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Returns layout information for the content widgets (editors etc.) that can be used to restore the positioning within the window.
| Number | Type | Compulsory | Default | Description | 
|---|---|---|---|---|
| 1 | string | Yes | 
 | Window name | 
The window name, as given by the function WM_GetWindowNames.
Return type: string
Layout information for the content widgets as a single string.
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