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Provides the window handle of a control. You can use this handle as a reference in a .NET library using the FromHandle() function to determine the look and behavior of the control or to get additional information about the control's styles or content.
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Syntax:
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CtrlHWND(control name)
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Parameters:
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control name – as specified in the Form Editor
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Returns:
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The window handle as a long numeric value of 4 bytes. This value can be passed by value either to an external function or a user-defined procedure (UDP).
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Example:
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CtrlHWND('Olecontrol') where Olecontrol is the name of a control on the form, and returns the control's window handle.
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Exceptions:
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This function is not supported in Web Client tasks.
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Platform specific:
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This function is not supported for mobile devices.
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See also:
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WinHWND
The Online and Rich Client Samples projects (program IF05 and RIF05)
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