Java Code Examples for javax.swing.JTextArea#getHighlighter()

The following examples show how to use javax.swing.JTextArea#getHighlighter() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: DiffDialog.java    From zap-extensions with Apache License 2.0 6 votes vote down vote up 
private int appendText(JTextArea area, String text, boolean highlight) {

        int start = area.getDocument().getLength();

        if (text == null || text.length() == 0) {
            return start;
        }

        int end = start + text.length();

        try {

            area.getDocument().insertString(start, text, null);

            if (highlight) {
                Highlighter hilite = area.getHighlighter();
                HighlightPainter painter =
                        new DefaultHighlighter.DefaultHighlightPainter(Color.YELLOW);
                hilite.addHighlight(start, end - 1, painter);
            }

        } catch (BadLocationException e) {
            logger.error(e.getMessage(), e);
        }
        return end;
    }
Example 2
Source File: DiffDialog.java    From zap-extensions with Apache License 2.0 5 votes vote down vote up 
private void highlightText(JTextArea area, int start, int end) {
    Highlighter hilite = area.getHighlighter();
    HighlightPainter painter = new DefaultHighlighter.DefaultHighlightPainter(Color.YELLOW);
    try {
        hilite.addHighlight(start, end, painter);
    } catch (BadLocationException e) {
        logger.error(e.getMessage(), e);
    }
}
Example 3
Source File: CorefEditor.java    From gate-core with GNU Lesser General Public License v3.0 4 votes vote down vote up 
/**
 * This method intiates the GUI for co-reference editor
 */
@Override
protected void initGUI() {

  //get a pointer to the textual view used for highlights
  Iterator<DocumentView> centralViewsIter = owner.getCentralViews().iterator();
  while (textView == null && centralViewsIter.hasNext()) {
    DocumentView aView = centralViewsIter.next();
    if (aView instanceof TextualDocumentView)
      textView = (TextualDocumentView) aView;
  }
  textPane = (JTextArea) ( (JScrollPane) textView.getGUI()).getViewport().
             getView();
  highlighter = textPane.getHighlighter();
  chainToolTipAction = new ChainToolTipAction();
  chainToolTipTimer = new javax.swing.Timer(500, chainToolTipAction);
  chainToolTipTimer.setRepeats(false);
  newCorefAction = new NewCorefAction();
  newCorefActionTimer = new javax.swing.Timer(500, newCorefAction);
  newCorefActionTimer.setRepeats(false);

  colorGenerator = new ColorGenerator();

  // main Panel
  mainPanel = new JPanel();
  mainPanel.setLayout(new BorderLayout());

  // topPanel
  topPanel = new JPanel();
  topPanel.setLayout(new BorderLayout());

  // subPanel
  subPanel = new JPanel();
  subPanel.setLayout(new FlowLayout(FlowLayout.LEFT));

  // showAnnotations Button
  showAnnotations = new JToggleButton("Show");
  showAnnotations.addActionListener(this);

  // annotSets
  annotSets = new JComboBox<String>();
  annotSets.addActionListener(this);

  // get all the annotationSets
  Map<String,AnnotationSet> annotSetsMap = document.getNamedAnnotationSets();
  annotSetsModel = new DefaultComboBoxModel<String>();
  if (annotSetsMap != null) {
    String [] array = annotSetsMap.keySet().toArray(new String[annotSetsMap.keySet().size()]);
    for(int i=0;i<array.length;i++) {
      annotSetsMap.get(array[i]).addAnnotationSetListener(this);
    }
    annotSetsModel = new DefaultComboBoxModel<String>(array);
  }
  document.getAnnotations().addAnnotationSetListener(this);
  annotSetsModel.insertElementAt(DEFAULT_ANNOTSET_NAME, 0);
  annotSets.setModel(annotSetsModel);

  // annotTypes
  annotTypesModel = new DefaultComboBoxModel<String>();
  annotTypes = new JComboBox<String>(annotTypesModel);
  annotTypes.addActionListener(this);
  subPanel.add(new JLabel("Sets : "));
  subPanel.add(annotSets);
  JPanel tempPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
  tempPanel.add(new JLabel("Types : "));
  tempPanel.add(annotTypes);
  tempPanel.add(showAnnotations);
  // intialises the Data
  initData();

  // and creating the tree
  corefTree = new JTree(rootNode);
  corefTree.putClientProperty("JTree.lineStyle", "None");
  corefTree.setRowHeight(corefTree.getRowHeight() * 2);
  corefTree.setLargeModel(true);
  corefTree.setAutoscrolls(true);

  //corefTree.setRootVisible(false);
  //corefTree.setShowsRootHandles(false);
  corefTree.addMouseListener(new CorefTreeMouseListener());
  corefTree.setCellRenderer(new CorefTreeCellRenderer());

  mainPanel.add(topPanel, BorderLayout.NORTH);
  mainPanel.add(new JScrollPane(corefTree), BorderLayout.CENTER);
  topPanel.add(subPanel, BorderLayout.CENTER);
  topPanel.add(tempPanel, BorderLayout.SOUTH);

  // get the highlighter
  textPaneMouseListener = new TextPaneMouseListener();
  annotSets.setSelectedIndex(0);

  // finally show the tree
  //annotSetSelectionChanged();

  document.addDocumentListener(this);
  document.getFeatures().addFeatureMapListener(this);
}