BaseDataListDesigner.OnComponentChanged(Object, ComponentChangedEventArgs) 方法

定义

当关联的控件更改时调用。Called when there is a change to the associated control.

public:
 override void OnComponentChanged(System::Object ^ sender, System::ComponentModel::Design::ComponentChangedEventArgs ^ e);
public override void OnComponentChanged (object sender, System.ComponentModel.Design.ComponentChangedEventArgs e);
override this.OnComponentChanged : obj * System.ComponentModel.Design.ComponentChangedEventArgs -> unit
Public Overrides Sub OnComponentChanged (sender As Object, e As ComponentChangedEventArgs)

参数

sender
Object

作为事件源的 ObjectThe Object that is the source of the event.

e
ComponentChangedEventArgs

包含事件数据的 ComponentChangedEventArgsA ComponentChangedEventArgs that contains the event data.

注解

OnComponentChangedComponentChanged 执行从类派生的控件的事件时,将调用方法 BaseDataListThe OnComponentChanged method is called when the ComponentChanged event of a control that is derived from the BaseDataList class executes. 通常,这是为了响应控件上的属性更改 (例如, 属性 网格更改) 。Typically, this is in response to a property change on the control (for example, a Properties grid change). 如果 DataSource 更改了控件所绑定到的对象,则会在设计图面上重新绘制控件。If the DataSource object to which the control is bound is changed, the control is redrawn on the design surface.

适用于

另请参阅