QDesignerDynamicPropertySheetExtension Class

The QDesignerDynamicPropertySheetExtension class allows you to manipulate a widget's dynamic properties in Qt Designer's property editor. 更多...

头: #include <QDesignerDynamicPropertySheetExtension>
qmake: QT += designer
Since: Qt 4.3

该类在 Qt 4.3 引入。

公共函数

virtual ~QDesignerDynamicPropertySheetExtension ()
virtual int addDynamicProperty (const QString & propertyName , const QVariant & value ) = 0
virtual bool canAddDynamicProperty (const QString & propertyName ) const = 0
virtual bool dynamicPropertiesAllowed () const = 0
virtual bool isDynamicProperty (int index ) const = 0
virtual bool removeDynamicProperty (int index ) = 0

详细描述

另请参阅 QDesignerPropertySheetExtension and 动态特性 .

成员函数文档编制

[虚拟] QDesignerDynamicPropertySheetExtension:: ~QDesignerDynamicPropertySheetExtension ()

Destroys the dynamic property sheet extension.

[pure virtual] int QDesignerDynamicPropertySheetExtension:: addDynamicProperty (const QString & propertyName , const QVariant & value )

Adds a dynamic property named propertyName and sets its value to value . Returns the index of the property if it was added successfully; otherwise returns -1 to indicate failure.

[pure virtual] bool QDesignerDynamicPropertySheetExtension:: canAddDynamicProperty (const QString & propertyName ) const

返回 true 若 propertyName is a valid, unique name for a dynamic property; otherwise returns false.

[pure virtual] bool QDesignerDynamicPropertySheetExtension:: dynamicPropertiesAllowed () const

Returns true if the widget supports dynamic properties; otherwise returns false.

[pure virtual] bool QDesignerDynamicPropertySheetExtension:: isDynamicProperty ( int index ) const

Returns true if the property at the given index is a dynamic property; otherwise returns false.

[pure virtual] bool QDesignerDynamicPropertySheetExtension:: removeDynamicProperty ( int index )

Removes the dynamic property at the given index . Returns true if the operation succeeds; otherwise returns false.