AcquireMultiPage Event

(Document/Medical only) Occurs twice for each scanned page, if the EnableAcquireMultiPageEvent property is set to true.

Syntax

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

public event EventHandler<TwainAcquireMultiPageEventArgs> AcquireMultiPage

'Declaration
 
Public Event AcquireMultiPage As EventHandler(Of TwainAcquireMultiPageEventArgs)

'Usage
 
Dim instance As TwainSession
Dim handler As EventHandler(Of TwainAcquireMultiPageEventArgs)
 
AddHandler instance.AcquireMultiPage, handler

public event EventHandler<TwainAcquireMultiPageEventArgs> AcquireMultiPage

add_AcquireMultiPage(function(sender, e))
remove_AcquireMultiPage(function(sender, e))

public:
event EventHandler<TwainAcquireMultiPageEventArgs^>^ AcquireMultiPage

Event Data

The event handler receives an argument of type TwainAcquireMultiPageEventArgs containing data related to this event. The following TwainAcquireMultiPageEventArgs properties provide information specific to this event.

Property	Description
Cancel	Set to true to abort the acquire operation.
FileName	Indicates the filename into which the current multipage scanning operation is saving pages that are acquired.
FinishScan	Gets a value that represents the status of the scanning process.
PageNumber	Indicates the current page number of the scan.

Remarks

This event will be fired two times. The event is fired the first time when the TWAIN source begins scanning the page. The event is fired the second time when the TWAIN source has finished scanning the page.

For more information, refer to How to Acquire from the Twain Source.

Example

Refer to TwainSession.AcquireFast

Requirements

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

TwainSession Class
TwainSession Members
Startup Method
Shutdown Method
AcquireFast Method
FindFastConfiguration Method
EnableAcquireMultiPageEvent Property