RISC OS Open

RISC OS  OPEN


A fast and easily customised operating system for devices using ARM processor cores.

Documentation: Wimp_DeleteIcon

Programmer’s Reference Manuals
» Part 7 – The Desktop
» The Window Manager
» SWI Calls
» Wimp_DeleteIcon

Wimp_DeleteIcon

(SWI &400C4)

Entry
R1 +0 Window handle, or
  -2 for icon bar
+4 Icon handle

Exit
R1 Corrupt

Use

The purpose of this call is to delete an icons definition within a window. To update the window applications should then call Wimp_ForceRedraw.

Note: The icons memory will be reallocated if it is the last icon belonging to a window.

See also

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