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Diffstat (limited to 'src/quick/util/qdeclarativestateoperations.cpp')
-rw-r--r-- | src/quick/util/qdeclarativestateoperations.cpp | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/src/quick/util/qdeclarativestateoperations.cpp b/src/quick/util/qdeclarativestateoperations.cpp new file mode 100644 index 0000000000..d8a5369568 --- /dev/null +++ b/src/quick/util/qdeclarativestateoperations.cpp @@ -0,0 +1,158 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** 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 "qdeclarativestateoperations_p.h" + +#include <qdeclarative.h> +#include <qdeclarativecontext.h> +#include <qdeclarativeexpression.h> +#include <qdeclarativeinfo.h> +#include <private/qdeclarativeguard_p.h> +#include <private/qdeclarativecontext_p.h> +#include <private/qdeclarativeproperty_p.h> +#include <private/qdeclarativebinding_p.h> +#include "qdeclarativestate_p_p.h" + +#include <QtCore/qdebug.h> +#include <QtCore/qmath.h> + +#include <private/qobject_p.h> + +QT_BEGIN_NAMESPACE + +class QDeclarativeStateChangeScriptPrivate : public QDeclarativeStateOperationPrivate +{ +public: + QDeclarativeStateChangeScriptPrivate() {} + + QDeclarativeScriptString script; + QString name; +}; + +/*! + \qmlclass StateChangeScript QDeclarativeStateChangeScript + \inqmlmodule QtQuick 2 + \ingroup qml-state-elements + \brief The StateChangeScript element allows you to run a script in a state. + + A StateChangeScript is run upon entering a state. You can optionally use + ScriptAction to specify the point in the transition at which + the StateChangeScript should to be run. + + \snippet snippets/declarative/states/statechangescript.qml state and transition + + \sa ScriptAction +*/ + +QDeclarativeStateChangeScript::QDeclarativeStateChangeScript(QObject *parent) +: QDeclarativeStateOperation(*(new QDeclarativeStateChangeScriptPrivate), parent) +{ +} + +QDeclarativeStateChangeScript::~QDeclarativeStateChangeScript() +{ +} + +/*! + \qmlproperty script QtQuick2::StateChangeScript::script + This property holds the script to run when the state is current. +*/ +QDeclarativeScriptString QDeclarativeStateChangeScript::script() const +{ + Q_D(const QDeclarativeStateChangeScript); + return d->script; +} + +void QDeclarativeStateChangeScript::setScript(const QDeclarativeScriptString &s) +{ + Q_D(QDeclarativeStateChangeScript); + d->script = s; +} + +/*! + \qmlproperty string QtQuick2::StateChangeScript::name + This property holds the name of the script. This name can be used by a + ScriptAction to target a specific script. + + \sa ScriptAction::scriptName +*/ +QString QDeclarativeStateChangeScript::name() const +{ + Q_D(const QDeclarativeStateChangeScript); + return d->name; +} + +void QDeclarativeStateChangeScript::setName(const QString &n) +{ + Q_D(QDeclarativeStateChangeScript); + d->name = n; +} + +void QDeclarativeStateChangeScript::execute(Reason) +{ + Q_D(QDeclarativeStateChangeScript); + if (!d->script.script().isEmpty()) { + QDeclarativeExpression expr(d->script); + expr.evaluate(); + if (expr.hasError()) + qmlInfo(this, expr.error()); + } +} + +QDeclarativeStateChangeScript::ActionList QDeclarativeStateChangeScript::actions() +{ + ActionList rv; + QDeclarativeAction a; + a.event = this; + rv << a; + return rv; +} + +QString QDeclarativeStateChangeScript::typeName() const +{ + return QLatin1String("StateChangeScript"); +} + + +#include <moc_qdeclarativestateoperations_p.cpp> + +QT_END_NAMESPACE + |