getting the "normal" messages when reopening a stack

Peter Haworth pete at lcsql.com
Sat Sep 24 21:59:32 EDT 2016


Try putting the code in your preOpenStack handler into a separate handler
then call it from preOpenHandler and anywhere else you need to invoke it.

On Sat, Sep 24, 2016 at 6:05 PM J. Landman Gay <jacque at hyperactivesw.com>
wrote:

> On 9/24/16 4:19 PM, Dr. Hawkins wrote:
> > My user interface stacks are now made by cloning the respective stack, to
> > allow multiple open debtors, and multiple windows of each type in the
> > interface.
> >
> > I store the stem that identifies tables and windows in the dbtr_stem
> custom
> > property of the stack.
> >
> > I need to lock messages as I open the stack, as no setup routines even
> make
> > sense until this property exists and is accessible. Once clones, I set
> that
> > property, as well as the name (which depend on that property).  I then
> > close the new stack.
> >
> > Is there a way to send the "normal" messages, such as preopenstack and
> open
> > card when it opens.  I had assumed that closing the stack and reopening
> > would cause this to happen, but apparently not.
> >
> > These are transient stacks; they should never get saved to disk, and are
> > deleted as part of the process of closing a debtor.
> >
>
> A stack in RAM doesn't get the open* messages because, technically, it's
> already open. If you set the destroystack property to true, then the
> next time it opens the normal messages occur. But in this case that
> would delete your temporary clone, so you can't do that.
>
> You could specifically send the messages after you set up the properties:
>
> -- set up the clone, then:
> preOpenStack
> openStack
>
> or, depending on your stack organization, you might need to:
>
> send "preOpenStack to me" , etc.
>
> If you will be closing and reopening the stacks multiple times, you
> might trap for "resumeStack" instead.
>
> --
> Jacqueline Landman Gay         |     jacque at hyperactivesw.com
> HyperActive Software           |     http://www.hyperactivesw.com
>
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