/**************************************************************************** | |
** | |
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
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** Contact: Nokia Corporation (qt-info@nokia.com) | |
** | |
** This file is part of the QtGui module of the Qt Toolkit. | |
** | |
** $QT_BEGIN_LICENSE:LGPL$ | |
** GNU Lesser General Public License Usage | |
** This file may be used under the terms of the GNU Lesser General Public | |
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** file. Please review the following information to ensure the GNU Lesser | |
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** | |
** In addition, as a special exception, Nokia gives you certain additional | |
** rights. These rights are described in the Nokia 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: | |
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** Other Usage | |
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** $QT_END_LICENSE$ | |
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****************************************************************************/ | |
#include <QtCore/qpropertyanimation.h> | |
#include <QtGui/qwidget.h> | |
#include <QtGui/private/qmainwindowlayout_p.h> | |
#include "qwidgetanimator_p.h" | |
QT_BEGIN_NAMESPACE | |
QWidgetAnimator::QWidgetAnimator(QMainWindowLayout *layout) : m_mainWindowLayout(layout) | |
{ | |
} | |
void QWidgetAnimator::abort(QWidget *w) | |
{ | |
#ifndef QT_NO_ANIMATION | |
AnimationMap::iterator it = m_animation_map.find(w); | |
if (it == m_animation_map.end()) | |
return; | |
QPropertyAnimation *anim = *it; | |
m_animation_map.erase(it); | |
anim->stop(); | |
#ifndef QT_NO_MAINWINDOW | |
m_mainWindowLayout->animationFinished(w); | |
#endif | |
#else | |
Q_UNUSED(w); //there is no animation to abort | |
#endif //QT_NO_ANIMATION | |
} | |
#ifndef QT_NO_ANIMATION | |
void QWidgetAnimator::animationFinished() | |
{ | |
QPropertyAnimation *anim = qobject_cast<QPropertyAnimation*>(sender()); | |
abort(static_cast<QWidget*>(anim->targetObject())); | |
} | |
#endif //QT_NO_ANIMATION | |
void QWidgetAnimator::animate(QWidget *widget, const QRect &_final_geometry, bool animate) | |
{ | |
QRect r = widget->geometry(); | |
if (r.right() < 0 || r.bottom() < 0) | |
r = QRect(); | |
animate = animate && !r.isNull() && !_final_geometry.isNull(); | |
// might make the wigdet go away by sending it to negative space | |
const QRect final_geometry = _final_geometry.isValid() || widget->isWindow() ? _final_geometry : | |
QRect(QPoint(-500 - widget->width(), -500 - widget->height()), widget->size()); | |
#ifndef QT_NO_ANIMATION | |
AnimationMap::const_iterator it = m_animation_map.constFind(widget); | |
if (it != m_animation_map.constEnd() && (*it)->endValue().toRect() == final_geometry) | |
return; | |
QPropertyAnimation *anim = new QPropertyAnimation(widget, "geometry", widget); | |
anim->setDuration(animate ? 200 : 0); | |
anim->setEasingCurve(QEasingCurve::InOutQuad); | |
anim->setEndValue(final_geometry); | |
m_animation_map[widget] = anim; | |
connect(anim, SIGNAL(finished()), SLOT(animationFinished())); | |
anim->start(QPropertyAnimation::DeleteWhenStopped); | |
#else | |
//we do it in one shot | |
widget->setGeometry(final_geometry); | |
#ifndef QT_NO_MAINWINDOW | |
m_mainWindowLayout->animationFinished(widget); | |
#endif //QT_NO_MAINWINDOW | |
#endif //QT_NO_ANIMATION | |
} | |
bool QWidgetAnimator::animating() const | |
{ | |
return !m_animation_map.isEmpty(); | |
} | |
QT_END_NAMESPACE |