Determines how the control displays and uses scrollbars.
public enum ControlScrollMode
public enum class ControlScrollMode sealed
0 |
Auto |
(0) Auto scrollbars, if the control requires scroll bars they will be visible and active. Only available if the platform supports scrollbars, otherwise, using this value is the same as using ControlScrollMode.Hidden.
|
1 |
Hidden |
(1) Do not show scrollbars, even if the control requires them/
|
2 |
Disabled |
(2) Disable scrolling, the scrollbars will not be visible nor activated even if the control requires them.
|
using Leadtools;
using Leadtools.Controls;
using Leadtools.Codecs;
using Leadtools.Drawing;
using Leadtools.ImageProcessing;
using Leadtools.ImageProcessing.Color;
public ImageViewerForm _form = new ImageViewerForm();
public ImageViewer _imageViewer;
public void ImageViewerScrollModeExample()
{
// Get the ImageViewer control
_imageViewer = _form.ImageViewer;
// Load Image
using (var codecs = new RasterCodecs())
_imageViewer.Image = codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "Ocr1.tif"));
// Set Zoom Mode to None
_imageViewer.Zoom(ControlSizeMode.None, 1.2, _imageViewer.DefaultZoomOrigin);
// Hook to the ScrollOffset event that triggers when ScrollOffset value is changed
_imageViewer.ScrollOffsetChanged += (sender, e) =>
{
Debug.WriteLine("ScrollOffset changed: (" + _imageViewer.ScrollOffset.X + ", " + _imageViewer.ScrollOffset.Y + ")");
};
// Set ScrollMode to hidden
if (_imageViewer.ScrollMode != ControlScrollMode.Hidden)
{
_imageViewer.ScrollMode = ControlScrollMode.Hidden;
_imageViewer.ScrollOffset = new LeadPoint(100, 100); // Offset the scroll
_imageViewer.RestrictScroll = false;
}
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS23\Resources\Images";
}
Help Collections
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