80 lines
2 KiB
C++
80 lines
2 KiB
C++
/*****************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2007 Lubos Lunak <l.lunak@kde.org>
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You can Freely distribute this program under the GNU General Public
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License. See the file "COPYING" for the exact licensing terms.
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******************************************************************/
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#include "logout.h"
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#include <kdebug.h>
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namespace KWin
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{
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KWIN_EFFECT( logout, LogoutEffect )
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LogoutEffect::LogoutEffect()
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: progress( 0 )
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, logout_window( NULL )
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{
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}
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void LogoutEffect::prePaintScreen( ScreenPrePaintData& data, int time )
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{
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if( logout_window != NULL )
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{
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progress = qBound( 0., progress + time / 1000., 1. );
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data.mask &= ~Effect::PAINT_SCREEN_REGION;
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}
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effects->prePaintScreen( data, time );
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}
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void LogoutEffect::paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data )
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{
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if( w != logout_window && progress != 0 )
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{
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data.saturation *= ( 1 - progress * 0.6 );
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data.brightness *= ( 1 - progress * 0.6 ); // otherwise saturation doesn't work ???
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}
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effects->paintWindow( w, mask, region, data );
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}
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void LogoutEffect::postPaintScreen()
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{
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if( logout_window != NULL && progress != 1 )
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effects->addRepaintFull();
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effects->postPaintScreen();
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}
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void LogoutEffect::windowAdded( EffectWindow* w )
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{
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if( isLogoutDialog( w ))
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{
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logout_window = w;
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progress = 0;
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effects->addRepaintFull();
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}
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}
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void LogoutEffect::windowClosed( EffectWindow* w )
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{
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if( w == logout_window )
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{
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logout_window = NULL;
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progress = 0;
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effects->addRepaintFull();
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}
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}
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bool LogoutEffect::isLogoutDialog( EffectWindow* w )
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{ // TODO there should be probably a better way (window type?)
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if( w->windowClass() == "ksmserver ksmserver" && w->windowRole() == "logoutdialog" )
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return true;
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return false;
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}
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} // namespace
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