/[classpath]/classpath/javax/swing/text/JTextComponent.java
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revision 1.12 by mark, Thu Jul 8 19:26:28 2004 UTC revision 1.13 by mark, Thu Jul 22 19:45:39 2004 UTC
# Line 38  exception statement from your version. * Line 38  exception statement from your version. *
38  package javax.swing.text;  package javax.swing.text;
39    
40  import java.awt.AWTEvent;  import java.awt.AWTEvent;
41    import java.awt.Color;
42  import java.awt.Component;  import java.awt.Component;
43  import java.awt.Dimension;  import java.awt.Dimension;
44  import java.awt.Image;  import java.awt.Image;
# Line 67  import javax.swing.plaf.TextUI; Line 68  import javax.swing.plaf.TextUI;
68  public abstract class JTextComponent extends JComponent  public abstract class JTextComponent extends JComponent
69    implements Scrollable, Accessible    implements Scrollable, Accessible
70  {  {
 //    public class AccessibleJTextComponent extends AccessibleJComponent  
 //      implements AccessibleText, CaretListener, DocumentListener,  
 //                 AccessibleAction, AccessibleEditableText  
 //    {  
 //    }  
   
71    /**    /**
72     * AccessibleJTextComponent     * AccessibleJTextComponent
73     */     */
# Line 82  public abstract class JTextComponent ext Line 77  public abstract class JTextComponent ext
77      private static final long serialVersionUID = 7664188944091413696L;      private static final long serialVersionUID = 7664188944091413696L;
78    
79      /**      /**
      * caretPos  
      */  
     int caretPos;  
   
