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Diffstat (limited to 'vcl/source/app/idlemgr.cxx')
| -rw-r--r-- | vcl/source/app/idlemgr.cxx | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/vcl/source/app/idlemgr.cxx b/vcl/source/app/idlemgr.cxx new file mode 100644 index 000000000000..e597d2680c1a --- /dev/null +++ b/vcl/source/app/idlemgr.cxx @@ -0,0 +1,191 @@ +/************************************************************************* + * + * $RCSfile: idlemgr.cxx,v $ + * + * $Revision: 1.1.1.1 $ + * + * last change: $Author: hr $ $Date: 2000-09-18 17:05:35 $ + * + * 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): _______________________________________ + * + * + ************************************************************************/ + +#define _SV_IDLEMGR_CXX + +#ifndef _LIST_HXX +#include <tools/list.hxx> +#endif + +#ifndef _SV_IDLEMGR_HXX +#include <idlemgr.hxx> +#endif +#ifndef _SV_SVAPP_HXX +#include <svapp.hxx> +#endif + +// ======================================================================= + +struct ImplIdleData +{ + Link maIdleHdl; + USHORT mnPriority; + BOOL mbTimeout; +}; + +DECLARE_LIST( ImplIdleList, ImplIdleData* ); + +#define IMPL_IDLETIMEOUT 350 + +// ======================================================================= + +ImplIdleMgr::ImplIdleMgr() +{ + mpIdleList = new ImplIdleList( 8, 8, 8 ); + + maTimer.SetTimeout( IMPL_IDLETIMEOUT ); + maTimer.SetTimeoutHdl( LINK( this, ImplIdleMgr, TimeoutHdl ) ); +} + +// ----------------------------------------------------------------------- + +ImplIdleMgr::~ImplIdleMgr() +{ + // Liste loeschen + ImplIdleData* pIdleData = mpIdleList->First(); + while ( pIdleData ) + { + delete pIdleData; + pIdleData = mpIdleList->Next(); + } + + delete mpIdleList; +} + +// ----------------------------------------------------------------------- + +BOOL ImplIdleMgr::InsertIdleHdl( const Link& rLink, USHORT nPriority ) +{ + ULONG nPos = LIST_APPEND; + ImplIdleData* pIdleData = mpIdleList->First(); + while ( pIdleData ) + { + // Wenn Link schon existiert, dann gebe FALSE zurueck + if ( pIdleData->maIdleHdl == rLink ) + return FALSE; + + // Nach Prioritaet sortieren + if ( nPriority <= pIdleData->mnPriority ) + nPos = mpIdleList->GetCurPos(); + + // Schleife nicht beenden, da noch + // geprueft werden muss, ob sich der Link + // schon in der Liste befindet + + pIdleData = mpIdleList->Next(); + } + + pIdleData = new ImplIdleData; + pIdleData->maIdleHdl = rLink; + pIdleData->mnPriority = nPriority; + pIdleData->mbTimeout = FALSE; + mpIdleList->Insert( pIdleData, nPos ); + + // Wenn Timer noch nicht gestartet ist, dann starten + if ( !maTimer.IsActive() ) + maTimer.Start(); + + return TRUE; +} + +// ----------------------------------------------------------------------- + +void ImplIdleMgr::RemoveIdleHdl( const Link& rLink ) +{ + ImplIdleData* pIdleData = mpIdleList->First(); + while ( pIdleData ) + { + if ( pIdleData->maIdleHdl == rLink ) + { + mpIdleList->Remove(); + delete pIdleData; + break; + } + + pIdleData = mpIdleList->Next(); + } + + // keine Handdler mehr da + if ( !mpIdleList->Count() ) + maTimer.Stop(); +} + +// ----------------------------------------------------------------------- + +IMPL_LINK( ImplIdleMgr, TimeoutHdl, Timer*, EMPTYARG ) +{ + ImplIdleData* pIdleData = mpIdleList->First(); + while ( pIdleData ) + { + if ( !pIdleData->mbTimeout ) + { + pIdleData->mbTimeout = TRUE; + pIdleData->maIdleHdl.Call( GetpApp() ); + // Kann im Handler entfernt worden sein + if ( mpIdleList->GetPos( pIdleData ) != LIST_ENTRY_NOTFOUND ) + pIdleData->mbTimeout = FALSE; + } + + pIdleData = mpIdleList->Next(); + } + + return 0; +} |