Qt 4.8
qdeclarativeproperty.h
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41 
42 #ifndef QDECLARATIVEPROPERTY_H
43 #define QDECLARATIVEPROPERTY_H
44 
45 #include <QtCore/qmetaobject.h>
46 
48 
50 
51 QT_MODULE(Declarative)
52 
53 class QObject;
54 class QVariant;
56 class QDeclarativeEngine;
57 
60 {
61 public:
66  Normal
67  };
68 
69  enum Type {
72  SignalProperty
73  };
74 
77 
81 
85 
87  QDeclarativeProperty &operator=(const QDeclarativeProperty &);
88 
89  bool operator==(const QDeclarativeProperty &) const;
90 
91  Type type() const;
92  bool isValid() const;
93  bool isProperty() const;
94  bool isSignalProperty() const;
95 
96  int propertyType() const;
97  PropertyTypeCategory propertyTypeCategory() const;
98  const char *propertyTypeName() const;
99 
100  QString name() const;
101 
102  QVariant read() const;
103  static QVariant read(QObject *, const QString &);
104  static QVariant read(QObject *, const QString &, QDeclarativeContext *);
105  static QVariant read(QObject *, const QString &, QDeclarativeEngine *);
106 
107  bool write(const QVariant &) const;
108  static bool write(QObject *, const QString &, const QVariant &);
109  static bool write(QObject *, const QString &, const QVariant &, QDeclarativeContext *);
110  static bool write(QObject *, const QString &, const QVariant &, QDeclarativeEngine *);
111 
112  bool reset() const;
113 
114  bool hasNotifySignal() const;
115  bool needsNotifySignal() const;
116  bool connectNotifySignal(QObject *dest, const char *slot) const;
117  bool connectNotifySignal(QObject *dest, int method) const;
118 
119  bool isWritable() const;
120  bool isDesignable() const;
121  bool isResettable() const;
122  QObject *object() const;
123 
124  int index() const;
125  QMetaProperty property() const;
126  QMetaMethod method() const;
127 
128 private:
131 };
133 
135 {
136  return qHash(key.object()) + qHash(key.name());
137 }
138 
140 
142 
143 #endif // QDECLARATIVEPROPERTY_H
The QVariant class acts like a union for the most common Qt data types.
Definition: qvariant.h:92
int type
Definition: qmetatype.cpp:239
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
#define QT_MODULE(x)
Definition: qglobal.h:2783
#define QT_BEGIN_HEADER
Definition: qglobal.h:136
Q_CORE_EXPORT QTextStream & reset(QTextStream &s)
QList< QDeclarativeProperty > QDeclarativeProperties
The QString class provides a Unicode character string.
Definition: qstring.h:83
The QObject class is the base class of all Qt objects.
Definition: qobject.h:111
QObject * object() const
Returns the QDeclarativeProperty&#39;s QObject.
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
const char * name
unsigned int uint
Definition: qglobal.h:996
#define Q_DECLARATIVE_EXPORT
Definition: qglobal.h:1454
The QDeclarativeEngine class provides an environment for instantiating QML components.
int key
QDeclarativePropertyPrivate * d
const char * property
Definition: qwizard.cpp:138
Type
This enum specifies a type of QML property.
The QDeclarativeContext class defines a context within a QML engine.
PropertyTypeCategory
This enum specifies a category of QML property.
quint16 index
The QDeclarativeProperty class abstracts accessing properties on objects created from QML...
The QMetaProperty class provides meta-data about a property.
Definition: qmetaobject.h:176
uint qHash(const QDeclarativeProperty &key)
QString name() const
Return the name of this QML property.
#define QT_END_HEADER
Definition: qglobal.h:137
bool operator==(QBool b1, bool b2)
Definition: qglobal.h:2023
The QMetaMethod class provides meta-data about a member function.
Definition: qmetaobject.h:56