ToolStrip.CausesValidationChanged ToolStrip.CausesValidationChanged ToolStrip.CausesValidationChanged ToolStrip.CausesValidationChanged Event


CausesValidation 属性更改时发生。Occurs when the CausesValidation property changes.

 event EventHandler ^ CausesValidationChanged;
public event EventHandler CausesValidationChanged;
member this.CausesValidationChanged : EventHandler 
Public Custom Event CausesValidationChanged As EventHandler 


下面的代码示例演示如何将此成员。The following code example demonstrates the use of this member. 在示例中,事件处理程序报告的匹配项CausesValidationChanged事件。In the example, an event handler reports on the occurrence of the CausesValidationChanged event. 此报告可帮助您了解事件发生的并可以帮助您进行调试。This report helps you to learn when the event occurs and can assist you in debugging. 若要报告或频繁发生的事件上多个事件,请考虑更换MessageBox.ShowConsole.WriteLine或将消息附加到多行TextBoxTo report on multiple events or on events that occur frequently, consider replacing MessageBox.Show with Console.WriteLine or appending the message to a multiline TextBox.

若要运行此代码示例,请将其粘贴到包含类型的实例的项目ToolStrip名为ToolStrip1To run the example code, paste it into a project that contains an instance of type ToolStrip named ToolStrip1. 然后,确保事件处理程序相关联CausesValidationChanged事件。Then ensure that the event handler is associated with the CausesValidationChanged event.

private void ToolStrip1_CausesValidationChanged(Object sender, EventArgs e) {

   MessageBox.Show("You are in the ToolStrip.CausesValidationChanged event.");

Private Sub ToolStrip1_CausesValidationChanged(sender as Object, e as EventArgs) _ 
     Handles ToolStrip1.CausesValidationChanged

   MessageBox.Show("You are in the ToolStrip.CausesValidationChanged event.")

End Sub


有关处理事件的详细信息,请参阅处理和引发事件For more information about handling events, see Handling and Raising Events.