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/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtGui module 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QXKBCOMMON_P_H
#define QXKBCOMMON_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtCore/QString>
#include <QtCore/QVector>
#include <QtCore/QLoggingCategory>
#include <QtCore/QList>
#include <xkbcommon/xkbcommon.h>
#include <memory>
QT_BEGIN_NAMESPACE
Q_DECLARE_LOGGING_CATEGORY(lcXkbcommon)
class QEvent;
class QKeyEvent;
class QPlatformInputContext;
class QXkbCommon
{
public:
static QString lookupString(struct xkb_state *state, xkb_keycode_t code);
static QString lookupStringNoKeysymTransformations(xkb_keysym_t keysym);
static QVector<xkb_keysym_t> toKeysym(QKeyEvent *event);
static int keysymToQtKey(xkb_keysym_t keysym, Qt::KeyboardModifiers modifiers);
static int keysymToQtKey(xkb_keysym_t keysym, Qt::KeyboardModifiers modifiers,
xkb_state *state, xkb_keycode_t code,
bool superAsMeta = false, bool hyperAsMeta = false);
// xkbcommon_* API is part of libxkbcommon internals, with modifications as
// desribed in the header of the implementation file.
static void xkbcommon_XConvertCase(xkb_keysym_t sym, xkb_keysym_t *lower, xkb_keysym_t *upper);
static xkb_keysym_t qxkbcommon_xkb_keysym_to_upper(xkb_keysym_t ks);
static Qt::KeyboardModifiers modifiers(struct xkb_state *state);
static QList<int> possibleKeys(xkb_state *state, const QKeyEvent *event,
bool superAsMeta = false, bool hyperAsMeta = false);
static void verifyHasLatinLayout(xkb_keymap *keymap);
static xkb_keysym_t lookupLatinKeysym(xkb_state *state, xkb_keycode_t keycode);
static bool isLatin(xkb_keysym_t sym) {
return ((sym >= 'a' && sym <= 'z') || (sym >= 'A' && sym <= 'Z'));
}
static bool isKeypad(xkb_keysym_t sym) {
return sym >= XKB_KEY_KP_Space && sym <= XKB_KEY_KP_9;
}
static void setXkbContext(QPlatformInputContext *inputContext, struct xkb_context *context);
struct XKBStateDeleter {
void operator()(struct xkb_state *state) const { return xkb_state_unref(state); }
};
struct XKBKeymapDeleter {
void operator()(struct xkb_keymap *keymap) const { return xkb_keymap_unref(keymap); }
};
struct XKBContextDeleter {
void operator()(struct xkb_context *context) const { return xkb_context_unref(context); }
};
using ScopedXKBState = std::unique_ptr<struct xkb_state, XKBStateDeleter>;
using ScopedXKBKeymap = std::unique_ptr<struct xkb_keymap, XKBKeymapDeleter>;
using ScopedXKBContext = std::unique_ptr<struct xkb_context, XKBContextDeleter>;
};
QT_END_NAMESPACE
#endif // QXKBCOMMON_P_H
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