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Re: Solution found

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  To: comp.lang.java.gui
On Mar 8, 2:51 pm, loquak <plz.re...@to.ng> wrote:
> loquak kirjoitti:
>
>
>
>
>
> > Hi.
> > I'm trying to apply a feature where the dialog (containing one
> > JTextPane) remembers the last vertical scroll position of the pane. When
> > the dialog is re-opened, the pane will automatically be scrolled down to
> > the position where it was before closing the dialog.
>
> > Logically, I thought the following would do the trick:
>
> > On close:
> > lastPos.pos = scrollPane.getViewport().getViewPosition(); (lastPos.pos =
> > Point)
>
> > On re-open:
> > scrollPane.getViewport().setViewPosition(new Point(0,0));
>
> > Didn't work, so I tried the following:
>
> > On close:
> > lastPos.pos = scrollPane.getVerticalScrollBar().getValue(); (lastPos.pos
> >  = int)
>
> > On re-open:
> > scrollPane.getVerticalScrollBar().setValue(lastPos.pos);
>
> > Didn't work either! So, logically again, I'm out of ideas. Any tips? (I
> > have no use for setCaretPosition and getCaretPosition since the caret
> > won't be used, as the pane is read-only)
>
>                 SwingUtilities.invokeLater(new Runnable()
>                 {
>                         public void run()
>                         {
>                                 scrollPane.getVerticalScrollBar().setValue(lastPos.pos);
>                         }                      
>                 });
>
> did the trick!- Hide quoted text -
>
> - Show quoted text -

I have the same pb, and the work-around SwingUtilities.invokeLater
works fine, Thanks.

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Scrolling JTextPane insid "loquak" <loquak@THRWHITE.remove-dii-this> - 2011-04-27 15:31 +0000
  Sorry, typo "loquak" <loquak@THRWHITE.remove-dii-this> - 2011-04-27 15:31 +0000
  Solution found "loquak" <loquak@THRWHITE.remove-dii-this> - 2011-04-27 15:31 +0000
    Re: Solution found "phengtang" <phengtang@THRWHITE.remove-dii-this> - 2011-04-27 15:32 +0000

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