OpenEuphoria

Re: GetQueueStatus

• Posted by don cole <doncole at pacbell.net> Apr 21, 2005
• 502 views

Al Getz wrote:
> 
> don cole wrote:
> > 
> > 
> > When calling GetQueueStatus at the start of the program it reurns 0.
> > 
> > When an event is called such as a keyPress it returns the code for that
> > event.Further calls return the code of the last event called.
> > 
> > How can I reset it to 0?
> > 
> > Don Cole
> > SF
> > 
> 
> Hi Don,
> 
> Sorry to hear you're having a problem with it.
> One way to accomplish this might be to use PeekMessage, where
> you use the constant to remove the message from the queue
> something like this:
> 
>   y=c_func(win:PeekMessage,{MsgStruct,0,0,0,PM_REMOVE})
> 
> Did you add something to the program that made it start behaving
> in a way you didnt like, or did it do this once you started
> using GetQueueStatus?
> 
> Im asking some questions here because i do this myself using my
> own lib (WinClass) and it seems to work great.  For example, a
> plotting program which has to sometimes plot three or four graphs
> using large dots (2x2 or 3x3 dots comprized of 5 or more pixels each)
> which could take considerable time like 10 seconds or more.  I cant
> have the user sitting there twiddling his/her thumbs while the painting
> is taking place (with no mouse access to menues/floating pop up menues, etc)
> so i use GetQueueStatus() and it does the trick.  This means i have 
> to ask the question ... why isnt it working in your program ... what
> is the difference?  I call GetQueueStatus within my paint/plotting loop
> but for a slide show file viewer i would call it from within the
> paint/display loop which is just about the same (WM_PAINT) except
> you display a picture instead of plot pixels (using that Win API SetPixel()
> function call (or similar)).
> 
> How large is the program; could it be sent via email so i could
> examine it?  I'd have to have all the lib's too using the exact
> ones you are using.  If this is possible let me know.  If you cant
> find the problem any other way this might be an alternative.
> One thing nice is once you zip Euphoria text source files they
> come out pretty small.
> 
> I guess another possibility is that i could put a slide show
> function in my own viewer, if that's all you want to do.  If you'd
> like to do more though you'd still have to add stuff.  One thing
> nice is when you do it yourself you can eventually get it exactly
> the way you want it without settling for someone else's idea of
> how it should be done 
> 
> 
> Take care,
> Al
> 
> And, good luck with your Euphoria programming!
> 
> My bumper sticker: "I brake for LED's"
> 
Thank you Al.
That is exactly what I will do so we don't have tie up this forum with this
very specific problem. I will include a read me so you can see exactly what I am
tring to do.Give a little time to zip every thing.

Don Cole
SF