Re: Adding SCROLLBARS to a JTextArea

From:
Knute Johnson <nospam@rabbitbrush.frazmtn.com>
Newsgroups:
comp.lang.java.help
Date:
Wed, 29 Aug 2007 10:13:54 -0700
Message-ID:
<nPhBi.265693$5y.158170@newsfe18.lga>
bH wrote:

On Aug 28, 10:09 pm, Roedy Green <see_webs...@mindprod.com.invalid>
wrote:

On Tue, 28 Aug 2007 13:51:38 -0700, bH <bherbs...@hotmail.com> wrote,
quoted or indirectly quoted someone who said :

"fTextArea.SCROLLBARS_BOTH;"

seehttp://mindprod.com/jgloss/jscrollpane.html

I have only used them on JTextAreas, JPanels and Canvases. I have
never used them on Dialogs.
--
Roedy Green Canadian Mind Products
The Java Glossaryhttp://mindprod.com


Hi Roedy,
I think that the emphasis for this Q was indeed on the JTextArea, not
a Dialog. That is if I read you correctly.

bH

Hi Knute and Roedy,

My solution:

From:
2D Graphics
Menus, Layouts, Styled Text, and Simple Geometry
By Monica Pawlan
January 5, 2001
http://java.sun.com/developer/technicalArticles/GUI/swingmenus/

A subsection of this text above: "Adding the Editable Text Area"; a
code snip
adapted for my solution and this scroll code snip inserted in the
original code above:

  /** Create a frame with JTextArea and a menubar
    * with a "File" dropdown menu.
   **/
  FileChooseApp (String title) {
    super (title);

    Container content_pane = getContentPane ();

    // Create a user interface.
    content_pane.setLayout ( new BorderLayout () );
    fTextArea = new JTextArea ("");

    //added this code snip for scroll
    content_pane.add (fTextArea, "Center");
    fTextArea.setEditable(true);
    JScrollPane areaScrollPane = new JScrollPane(fTextArea);// added
this for scroll
 
areaScrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS); //
added this for

scroll
    areaScrollPane.setPreferredSize(new Dimension(200, 175));// added
this for scroll
    areaScrollPane.setBorder(BorderFactory.createTitledBorder("Enter
or Edit Text:"));// added this for scroll
    content_pane.add(areaScrollPane); // added this for scroll

   //ended this code snip for scroll

    // Use the helper method makeMenuItem
    // for making the menu items and registering
    // their listener.
    JMenu m = new JMenu ("File");

    // Modify task names to something relevant to
    // the particular program.
    m.add (fMenuOpen = makeMenuItem ("Open"));
    m.add (fMenuOpen = makeMenuItem ("Save"));
    m.add (fMenuClose = makeMenuItem ("Quit"));

    JMenuBar mb = new JMenuBar ();
    mb.add (m);

    setJMenuBar (mb);
    setSize (400,400);
  } // ctor

Thanks
bH


bH:

You should add the JScrollPane to your ContentPane not the JTextArea.

--

Knute Johnson
email s/nospam/knute/

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