Re: [Fxruby-users] Usage FXList : makeItemVisible

[meinrad r. <mei...@gm...>]

SIMOKAWA hajime wrote:

> Hello all,
>   
hi,

>  I am trying to do something with FxRuby, but it is not working for me. 
> I want to scroll to bring a item into view, but I cannot it. 
> Below is my code.

the line
@lst.makeItemVisible 7
works well for me when inserted after show(PLACEMENT_SCREEN)
obviously this can only be used after creation of the list.
> 
> Thanks for the help in advance
> 
> SIMOKAWA, hajime (male,japan)
> 
regards,
-- henon
> 
> 
> require 'fox'
> include Fox
> 
> class ListTestWindow < FXMainWindow
>   def initialize(app)
>     super(app, "fxtest", nil, nil, DECOR_ALL, 0, 0, 100, 100)
> 
>     @lst = FXList.new(self,4,nil,0,LIST_NORMAL |LAYOUT_FILL_X)
>     @lst.appendItem '0'
>     @lst.appendItem '1'
>     @lst.appendItem '2'
>     @lst.appendItem '3'
>     @lst.appendItem '4'
>     @lst.appendItem '5'
>     @lst.appendItem '6'
>     @lst.appendItem '7'
>     @lst.appendItem '8'
>     @lst.appendItem '9'
> 
>     @lst.makeItemVisible 7 
> 
>   end
> 
>   def create
>     super
>     show(PLACEMENT_SCREEN)
       @lst.makeItemVisible 7

>   end
> end
> 
> if __FILE__ == $0
>   app = FXApp.new("FoxTest", "FoxTest")
>   ListTestWindow.new(app)
>   app.create
>   app.run
> end
> 
>