeout = TRUE; pTimerData->mpSVTimer->Timeout(); pTimerData->mbInTimeout = FALSE; } } pTimerData = pTimerData->mpNext; } // Neue Zeit ermitteln ULONG nNewTime = Time::GetSystemTicks(); pPrevTimerData = NULL; pTimerData = pSVData->mpFirstTimerData; while ( pTimerData ) { // Befindet sich Timer noch im Timeout-Handler, dann ignorieren if ( pTimerData->mbInTimeout ) { pPrevTimerData = pTimerData; pTimerData = pTimerData->mpNext; } // Wurde Timer zwischenzeitlich zerstoert ? else if ( pTimerData->mbDelete ) { if ( pPrevTimerData ) pPrevTimerData->mpNext = pTimerData->mpNext; else pSVData->mpFirstTimerData = pTimerData->mpNext; if ( pTimerData->mpSVTimer ) pTimerData->mpSVTimer->mpTimerData = NULL; ImplTimerData* pTempTimerData = pTimerData; pTimerData = pTimerData->mpNext; delete pTempTimerData; } else { pTimerData->mnTimerUpdate = 0; // kleinste Zeitspanne ermitteln if ( pTimerData->mnUpdateTime == nTime ) { nDeltaTime = pTimerData->mpSVTimer->mnTimeout; if ( nDeltaTime < nMinPeriod ) nMinPeriod = nDeltaTime; } else { nDeltaTime = pTimerData->mnUpdateTime + pTimerData->mpSVTimer->mnTimeout; if ( nDeltaTime < nNewTime ) nMinPeriod = 1; else { nDeltaTime -= nNewTime; if ( nDeltaTime < nMinPeriod ) nMinPeriod = nDeltaTime; } } pPrevTimerData = pTimerData; pTimerData = pTimerData->mpNext; } } // Wenn keine Timer mehr existieren, dann Clock loeschen if ( !pSVData->mpFirstTimerData ) { pSVData->mpSalTimer->Stop(); pSVData->mnTimerPeriod = MAX_TIMER_PERIOD; } else ImplStartTimer( pSVData, nMinPeriod ); pSVData->mnTimerUpdate--; pSVData->mbNotAllTimerCalled = FALSE; } // ======================================================================= Timer::Timer() { mpTimerData = NULL; mnTimeout = 1; mbAuto = FALSE; mbActive = FALSE; } // ----------------------------------------------------------------------- Timer::Timer( const Timer& rTimer ) { mpTimerData = NULL; mnTimeout = rTimer.mnTimeout; mbAuto = FALSE; mbActive = FALSE; maTimeoutHdl = rTimer.maTimeoutHdl; if ( rTimer.IsActive() ) Start(); } // ----------------------------------------------------------------------- Timer::~Timer() { if ( mpTimerData ) { mpTimerData->mbDelete = TRUE; mpTimerData->mpSVTimer = NULL; } } // ----------------------------------------------------------------------- void Timer::Timeout() { maTimeoutHdl.Call( this ); } // ----------------------------------------------------------------------- void Timer::SetTimeout( ULONG nNewTimeout ) { mnTimeout = nNewTimeout; // Wenn Timer aktiv, dann Clock erneuern if ( mbActive ) { ImplSVData* pSVData = ImplGetSVData(); if ( !pSVData->mnTimerUpdate && (mnTimeout < pSVData->mnTimerPeriod) ) ImplStartTimer( pSVData, mnTimeout ); } } // ----------------------------------------------------------------------- void Timer::Start() { mbActive = TRUE; ImplSVData* pSVData = ImplGetSVData(); if ( !mpTimerData ) { if ( !pSVData->mpFirstTimerData ) { pSVData->mnTimerPeriod = MAX_TIMER_PERIOD; if( ! pSVData->mpSalTimer ) { pSVData->mpSalTimer = pSVData->mpDefInst->CreateSalTimer(); pSVData->mpSalTimer->SetCallback( ImplTimerCallbackProc ); } } // insert timer and start mpTimerData = new ImplTimerData; mpTimerData->mpSVTimer = this; mpTimerData->mnUpdateTime = Time::GetSystemTicks(); mpTimerData->mnTimerUpdate = pSVData->mnTimerUpdate; mpTimerData->mbDelete = FALSE; mpTimerData->mbInTimeout = FALSE; // !!!!! Wegen SFX hinten einordnen !!!!! ImplTimerData* pPrev = NULL; ImplTimerData* pData = pSVData->mpFirstTimerData; while ( pData ) { pPrev = pData; pData = pData->mpNext; } mpTimerData->mpNext = NULL; if ( pPrev ) pPrev->mpNext = mpTimerData; else pSVData->mpFirstTimerData = mpTimerData; if ( mnTimeout < pSVData->mnTimerPeriod ) ImplStartTimer( pSVData, mnTimeout ); } else { mpTimerData->mnUpdateTime = Time::GetSystemTicks(); mpTimerData->mnTimerUpdate = pSVData->mnTimerUpdate; mpTimerData->mbDelete = FALSE; } } // ----------------------------------------------------------------------- void Timer::Stop() { mbActive = FALSE; if ( mpTimerData ) mpTimerData->mbDelete = TRUE; } // ----------------------------------------------------------------------- Timer& Timer::operator=( const Timer& rTimer ) { if ( IsActive() ) Stop(); mbActive = FALSE; mnTimeout = rTimer.mnTimeout; maTimeoutHdl = rTimer.maTimeoutHdl; if ( rTimer.IsActive() ) Start(); return *this; } // ======================================================================= AutoTimer::AutoTimer() { mbAuto = TRUE; } // ----------------------------------------------------------------------- AutoTimer::AutoTimer( const AutoTimer& rTimer ) : Timer( rTimer ) { mbAuto = TRUE; } // ----------------------------------------------------------------------- AutoTimer& AutoTimer::operator=( const AutoTimer& rTimer ) { Timer::operator=( rTimer ); return *this; }