LEADTOOLS Multimedia (Leadtools.Multimedia assembly)
LEAD Technologies, Inc

Current Property (Devices)

Example 





Gets the current item in the collection.
Syntax
public object Current {get;}
'Declaration
 
Public ReadOnly Property Current As Object
'Usage
 
Dim instance As Devices
Dim value As Object
 
value = instance.Current
public object Current {get;}
 get_Current(); 
public:
property Object^ Current {
   Object^ get();
}

Property Value

The current item in the collection.
Remarks
Gets the current item in the collection.
Example
Copy CodeCopy Code  
Public _result As Boolean = False
Public _form As CaptureCtrlForm = New CaptureCtrlForm()
Public Sub CurrentExample()
   ' reference the capture control and it's video inputs
   Dim capturectrl As CaptureCtrl = _form.CaptureCtrl

   ' set a video device first, you should use your video device name here
   If capturectrl.VideoDevices("Analog") Is Nothing Then
      Throw New Exception("No Analog video tuner device available")
   End If

   capturectrl.VideoDevices("Analog").Selected = True

   Dim devices As Devices = capturectrl.VideoDevices

   Try
      ' enumerate through the list of inputs
      ' demonstrating the current property
      For Each dev As Device In devices
         ' set the result to what we expect
         _result = (dev Is devices.Current)
      Next dev
   Catch e1 As Exception
      _result = False
   End Try
End Sub
public bool _result = false;
public CaptureCtrlForm _form = new CaptureCtrlForm();
public void CurrentExample()
{
   // reference the capture control and its video inputs
   CaptureCtrl capturectrl = _form.CaptureCtrl;

   // set a video device first.  use your video device's name here
   if (capturectrl.VideoDevices["Analog"] == null)
      throw new Exception("No Analog video tuner device available");

   capturectrl.VideoDevices["Analog"].Selected = true;

   Devices devices = capturectrl.VideoDevices;

   try
   {
      // enumerate through the list of inputs
      // demonstrating the current property
      foreach (Device dev in devices)
      {
         // set the result to what we expect
         _result = (dev == devices.Current);
      }
   }
   catch (Exception)
   {
      _result = false;
   }
}
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

See Also

Reference

Devices Class
Devices Members

 

 


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Leadtools.Multimedia requires a Multimedia or Multimedia Suite license and unlock key. For more information, refer to: LEADTOOLS Toolkit Features