kwin/effects/kscreen/kscreen.h
Martin Gräßlin 76c207df09 Helper effect for KScreen integration
This effect is controlled by KScreen. It fades out all windows when
KScreen requests this and gives feedback to KScreen once all windows are
faded out. This allows KScreen to adjust the screens in a flicker free
way.

REVIEW: 110661
BUG: 319994
FIXED-IN: 4.11
2013-06-04 17:06:42 +02:00

64 lines
1.8 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2013 Martin Gräßlin <mgraesslin@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/>.
*********************************************************************/
#ifndef KWIN_KSCREEN_H
#define KWIN_KSCREEN_H
#include <kwineffects.h>
// Qt
#include <QTimeLine>
namespace KWin
{
class KscreenEffect : public Effect
{
Q_OBJECT
public:
KscreenEffect();
virtual ~KscreenEffect();
virtual void prePaintScreen(ScreenPrePaintData &data, int time);
virtual void postPaintScreen();
virtual void prePaintWindow(EffectWindow *w, WindowPrePaintData &data, int time);
virtual void paintWindow(EffectWindow *w, int mask, QRegion region, WindowPaintData &data);
void reconfigure(ReconfigureFlags flags);
virtual bool isActive() const;
private Q_SLOTS:
void propertyNotify(KWin::EffectWindow *window, long atom);
private:
void switchState();
enum FadeOutState {
StateNormal,
StateFadingOut,
StateFadedOut,
StateFadingIn
};
QTimeLine m_timeLine;
FadeOutState m_state;
xcb_atom_t m_atom;
};
} // namespace KWin
#endif // KWIN_KSCREEN_H