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Count Property

Summary

Gets the number of items contained in the collection.

Syntax

C++

public int Count { get; }

Public ReadOnly Property Count As Integer

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

Property Value

The number of items contained in the collection.

Example

using Leadtools; 
using Leadtools.Multimedia; 
using LeadtoolsMultimediaExamples.Fixtures; 
 
public bool _result = false; 
public CaptureCtrlForm _form = new CaptureCtrlForm(); 
 
public void CountExample() 
{ 
   try 
   { 
      // reference the form capture control 
      CaptureCtrl capturectrl = _form.CaptureCtrl; 
 
      // set an audio device first.  use your audio device's name here 
      if (capturectrl.AudioDevices["USB"] == null) 
         throw new Exception("No USB audio device available"); 
 
      capturectrl.AudioDevices["USB"].Selected = true; 
 
      // reference the form capture control's audio inputs 
      AudioInputs inputs = capturectrl.AudioInputs; 
 
      // get count of inputs 
      int cnt = inputs.Count; 
 
      // set the result to what we expect 
      _result = (cnt >= 0); 
   } 
   catch (Exception) 
   { 
      _result = false; 
   } 
}

Imports Leadtools 
Imports Leadtools.Multimedia 
Imports LeadtoolsMultimediaExamples.Fixtures 
 
Public _result As Boolean = False 
Public _form As CaptureCtrlForm = New CaptureCtrlForm() 
 
Public Sub CountExample() 
   Try 
      ' reference the form capture control 
      Dim capturectrl As CaptureCtrl = _form.CaptureCtrl 
 
      ' set an audio device first, you should use your audio device name here 
      If capturectrl.AudioDevices("USB") Is Nothing Then 
         Throw New Exception("No USB audio device available") 
      End If 
 
      capturectrl.AudioDevices("USB").Selected = True 
 
      ' reference the form capture control's audio inputs 
      Dim inputs As AudioInputs = capturectrl.AudioInputs 
 
      ' get count of inputs 
      Dim cnt As Integer = inputs.Count 
 
      ' set the result to what we expect 
      _result = (cnt >= 0) 
 
   Catch e1 As Exception 
      _result = False 
   End Try 
End Sub

Requirements

Target Platforms

Reference

AudioInputs Class

AudioInputs Members

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Help Version 21.0.2021.7.2

Leadtools.Multimedia Assembly

Introduction

Getting Started

Namespaces

Leadtools.Multimedia Namespace

Leadtools.Multimedia.Common Namespace

Assemblies