Method that adds a dialog or a control to the dockable window. Currently, you can only add a single child to a dockable window. So this method returns a failure if the dockable window already has a child. It is the responsibility of the client to destroy the dialog/control as and when appropriate.
Name | Type | Description |
Identifier | Variant | Input Variant that specifies the dialog or control. This can either be the HWND of a dialog/window, or the ProgID of a control or the GUID of the control as a string (including the braces "{ }"). The ProgID/GUID can be that of an ActiveX or a .NET user control. |