Managing Images in the Image Control

Vaughn Clement vclement at gmail.com
Tue Dec 24 13:34:10 EST 2013


Hi Paul

This is very helpful!
LiveCode is not learned it is absorbed from other users. I have bumps all
over me from little bits I have absorbed for other developers.

Thank you

Vaughn Clement

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On Tue, Dec 24, 2013 at 11:29 AM, Paul Hibbert <paulhibbert at mac.com> wrote:

> Hi Vaughn,
>
> Not wishing to butt in, I've just sent this reply in case Klaus is away
> from his computer for a while, he'll probably have some better insights,
> but this should get you going.
>
> The simplest lesson is:
> http://lessons.runrev.com/s/lessons/m/4603/l/44049-livecode-properties
>
> Scroll down to the Custom Properties section near the bottom of the lesson.
>
> Another lesson here:
> http://lessons.runrev.com/s/lessons/m/4071/l/13158-what-are-the-alternatives-to-using-global-variables
> Another:
> http://lessons.runrev.com/s/lessons/m/4071/l/17375-how-do-i-save-custom-properties-in-a-standalone-application
> A little more advanced:
> http://lessons.runrev.com/s/lessons/m/4071/l/11900-how-do-i-define-my-own-properties-for-an-object
>
> Custom Properties are extremely useful at times, you can think of them as
> a container, a bit like a global variable because they can be accessed from
> anywhere in your app, but they are also more versatile as you can store
> data that doesn't disappear between launches in saved stacks, or you can
> store data as you build you app in the IDE that is accessible in your final
> standalone. Custom properties work extremely well alongside behaviour
> scripts too.
>
> There are a few simple rules to remember with custom properties, you can't
> simply put a value into a custom prop, you have to "set" the custom
> property in one go. e.g.:
>
> put "10" into the cNumber of this stack --< doesn't work
> set the cNumber of this stack to "10" --< does work
>
> You can't modify part of a custom prop, you need to read out the whole
> value, modify it and then replace it. e.g.:
>
> set line 2 of the cNumber of this stack to "20" --< doesn't work
>
> get the cNumber of this stack       --/ Read the Custom Prop
> put "20" into line 2 of it          --| Modify the values
> set the cNumber of this stack to it --\ Then replace the values - does work
>
> Most LC programmers use a "c" (for custom) or "u" (for user) prefix to
> denote a custom property, but like most of LC you are free to work your own
> way.
>
> Once the penny drops you will find Custom Properties very useful, but just
> ask about anything you are unsure of.
>
> Have fun.
>
> Paul
>
>
> On 2013-12-24, at 9:48 AM, Vaughn Clement <vclement at gmail.com> wrote:
>
> > Hi Klaus
> >
> > Being new to LC I have not created a custom property yet. I reviewed the
> > properties in the dictionary but I was overwhelmed by the number of
> choices
> > of which none seem to fit? Can you point me in the right direction
> (lesson
> > or reference) where this might be used?
> >
> > Thank you
> >
> > Vaughn Clement
> >
> > Apps by Vaughn Clement (Support)
> > *http://www.appsbyvaughnclement.com/tools/home-page/
> > <http://www.appsbyvaughnclement.com/tools/home-page/>*
> > Skype: vaughn.clement
> > https://secure.join.me/appsbyvclement
> > FaceTime: vclement at gmail.com
> > LogMeIn also avaialble
> > Call on "ooVoo" at address:  vaughnclement or 9282549062
> > Ph. 928-254-9062
> > Cloud Hosting Registration Web Site:
> > https://my.oditech.com/cart.php?a=add&pid=41
> >
> >
> > On Tue, Dec 24, 2013 at 10:07 AM, Klaus major-k <klaus at major-k.de>
> wrote:
> >
> >> Hi Vaughn,
> >>
> >> Am 24.12.2013 um 18:03 schrieb Vaughn Clement <vclement at gmail.com>:
> >>
> >>> Hi Klaus
> >>>
> >>> I will try that next. I was really lost as a new user trying to find a
> >> way
> >>> to store the images.
> >>
> >> Okie Dokie :-)
> >>
> >> to store use this syntax:
> >> ...
> >> set the cStoredCardImage of this cd to the text of last img
> >> delete last img
> >> ...
> >>
> >>> Thank you
> >>
> >> My pleasure!
> >>
> >> Happy holidays! :-)
> >>
> >>> Vaughn Clement
> >>
> >> Best
> >>
> >> Klaus
> >>
> >> --
> >> Klaus Major
> >> http://www.major-k.de
> >> klaus at major-k.de
> >>
> >>
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