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MouseDown Event

Summary

An event of that triggers when the mouse is pressed on the control.

Syntax

C#
VB
C++
public event MouseEventHandler MouseDown 
  
Event MouseDown As MouseEventHandler 
event MouseEventHandler^ MouseDown 

Event Data

The event handler receives an argument of type MouseEventArgs containing data related to this event. The following MouseEventArgs properties provide information specific to this event.

PropertyDescription
Button Gets which mouse button was pressed.
Clicks Gets the number of times the mouse button was pressed and released.
Delta Gets a signed count of the number of detents the mouse wheel has rotated, multiplied by the WHEEL_DELTA constant. A detent is one notch of the mouse wheel.
Location Gets the location of the mouse during the generating mouse event.
X Gets the x-coordinate of the mouse during the generating mouse event.
Y Gets the y-coordinate of the mouse during the generating mouse event.
Remarks

If your control is derived from the standard System.Windows.Forms.Control, then you do not need to implement this event (since the default System.Windows.Forms.Control.MouseDown will be used).

Example

For an example, refer to IAnnAutomationControl.

Requirements

Target Platforms

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