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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QXCBKEYBOARD_H
#define QXCBKEYBOARD_H
#include "qxcbobject.h"
#include <xcb/xcb_keysyms.h>
#include <xkbcommon/xkbcommon.h>
#ifndef QT_NO_XKB
#include <xkbcommon/xkbcommon-x11.h>
#endif
#include <QEvent>
QT_BEGIN_NAMESPACE
class QWindow;
class QXcbKeyboard : public QXcbObject
{
public:
QXcbKeyboard(QXcbConnection *connection);
~QXcbKeyboard();
void handleKeyPressEvent(const xcb_key_press_event_t *event);
void handleKeyReleaseEvent(const xcb_key_release_event_t *event);
void handleMappingNotifyEvent(const void *event);
Qt::KeyboardModifiers translateModifiers(int s) const;
void updateKeymap();
QList<int> possibleKeys(const QKeyEvent *e) const;
// when XKEYBOARD not present on the X server
void updateXKBMods();
quint32 xkbModMask(quint16 state);
void updateXKBStateFromCore(quint16 state);
#ifndef QT_NO_XKB
// when XKEYBOARD is present on the X server
int coreDeviceId() const { return core_device_id; }
void updateXKBState(xcb_xkb_state_notify_event_t *state);
#endif
protected:
void handleKeyEvent(xcb_window_t sourceWindow, QEvent::Type type, xcb_keycode_t code, quint16 state, xcb_timestamp_t time);
void resolveMaskConflicts();
QString lookupString(struct xkb_state *state, xcb_keycode_t code) const;
int keysymToQtKey(xcb_keysym_t keysym) const;
int keysymToQtKey(xcb_keysym_t keysym, Qt::KeyboardModifiers &modifiers, QString text) const;
void printKeymapError(const char *error) const;
void readXKBConfig();
void clearXKBConfig();
// when XKEYBOARD not present on the X server
void updateModifiers();
// when XKEYBOARD is present on the X server
void updateVModMapping();
void updateVModToRModMapping();
private:
bool m_config;
xcb_keycode_t m_autorepeat_code;
struct xkb_context *xkb_context;
struct xkb_keymap *xkb_keymap;
struct xkb_state *xkb_state;
struct xkb_rule_names xkb_names;
struct _mod_masks {
uint alt;
uint altgr;
uint meta;
uint super;
uint hyper;
};
_mod_masks rmod_masks;
// when XKEYBOARD not present on the X server
xcb_key_symbols_t *m_key_symbols;
struct _xkb_mods {
xkb_mod_index_t shift;
xkb_mod_index_t lock;
xkb_mod_index_t control;
xkb_mod_index_t mod1;
xkb_mod_index_t mod2;
xkb_mod_index_t mod3;
xkb_mod_index_t mod4;
xkb_mod_index_t mod5;
};
_xkb_mods xkb_mods;
#ifndef QT_NO_XKB
// when XKEYBOARD is present on the X server
_mod_masks vmod_masks;
int core_device_id;
#endif
};
QT_END_NAMESPACE
#endif
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