Count Property

Summary

Gets or sets the number of items retrieved for the extended image information.

Syntax

C++/CLI

Python

public int Count { get; set; }

public: 
property int Count { 
   int get(); 
   void set (    int ); 
}

Count # get and set (TwainInformation)

Property Value

The number of items retrieved for the extended image information.

Example

using Leadtools; 
using Leadtools.Twain; 
 
 
public void GetItemExample(IntPtr parent) 
{ 
   try 
   { 
      TwainSession session = new TwainSession(); 
      session.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None); 
 
      TwainExtraImageInformation twainExtImageInfo = new TwainExtraImageInformation(1); 
 
      twainExtImageInfo.GetInformation(0).InfoId = TwainExtendedImage.BarcodeText; 
      twainExtImageInfo.GetInformation(0).ItemType = TwainItemType.Uint32; 
 
      session.UpdateExtraImageInformation(twainExtImageInfo); 
 
      if (twainExtImageInfo.GetInformation(0).ReturnCode == TwainReturnCode.Success) 
      { 
         for (int i = 0; i < twainExtImageInfo.GetInformation(0).Count; i++) 
         { 
            uint item = (uint)twainExtImageInfo.GetInformation(0).GetItem(i, 0); 
            //Do more processing on the item value 
         } 
      } 
 
      session.Shutdown(); 
   } 
   catch (Exception ex) 
   { 
      MessageBox.Show(ex.Message); 
   } 
}

Requirements

Target Platforms

Reference

TwainInformation Class

TwainInformation Members

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Help Version 23.0.2024.2.29

Leadtools.Twain Assembly

Introduction

Getting Started

Namespaces

Leadtools.Twain Namespace

Assemblies