Qt 4.8
qdeclarativeloader_p.h
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41 
42 #ifndef QDECLARATIVELOADER_H
43 #define QDECLARATIVELOADER_H
44 
46 
48 
50 
51 QT_MODULE(Declarative)
52 
55 {
56  Q_OBJECT
58 
59  QUrl source;
60  QDeclarativeComponent *sourceComponent;
63  qreal progress;
64 
65 public:
67  virtual ~QDeclarativeLoader();
68 
69  QUrl source() const;
70  void setSource(const QUrl &);
71 
72  QDeclarativeComponent *sourceComponent() const;
73  void setSourceComponent(QDeclarativeComponent *);
74  void resetSourceComponent();
75 
76  enum Status { Null, Ready, Loading, Error };
77  Status status() const;
78  qreal progress() const;
79 
80  QGraphicsObject *item() const;
81 
82 Q_SIGNALS:
83  void itemChanged();
84  void sourceChanged();
85  void statusChanged();
86  void progressChanged();
87  void loaded();
88 
89 protected:
90  void geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry);
91  QVariant itemChange(GraphicsItemChange change, const QVariant &value);
92  bool eventFilter(QObject *watched, QEvent *e);
93  void componentComplete();
94 
95 private:
98  Q_PRIVATE_SLOT(d_func(), void _q_sourceLoaded())
99  Q_PRIVATE_SLOT(d_func(), void _q_updateSize())
100 };
101 
103 
105 
107 
108 #endif // QDECLARATIVELOADER_H
The QVariant class acts like a union for the most common Qt data types.
Definition: qvariant.h:92
Error
Definition: qaudio.h:58
double qreal
Definition: qglobal.h:1193
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
#define QT_MODULE(x)
Definition: qglobal.h:2783
QScopedPointer< QGraphicsItemPrivate > d_ptr
#define QML_DECLARE_TYPE(TYPE)
Definition: qdeclarative.h:56
#define QT_BEGIN_HEADER
Definition: qglobal.h:136
static LibLoadStatus status
Definition: qlocale_icu.cpp:69
#define Q_DISABLE_COPY(Class)
Disables the use of copy constructors and assignment operators for the given Class.
Definition: qglobal.h:2523
#define Q_PRIVATE_SLOT(d, signature)
Definition: qobjectdefs.h:73
GraphicsItemChange
This enum describes the state changes that are notified by QGraphicsItem::itemChange().
The QUrl class provides a convenient interface for working with URLs.
Definition: qurl.h:61
The QObject class is the base class of all Qt objects.
Definition: qobject.h:111
#define Q_SIGNALS
Definition: qobjectdefs.h:72
#define Q_ENUMS(x)
Definition: qobjectdefs.h:84
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
The QRectF class defines a rectangle in the plane using floating point precision. ...
Definition: qrect.h:511
The QDeclarativeComponent class encapsulates a QML component definition.
The QDeclarativeItem class provides the most basic of all visual items in QML.
QVariant data(int key) const
Returns this item&#39;s custom data for the key key as a QVariant.
virtual void geometryChanged(const QRectF &newGeometry, const QRectF &oldGeometry)
This function is called to handle this item&#39;s changes in geometry from oldGeometry to newGeometry...
#define Q_OBJECT
Definition: qobjectdefs.h:157
virtual bool eventFilter(QObject *, QEvent *)
Filters events if this object has been installed as an event filter for the watched object...
Definition: qobject.cpp:1375
#define Q_DECLARE_PRIVATE_D(Dptr, Class)
Definition: qglobal.h:2472
virtual QVariant itemChange(GraphicsItemChange, const QVariant &)
Note that unlike QGraphicsItems, QDeclarativeItem::itemChange() is not called during initial widget p...
virtual void componentComplete()
#define Q_AUTOTEST_EXPORT
Definition: qglobal.h:1510
The QGraphicsObject class provides a base class for all graphics items that require signals...
The QEvent class is the base class of all event classes.
Definition: qcoreevent.h:56
#define QT_END_HEADER
Definition: qglobal.h:137