DataGridView.AutoSizeColumnsModeChanged DataGridView.AutoSizeColumnsModeChanged DataGridView.AutoSizeColumnsModeChanged DataGridView.AutoSizeColumnsModeChanged Event

定义

AutoSizeColumnsMode 属性的值更改时发生。Occurs when the value of the AutoSizeColumnsMode property changes.

public:
 event System::Windows::Forms::DataGridViewAutoSizeColumnsModeEventHandler ^ AutoSizeColumnsModeChanged;
public event System.Windows.Forms.DataGridViewAutoSizeColumnsModeEventHandler AutoSizeColumnsModeChanged;
member this.AutoSizeColumnsModeChanged : System.Windows.Forms.DataGridViewAutoSizeColumnsModeEventHandler 
Public Custom Event AutoSizeColumnsModeChanged As DataGridViewAutoSizeColumnsModeEventHandler 

示例

下面的代码示例演示如何使用此成员。The following code example demonstrates the use of this member. 在此示例中, 事件处理程序报告AutoSizeColumnsModeChanged事件的发生。In the example, an event handler reports on the occurrence of the AutoSizeColumnsModeChanged event. 此报表可帮助你了解何时发生事件, 并可帮助你进行调试。This report helps you to learn when the event occurs and can assist you in debugging. 若要报告多个事件或频繁发生的事件, 请考虑MessageBox.ShowConsole.WriteLine消息替换为多行或将TextBox其追加到多行。To 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.

若要运行示例代码, 请将其粘贴到包含名为DataGridView DataGridView1的类型的实例的项目中。To run the example code, paste it into a project that contains an instance of type DataGridView named DataGridView1. 然后, 确保事件处理程序与AutoSizeColumnsModeChanged事件相关联。Then ensure that the event handler is associated with the AutoSizeColumnsModeChanged event.

private void DataGridView1_AutoSizeColumnsModeChanged(Object sender, DataGridViewAutoSizeColumnsModeEventArgs e) {

System.Text.StringBuilder messageBoxCS = new System.Text.StringBuilder();
messageBoxCS.AppendFormat("{0} = {1}", "PreviousModes", e.PreviousModes );
messageBoxCS.AppendLine();
MessageBox.Show(messageBoxCS.ToString(), "AutoSizeColumnsModeChanged Event" );
}
Private Sub DataGridView1_AutoSizeColumnsModeChanged(sender as Object, e as DataGridViewAutoSizeColumnsModeEventArgs) _ 
     Handles DataGridView1.AutoSizeColumnsModeChanged

    Dim messageBoxVB as New System.Text.StringBuilder()
    messageBoxVB.AppendFormat("{0} = {1}", "PreviousModes", e.PreviousModes)
    messageBoxVB.AppendLine()
    MessageBox.Show(messageBoxVB.ToString(),"AutoSizeColumnsModeChanged Event")

End Sub

注解

有关如何处理事件的详细信息,请参阅处理和引发事件For more information about how to handle events, see Handling and Raising Events.

适用于

另请参阅