kwin/plugins/platforms/x11/standalone/windowselector.h
2020-08-07 19:57:56 +00:00

59 lines
1.5 KiB
C++

/*
KWin - the KDE window manager
This file is part of the KDE project.
SPDX-FileCopyrightText: 1999, 2000 Matthias Ettrich <ettrich@kde.org>
SPDX-FileCopyrightText: 2003 Lubos Lunak <l.lunak@kde.org>
SPDX-FileCopyrightText: 2012 Martin Gräßlin <mgraesslin@kde.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef KWIN_WINDOWSELECTOR_H
#define KWIN_WINDOWSELECTOR_H
#include "x11eventfilter.h"
#include <xcb/xcb.h>
#include <functional>
class QPoint;
namespace KWin
{
class Toplevel;
class WindowSelector : public X11EventFilter
{
public:
WindowSelector();
~WindowSelector() override;
void start(std::function<void(KWin::Toplevel*)> callback, const QByteArray &cursorName);
void start(std::function<void (const QPoint &)> callback);
bool isActive() const {
return m_active;
}
void processEvent(xcb_generic_event_t *event);
bool event(xcb_generic_event_t *event) override;
private:
xcb_cursor_t createCursor(const QByteArray &cursorName);
void release();
void selectWindowUnderPointer();
void handleKeyPress(xcb_keycode_t keycode, uint16_t state);
void handleButtonRelease(xcb_button_t button, xcb_window_t window);
void selectWindowId(xcb_window_t window_to_kill);
bool activate(const QByteArray &cursorName = QByteArray());
void cancelCallback();
bool m_active;
std::function<void(KWin::Toplevel*)> m_callback;
std::function<void(const QPoint &)> m_pointSelectionFallback;
};
} // namespace
#endif