ReportObject.OnPropertyChanged(Int32, Object, Object) 方法

定义

在更改属性时引发事件。

protected public:
 virtual void OnPropertyChanged(int propertyIndex, System::Object ^ oldValue, System::Object ^ newValue);
protected internal virtual void OnPropertyChanged (int propertyIndex, object oldValue, object newValue);
abstract member OnPropertyChanged : int * obj * obj -> unit
override this.OnPropertyChanged : int * obj * obj -> unit
Protected Friend Overridable Sub OnPropertyChanged (propertyIndex As Integer, oldValue As Object, newValue As Object)

参数

propertyIndex
Int32

属性的索引。

oldValue
Object

属性的旧值。

newValue
Object

属性的新值。

适用于