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113 lines
3 KiB
C++
113 lines
3 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Copyright (C) 2016-2020 Ivailo Monev
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**
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** This file is part of the QtGui module of the Katie Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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**
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** GNU Lesser General Public License Usage
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** This file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "qapplication.h"
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#include "qobject_p.h"
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#include "qkeymapper_p.h"
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#include "qwidget.h"
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QT_BEGIN_NAMESPACE
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/*!
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\class QKeyMapper
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\since 4.2
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\internal
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\sa QObject
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*/
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/*!
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Constructs a new key mapper.
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*/
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QKeyMapper::QKeyMapper()
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: QObject(*new QKeyMapperPrivate, 0)
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{
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}
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/*!
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Destroys the key mapper.
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*/
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QKeyMapper::~QKeyMapper()
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{
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}
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QList<int> QKeyMapper::possibleKeys(QKeyEvent *e)
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{
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QList<int> result;
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if (!e->nativeScanCode()) {
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if (e->key() && (e->key() != Qt::Key_unknown))
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result << int(e->key() + e->modifiers());
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else if (!e->text().isEmpty())
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result << int(e->text().at(0).unicode() + e->modifiers());
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return result;
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}
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return instance()->d_func()->possibleKeys(e);
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}
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extern bool qt_sendSpontaneousEvent(QObject *receiver, QEvent *event); // in qapplication_*.cpp
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void QKeyMapper::changeKeyboard()
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{
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instance()->d_func()->clearMappings();
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// inform all toplevel widgets of the change
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QEvent e(QEvent::KeyboardLayoutChange);
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QWidgetList list = QApplication::topLevelWidgets();
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for (int i = 0; i < list.size(); ++i) {
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QWidget *w = list.at(i);
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qt_sendSpontaneousEvent(w, &e);
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}
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}
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Q_GLOBAL_STATIC(QKeyMapper, keymapper)
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/*!
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Returns the pointer to the single instance of QKeyMapper in the application.
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If none yet exists, the function ensures that one is created.
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*/
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QKeyMapper *QKeyMapper::instance()
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{
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return keymapper();
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}
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QKeyMapperPrivate *qt_keymapper_private()
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{
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return QKeyMapper::instance()->d_func();
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}
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QT_END_NAMESPACE
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#include "moc_qkeymapper_p.h"
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