ShowProgressIndicator Method

Enables or disables the display of a progress indicator during the acquisition of images from the current TWAIN source.

Syntax

C#
Visual Basic
Objective-C
Java
C++

public void ShowProgressIndicator( 
   bool show
)

'Declaration
 
Public Sub ShowProgressIndicator( _
   ByVal show As Boolean _
)

'Usage
 
Dim instance As TwainSession
Dim show As Boolean
 
instance.ShowProgressIndicator(show)

public:
void ShowProgressIndicator( 
   bool show
)

Parameters

show: Flag that indicates whether to display a progress indicator during image acquisition from the current TWAIN source. Possible values are:
true: displays the progress indicator during image acquisition.
false: hides the progress indicator during image acquisition

Example

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

Copy Code

Imports Leadtools
Imports Leadtools.Twain

Public Sub ShowProgressIndicatorExample(ByVal parent As IWin32Window)
   Dim session As TwainSession = New TwainSession()
   session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None)

   session.ShowProgressIndicator(True)

   session.Shutdown()
End Sub

using Leadtools;
using Leadtools.Twain;

public void ShowProgressIndicatorExample(IWin32Window parent)
{
   TwainSession session = new TwainSession();
   session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None);

   session.ShowProgressIndicator(true);

   session.Shutdown();
}

Requirements

Target Platforms

Reference

TwainSession Class
TwainSession Members
Startup Method
Shutdown Method
Acquire Method
MaximumTransferCount Property
DuplexScanningMode Property
EnableDuplexScanning Property
AcquirePageOptions Property
ImageEffects Property
ImageBitsPerPixel Property
ImageUnit Property
ImageFrame Property
TransferOptions Property
IsTransferModeAvailable Method
Resolution Property