Paul - once again thanks for this insight. I'd thought I'd let you know the following script which groups everything on the card, gets a snapshot /of the group/, and then ungroups everything, is working well.

on importGroupSnapshot snapName,myRect
   repeat with C=1 to number of controls
      set the selected of control C to true
   end repeat
   group
   import snapshot from rectangle myRect of last grp
   set the name of last img to snapName
   select last group
   ungroup
   select empty
   choose the browse tool
end importGroupSnapshot

Thanks again!

On 9/18/15 11:37 AM, Paul Hibbert wrote:
Ray,

Importing a snapshot from rect uses the computer’s graphic card to generate the 
snapshot image, whereas, importing a snapshot from an object (group, card, 
stack etc.) allows the LC engine to generate the snapshot image.

I’m travelling right now so can’t test so easy, but I’m sure if you can drop 
the ‘from rect’ you should see an improvement.

Paul


On 18 Sep 2015, at 08:32, Ray <r...@linkit.com> wrote:

Greetings - Has anybody had any success importing a snapshot from a stack's 
window which is offscreen?

I'm looping through every card in a stack to import a snapshot using something 
like:

   import snapshot from rect myRect of window myWinId

This causes a lot of annoying screen flicker so I'd like to place the stack's 
window off screen, do the importing and then return it on screen.  But doing so 
gives me blank images for the snapshots.

Any suggestions?

Thanks!



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