lock/unlock screen

[Bob Sneidar]

In a prior post I seem to recall that the screen will unlock at the first idle message, no matter how many lock screens have been issued. Also, I think it's a one dimensional command, that is, the screen will unlock as soon as you issue an unlock screen. 

Bob


On Sep 19, 2012, at 10:08 AM, DunbarX at aol.com wrote:

> Peter.
> 
> 
> Pretty sure this follows the HC way, in that "lock screen" commands are queued, and must be unlocked the same number of times they are locked.
> 
> 
> 
> You can always throw in:
> 
> repeat until the lockScreen is "false"
> 
> 
> unlock screen
> end repeat
> 
> 
> 
> 
> Craig Newman
> 
> 
> 
> 
> -----Original Message-----
> From: Peter Haworth <pete at lcsql.com>
> To: How to use LiveCode <use-livecode at lists.runrev.com>
> Sent: Wed, Sep 19, 2012 1:00 pm
> Subject: lock/unlock screen
> 
> 
> Let's say I have a couple of function F1 and F2 that include lock and
> unlock screen commands.  These handlers are called one after another from
> another function F3 which does not have lock/unlock screen messages.  I'm
> assuming that the screen would be unlocked at the end of F1 and F2, meaning
> the screen would be updated twice.
> 
> Now lets say I have another function F4 which includes its own lock/unlock
> screen and also calls F1 and F2.  When F1 unlocks the screen, does that
> cancel out the lock screen issued by F4 or does the lock in F4 stay in
> place until it is unlocked by F4?
> 
> I'm trying to figure out the best strategy for locking/unlocking the
> screen.  It feels like the lock/unlock should be in the highest level
> function that calls any other functions which update the screen.
> 
> Pete
> lcSQL Software <http://www.lcsql.com>
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