kwin/x11windowed_backend.h
Martin Gräßlin e1ae0b8bc4 [wayland] Create OpenGLBackend through the AbstractBackend
Replaces casting logic in the SceneOpenGL. Now the create is delegated
to the backend allowing also to move the ifdef logic to where it belongs.
2015-04-01 11:05:45 +02:00

97 lines
2.7 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2015 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_X11WINDOWED_BACKEND_H
#define KWIN_X11WINDOWED_BACKEND_H
#include "abstract_backend.h"
#include <kwin_export.h>
#include <QObject>
#include <QSize>
#include <xcb/xcb.h>
struct _XDisplay;
typedef struct _XDisplay Display;
namespace KWin
{
class KWIN_EXPORT X11WindowedBackend : public AbstractBackend
{
Q_OBJECT
Q_PROPERTY(QSize size READ size NOTIFY sizeChanged)
public:
X11WindowedBackend(const QByteArray &display, const QSize &size, QObject *parent);
virtual ~X11WindowedBackend();
xcb_connection_t *connection() const {
return m_connection;
}
int screenNumer() const {
return m_screenNumber;
}
xcb_window_t window() const {
return m_window;
}
Display *display() const {
return m_display;
}
xcb_window_t rootWindow() const;
bool isValid() const {
return m_connection != nullptr && m_window != XCB_WINDOW_NONE;
}
QSize size() const {
return m_size;
}
void installCursorFromServer() override;
Screens *createScreens(QObject *parent = nullptr) override;
OpenGLBackend *createOpenGLBackend() override;
Q_SIGNALS:
void sizeChanged();
private:
void createWindow();
void startEventReading();
void handleEvent(xcb_generic_event_t *event);
void handleClientMessage(xcb_client_message_event_t *event);
void handleButtonPress(xcb_button_press_event_t *event);
void handleExpose(xcb_expose_event_t *event);
void updateSize(xcb_configure_notify_event_t *event);
xcb_connection_t *m_connection = nullptr;
xcb_screen_t *m_screen = nullptr;
int m_screenNumber = 0;
xcb_window_t m_window = XCB_WINDOW_NONE;
QSize m_size;
xcb_atom_t m_protocols = XCB_ATOM_NONE;
xcb_atom_t m_deleteWindowProtocol = XCB_ATOM_NONE;
xcb_cursor_t m_cursor = XCB_CURSOR_NONE;
Display *m_display = nullptr;
};
}
#endif