Determines if the control is currently performing an interactive operation.
[BrowsableAttribute(false)]
public virtual bool IsInteractiveModeBusy {get;}
<BrowsableAttribute(False)>
Public Overridable ReadOnly Property IsInteractiveModeBusy As Boolean
[BrowsableAttribute(false)]
public:
virtual property bool IsInteractiveModeBusy {
bool get();
}
true if the control is currently performing an interactive operation, false otherwise.
The type of interactive user operation is determined by the InteractiveMode property.
This example sets the interactive mode to draw a rectangular region. If the mouse is dragged up or to the left, the interactive mode is cancelled.
Imports Leadtools.WinForms
Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing.Color
Imports Leadtools.Drawing
Private Sub MyRasterViewerRectangleEventHandler(ByVal sender As Object, ByVal e As RasterViewerRectangleEventArgs)
Dim viewer As RasterImageViewer = CType(IIf(TypeOf sender Is RasterImageViewer, sender, Nothing), RasterImageViewer)
Dim ee As RasterViewerRectangleEventArgs = New RasterViewerRectangleEventArgs(e.Status, e.Rectangle)
If ((e.Rectangle.Left > e.Rectangle.Right) OrElse (e.Rectangle.Top > e.Rectangle.Bottom)) AndAlso e.Status = RasterViewerInteractiveStatus.End Then
e.Cancel = True
viewer.Invalidate()
If (Not viewer.IsInteractiveModeBusy) Then
MessageBox.Show("Interactive mode (Rectangular region) cancelled")
viewer.InteractiveMode = RasterViewerInteractiveMode.None
End If
End If
Console.WriteLine("" & e.Rectangle.Left & ", " & e.Rectangle.Top & ", " & e.Rectangle.Right & ", " & e.Rectangle.Bottom)
End Sub
Public Sub RasterImageViewer_IsInteractiveModeBusy(ByVal viewer As RasterImageViewer)
AddHandler viewer.InteractiveRegionRectangle, AddressOf MyRasterViewerRectangleEventHandler
viewer.InteractiveMode = RasterViewerInteractiveMode.Region
viewer.InteractiveRegionType = RasterViewerInteractiveRegionType.Rectangle
MessageBox.Show("Interactive mode set to draw a rectangular region." & Constants.vbLf & "If mouse is dragged up or to the left, interactive mode is cancelled")
End Sub
using Leadtools.WinForms;
using Leadtools;
using Leadtools.Codecs;
using Leadtools.ImageProcessing.Color;
using Leadtools.Drawing;
private void MyRasterViewerRectangleEventHandler(object sender, RasterViewerRectangleEventArgs e)
{
RasterImageViewer viewer = sender as RasterImageViewer;
RasterViewerRectangleEventArgs ee = new RasterViewerRectangleEventArgs(e.Status, e.Rectangle);
if (((e.Rectangle.Left > e.Rectangle.Right) || (e.Rectangle.Top > e.Rectangle.Bottom)) && e.Status == RasterViewerInteractiveStatus.End)
{
e.Cancel = true;
viewer.Invalidate();
if(!viewer.IsInteractiveModeBusy)
{
MessageBox.Show("Interactive mode (Rectangular region) cancelled");
viewer.InteractiveMode = RasterViewerInteractiveMode.None;
}
}
Console.WriteLine(@"" + e.Rectangle.Left + ", " + e.Rectangle.Top + ", " + e.Rectangle.Right + ", " + e.Rectangle.Bottom);
}
public void RasterImageViewer_IsInteractiveModeBusy(RasterImageViewer viewer)
{
viewer.InteractiveRegionRectangle += new EventHandler<RasterViewerRectangleEventArgs>(MyRasterViewerRectangleEventHandler);
viewer.InteractiveMode = RasterViewerInteractiveMode.Region;
viewer.InteractiveRegionType = RasterViewerInteractiveRegionType.Rectangle;
MessageBox.Show("Interactive mode set to draw a rectangular region.\nIf mouse is dragged up or to the left, interactive mode is cancelled");
}
![]() |
Products |
Support |
Feedback: IsInteractiveModeBusy Property - Leadtools.WinForms |
Introduction |
Help Version 19.0.2017.3.22
|
Raster .NET | C API | C++ Class Library | JavaScript HTML5
Document .NET | C API | C++ Class Library | JavaScript HTML5
Medical .NET | C API | C++ Class Library | JavaScript HTML5
Medical Web Viewer .NET
Your email has been sent to support! Someone should be in touch! If your matter is urgent please come back into chat.
Chat Hours:
Monday - Friday, 8:30am to 6pm ET
Thank you for your feedback!
Please fill out the form again to start a new chat.
All agents are currently offline.
Chat Hours:
Monday - Friday
8:30AM - 6PM EST
To contact us please fill out this form and we will contact you via email.