ControlDesigner.OnMouseDragBegin(Int32, Int32) Method

Definition

Namespace:

System.Windows.Forms.Design

Assembly:

System.Windows.Forms.Design.dll

Receives a call in response to the left mouse button being pressed and held while over the component.

protected:
 virtual void OnMouseDragBegin(int x, int y);

protected virtual void OnMouseDragBegin (int x, int y);

abstract member OnMouseDragBegin : int * int -> unit
override this.OnMouseDragBegin : int * int -> unit

Protected Overridable Sub OnMouseDragBegin (x As Integer, y As Integer)

Parameters

x

Int32

The x position of the mouse in screen coordinates.

y

Int32

The y position of the mouse in screen coordinates.

Remarks

This method is called at the start of a drag-and-drop operation.

Note

You can pass a point in screen coordinates to the PointToClient method of the Control class to obtain the coordinates of the point relative to the upper-left corner of the control.