1e3013b58c
The backend is prepared for managing multiple x11 windows. Currently it's still only one window, but it's all internally working through the architecture for multiple windows.
110 lines
3.4 KiB
C++
110 lines
3.4 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;
|
|
typedef struct _XCBKeySymbols xcb_key_symbols_t;
|
|
class NETWinInfo;
|
|
|
|
namespace KWin
|
|
{
|
|
|
|
class KWIN_EXPORT X11WindowedBackend : public AbstractBackend
|
|
{
|
|
Q_OBJECT
|
|
Q_INTERFACES(KWin::AbstractBackend)
|
|
Q_PLUGIN_METADATA(IID "org.kde.kwin.AbstractBackend" FILE "x11.json")
|
|
Q_PROPERTY(QSize size READ screenSize NOTIFY sizeChanged)
|
|
public:
|
|
X11WindowedBackend(QObject *parent = nullptr);
|
|
virtual ~X11WindowedBackend();
|
|
void init() override;
|
|
QVector<QRect> screenGeometries() const override;
|
|
|
|
xcb_connection_t *connection() const {
|
|
return m_connection;
|
|
}
|
|
int screenNumer() const {
|
|
return m_screenNumber;
|
|
}
|
|
xcb_window_t window() const {
|
|
return windowForScreen(0);
|
|
}
|
|
xcb_window_t windowForScreen(int screen) const;
|
|
Display *display() const {
|
|
return m_display;
|
|
}
|
|
xcb_window_t rootWindow() const;
|
|
|
|
void installCursorFromServer() override;
|
|
void installCursorImage(Qt::CursorShape shape) override;
|
|
|
|
Screens *createScreens(QObject *parent = nullptr) override;
|
|
OpenGLBackend *createOpenGLBackend() override;
|
|
QPainterBackend* createQPainterBackend() override;
|
|
void warpPointer(const QPointF &globalPos) override;
|
|
|
|
Q_SIGNALS:
|
|
void sizeChanged();
|
|
|
|
private:
|
|
void createWindow();
|
|
void startEventReading();
|
|
void grabKeyboard(xcb_timestamp_t time);
|
|
void updateWindowTitle();
|
|
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);
|
|
void createCursor(const QImage &img, const QPoint &hotspot);
|
|
|
|
xcb_connection_t *m_connection = nullptr;
|
|
xcb_screen_t *m_screen = nullptr;
|
|
xcb_key_symbols_t *m_keySymbols = nullptr;
|
|
int m_screenNumber = 0;
|
|
struct Output {
|
|
xcb_window_t window = XCB_WINDOW_NONE;
|
|
QSize size;
|
|
QPoint xPosition;
|
|
QPoint internalPosition;
|
|
NETWinInfo *winInfo = nullptr;
|
|
};
|
|
QVector<Output> m_windows;
|
|
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;
|
|
bool m_keyboardGrabbed = false;
|
|
};
|
|
|
|
}
|
|
|
|
#endif
|