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Filter_DeRegisterRectFilter
Programmer's Reference Manuals
» Part 7 - The Desktop
» The Filter Manager
» SWI Calls
» Filter_DeRegisterRectFilter
Filter_DeRegisterRectFilter
(SWI &42645)
| Entry | |
|---|---|
| R0 | Pointer to zero terminated filter name |
| R1 | Address of Pre Rectangle Filter Code |
| R2 | Value to be passed to R12 |
| R3 | Task handle of task to which filter was applied |
| Exit |
|---|
| All registers preserved |
Use
The purpose of this call is to add a remove a Wimp_GetRectangle filter from the list of pre-filters.
Notes
All registers must be the same as those passed to Filter_RegisterPostRectFilter.