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。
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 |
另请参阅 QDesignerPropertySheetExtension and 动态特性 .
[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.