Peter Rolf wrote:
> Hi all!
>
> I've searched for an answer some time ago
>
> http://archive.contextgarden.net/message/20051230.132510.4dba9fed.en.html
>
> Meanwhile I've solved the problem and the solution is quite simple. Only
> some minor changes are needed, to bound the state of fields to the state
> of their surrounding PDF layer. I attached a 'small' example file and
> two diff files for patching.
>
> So what is this good for? For example think about multilayered control
> fields (stack), which appear in the form of a tabular box (one tab
> active at a time). Every tab can contain any kind of interactive field.
> No more mouse interaction (and ugly gfx glitches) with hidden fields, if
> the surrounding PDF layer is switched off.
>
So what you propose is to have an automatic relationship between layers
and widgets?
> To Hans:
> - Dunno if the name \currentPDFlayer is o.k., or if there is a better
> place for it's (re)initialisation.
> - The fields are still active (only hidden), if the outer layer is
> deactivated (nested). Is the outer layer not part of the child layers
> OCMG? Reading the PDF reference manual is much harder than reading your
> sources...
> So it's up to you, if and how this is added.
>
What you do basically comes down to having a default connection between the
layers key of widgets and the current layer. This is ok but need to be a
configurable feature. I'll think about it.
Hans
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Hans Hagen | PRAGMA ADE
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