IsInteractiveModeBusy Property

Visual Basic
C#
Objective-C
Java
C++

public virtual bool IsInteractiveModeBusy {get;}

'Declaration
 
Public Overridable ReadOnly Property IsInteractiveModeBusy As Boolean

'Usage
 
Dim instance As ImageViewer
Dim value As Boolean
 
value = instance.IsInteractiveModeBusy

public:
virtual property bool IsInteractiveModeBusy {
   bool get();
}

Property Value

true if the control is currently performing an interactive operation, false otherwise.

The type of interactive user operation is determined by the InteractiveMode property.

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

Copy Code

Imports Leadtools.Windows.Controls

Public Sub BitmapSourceViewer_IsInteractiveModeBusy(ByVal viewer As ImageViewer)
    AddHandler viewer.InteractiveUserRectangle, AddressOf viewer_InteractiveUserRectangle
    viewer.InteractiveMode = InteractiveMode.UserRectangle

    MessageBox.Show("Interactive mode set to draw a rectangular geometry." & Constants.vbLf & "If mouse is dragged up or to the left, interactive mode is cancelled")
End Sub

Private Sub viewer_InteractiveUserRectangle(ByVal sender As Object, ByVal e As RectangleInteractiveEventArgs)
    Console.WriteLine("" & e.Status)
    Dim viewer As ImageViewer = TryCast(sender, ImageViewer)

    Dim ee As RectangleInteractiveEventArgs = New RectangleInteractiveEventArgs(e.Status, e.Bounds)
    If e.Status = InteractiveModeStatus.End Then
        e.Cancel = True
        If (Not viewer.IsInteractiveModeBusy) Then
            MessageBox.Show("Interactive mode (Rectangular geometry) cancelled")
            viewer.InteractiveMode = InteractiveMode.None
        End If
    End If

    Console.WriteLine("" & e.Bounds.Left & ", " & e.Bounds.Top & ", " & e.Bounds.Right & ", " & e.Bounds.Bottom)
End Sub

using Leadtools.Help;
using Leadtools.Windows.Controls;

public void BitmapSourceViewer_IsInteractiveModeBusy(ImageViewer viewer)
{
   viewer.InteractiveUserRectangle += new EventHandler<RectangleInteractiveEventArgs>(viewer_InteractiveUserRectangle);
   viewer.InteractiveMode = InteractiveMode.UserRectangle;

   MessageBox.Show("Interactive mode set to draw a rectangular geometry.\nIf mouse is dragged up or to the left, interactive mode is cancelled");
}

void viewer_InteractiveUserRectangle(object sender, RectangleInteractiveEventArgs e)
{
   Console.WriteLine(@"" + e.Status);
   ImageViewer viewer = sender as ImageViewer;

   RectangleInteractiveEventArgs ee = new RectangleInteractiveEventArgs(e.Status, e.Bounds);
   if (e.Status == InteractiveModeStatus.End)
   {
      e.Cancel = true;
      if (!viewer.IsInteractiveModeBusy)
      {
         MessageBox.Show("Interactive mode (Rectangular geometry) cancelled");
         viewer.InteractiveMode = InteractiveMode.None;
      }
   }

   Console.WriteLine(@"" + e.Bounds.Left + ", " + e.Bounds.Top + ", " + e.Bounds.Right + ", " + e.Bounds.Bottom);
}

using Leadtools.Help;
using Leadtools.Windows.Controls;

public void BitmapSourceViewer_IsInteractiveModeBusy(ImageViewer viewer)
{
   viewer.InteractiveUserRectangle += new EventHandler<RectangleInteractiveEventArgs>(viewer_InteractiveUserRectangle);
   viewer.InteractiveMode = InteractiveMode.UserRectangle;

   MessageBox.Show("Interactive mode set to draw a rectangular geometry.\nIf mouse is dragged up or to the left, interactive mode is cancelled");
}

void viewer_InteractiveUserRectangle(object sender, RectangleInteractiveEventArgs e)
{
   Console.WriteLine(@"" + e.Status);
   ImageViewer viewer = sender as ImageViewer;

   RectangleInteractiveEventArgs ee = new RectangleInteractiveEventArgs(e.Status, e.Bounds);
   if (e.Status == InteractiveModeStatus.End)
   {
      e.Cancel = true;
      if (!viewer.IsInteractiveModeBusy)
      {
         MessageBox.Show("Interactive mode (Rectangular geometry) cancelled");
         viewer.InteractiveMode = InteractiveMode.None;
      }
   }

   Console.WriteLine(@"" + e.Bounds.Left + ", " + e.Bounds.Top + ", " + e.Bounds.Right + ", " + e.Bounds.Bottom);
}

Imports Leadtools
Imports Leadtools.Windows.Controls

Public Sub BitmapSourceViewer_IsInteractiveModeBusy(ByVal viewer As ImageViewer)
   AddHandler viewer.InteractiveUserRectangle, AddressOf viewer_InteractiveUserRectangle
   viewer.InteractiveMode = InteractiveMode.UserRectangle

   MessageBox.Show("Interactive mode set to draw a rectangular geometry." & Constants.vbLf & _
                   "If mouse is dragged up or to the left, interactive mode is cancelled")
End Sub

Private Sub viewer_InteractiveUserRectangle(ByVal sender As Object, ByVal e As RectangleInteractiveEventArgs)
   Console.WriteLine("" & e.Status)
   Dim viewer As ImageViewer = TryCast(sender, ImageViewer)

   Dim ee As RectangleInteractiveEventArgs = New RectangleInteractiveEventArgs(e.Status, e.Bounds)
   If e.Status = InteractiveModeStatus.End Then
      e.Cancel = True
      If (Not viewer.IsInteractiveModeBusy) Then
         MessageBox.Show("Interactive mode (Rectangular geometry) cancelled")
         viewer.InteractiveMode = InteractiveMode.None
      End If
   End If

   Console.WriteLine("" & e.Bounds.Left & ", " & e.Bounds.Top & ", " & e.Bounds.Right & ", " & e.Bounds.Bottom)
End Sub

Target Platforms

Reference

ImageViewer Class
ImageViewer Members