140 lines
4.8 KiB
C++
140 lines
4.8 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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Copyright (C) 2007 Christian Nitschkowski <christian.nitschkowski@kdemail.net>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#include "diminactive.h"
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#include <kconfiggroup.h>
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namespace KWin
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{
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KWIN_EFFECT( diminactive, DimInactiveEffect )
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DimInactiveEffect::DimInactiveEffect()
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{
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reconfigure( ReconfigureAll );
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timeline.setDuration( animationTime( 250 ));
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previousActiveTimeline.setDuration( animationTime( 250 ));
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active = effects->activeWindow();
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previousActive = NULL;
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}
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void DimInactiveEffect::reconfigure( ReconfigureFlags )
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{
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KConfigGroup conf = EffectsHandler::effectConfig("DimInactive");
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dim_panels = conf.readEntry("DimPanels", false);
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dim_desktop = conf.readEntry("DimDesktop", false);
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dim_by_group = conf.readEntry("DimByGroup", true);
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dim_strength = conf.readEntry("Strength", 25);
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}
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void DimInactiveEffect::prePaintScreen( ScreenPrePaintData& data, int time )
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{
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double oldValue = timeline.value();
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if( effects->activeFullScreenEffect() )
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timeline.removeTime( time );
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else
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timeline.addTime( time );
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if( oldValue != timeline.value() )
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effects->addRepaintFull();
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if( previousActive )
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{ // We are fading out the previous window
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previousActive->addRepaintFull();
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previousActiveTimeline.addTime( time );
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}
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effects->prePaintScreen( data, time );
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}
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void DimInactiveEffect::paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data )
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{
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if( dimWindow( w ) || w == previousActive )
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{
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double previous = 1.0;
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if( w == previousActive )
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previous = previousActiveTimeline.value();
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if( previousActiveTimeline.value() == 1.0 )
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previousActive = NULL;
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data.brightness *= (1.0 - (dim_strength / 100.0) * timeline.value() * previous );
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data.saturation *= (1.0 - (dim_strength / 100.0) * timeline.value() * previous );
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}
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effects->paintWindow( w, mask, region, data );
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}
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bool DimInactiveEffect::dimWindow( const EffectWindow* w ) const
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{
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if( active == w )
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return false; // never dim active window
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if( active && dim_by_group && active->group() == w->group())
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return false; // don't dim in active group if configured so
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if( w->isDock() && !dim_panels )
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return false; // don't dim panels if configured so
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if( w->isDesktop() && !dim_desktop )
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return false; // don't dim the desktop if configured so
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if( !w->isNormalWindow() && !w->isDialog() && !w->isDock() && !w->isDesktop())
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return false; // don't dim more special window types
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// don't dim unmanaged windows, grouping doesn't work for them and maybe dimming
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// them doesn't make sense in general (they should be short-lived anyway)
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if( !w->isManaged())
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return false;
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return true; // dim the rest
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}
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void DimInactiveEffect::windowDeleted( EffectWindow* w )
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{
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if( w == previousActive )
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previousActive = NULL;
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}
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void DimInactiveEffect::windowActivated( EffectWindow* w )
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{
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if( active != NULL )
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{
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previousActive = active;
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previousActiveTimeline.setProgress( 0.0 );
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if( dim_by_group )
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{
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if(( w == NULL || w->group() != active->group()) && active->group() != NULL )
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{ // repaint windows that are no longer in the active group
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foreach( EffectWindow* tmp, active->group()->members())
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tmp->addRepaintFull();
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}
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}
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else
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active->addRepaintFull();
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}
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active = w;
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if( active != NULL )
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{
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if( dim_by_group )
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{
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if( active->group() != NULL )
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{ // repaint newly active windows
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foreach( EffectWindow* tmp, active->group()->members())
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tmp->addRepaintFull();
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}
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}
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else
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active->addRepaintFull();
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}
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}
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} // namespace
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