Changing the width of a stack

Peter Haworth pete at lcsql.com
Sat Jun 27 18:08:50 EDT 2015


Thanks Scott, that's a variation of Mike's script. As you say, you have to
move the centered object in order to achieve this.
Pete

On Sat, Jun 27, 2015 at 2:56 PM Scott Rossi <scott at tactilemedia.com> wrote:

> If I understand what you're trying to accomplish, try this:
> go url "http://www.tactilemedia.com/download/setrect.livecode"
>
>
> Click the colored boxes.
>
> If you want to have the clicked object remain centered on the card, you
> need to move it because a card always draws from a topLeft of 0,0.
>
> Regards,
>
> Scott Rossi
> Creative Director
> Tactile Media, UX/UI Design
>
>
>
>
> On 6/27/15, 1:32 PM, "Peter Haworth" <pete at lcsql.com> wrote:
>
> >Thanks to all for the suggestions, particularly Richmond and Mike whose
> >solutions both involve moving the centered control to the left edge of the
> >stack instead of trying to move the left edge of the stack to the centered
> >control. The problem with globalloc and width and other stack related
> >properties is they don't change the position of the left edge of the stack
> >relative to the left edge of the centered control
> >
> >I suspected moving the centered control to the left edge of the stack
> >would
> >be reuired, just seems like there should be a more elegant way to do this,
> >perhaps something like "position the left of stack xyz to the left of
> >control abc".
> >
> >Pete
> >
> >On Sat, Jun 27, 2015 at 1:01 PM Mike Bonner <bonnmike at gmail.com> wrote:
> >
> >> Looks like setting the width doesn't keep the horizontal position.
> >>
> >> A couple options, store the location of the button too, then position
> >>it at
> >> the left of the card after resize, and hide any other controls that were
> >> already on that left side.
> >> On restore, reset the width, and move the button back.
> >>
> >> Heres a quicky script (that I placed in a center button for testing)
> >>that
> >> toggles between the two states.
> >>
> >> local sWidth,sToggle, sStartLoc
> >> on mouseUp
> >>    if sToggle is empty then put false into sToggle
> >>    put not sToggle into sToggle
> >>    switch sToggle
> >>       case true
> >>          lock screen
> >>          put the width of this stack into sWidth
> >>          put the loc of me into sStartLoc
> >>          set the width of this stack to the width of me
> >>          set the visible of button 1 to false
> >>          set the visible of button 3 to false
> >>          set the left of me to the left of this card
> >>          unlock screen
> >>          break
> >>
> >>       case false
> >>          lock screen
> >>          set the width of this stack to sWidth
> >>          set the visible of button 1 to true
> >>          set the visible of button 3 to true
> >>          set the loc of me to sStartLoc
> >>          unlock screen
> >>          break
> >>    end switch
> >> end mouseUp
> >>
> >> On Sat, Jun 27, 2015 at 1:48 PM, Alex Tweedly <alex at tweedly.net> wrote:
> >>
> >> > set the width of this stack to the width of theCenteredControl
> >> >
> >> > Alex.
> >> > P.S. because the central control is centered, you want to make
> >>symmetric
> >> > changes to the left and right of the stack - and so simply setting the
> >> > width will do that while leaving the horizontal position of it
> >>unchanged.
> >> > Obviously, before you do that, store away the 'current' width so you
> >>can
> >> > restore it later.
> >> >
> >> >
> >> > On 27/06/2015 19:55, Peter Haworth wrote:
> >> >
> >> >> I have a stack with three controls on it, one at the left edge of the
> >> >> stack, one centered horizontally, and one at the right edge of the
> >> stack.
> >> >>
> >> >> I want to change the dimensions of the stack so that it's left edge
> >>is
> >> at
> >> >> the left of the centered control and its right edge is at the right
> >>of
> >> the
> >> >> centered control. And also change its dimensions back to the original
> >> >> settings when necessary.
> >> >>
> >> >> As I have a graphically challenged brain, I have been unable to
> >>figure
> >> out
> >> >> how to do this.
> >> >>
> >> >> References to the left of a  stack are relative to the edge of the
> >> screen
> >> >> so they move the position of the stack on the screen and don't change
> >> its
> >> >> width.
> >> >>
> >> >> I'm probably missing something obvious and hoping that someone will
> >> point
> >> >> it out to me.
> >> >>
> >> >> Pete
> >> >> _______________________________________________
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> >> >
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