Cancel Method (AnnAutomation)

Visual Basic
C#
WinRT C#
WinRT JavaScript
C++

public virtual void Cancel()

'Declaration
 
Public Overridable Sub Cancel()

'Usage
 
Dim instance As AnnAutomation
 
instance.Cancel()

public virtual void Cancel()

 function Leadtools.Annotations.AnnAutomation.Cancel()

public:
virtual void Cancel();

Cancels any operations currently being performed in this AnnAutomation. An operation can be:

(Design user mode) An AnnDrawDesigner is drawing a new object
(Design user mode) An AnnEditDesigner is editing an existing object
(Design user mode) The user is selecting a group of objects
(Run user mode) An AnnRunDesigner is running an object

Visual Basic
C#
WinRT C#
WinRT JavaScript
Silverlight C#
Silverlight VB

Public Sub AnnAutomation_Cancel()
   ' subclass to the viewer mouse move event
   ' _automation is an AnnAutomation object
   AddHandler _automation.Viewer.MouseMove, AddressOf viewer_MouseMove
End Sub
Private Sub viewer_MouseMove(ByVal sender As Object, ByVal e As MouseEventArgs)
   ' check if we have a draw designer currently selected
   If Not _automation.CurrentDesigner Is Nothing AndAlso TypeOf _automation.CurrentDesigner Is AnnDrawDesigner Then
      ' check if we are over the rectangle 100,100 to 200,200
      Dim rc As Rectangle = New Rectangle(100, 100, 100, 100)
      If rc.Contains(e.X, e.Y) Then
         _automation.Cancel()
      End If
   End If
End Sub

public void AnnAutomation_Cancel()
{
   // subclass to the viewer mouse move event
   // _automation is an AnnAutomation object
   _automation.Viewer.MouseMove += new MouseEventHandler(viewer_MouseMove);
}
private void viewer_MouseMove(object sender, MouseEventArgs e)
{
   // check if we have a draw designer currently selected
   if (_automation.CurrentDesigner != null && _automation.CurrentDesigner is AnnDrawDesigner)
   {
      // check if we are over the rectangle 100,100 to 200,200
      Rectangle rc = new Rectangle(100, 100, 100, 100);
      if(rc.Contains(e.X, e.Y))
         _automation.Cancel();
   }
}

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

AnnAutomation Class
AnnAutomation Members