HitTest Method

HitTest(int, int)

Returns information about the control at a specified point on the control surface.

Declaration

public HitTestInfo HitTest(int x, int y)

Public Function HitTest(x As Integer, y As Integer) As HitTestInfo

Parameters

Type	Name	Description
int	x	The horizontal position of the client coordinate.
int	y	The vertical position of the client coordinate.

Returns

Type	Description
HitTestInfo	A HitTestInfo object that contains information about the point.

Remarks

This method is especially useful when handling the BeforeMouseDown event. It allows you to determine whether the mouse is over a specific cell, grid buttons, resizing elements, etc.

Examples

The code below shows hit test information whenever the user clicks the mouse:

void _flex_BeforeMouseDown(object sender, BeforeMouseDownEventArgs e)
{
  HitTestInfo hti = _flex.HitTest(e.X, e.Y);
  Console.WriteLine("at {0},{1}: row {2} col {3} type {4}",
                     hti.X, hti.Y, hti.Row, hti.Column, hti.Type);
}

HitTest(Point)

Returns information about the control at a specified point on the control surface.

Declaration

public HitTestInfo HitTest(Point pt)

Public Function HitTest(pt As Point) As HitTestInfo

Parameters

Type	Name	Description
Point	pt	Point in client coordinates.

Returns

Type	Description
HitTestInfo	A HitTestInfo object that contains information about the point.

Remarks

This method is especially useful when handling the BeforeMouseDown event. It allows you to determine whether the mouse is over a specific cell, grid buttons, resizing elements, etc.

HitTest()

Returns information about the control at the current mouse position.

Declaration

public HitTestInfo HitTest()

Public Function HitTest() As HitTestInfo

Returns

Type	Description
HitTestInfo	A HitTestInfo object that contains information about the point.