kwin/effects/logout.cpp
Luboš Luňák 01bf6cbb4c License cleanup - add headers where missing, be explicit about GPL
being v2+ (right now it says just GPL, which according to GPL itself
means any GPL). Decoration clients will come later.
CCMAIL: kwin@kde.org


svn path=/trunk/KDE/kdebase/workspace/; revision=742302
2007-11-27 19:40:25 +00:00

103 lines
2.9 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2007 Lubos Lunak <l.lunak@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "logout.h"
#include "kwinglutils.h"
#include <kdebug.h>
namespace KWin
{
KWIN_EFFECT( logout, LogoutEffect )
LogoutEffect::LogoutEffect()
: progress( 0 )
, logout_window( NULL )
{
}
void LogoutEffect::prePaintScreen( ScreenPrePaintData& data, int time )
{
if( logout_window != NULL )
progress = qBound( 0., progress + time / 2000., 1. );
else if( progress != 0 )
progress = qBound( 0., progress - time / 500., 1. );
effects->prePaintScreen( data, time );
}
void LogoutEffect::paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data )
{
if( w != logout_window && progress != 0 )
{
// When saturation isn't supported then reduce brightness a bit more
#ifdef HAVE_OPENGL
if( effects->compositingType() == OpenGLCompositing && GLTexture::saturationSupported() )
{
data.saturation *= ( 1 - progress * 0.8 );
data.brightness *= ( 1 - progress * 0.3 );
}
else
#endif
{
data.brightness *= ( 1 - progress * 0.6 );
}
}
effects->paintWindow( w, mask, region, data );
}
void LogoutEffect::postPaintScreen()
{
if( progress != 0 && progress != 1 )
effects->addRepaintFull();
effects->postPaintScreen();
}
void LogoutEffect::windowAdded( EffectWindow* w )
{
if( isLogoutDialog( w ))
{
logout_window = w;
progress = 0;
effects->addRepaintFull();
}
}
void LogoutEffect::windowClosed( EffectWindow* w )
{
if( w == logout_window )
{
logout_window = NULL;
effects->addRepaintFull();
}
}
bool LogoutEffect::isLogoutDialog( EffectWindow* w )
{ // TODO there should be probably a better way (window type?)
if( w->windowClass() == "ksmserver ksmserver"
&& ( w->windowRole() == "logoutdialog" || w->windowRole() == "logouteffect" ))
{
return true;
}
return false;
}
} // namespace