ToolStripItem.OnClick(EventArgs) ToolStripItem.OnClick(EventArgs) ToolStripItem.OnClick(EventArgs) ToolStripItem.OnClick(EventArgs) Method

Definition

Raises the Click event.

protected:
 virtual void OnClick(EventArgs ^ e);
protected virtual void OnClick (EventArgs e);
abstract member OnClick : EventArgs -> unit
override this.OnClick : EventArgs -> unit
Protected Overridable Sub OnClick (e As EventArgs)

Parameters

e
EventArgs EventArgs EventArgs EventArgs

An EventArgs that contains the event data.

Examples

The following code example demonstrates how to override the OnClick method. This code example is part of a larger example provided for the ToolStripItem class.

// The method defines the behavior of the Click event.
// It simply toggles the state of the clickedValue field.
protected override void OnClick(EventArgs e)
{
    base.OnClick(e);

    this.clickedValue ^= true;
}
' The method defines the behavior of the Click event.
' It simply toggles the state of the clickedValue field.
Protected Overrides Sub OnClick(e As EventArgs)
   MyBase.OnClick(e)
   
     Me.clickedValue = Me.clickedValue Xor True
 End Sub

Remarks

Raising an event invokes the event handler through a delegate. For more information, see Handling and Raising Events.

The OnClick method also allows derived classes to handle the event without attaching a delegate. This is the preferred technique for handling the event in a derived class.

Notes to Inheritors

When overriding OnClick(EventArgs) in a derived class, be sure to call the base class's OnClick(EventArgs) method so that registered delegates receive the event.

Applies to