MouseDown Event

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

Syntax

Visual Basic
C#
Objective-C
Java
C++

event MouseEventHandler MouseDown

'Declaration
 
Event MouseDown As MouseEventHandler

'Usage
 
Dim instance As IAnnAutomationControl
Dim handler As MouseEventHandler
 
AddHandler instance.MouseDown, handler

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.

Property	Description
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

Reference

IAnnAutomationControl Interface
IAnnAutomationControl Members