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57 lines
1.7 KiB
57 lines
1.7 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) 2006 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 "kwinglobals.h" |
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#include <config-X11.h> |
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#include <assert.h> |
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#include <X11/Xlib.h> |
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#include <X11/extensions/shape.h> |
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#include <X11/extensions/Xdamage.h> |
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#include <X11/extensions/Xrandr.h> |
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#ifdef HAVE_XSYNC |
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#include <X11/extensions/sync.h> |
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#endif |
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namespace KWin |
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{ |
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void Extensions::init() |
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{ |
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static bool initPerformed = false; |
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if (initPerformed) { |
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return; |
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} |
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// it seems like no events are delivered to XLib when the extension is not queried |
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int event_base, error_base; |
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XShapeQueryExtension(display(), &event_base, &error_base); |
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XRRQueryExtension(display(), &event_base, &error_base); |
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XDamageQueryExtension(display(), &event_base, &error_base); |
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#ifdef HAVE_XSYNC |
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XSyncQueryExtension(display(), &event_base, &error_base); |
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#endif |
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initPerformed = true; |
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} |
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} // namespace |
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