0795ae89ac
EffectsHandlerImpl connects to the Workspace signal clientActivated. The emitting of the signal is slightly moved from before the activation logic to after the activation logic. This might change behavior in the scripting component, but the previous code looked wrong.
110 lines
3.7 KiB
C++
110 lines
3.7 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) 2006 Rivo Laks <rivolaks@hot.ee>
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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 "dialogparent.h"
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namespace KWin
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{
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KWIN_EFFECT(dialogparent, DialogParentEffect)
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DialogParentEffect::DialogParentEffect()
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{
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reconfigure(ReconfigureAll);
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connect(effects, SIGNAL(windowClosed(EffectWindow*)), this, SLOT(slotWindowClosed(EffectWindow*)));
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connect(effects, SIGNAL(windowActivated(EffectWindow*)), this, SLOT(slotWindowActivated(EffectWindow*)));
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}
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void DialogParentEffect::reconfigure(ReconfigureFlags)
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{
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// How long does it take for the effect to get it's full strength (in ms)
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changeTime = animationTime(200);
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}
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void DialogParentEffect::prePaintWindow(EffectWindow* w, WindowPrePaintData& data, int time)
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{
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// Check if this window has a modal dialog and change the window's
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// effect's strength accordingly
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bool hasDialog = w->findModal() != NULL;
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if (hasDialog) {
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// Increase effect strength of this window
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effectStrength[w] = qMin(1.0, effectStrength[w] + time / changeTime);
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} else {
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effectStrength[w] = qMax(0.0, effectStrength[w] - time / changeTime);
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}
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// Call the next effect
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effects->prePaintWindow(w, data, time);
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}
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void DialogParentEffect::paintWindow(EffectWindow* w, int mask, QRegion region, WindowPaintData& data)
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{
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double s = effectStrength[w];
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if (s > 0.0f) {
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// Brightness will be within [1.0; 0.6]
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data.brightness *= (1.0 - s * 0.4);
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// Saturation within [1.0; 0.4]
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data.saturation *= (1.0 - s * 0.6);
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}
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// Call the next effect.
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effects->paintWindow(w, mask, region, data);
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}
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void DialogParentEffect::postPaintWindow(EffectWindow* w)
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{
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double s = effectStrength[w];
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// If strength is between 0 and 1, the effect is still in progress and the
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// window has to be repainted during the next pass
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if (s > 0.0 && s < 1.0)
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w->addRepaintFull(); // trigger next animation repaint
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// Call the next effect.
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effects->postPaintWindow(w);
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}
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void DialogParentEffect::slotWindowActivated(EffectWindow* w)
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{
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// If this window is a dialog, we need to repaint it's parent window, so
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// that the effect could be run for it
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// Set the window to be faded (or NULL if no window is active).
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if (w && w->isModal()) {
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// w is a modal dialog
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EffectWindowList mainwindows = w->mainWindows();
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foreach (EffectWindow * parent, mainwindows)
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parent->addRepaintFull();
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}
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}
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void DialogParentEffect::slotWindowClosed(EffectWindow* w)
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{
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// If this window is a dialog, we need to repaint it's parent window, so
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// that the effect could be run for it
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// Set the window to be faded (or NULL if no window is active).
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if (w && w->isModal()) {
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// w is a modal dialog
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EffectWindowList mainwindows = w->mainWindows();
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foreach (EffectWindow * parent, mainwindows)
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parent->addRepaintFull();
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}
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}
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} // namespace
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