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Contains Method

Summary

Determines whether a collection contains a specified TargetDevice item.

Syntax

C++/CLI

public bool Contains( 
   TargetDevice item 
)

public: 
bool Contains(  
   TargetDevice^ item 
)

Parameters

item
The object being located in the collection.

Remarks

Determines whether the collection contains the specified TargetDevice item.

Example

using Leadtools; 
using Leadtools.Multimedia; 
using LeadtoolsMultimediaExamples.Fixtures; 
 
 
public bool _result = false; 
public ConvertCtrlForm _form = new ConvertCtrlForm(); 
 
public void IndexContainsExample() 
{ 
   // reference the capture control 
   ConvertCtrl convertctrl = _form.ConvertCtrl; 
 
   // input file 
   string inFile = Path.Combine(LEAD_VARS.MediaDir, "ConvertCtrl_Source.avi"); 
 
   try 
   { 
      // set the input file 
      convertctrl.SourceFile = inFile; 
 
      // reference the video target devices object 
      TargetDevices devices = convertctrl.TargetDevices; 
 
      // check the index of an HD Audio device 
      int i = devices.IndexOf("HD Audio"); 
 
      TargetDevice dev = null; 
      if (i > -1) 
         // access the input via the collection indexer 
         dev = devices[i]; 
 
      // check whether the collection contains this input  
      // (it should we just got it with IndexOf above) 
      if (devices.Contains(dev)) 
      { 
         // set the result to what we expect 
         _result = true; 
      } 
   } 
   catch (Exception) 
   { 
      _result = false; 
   } 
} 
 
static class LEAD_VARS 
{ 
   public const string MediaDir = @"C:\LEADTOOLS22\Media"; 
}

Requirements

Target Platforms

Reference

TargetDevices Class

TargetDevices Members

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Help Version 22.0.2022.12.7

Leadtools.Multimedia Assembly

Introduction

Getting Started

Namespaces

Leadtools.Multimedia Namespace

Leadtools.Multimedia.Common Namespace

Assemblies