h6. [[WindowManager]] h6(. » [[WindowManager SWI Calls|SWI Calls]] h6((. » Wimp_AddMessages h2. Wimp_AddMessages h5. (SWI &400F6) |_<. Entry | | |R0 |Pointer to word array of [[Message Codes|message codes]] to add (terminated with zero word) | |_<. Exit | | |- |- | h4. Use The purpose of this call is to update the list of message codes that an application can be informed of via [[Wimp_Poll|Wimp_Poll]]. h4. Notes Prior to RISC OS 4, using this call on an application that received all messages would limit the application to only the newly appended messages. h4. See also * [[Message Codes|Message Codes]] * [[Wimp_RemoveMessages|Wimp_RemoveMessages]] * [[Wimp_Poll|Wimp_Poll]]