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Re: End Drag and Wimp_SendMessage 18 DataSave

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In message <33b8e38e5c.Matthew@sinenomine.co.uk>
          Matthew Phillips <spam2011m@yahoo.co.uk> wrote:

> In message <a772638e5c.Paul@phorefaux>
>  on 20 Dec 2025 Paul Stewart  wrote:

>> Hi guys,

>> Hoping someone can point out where I'm going wrong!

>> Having slight issue with Wimp_SendMessage DataSave.
>> Trying to do a save window.
>> I have created my save window and done the drag to filer window okay.  I'm
>> able to drag to the filer window and release.
>> Getting stuck after I go into my end drag routine.
>> Not getting any error messages, everything looks like it is working okay,
>> but having called SYS"Wimp_SendMessage",18 at end of the procedure,
>> nothing happens!
>> Returns to my poll loop but not generating event 18 for me to then move
>> onto the next bit.  The procedure is completing and returning to the poll
>> loop.

>> Here is both my Poll loop and the end drag routines.  Hoping someone can
>> point out where I've messed up.

>> DEF PROCpoll
>>     SYS "Wimp_Poll",,b% TO r%
>>     CASE r% OF
>>         WHEN 2: SYS "Wimp_OpenWindow",,b%
>>         WHEN 3: SYS "Wimp_CloseWindow",,b%
>>                 CASE b%!0 OF
>>                      WHEN wh_main%: quit%=TRUE
>>                      WHEN wh_fwhosts%: PROCicon_deleteallicons(b%!0)
>>                      WHEN
>> wh_fwdiscs%:wh%=wh_main%:PROCicon_deleteallicons(b%!0)
>>                      WHEN wh_fwhostdiscs%:PROCicon_deleteallicons(b%!0)
>>                 ENDCASE
>>         WHEN 6: PROCmouse_click
>>         WHEN 7: PROCmouse_drag_end
>>         WHEN 9: PROCmenu_click
>>         WHEN 17,18: PROCreceive
>>     ENDCASE
>> ENDPROC
>>:
>> DEF PROCmouse_drag_end
>>     SYS "Wimp_GetPointerInfo",,b%
>>     b%!20=b%!12:REM destination window handle
>>     b%!24=b%!16:REM destination icon handle
>>     b%!28=b%!0:REM destination x coordinate
>>     b%!32=b%!4:REM destination y coordinate
>>     b%!36=1024
>>     b%!40=&DFE
>>     a$=$savestr%+CHR$0:REM get leafname
>>     $(b%+44)=a$:REM leafname of file
>>     !b%=44+((LEN a$) DIV 4)*4:REM length of block
>>     IF LEN a$ MOD 4<>0 THEN !b%+=4
>>     b%!12=0:REM your_ref for original message
>>     b%!16=1:REM Message_DataSave
>>     b%!8=0
>>     b%!4=task%
>>     SYS"Wimp_SendMessage",18,b%,b%!20,b%!24
>> ENDPROC

> I cannot see anything immediately wrong with your code, but it's possible
> that the replies are not being passed back to you because of how you have
> registered with the Wimp.

Thanks very much.  Indeed, Wimp_Initialse was the issue.

-- 
Paul Stewart
Sent from A9home running RISC OS 4.42

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Thread

End Drag and Wimp_SendMessage 18 DataSave Paul Stewart <phorefaux@gmail.com> - 2025-12-20 22:32 +0000
  Re: End Drag and Wimp_SendMessage 18 DataSave Matthew Phillips <spam2011m@yahoo.co.uk> - 2025-12-21 21:53 +0000
    Re: End Drag and Wimp_SendMessage 18 DataSave Matthew Phillips <spam2011m@yahoo.co.uk> - 2025-12-21 21:58 +0000
    Re: End Drag and Wimp_SendMessage 18 DataSave Paul Stewart <phorefaux@gmail.com> - 2025-12-29 15:53 +0000

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