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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Copyright (C) 2013 Klarälvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Compositor.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTWAYLAND_QWLKEYBOARD_P_H
#define QTWAYLAND_QWLKEYBOARD_P_H
#include <QtCompositor/qwaylandexport.h>
#include <QtCompositor/qwaylandinput.h>
#include <QObject>
#include <QtCompositor/private/qwayland-server-wayland.h>
#include <QtCore/QVector>
#ifndef QT_NO_WAYLAND_XKB
#include <xkbcommon/xkbcommon.h>
#endif
#include "qwllistener_p.h"
QT_BEGIN_NAMESPACE
namespace QtWayland {
class Compositor;
class InputDevice;
class Surface;
class Keyboard;
class Q_COMPOSITOR_EXPORT KeyboardGrabber {
public:
virtual ~KeyboardGrabber();
virtual void focused(Surface *surface) = 0;
virtual void key(uint32_t serial, uint32_t time, uint32_t key, uint32_t state) = 0;
virtual void modifiers(uint32_t serial, uint32_t mods_depressed,
uint32_t mods_latched, uint32_t mods_locked, uint32_t group) = 0;
Keyboard *m_keyboard;
};
class Q_COMPOSITOR_EXPORT Keyboard : public QObject, public QtWaylandServer::wl_keyboard, public KeyboardGrabber
{
Q_OBJECT
public:
Keyboard(Compositor *compositor, InputDevice *seat);
~Keyboard();
void setFocus(Surface *surface);
void setKeymap(const QWaylandKeymap &keymap);
void sendKeyModifiers(Resource *resource, uint32_t serial);
void sendKeyPressEvent(uint code);
void sendKeyReleaseEvent(uint code);
Surface *focus() const;
Resource *focusResource() const;
void focused(Surface* surface);
void key(uint32_t serial, uint32_t time, uint32_t key, uint32_t state);
void modifiers(uint32_t serial, uint32_t mods_depressed,
uint32_t mods_latched, uint32_t mods_locked, uint32_t group);
void keyEvent(uint code, uint32_t state);
void updateModifierState(uint code, uint32_t state);
void updateKeymap();
void startGrab(KeyboardGrabber *grab);
void endGrab();
KeyboardGrabber *currentGrab() const;
#ifndef QT_NO_WAYLAND_XKB
struct xkb_state *xkbState() const { return m_state; }
uint32_t xkbModsMask() const { return m_modsDepressed | m_modsLatched | m_modsLocked; }
#endif
Q_SIGNALS:
void focusChanged(Surface *surface);
protected:
void keyboard_bind_resource(Resource *resource);
void keyboard_destroy_resource(Resource *resource);
void keyboard_release(Resource *resource) Q_DECL_OVERRIDE;
private:
void sendKeyEvent(uint code, uint32_t state);
void focusDestroyed(void *data);
#ifndef QT_NO_WAYLAND_XKB
void initXKB();
void createXKBKeymap();
void createXKBState(xkb_keymap *keymap);
#endif
Compositor *m_compositor;
InputDevice *m_seat;
KeyboardGrabber* m_grab;
Surface *m_focus;
Resource *m_focusResource;
WlListener m_focusDestroyListener;
QVector<uint32_t> m_keys;
uint32_t m_modsDepressed;
uint32_t m_modsLatched;
uint32_t m_modsLocked;
uint32_t m_group;
QWaylandKeymap m_keymap;
bool m_pendingKeymap;
#ifndef QT_NO_WAYLAND_XKB
size_t m_keymap_size;
int m_keymap_fd;
char *m_keymap_area;
struct xkb_context *m_context;
struct xkb_state *m_state;
#endif
};
} // namespace QtWayland
QT_END_NAMESPACE
#endif // QTWAYLAND_QWLKEYBOARD_P_H
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