HitTest(Point) Method

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

Syntax

Visual Basic
C#

'Declaration
 
Public Overloads Function HitTest( _
   ByVal p As System.Drawing.Point _
) As C1TopicBarHitTestInfo

public C1TopicBarHitTestInfo HitTest( 
   System.Drawing.Point p
)

Parameters

p: System.Drawing.Point in client coordinates.

Return Value

A C1TopicBarHitTestInfo object that contains information about the point.

Remarks

This method is useful when handling the System.Windows.Forms.Control.MouseMove, System.Windows.Forms.Control.MouseDown events or similar. It allows you to determine whether the mouse is over a specific link, page title, etc.

Example

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

Private Sub C1TopicBar1_MouseMove(ByVal sender As System.Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles C1TopicBar1.MouseMove
Dim ht As C1.Win.C1Command.C1TopicBarHitTestInfo = C1TopicBar1.HitTest(e.Location)
Label1.Text = ht.Type.ToString()
If (Not IsNothing(ht.Page)) Then
   Label2.Text = ht.Page.Text
Else
   Label2.Text = ""
End If
If (Not IsNothing(ht.Link)) Then
   Label3.Text = ht.Link.Text
Else
   Label3.Text = ""
End If
End Sub

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

C1TopicBar Class
C1TopicBar Members
Overload List