Patrick Totzke wrote on 2011-08-17 11:15:
>
>
>
> Hi!
>
> I wonder how I can use a Decoration widget to pad a line with something
> different from whitespaces:
> I have a Column of text widgets and a very long string.
> If I render my Column line I get something like this
>
> ^|first text|second text|third text| $
>
> Here ^ is the begining of the line on the screen, $ marks the end.
> All texts but the last one are give as fixed length:
>
> first = firststring
> second = secondstring
> third = thirdstring
> Columms([('fixed', len(first), Text(first)),
> ('fixed', len(second), Text(second)),
> Text(third, wrap='clip')])
>
> The reason I don't fix the length of the last string is because its length
> varies
> and if its long, longer as the space on the screen, it doesn't get displayed
> at all.
>
> Lets say my long string is pi =
> '3.141592653589793238462643383279502884197169399375105820974944592307'.
> I want to render the above line as
>
> ^|first text|second text|third text|3.1415926535897932384626$
>
>
> Now, I add the long string as a Column.
> If I fix the third text widget as ('fixed', len(third), Text(third)),
> and if it is long, it doesn't fill the line with a prefix.
>
> If I don't fix it and also not the pi-string, both get weight 1, which
> results in something like this:
>
> ^|first text|second text| long third text cut|3.141592653589$,
> both pi and the last string get equal size.
>
> If i fix both:
> ('fixed', len(third), Text(third)),
> ('fixed', len(pi), Text(pi)),
> pi never gets displayed as it is always larger than my screen.
>
> So, I want something like padding, but with a custom string instead of ' '.
> What's the easiest way to do this?
> Thanks!
> /p
For endless repeating characters you can use Divider or a SolidFill
widget (if you need a box widget).
I've thought about making the fill customizable for the Padding and
Filler widgets (kind of like the background in an Overlay). That might
simplify some common cases.
Ian
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