Redraw_Window_Request (changes)

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Programmer's WindowManager Reference Manuals

» Part 7 - The Desktop?SWI Calls

» The Wimp_Poll Window Manager

» SWI Calls?Reason Codes

» Redraw_Window_RequestWimp_Poll

Redraw_Window_Request

(Reason Code 1)

Use

This code is returned from Wimp_Poll and indicates that a window is in need of updating and must be redrawn.

Notes

To update and redraw a window that has been identified as requiring updating, applications should follow the process below:

1. Call Wimp_RedrawWindow
2. Start a loop by calling Wimp_GetRectangle to return a rectangular part of the window that needs updating
3. Loop back to fetch next rectangular part of window needing updating until done

See also

• Reason Codes
• Wimp_GetRectangle
• Wimp_Poll
• Wimp_RedrawWindow