ToolStripRenderer.RenderArrow ToolStripRenderer.RenderArrow ToolStripRenderer.RenderArrow ToolStripRenderer.RenderArrow Event

定義

發生於呈現 ToolStripItem 的箭號時。Occurs when an arrow on a ToolStripItem is rendered.

public:
 event System::Windows::Forms::ToolStripArrowRenderEventHandler ^ RenderArrow;
public event System.Windows.Forms.ToolStripArrowRenderEventHandler RenderArrow;
member this.RenderArrow : System.Windows.Forms.ToolStripArrowRenderEventHandler 
Public Custom Event RenderArrow As ToolStripArrowRenderEventHandler 

範例

下列程式碼範例示範如何使用這個成員。The following code example demonstrates the use of this member. 在此範例中, 事件處理常式會報告RenderArrow事件的發生次數。In the example, an event handler reports on the occurrence of the RenderArrow event. 此報表可協助您瞭解事件發生的時間, 並可協助您進行調試。This report helps you to learn when the event occurs and can assist you in debugging.

若要執行範例程式碼, 請將它貼到包含繼承自ToolStripRenderer之類型實例的專案中, 例如ToolStripSystemRendererToolStripProfessionalRendererTo run the example code, paste it into a project that contains an instance of a type that inherits from ToolStripRenderer, such as a ToolStripSystemRenderer or ToolStripProfessionalRenderer. 然後為實例ToolStripRenderer1命名, 並確定事件處理常式RenderArrow與事件相關聯。Then name the instance ToolStripRenderer1 and ensure that the event handler is associated with the RenderArrow event.

private void ToolStripRenderer1_RenderArrow(Object sender, ToolStripArrowRenderEventArgs e) {

System.Text.StringBuilder messageBoxCS = new System.Text.StringBuilder();
messageBoxCS.AppendFormat("{0} = {1}", "ArrowRectangle", e.ArrowRectangle );
messageBoxCS.AppendLine();
messageBoxCS.AppendFormat("{0} = {1}", "ArrowColor", e.ArrowColor );
messageBoxCS.AppendLine();
messageBoxCS.AppendFormat("{0} = {1}", "Direction", e.Direction );
messageBoxCS.AppendLine();
messageBoxCS.AppendFormat("{0} = {1}", "Graphics", e.Graphics );
messageBoxCS.AppendLine();
messageBoxCS.AppendFormat("{0} = {1}", "Item", e.Item );
messageBoxCS.AppendLine();
MessageBox.Show(messageBoxCS.ToString(), "RenderArrow Event" );
}
Private Sub ToolStripRenderer1_RenderArrow(sender as Object, e as ToolStripArrowRenderEventArgs) _ 
     Handles ToolStripRenderer1.RenderArrow

    Dim messageBoxVB as New System.Text.StringBuilder()
    messageBoxVB.AppendFormat("{0} = {1}", "ArrowRectangle", e.ArrowRectangle)
    messageBoxVB.AppendLine()
    messageBoxVB.AppendFormat("{0} = {1}", "ArrowColor", e.ArrowColor)
    messageBoxVB.AppendLine()
    messageBoxVB.AppendFormat("{0} = {1}", "Direction", e.Direction)
    messageBoxVB.AppendLine()
    messageBoxVB.AppendFormat("{0} = {1}", "Graphics", e.Graphics)
    messageBoxVB.AppendLine()
    messageBoxVB.AppendFormat("{0} = {1}", "Item", e.Item)
    messageBoxVB.AppendLine()
    MessageBox.Show(messageBoxVB.ToString(),"RenderArrow Event")

End Sub

備註

如需處理事件的詳細資訊, 請參閱處理和引發事件For more information about handling events, see Handling and Raising Events.

適用於