Re: RTFEditorKit doesn't

  To: comp.lang.java.gui
In article <491a6bc9$0$28826$b9f67a60@news.newsdemon.com>,
 Knute Johnson <nospam@rabbitbrush.frazmtn.com> wrote:


[...]


It looks like the StyledEditorKit.AlignmentAction nested in RTFEditorKit
is _supposed_ to call setParagraphAttributes() on the StyledDocument.

FWIW, I added alignment commands to createStyleMenu() in the demo, and
they seem to work. Sadly, the RTFEditorKit only sets \ql, never \qc or \qr:

<http://java.sun.com/docs/books/tutorial/uiswing/examples/zipfiles/componen
ts-TextComponentDemoProject.zip>

<diff -u>
--- ../../TextComponentDemo.old.java 2008-11-12 12:24:38.000000000 -0500
+++ TextComponentDemo.java 2008-11-12 12:47:10.000000000 -0500
@@ -37,11 +37,13 @@
 
 import java.awt.*;
 import java.awt.event.*;
+import java.io.IOException;
 import java.util.HashMap;
 
 import javax.swing.*;
 import javax.swing.text.*;
 import javax.swing.event.*;
+import javax.swing.text.rtf.RTFEditorKit;
 import javax.swing.undo.*;
 
 public class TextComponentDemo extends JFrame {
@@ -73,7 +75,7 @@
             System.exit(-1);
         }
         JScrollPane scrollPane = new JScrollPane(textPane);
- scrollPane.setPreferredSize(new Dimension(200, 200));
+ scrollPane.setPreferredSize(new Dimension(400, 200));
 
         //Create the text area for the status log and configure it.
         changeLog = new JTextArea(5, 30);
@@ -194,6 +196,14 @@
                 ((changeLength == 1) ? ". " : "s. ") +
                 " Text length = " + document.getLength() +
                 "." + newline);
+ RTFEditorKit kit = new RTFEditorKit();
+ try {
+ kit.write(System.out, document, 0, document.getLength());
+ } catch (IOException ex) {
+ ex.printStackTrace(System.err);
+ } catch (BadLocationException ex) {
+ ex.printStackTrace(System.err);
+ }
         }
     }
 
@@ -247,7 +257,24 @@
     protected JMenu createStyleMenu() {
         JMenu menu = new JMenu("Style");
 
- Action action = new StyledEditorKit.BoldAction();
+ Action action = new StyledEditorKit.AlignmentAction(
+ "Left", StyleConstants.ALIGN_LEFT);
+ action.putValue(Action.NAME, "Left");
+ menu.add(action);
+
+ action = new StyledEditorKit.AlignmentAction(
+ "Center", StyleConstants.ALIGN_CENTER);
+ action.putValue(Action.NAME, "Center");
+ menu.add(action);
+
+ action = new StyledEditorKit.AlignmentAction(
+ "Right", StyleConstants.ALIGN_RIGHT);
+ action.putValue(Action.NAME, "Right");
+ menu.add(action);
+
+ menu.addSeparator();
+
+ action = new StyledEditorKit.BoldAction();
         action.putValue(Action.NAME, "Bold");
         menu.add(action);
 
@@ -322,7 +349,8 @@
         StyleConstants.setItalic(attrs[2], true);
 
         attrs[3] = new SimpleAttributeSet(attrs[0]);
- StyleConstants.setFontSize(attrs[3], 20);
+ StyleConstants.setForeground(attrs[3], Color.blue);
+ StyleConstants.setAlignment(attrs[3], StyleConstants.ALIGN_LEFT);
 
         attrs[4] = new SimpleAttributeSet(attrs[0]);
         StyleConstants.setFontSize(attrs[4], 12);
@@ -427,8 +455,8 @@
         SwingUtilities.invokeLater(new Runnable() {
             public void run() {
                 //Turn off metal's use of bold fonts
- UIManager.put("swing.boldMetal", Boolean.FALSE);
- createAndShowGUI();
+ //UIManager.put("swing.boldMetal", Boolean.FALSE);
+ createAndShowGUI();
             }
         });
     }
</dif -u>


Table alignment renders OK, but I've never tried to create a document:

<http://robotchase.svn.sourceforge.net/viewvc/robotchase/trunk/help.html?re
vision=37&view=markup>


Same here.

--
John B. Matthews
trashgod at gmail dot com
http://home.roadrunner.com/~jbmatthews/
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