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Article #12353

Re: JTextArea and JScrollPane - no scrollbars?

#12353
From: Paul Waldo
Date: Wed, 13 Jan 1999 00:00
47 lines
1886 bytes
Try using this JScrollPane constructor
public JScrollPane(Component view)
rather than using the viewport to add the component.  Your code would
look like this:

  JTextArea jta = new JTextArea();
  JScrollPane jsp = new JScrollPane(jta);

I hope this helps.

Paul Waldo

Michael Appelmans wrote:

> When I place a JTextArea in a JScrollPane and add succesive lines of
> text using add method no scrollbars appear and I can't see lines of
> text past the bottom of the frame. Any suggestion on what I am doing
> wrong with textarea?
>
> relevant code....
> public MyJFrame extends JFrame{
>
> ....
>   JScrollPane jsp = new JScrollPane();
>   JTextArea jta = new JTextArea();
> ...
>    jsp.getViewport().add(jta, null);
>    bevelPanel1.setLayout(borderLayout1);
>    bevelPanel1.add(jsp, BorderLayout.CENTER);
>    this.getContentPane().add(bevelPanel1, BorderLayout.CENTER);
> ....
>   public static void main(String[] args) {
>    MyJFrame jf = new MyJFrame();
>
>    for (int i = 1; i < 50; i++)
>        jf.jta.addLine("Test: " + Integer.toString(i));
>
> Here I can't scroll to text below line 20 which is the size of the
> frame.
>
> Any help would be appreciated...
> Thanks
> Michael Appelmans
>
> Agility, Inc.
> *remove 123 to mail*
> mappelmans@123agility-inc.com
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From: Paul Waldo <pwaldo@bna.com>
Subject: Re: JTextArea and JScrollPane - no scrollbars?
Date: 1999/01/13
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