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87 lines
2.4 KiB
87 lines
2.4 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) 2014 Fredrik Höglund <fredrik@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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#ifndef X11EVENTFILTER_H |
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#define X11EVENTFILTER_H |
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#include <xcb/xcb.h> |
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#include <QVector> |
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#include <kwin_export.h> |
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namespace KWin |
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{ |
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class KWIN_EXPORT X11EventFilter |
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{ |
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public: |
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/** |
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* Creates an event filter for the given event type. |
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*/ |
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X11EventFilter(int eventType, int opcode = 0, int genericEventType = 0); |
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X11EventFilter(int eventType, int opcode, const QVector<int> &genericEventTypes); |
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X11EventFilter(const QVector<int> &eventTypes); |
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/** |
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* Destroys the event filter. |
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*/ |
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virtual ~X11EventFilter(); |
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/** |
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* Returns the type of events to filter. |
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*/ |
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QVector<int> eventTypes() const { return m_eventTypes; } |
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/** |
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* Returns the major opcode of the extension. |
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* |
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* Only used when the event type is XCB_GE_GENERIC. |
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*/ |
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int extension() const { return m_extension; } |
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/** |
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* Returns the types of generic events to filter. |
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* |
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* Only used when the event type is XCB_GE_GENERIC. |
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*/ |
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QVector<int> genericEventTypes() const { return m_genericEventTypes; } |
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/** |
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* This method is called for every event of the filtered type. |
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* |
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* Return true to accept the event and stop further processing, and false otherwise. |
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*/ |
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virtual bool event(xcb_generic_event_t *event) = 0; |
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/** |
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* Whether the event filter is for XCB_GE_GENERIC events. |
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**/ |
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bool isGenericEvent() const; |
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private: |
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QVector<int> m_eventTypes; |
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int m_extension; |
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QVector<int> m_genericEventTypes; |
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}; |
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} // namespace KWin |
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#endif
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