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

public void addChanPanel(String chanName) {

        JTextArea messagePanel = new JTextArea();
        messagePanel.setLineWrap(true);
        messagePanel.setBackground(new Color(71, 71, 71));
        messagePanel.setForeground(Color.white);
        messagePanel.setFont(ircFont);
        messagePanel.setEditable(false);
        DefaultCaret dc = (DefaultCaret) messagePanel.getCaret();
        dc.setUpdatePolicy(DefaultCaret.ALWAYS_UPDATE);

        JTextArea userPanel = new JTextArea();
        userPanel.setBackground(new Color(71, 71, 71));

        messagePanels.put(chanName, messagePanel);
        userPanels.put(chanName, userPanel);
       
    }
 

public Console()
{
	super();
	this.setTitle("Console");
	this.setModalityType(Dialog.ModalityType.APPLICATION_MODAL);
	this.setDefaultCloseOperation(DO_NOTHING_ON_CLOSE);
	console = new JTextArea(25,50);
	console.setEditable(false);
	out = new ConsoleOutputStream(console);
	stdout = System.out;
	stderr = System.err;
      	System.setOut(new PrintStream(out, true));
      	System.setErr(new PrintStream(out, true));
       JScrollPane scroll = new JScrollPane(console,
       		JScrollPane.VERTICAL_SCROLLBAR_ALWAYS, 
               JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
       DefaultCaret caret = (DefaultCaret)console.getCaret();
       caret.setUpdatePolicy(DefaultCaret.ALWAYS_UPDATE);
       add(scroll);
       setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
       
       this.pack();
	GraphicsEnvironment g = GraphicsEnvironment.getLocalGraphicsEnvironment();
	int left = g.getCenterPoint().x - (int)(this.getPreferredSize().width / 2);
	this.setLocation(left, 0);
   }
 

public ConsoleTab()
{
	this.setLayout(_layout);
	_cons.fill = GridBagConstraints.BOTH;
	_cons.weightx = 1;
	_cons.weighty = 1;
	_cons.insets = new Insets(5,5,5,5);
	_textPane = new JTextArea();
	_textPane.setEditable(false);
	DefaultCaret caret = (DefaultCaret)_textPane.getCaret();
	caret.setUpdatePolicy(DefaultCaret.ALWAYS_UPDATE);
	this.add(new JScrollPane(_textPane,JScrollPane.VERTICAL_SCROLLBAR_ALWAYS, JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED),_cons);
}
 

protected void assertAutoQuery(QueryType queryType, String source, String typedText) {
    CodeCompletionHandler completer = getCodeCompleter();
    int caretPos = source.indexOf('^');
    source = source.substring(0, caretPos) + source.substring(caretPos+1);

    BaseDocument doc = getDocument(source);
    JTextArea ta = new JTextArea(doc);
    Caret caret = ta.getCaret();
    caret.setDot(caretPos);

    QueryType qt = completer.getAutoQuery(ta, typedText);
    assertEquals(queryType, qt);
}
 

private static void createAndShowGUI() {
    test = new JScrollPane457();
    test.setBorder(new TitledBorder(new EtchedBorder(), "Text Area"));

    textArea = new JTextArea(25, 80);
    textArea.setEditable(false);

    for (int i = 0; i < NUMBER_OF_LINES; i++) {
        textArea.append("line " + i + " 1234567890qwertyuiopasdfghjklzxcvbnm 1234567890qwertyuiopasdfghjklzxcvbnm\n");
    }

    JScrollPane scroll = new JScrollPane(textArea);
    scroll.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);

    test.add(scroll);

    DefaultCaret caret = (DefaultCaret) textArea.getCaret();
    caret.setUpdatePolicy(DefaultCaret.ALWAYS_UPDATE);

    frame = new JFrame("OGLTR_DisableGlyphModeState test");
    frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
    frame.setSize(1000, 1000);
    frame.add(test);

    frame.pack();
    frame.setVisible(true);
}
 

public static void makeNotViewReset(JTextArea a)
{
  DefaultCaret caret = (DefaultCaret) a.getCaret();
  caret.setUpdatePolicy(DefaultCaret.NEVER_UPDATE);
}
 

public SyncSinkFrame(){
	super("SyncSink");
	
	logTextField = new JTextArea();
	logTextField.setEditable(false);
	DefaultCaret caret = (DefaultCaret)logTextField.getCaret();
	caret.setUpdatePolicy(DefaultCaret.ALWAYS_UPDATE);
	
	StringBuilder sb = new StringBuilder();
	sb.append("----------------------------------------\n");
	sb.append("Configuration currently in use: \n");
	for(Key key : Key.values()){
		sb.append("\t");
		sb.append(key.name());
		sb.append("=");
		sb.append(Config.get(key));
		sb.append("\n");
	}
	sb.append("----------------------------------------\n");
	logTextField.setText(sb.toString());
	
	
	this.setLayout(new BorderLayout());
	this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
	
	cs = new CoordinateSystem(AxisUnit.OCCURENCES, 0, 1000);
	
	linkedPanel = new LinkedPanel(cs);
	linkedPanel.addLayer(new BackgroundLayer(cs));
	linkedPanel.addLayer(new ZoomMouseListenerLayer());
	linkedPanel.addLayer(new DragMouseListenerLayer(cs));
	linkedPanel.addLayer(new BackgroundLayer(cs));
	linkedPanel.addLayer(new TimeAxisLayer(cs));
	linkedPanel.addLayer(new SelectionLayer(cs));
	linkedPanel.getViewPort().addViewPortChangedListener(this);
	
	matches = new ArrayList<NFFTSyncMatch>();
	
	this.streamLayers = new ArrayList<StreamLayer>();
	this.streamFiles = new ArrayList<File>();
	
	JTabbedPane tabbedPane = new JTabbedPane();

	
	tabbedPane.addTab("Timebox plot", null, linkedPanel,"Timebox plots");
	tabbedPane.setMnemonicAt(0, KeyEvent.VK_1);

	
	tabbedPane.addTab("Messages", null, new JScrollPane(logTextField),"Logs messages");
	tabbedPane.setMnemonicAt(1, KeyEvent.VK_2);
	
	tabbedPane.setTabPlacement(JTabbedPane.BOTTOM);
	tabbedPane.setBorder(new EmptyBorder(0,0,0,0));
	
	this.add(tabbedPane,BorderLayout.CENTER);
	this.add(createStatusBarPanel(),BorderLayout.SOUTH);
	
	new FileDrop(null, tabbedPane, /*dragBorder,*/ new FileDrop.Listener(){   
		public void filesDropped( final File[] files ){  
			new Thread(new Runnable(){
				@Override
				public void run() {
					for( int i = 0; i < files.length; i++) {   
						final File fileToAdd = files[i];
						logMessage("Adding " + fileToAdd.getPath()  + "...");							
			            openFile(fileToAdd,streamFiles.size());
			            logMessage("Added " + fileToAdd.getPath()  + ".");	
	                }
			}},"File adding thread").start();
		}
       });
}