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ScreenCaptureHelpCallback Delegate
See Also 
Leadtools.ScreenCapture Namespace : ScreenCaptureHelpCallback Delegate



helpType
Help callback type. For possible values refer to ScreenCaptureHelpType.
controlId
Control Id type. If the user presses F1 for a control, or clicks the "?" button on the title bar, its ID will be sent to this method, otherwise the value of controlId is -1. For possible values refer to ScreenCaptureControlId.
Occurs when the user has clicked the Help button, clicked the "?" button on the title bar, or pressed F1 for a control on a dialog.

Syntax

Visual Basic (Declaration) 
Public Delegate Sub ScreenCaptureHelpCallback( _
   ByVal helpType As ScreenCaptureHelpType, _
   ByVal controlId As ScreenCaptureControlId _
)
Visual Basic (Usage)Copy Code
Dim instance As New ScreenCaptureHelpCallback(AddressOf HandlerMethod)
C# 
public delegate void ScreenCaptureHelpCallback( 
   ScreenCaptureHelpType helpType,
   ScreenCaptureControlId controlId
)
C++/CLI 
public delegate void ScreenCaptureHelpCallback( 
   ScreenCaptureHelpType helpType,
   ScreenCaptureControlId controlId
)

Parameters

helpType
Help callback type. For possible values refer to ScreenCaptureHelpType.
controlId
Control Id type. If the user presses F1 for a control, or clicks the "?" button on the title bar, its ID will be sent to this method, otherwise the value of controlId is -1. For possible values refer to ScreenCaptureControlId.

Example

For an example, refer to ScreenCaptureEngine.

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