1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the QtDeclarative module of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

    27 **

    28 ** If you have questions regarding the use of this file, please contact

    29 ** Nokia at qt-info@nokia.com.

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    36 **

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    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #ifndef QDECLARATIVEVIEW_H

    43 #define QDECLARATIVEVIEW_H

    44 

    45 #include <QtCore/qdatetime.h>

    46 #include <QtCore/qurl.h>

    47 #include <QtGui/qgraphicssceneevent.h>

    48 #include <QtGui/qgraphicsview.h>

    49 #include <QtGui/qwidget.h>

    50 

    51 QT_BEGIN_HEADER

    52 

    53 QT_BEGIN_NAMESPACE

    54 

    55 QT_MODULE(Declarative)

    56 

    57 class QGraphicsObject;

    58 class QDeclarativeEngine;

    59 class QDeclarativeContext;

    60 class QDeclarativeError;

    61 

    62 class QDeclarativeViewPrivate;

    63 class Q_DECLARATIVE_EXPORT QDeclarativeView : public QGraphicsView

    64 {

    65     Q_OBJECT

    66     Q_PROPERTY(ResizeMode resizeMode READ resizeMode WRITE setResizeMode)

    67     Q_PROPERTY(Status status READ status NOTIFY statusChanged)

    68     Q_PROPERTY(QUrl source READ source WRITE setSource DESIGNABLE true)

    69     Q_ENUMS(ResizeMode Status)

    70 public:

    71     explicit QDeclarativeView(QWidget *parent = 0);

    72     QDeclarativeView(const QUrl &source, QWidget *parent = 0);

    73     virtual ~QDeclarativeView();

    74 

    75     QUrl source() const;

    76     void setSource(const QUrl&);

    77 

    78     QDeclarativeEngine* engine();

    79     QDeclarativeContext* rootContext();

    80 

    81     QGraphicsObject *rootObject() const;

    82 

    83     enum ResizeMode { SizeViewToRootObject, SizeRootObjectToView };

    84     ResizeMode resizeMode() const;

    85     void setResizeMode(ResizeMode);

    86 

    87     enum Status { Null, Ready, Loading, Error };

    88     Status status() const;

    89 

    90     QList<QDeclarativeError> errors() const;

    91 

    92     QSize sizeHint() const;

    93 

    94 Q_SIGNALS:

    95     void sceneResized(QSize size); // ???

    96     void statusChanged(QDeclarativeView::Status);

    97 

    98 private Q_SLOTS:

    99     void continueExecute();

   100 

   101 protected:

   102     virtual void resizeEvent(QResizeEvent *);

   103     virtual void paintEvent(QPaintEvent *event);

   104     virtual void timerEvent(QTimerEvent*);

   105     virtual void setRootObject(QObject *obj);

   106     virtual bool eventFilter(QObject *watched, QEvent *e);

   107 

   108 private:

   109     Q_DISABLE_COPY(QDeclarativeView)

   110     Q_DECLARE_PRIVATE(QDeclarativeView)

   111 };

   112 

   113 QT_END_NAMESPACE

   114 

   115 QT_END_HEADER

   116 

   117 #endif // QDECLARATIVEVIEW_H