     /**  
80       * Constructor AccessibleJTextComponent       * Constructor AccessibleJTextComponent
81       * @param component TODO       * @param component TODO
82       */       */
# Line 280  public abstract class JTextComponent ext Line 270  public abstract class JTextComponent ext
270      public KeyStroke key;      public KeyStroke key;
271      public String actionName;      public String actionName;
272    
273        /**
274         * Creates a new <code>KeyBinding</code> instance.
275         *
276         * @param key a <code>KeyStroke</code> value
277         * @param actionName a <code>String</code> value
278         */
279      public KeyBinding(KeyStroke key, String actionName)      public KeyBinding(KeyStroke key, String actionName)
280      {      {
281        this.key = key;        this.key = key;
# Line 294  public abstract class JTextComponent ext Line 290  public abstract class JTextComponent ext
290    
291    private Document doc;    private Document doc;
292    private Caret caret;    private Caret caret;
293      private Highlighter highlighter;
294      private Color caretColor;
295      private Color disabledTextColor;
296      private Color selectedTextColor;
297      private Color selectionColor;
298    private boolean editable;    private boolean editable;
299    
300      /**
301       * Creates a new <code>JTextComponent</code> instance.
302       */
303    public JTextComponent()    public JTextComponent()
304    {    {
305      enableEvents(AWTEvent.KEY_EVENT_MASK);      enableEvents(AWTEvent.KEY_EVENT_MASK);
# Line 311  public abstract class JTextComponent ext Line 315  public abstract class JTextComponent ext
315    
316    public Document getDocument()    public Document getDocument()
317    {    {
     if (doc == null)  
       System.out.println("doc == null !!!");  
318      return doc;      return doc;
319    }    }
320    
321    /**    /**
322     * Get the AccessibleContext of this object     * Get the <code>AccessibleContext<code> of this object.
323       *
324       * @return an <code>AccessibleContext</code> object
325     */     */
326    public AccessibleContext getAccessibleContext()    public AccessibleContext getAccessibleContext()
327    {    {
# Line 351  public abstract class JTextComponent ext Line 355  public abstract class JTextComponent ext
355     */     */
356    public String getText()    public String getText()
357    {    {
358      return getDocument().getText(0, getDocument().getLength());      if (doc == null)
359          return null;
360    
361        try
362          {
363            return doc.getText(0, doc.getLength());
364          }
365        catch (BadLocationException e)
366          {
367            // This should never happen.
368            return "";
369          }
370    }    }
371    
372    /**    /**
# Line 389  public abstract class JTextComponent ext Line 404  public abstract class JTextComponent ext
404      return "JTextComponent";      return "JTextComponent";
405    }    }
406    
407      /**
408       * This method returns the label's UI delegate.
409       *
410       * @return The label's UI delegate.
411       */
412    public TextUI getUI()    public TextUI getUI()
413    {    {
414      return (TextUI) UIManager.getUI(this);      return (TextUI) ui;
415      }
416    
417      /**
418       * This method sets the label's UI delegate.
419       *
420       * @param ui The label's UI delegate.
421       */
422      public void setUI(TextUI newUI)
423      {
424        super.setUI(newUI);
425    }    }
426    
427      /**
428       * This method resets the label's UI delegate to the default UI for the
429       * current look and feel.
430       */
431    public void updateUI()    public void updateUI()
432    {    {
433      setUI(getUI());      setUI((TextUI) UIManager.getUI(this));
434    }    }
435    
436    public Dimension getPreferredScrollableViewportSize()    public Dimension getPreferredScrollableViewportSize()
# Line 448  public abstract class JTextComponent ext Line 482  public abstract class JTextComponent ext
482    }    }
483    
484    /**    /**
485       * Sets a new <code>Caret</code> for this text component.
486       *
487       * @param newCaret the new <code>Caret</code> to set
488       */
489      public void setCaret(Caret newCaret)
490      {
491        firePropertyChange("caret", caret, newCaret);
492        caret = newCaret;
493      }
494    
495      public Color getCaretColor()
496      {
497        return caretColor;
498      }
499    
500      public void setCaretColor(Color newColor)
501      {
502        firePropertyChange("caretColor", caretColor, newColor);
503        caretColor = newColor;
504      }
505    
506      public Color getDisabledTextColor()
507      {
508        return disabledTextColor;
509      }
510    
511      public void setDisabledTextColor(Color newColor)
512      {
513        firePropertyChange("disabledTextColor", caretColor, newColor);
514        disabledTextColor = newColor;
515      }
516    
517      public Color getSelectedTextColor()
518      {
519        return selectedTextColor;
520      }
521    
522      public void setSelectedTextColor(Color newColor)
523      {
524        firePropertyChange("selectedTextColor", caretColor, newColor);
525        selectedTextColor = newColor;
526      }
527    
528      public Color getSelectionColor()
529      {
530        return selectionColor;
531      }
532    
533      public void setSelectionColor(Color newColor)
534      {
535        firePropertyChange("selectionColor", caretColor, newColor);
536        selectionColor = newColor;
537      }
538    
539      /**
540     * Retrisves the current caret position.     * Retrisves the current caret position.
541     *     *
542     * @return the current position     * @return the current position
# Line 488  public abstract class JTextComponent ext Line 577  public abstract class JTextComponent ext
577      caret.moveDot(position);      caret.moveDot(position);
578    }    }
579    
580      public Highlighter getHighlighter()
581      {
582        return highlighter;
583      }
584    
585      public void setHighlighter(Highlighter newHighlighter)
586      {
587        firePropertyChange("highlighter", highlighter, newHighlighter);
588        highlighter = newHighlighter;
589      }
590    
591    /**    /**
592     * Returns the start postion of the currently selected text.     * Returns the start postion of the currently selected text.
593     *     *
# Line 556  public abstract class JTextComponent ext Line 656  public abstract class JTextComponent ext
656      select(0, doc.getLength());      select(0, doc.getLength());
657    }    }
658    
659      public synchronized void replaceSelection(String content)
660      {
661        int dot = caret.getDot();
662        int mark = caret.getMark();
663    
664        // If content is empty delete selection.
665        if (content == null)
666          {
667            caret.setDot(dot);
668            return;
669          }
670    
671        try
672          {
673            // Remove selected text.
674            if (dot != mark)
675              doc.remove(Math.min(dot, mark), Math.max(dot, mark));
676    
677            // Insert new text.
678            doc.insertString(Math.min(dot, mark), content, null);
679          }
680        catch (BadLocationException e)
681          {
682            // This should never happen.
683            System.out.println("Michael: JTextComponent.replaceSelection: Error");
684          }
685      }
686    
687    public boolean getScrollableTracksViewportHeight()    public boolean getScrollableTracksViewportHeight()
688    {    {
689      if (getParent() instanceof JViewport)      if (getParent() instanceof JViewport)

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