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-rw-r--r--src/qtdesktop/qtexclusivegroup.cpp110
1 files changed, 0 insertions, 110 deletions
diff --git a/src/qtdesktop/qtexclusivegroup.cpp b/src/qtdesktop/qtexclusivegroup.cpp
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--- a/src/qtdesktop/qtexclusivegroup.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/legal
-**
-** This file is part of the Qt Components project.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** 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 Digia Plc and its Subsidiary(-ies) 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."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "qtexclusivegroup_p.h"
-
-#include <QtCore/QVariant>
-#include "qdebug.h"
-
-#define CHECKED_PROPERTY "checked"
-
-static const char *checkableSignals[] = {
- CHECKED_PROPERTY"Changed()",
- "toggled(bool)",
- "toggled()",
- 0
-};
-
-QtExclusiveGroup::QtExclusiveGroup(QObject *parent)
- : QObject(parent)
-{
- int index = metaObject()->indexOfMethod("updateCurrent()");
- m_updateCurrentMethod = metaObject()->method(index);
-}
-
-void QtExclusiveGroup::setCurrent(QObject * o)
-{
- if (m_current == o)
- return;
-
- if (m_current)
- m_current->setProperty(CHECKED_PROPERTY, QVariant(false));
- m_current = o;
- if (m_current)
- m_current->setProperty(CHECKED_PROPERTY, QVariant(true));
- emit currentChanged();
-}
-
-void QtExclusiveGroup::updateCurrent()
-{
- QObject *checkable = sender();
- QVariant checkedVariant = checkable->property(CHECKED_PROPERTY);
- if (checkedVariant.isValid() && checkedVariant.toBool())
- setCurrent(checkable);
-}
-
-void QtExclusiveGroup::registerCheckable(QObject *o)
-{
- for (const char **signalName = checkableSignals; *signalName; signalName++) {
- int signalIndex = o->metaObject()->indexOfSignal(*signalName);
- if (signalIndex != -1) {
- QMetaMethod signalMethod = o->metaObject()->method(signalIndex);
- connect(o, signalMethod, this, m_updateCurrentMethod, Qt::UniqueConnection);
- connect(o, SIGNAL(destroyed(QObject*)), this, SLOT(unregisterCheckable(QObject*)), Qt::UniqueConnection);
- return;
- }
- }
-
- qWarning() << "QtExclusiveGroup::registerCheckable(): Cannot register" << o;
-}
-
-void QtExclusiveGroup::unregisterCheckable(QObject *o)
-{
- for (const char **signalName = checkableSignals; *signalName; signalName++) {
- int signalIndex = o->metaObject()->indexOfSignal(*signalName);
- if (signalIndex != -1) {
- QMetaMethod signalMethod = o->metaObject()->method(signalIndex);
- if (disconnect(o, signalMethod, this, m_updateCurrentMethod)) {
- disconnect(o, SIGNAL(destroyed(QObject*)), this, SLOT(unregisterCheckable(QObject*)));
- break;
- }
- }
- }
-}