Gets the current item in the collection.
Syntax
Visual Basic (Declaration) | |
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Public ReadOnly Property Current As Object |
Visual Basic (Usage) | Copy Code |
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Dim instance As CaptureSubTypes
Dim value As Object
value = instance.Current |
C# | |
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public object Current {get;} |
Property Value
The current item in the collection.
Example
Visual Basic | Copy Code |
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Public _result As Boolean = False
Public _form As CaptureCtrlForm = New CaptureCtrlForm()
Public Sub CurrentExample()
' reference the capture control
Dim capturectrl As CaptureCtrl = _form.CaptureCtrl
' select a video device, use your device name here instead of USB
If capturectrl.VideoDevices("Analog") Is Nothing Then
Throw New Exception("No Analog video device available")
End If
capturectrl.VideoDevices("Analog").Selected = True
' get the video capture subtypes collection
Dim subtypes As CaptureSubTypes = capturectrl.VideoCaptureSubTypes
Try
' loop through all video subtypes
For Each cs As CaptureSubType In subtypes
' set the result to what we expect
_result = (cs Is subtypes.Current)
Next cs
Catch e1 As Exception
_result = False
End Try
' we'll loop on the state and pump messages for this example.
' but you should not need to if running from a Windows Forms application.
Do While capturectrl.State = CaptureState.Running
Application.DoEvents()
Loop
End Sub |
C# | Copy Code |
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public bool _result = false;
public CaptureCtrlForm _form = new CaptureCtrlForm();
public void CurrentExample()
{
// reference the capture control
CaptureCtrl capturectrl = _form.CaptureCtrl;
// select a video device, use your device name here instead of USB
if (capturectrl.VideoDevices["Analog"] == null)
throw new Exception("No Analog video device available");
capturectrl.VideoDevices["Analog"].Selected = true;
// get the video capture subtypes collection
CaptureSubTypes subtypes = capturectrl.VideoCaptureSubTypes;
try
{
// loop through all video subtypes
foreach (CaptureSubType cs in subtypes)
{
// set the result to what we expect
_result = (cs == subtypes.Current);
}
}
catch (Exception)
{
_result = false;
}
// we'll loop on the state and pump messages for this example.
// but you should not need to if running from a Windows Forms application.
while (capturectrl.State == CaptureState.Running)
Application.DoEvents();
} |
Remarks
Requirements
Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7
See Also