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Diffstat (limited to 'src/quick/items/qquickloader_p.h')
-rw-r--r-- | src/quick/items/qquickloader_p.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/src/quick/items/qquickloader_p.h b/src/quick/items/qquickloader_p.h new file mode 100644 index 0000000000..0416164932 --- /dev/null +++ b/src/quick/items/qquickloader_p.h @@ -0,0 +1,121 @@ +// Commit: 6f78a6080b84cc3ef96b73a4ff58d1b5a72f08f4 +/**************************************************************************** +** +** 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. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QQUICKLOADER_P_H +#define QQUICKLOADER_P_H + +#include "qquickimplicitsizeitem_p.h" + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QQuickLoaderPrivate; +class Q_AUTOTEST_EXPORT QQuickLoader : public QQuickImplicitSizeItem +{ + Q_OBJECT + Q_ENUMS(Status) + + Q_PROPERTY(bool active READ active WRITE setActive NOTIFY activeChanged) + Q_PROPERTY(QUrl source READ source WRITE setSource NOTIFY sourceChanged) + Q_PROPERTY(QDeclarativeComponent *sourceComponent READ sourceComponent WRITE setSourceComponent RESET resetSourceComponent NOTIFY sourceComponentChanged) + Q_PROPERTY(QQuickItem *item READ item NOTIFY itemChanged) + Q_PROPERTY(Status status READ status NOTIFY statusChanged) + Q_PROPERTY(qreal progress READ progress NOTIFY progressChanged) + Q_PROPERTY(bool asynchronous READ asynchronous WRITE setAsynchronous NOTIFY asynchronousChanged) + +public: + QQuickLoader(QQuickItem *parent = 0); + virtual ~QQuickLoader(); + + bool active() const; + void setActive(bool newVal); + + Q_INVOKABLE void setSource(QDeclarativeV8Function *); + + QUrl source() const; + void setSource(const QUrl &); + + QDeclarativeComponent *sourceComponent() const; + void setSourceComponent(QDeclarativeComponent *); + void resetSourceComponent(); + + enum Status { Null, Ready, Loading, Error }; + Status status() const; + qreal progress() const; + + bool asynchronous() const; + void setAsynchronous(bool a); + + QQuickItem *item() const; + +Q_SIGNALS: + void itemChanged(); + void activeChanged(); + void sourceChanged(); + void sourceComponentChanged(); + void statusChanged(); + void progressChanged(); + void loaded(); + void asynchronousChanged(); + +protected: + void geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry); + void componentComplete(); + +private: + void setSource(const QUrl &sourceUrl, bool needsClear); + void loadFromSource(); + void loadFromSourceComponent(); + Q_DISABLE_COPY(QQuickLoader) + Q_DECLARE_PRIVATE(QQuickLoader) + Q_PRIVATE_SLOT(d_func(), void _q_sourceLoaded()) + Q_PRIVATE_SLOT(d_func(), void _q_updateSize()) +}; + +QT_END_NAMESPACE + +QML_DECLARE_TYPE(QQuickLoader) + +QT_END_HEADER + +#endif // QQUICKLOADER_P_H |