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Diffstat (limited to 'src/qtquick1/util/qdeclarativebehavior.cpp')
| -rw-r--r-- | src/qtquick1/util/qdeclarativebehavior.cpp | 235 |
1 files changed, 0 insertions, 235 deletions
diff --git a/src/qtquick1/util/qdeclarativebehavior.cpp b/src/qtquick1/util/qdeclarativebehavior.cpp deleted file mode 100644 index c10f0816dc..0000000000 --- a/src/qtquick1/util/qdeclarativebehavior.cpp +++ /dev/null @@ -1,235 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the QtDeclarative 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 -** 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, 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: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "QtQuick1/private/qdeclarativebehavior_p.h" - -#include "QtQuick1/private/qdeclarativeanimation_p.h" -#include "QtQuick1/private/qdeclarativetransition_p.h" - -#include <QtDeclarative/qdeclarativecontext.h> -#include <QtDeclarative/qdeclarativeinfo.h> -#include <QtDeclarative/private/qdeclarativeproperty_p.h> -#include <QtDeclarative/private/qdeclarativeguard_p.h> -#include <QtDeclarative/private/qdeclarativeengine_p.h> - -#include <private/qobject_p.h> - -QT_BEGIN_NAMESPACE - - - -class QDeclarative1BehaviorPrivate : public QObjectPrivate -{ - Q_DECLARE_PUBLIC(QDeclarative1Behavior) -public: - QDeclarative1BehaviorPrivate() : animation(0), enabled(true), finalized(false) - , blockRunningChanged(false) {} - - QDeclarativeProperty property; - QVariant currentValue; - QVariant targetValue; - QDeclarativeGuard<QDeclarative1AbstractAnimation> animation; - bool enabled; - bool finalized; - bool blockRunningChanged; -}; - -/*! - \qmlclass Behavior QDeclarative1Behavior - \inqmlmodule QtQuick 1 - \ingroup qml-animation-transition - \since QtQuick 1.0 - \brief The Behavior element allows you to specify a default animation for a property change. - - A Behavior defines the default animation to be applied whenever a - particular property value changes. - - For example, the following Behavior defines a NumberAnimation to be run - whenever the \l Rectangle's \c width value changes. When the MouseArea - is clicked, the \c width is changed, triggering the behavior's animation: - - \snippet doc/src/snippets/qtquick1/behavior.qml 0 - - Note that a property cannot have more than one assigned Behavior. To provide - multiple animations within a Behavior, use ParallelAnimation or - SequentialAnimation. - - If a \l{QML States}{state change} has a \l Transition that matches the same property as a - Behavior, the \l Transition animation overrides the Behavior for that - state change. For general advice on using Behaviors to animate state changes, see - \l{Using QML Behaviors with States}. - - \sa {QML Animation and Transitions}, {declarative/animation/behaviors}{Behavior example}, QtDeclarative -*/ - - -QDeclarative1Behavior::QDeclarative1Behavior(QObject *parent) - : QObject(*(new QDeclarative1BehaviorPrivate), parent) -{ -} - -QDeclarative1Behavior::~QDeclarative1Behavior() -{ -} - -/*! - \qmlproperty Animation QtQuick1::Behavior::animation - \default - - This property holds the animation to run when the behavior is triggered. -*/ - -QDeclarative1AbstractAnimation *QDeclarative1Behavior::animation() -{ - Q_D(QDeclarative1Behavior); - return d->animation; -} - -void QDeclarative1Behavior::setAnimation(QDeclarative1AbstractAnimation *animation) -{ - Q_D(QDeclarative1Behavior); - if (d->animation) { - qmlInfo(this) << tr("Cannot change the animation assigned to a Behavior."); - return; - } - - d->animation = animation; - if (d->animation) { - d->animation->setDefaultTarget(d->property); - d->animation->setDisableUserControl(); - connect(d->animation->qtAnimation(), - SIGNAL(stateChanged(QAbstractAnimation::State,QAbstractAnimation::State)), - this, - SLOT(qtAnimationStateChanged(QAbstractAnimation::State,QAbstractAnimation::State))); - } -} - - -void QDeclarative1Behavior::qtAnimationStateChanged(QAbstractAnimation::State newState,QAbstractAnimation::State) -{ - Q_D(QDeclarative1Behavior); - if (!d->blockRunningChanged) - d->animation->notifyRunningChanged(newState == QAbstractAnimation::Running); -} - - -/*! - \qmlproperty bool QtQuick1::Behavior::enabled - - This property holds whether the behavior will be triggered when the tracked - property changes value. - - By default a Behavior is enabled. -*/ - -bool QDeclarative1Behavior::enabled() const -{ - Q_D(const QDeclarative1Behavior); - return d->enabled; -} - -void QDeclarative1Behavior::setEnabled(bool enabled) -{ - Q_D(QDeclarative1Behavior); - if (d->enabled == enabled) - return; - d->enabled = enabled; - emit enabledChanged(); -} - -void QDeclarative1Behavior::write(const QVariant &value) -{ - Q_D(QDeclarative1Behavior); - qmlExecuteDeferred(this); - if (!d->animation || !d->enabled || !d->finalized) { - QDeclarativePropertyPrivate::write(d->property, value, QDeclarativePropertyPrivate::BypassInterceptor | QDeclarativePropertyPrivate::DontRemoveBinding); - d->targetValue = value; - return; - } - - if (d->animation->isRunning() && value == d->targetValue) - return; - - d->currentValue = d->property.read(); - d->targetValue = value; - - if (d->animation->qtAnimation()->duration() != -1 - && d->animation->qtAnimation()->state() != QAbstractAnimation::Stopped) { - d->blockRunningChanged = true; - d->animation->qtAnimation()->stop(); - } - - QDeclarative1StateOperation::ActionList actions; - QDeclarative1Action action; - action.property = d->property; - action.fromValue = d->currentValue; - action.toValue = value; - actions << action; - - QList<QDeclarativeProperty> after; - d->animation->transition(actions, after, QDeclarative1AbstractAnimation::Forward); - d->animation->qtAnimation()->start(); - d->blockRunningChanged = false; - if (!after.contains(d->property)) - QDeclarativePropertyPrivate::write(d->property, value, QDeclarativePropertyPrivate::BypassInterceptor | QDeclarativePropertyPrivate::DontRemoveBinding); -} - -void QDeclarative1Behavior::setTarget(const QDeclarativeProperty &property) -{ - Q_D(QDeclarative1Behavior); - d->property = property; - d->currentValue = property.read(); - if (d->animation) - d->animation->setDefaultTarget(property); - - QDeclarativeEnginePrivate *engPriv = QDeclarativeEnginePrivate::get(qmlEngine(this)); - engPriv->registerFinalizeCallback(this, this->metaObject()->indexOfSlot("componentFinalized()")); -} - -void QDeclarative1Behavior::componentFinalized() -{ - Q_D(QDeclarative1Behavior); - d->finalized = true; -} - - - -QT_END_NAMESPACE |