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110 lines
3.4 KiB
110 lines
3.4 KiB
/******************************************************************** |
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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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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 "logout.h" |
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#include "kwinglutils.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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char net_wm_cm_name[ 100 ]; |
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sprintf( net_wm_cm_name, "_NET_WM_CM_S%d", DefaultScreen( display())); |
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Atom net_wm_cm = XInternAtom( display(), net_wm_cm_name, False ); |
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Window sel = XGetSelectionOwner( display(), net_wm_cm ); |
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Atom hack = XInternAtom( display(), "_KWIN_LOGOUT_EFFECT", False ); |
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XChangeProperty( display(), sel, hack, hack, 8, PropModeReplace, (unsigned char*)&hack, 1 ); |
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// the atom is not removed when effect is destroyed, this is temporary anyway |
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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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progress = qBound( 0., progress + time / 2000., 1. ); |
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else if( progress != 0 ) |
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progress = qBound( 0., progress - time / 500., 1. ); |
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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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// When saturation isn't supported then reduce brightness a bit more |
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#ifdef KWIN_HAVE_OPENGL_COMPOSITING |
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if( effects->compositingType() == OpenGLCompositing && GLTexture::saturationSupported() ) |
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{ |
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data.saturation *= ( 1 - progress * 0.8 ); |
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data.brightness *= ( 1 - progress * 0.3 ); |
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} |
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else |
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#endif |
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{ |
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data.brightness *= ( 1 - progress * 0.6 ); |
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} |
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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( progress != 0 && 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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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" |
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&& ( w->windowRole() == "logoutdialog" || w->windowRole() == "logouteffect" )) |
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{ |
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return true; |
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} |
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return false; |
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} |
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} // namespace
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