Example usage for javax.swing JTextArea JTextArea

Introduction

In this page you can find the example usage for javax.swing JTextArea JTextArea.

Prototype

public JTextArea(int rows, int columns) 

Source Link

Document

Constructs a new empty TextArea with the specified number of rows and columns.

Usage

From source file:Main.java

public void build() {
    setSize(600, 600);/*  w ww  .  ja  va2s  . c om*/
    JTextPane textPane = new JTextPane();

    JScrollPane scrollPane = new JScrollPane(textPane);
    scrollPane.setPreferredSize(new Dimension(300, 300));

    JTextArea changeLog = new JTextArea(5, 30);
    changeLog.setEditable(false);
    JScrollPane scrollPaneForLog = new JScrollPane(changeLog);

    JSplitPane splitPane = new JSplitPane(JSplitPane.VERTICAL_SPLIT, scrollPane, scrollPaneForLog);
    splitPane.setOneTouchExpandable(true);

    JPanel statusPane = new JPanel(new GridLayout(1, 1));
    JLabel caretListenerLabel = new JLabel("Caret Status");
    statusPane.add(caretListenerLabel);

    JToolBar toolBar = new JToolBar();
    toolBar.add(new JButton("Btn1"));
    toolBar.add(new JButton("Btn2"));
    toolBar.add(new JButton("Btn3"));
    toolBar.add(new JButton("Btn4"));

    getContentPane().add(toolBar, BorderLayout.PAGE_START);
    getContentPane().add(splitPane, BorderLayout.CENTER);
    getContentPane().add(statusPane, BorderLayout.PAGE_END);

    JMenu editMenu = new JMenu("test");
    JMenu styleMenu = new JMenu("test");
    JMenuBar mb = new JMenuBar();
    mb.add(editMenu);
    mb.add(styleMenu);
    setJMenuBar(mb);

}

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From source file:Main.java

private JTextArea getJTextArea_content() {
    if (jTextArea_content == null) {
        jTextArea_content = new JTextArea(3, 30);
        jTextArea_content.setBounds(new Rectangle(75, 224, 678, 47));
    }/*from www  .  ja  va2 s .  c o m*/
    return jTextArea_content;
}

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From source file:CombinedLayoutManager.java

protected JComponent getTextArea() {
    return new JTextArea(10, 10);
}

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From source file:PlotsBuilding.PlotPanel.java

public PlotPanel(ArrayList<PlotsData> plotscollection, Plotcr frame) {
    pointsPanel = new JPanel();
    pointsPanel.setLayout(new BoxLayout(pointsPanel, BoxLayout.X_AXIS));
    cursorInfo = new JTextArea(2, 10);
    cursorInfo.setVisible(true);//  ww  w  .java  2s .c  om
    chartPanel = new ChartPanel(fillCollection(plotscollection));
    chartPanel.addChartMouseListener(new MyChartMouseListener());
    chartPanel.setPreferredSize(new Dimension(800, 450));
    pointsPanel.setMaximumSize(new Dimension(chartPanel.getWidth(), 70));
    pointsPanel.add(cursorInfo);
    chartPanel.setBackground(Color.WHITE);
    setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));
    add(chartPanel);
    add(pointsPanel);
}

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From source file:FileChooserDemo2.java

public FileChooserDemo2() {
    super(new BorderLayout());

    // Create the log first, because the action listener
    // needs to refer to it.
    log = new JTextArea(5, 20);
    log.setMargin(new Insets(5, 5, 5, 5));
    log.setEditable(false);//from   w ww .j a  v a  2s .  c  om
    JScrollPane logScrollPane = new JScrollPane(log);

    JButton sendButton = new JButton("Attach...");
    sendButton.addActionListener(this);

    add(sendButton, BorderLayout.PAGE_START);
    add(logScrollPane, BorderLayout.CENTER);
}

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From source file:components.TextDemo.java

public TextDemo() {
    super(new GridBagLayout());

    textField = new JTextField(20);
    textField.addActionListener(this);

    textArea = new JTextArea(5, 20);
    textArea.setEditable(false);/*w  w w  .  j ava  2s.  c o m*/
    JScrollPane scrollPane = new JScrollPane(textArea);

    //Add Components to this panel.
    GridBagConstraints c = new GridBagConstraints();
    c.gridwidth = GridBagConstraints.REMAINDER;

    c.fill = GridBagConstraints.HORIZONTAL;
    add(textField, c);

    c.fill = GridBagConstraints.BOTH;
    c.weightx = 1.0;
    c.weighty = 1.0;
    add(scrollPane, c);
}

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From source file:JWSFileChooserDemo.java

public JWSFileChooserDemo() {
    super(new BorderLayout());

    //Create the log first, because the action listeners
    //need to refer to it.
    log = new JTextArea(5, 20);
    log.setMargin(new Insets(5, 5, 5, 5));
    log.setEditable(false);/*w  ww.  j a  v  a 2s . com*/
    JScrollPane logScrollPane = new JScrollPane(log);

    //Create the open button.  We use the image from the JLF
    //Graphics Repository (but we extracted it from the jar).
    openButton = new JButton("Open a File...", createImageIcon("images/Open16.gif"));
    openButton.addActionListener(this);

    //Create the save button.  We use the image from the JLF
    //Graphics Repository (but we extracted it from the jar).
    saveButton = new JButton("Save a File...", createImageIcon("images/Save16.gif"));
    //PENDING: removed the Save button action listener
    //so that people won't overwrite existing files.
    //See bug 4761577.
    //saveButton.addActionListener(this); 
    saveButton.setEnabled(false);

    //For layout purposes, put the buttons in a separate panel
    JPanel buttonPanel = new JPanel();
    buttonPanel.add(openButton);
    buttonPanel.add(saveButton);

    //Add the buttons and the log to this panel.
    add(buttonPanel, BorderLayout.PAGE_START);
    add(logScrollPane, BorderLayout.CENTER);
}

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From source file:flow.visibility.tapping.OpenDayLightUtils.java

/** Creating the Pane for Flow Entry */

public OpenDayLightUtils() {
    super("Installed Flow");

    FlowtextArea = new JTextArea(50, 10);
    FlowtextArea.setEditable(false);//from  www.j a  v a  2  s.c  om
    FlowtextArea.setFont(new Font("Courier New", Font.BOLD, 12));
    PrintStream FlowprintStream = new PrintStream(new CustomOutputStream(FlowtextArea));

    // re-assigns standard output stream and error output stream
    System.setOut(FlowprintStream);
    System.setErr(FlowprintStream);

    // creates the GUI
    setLayout(new GridBagLayout());
    GridBagConstraints constraints = new GridBagConstraints();
    constraints.gridx = 0;
    constraints.gridy = 0;
    constraints.insets = new Insets(10, 10, 10, 10);
    constraints.anchor = GridBagConstraints.WEST;
    constraints.gridx = 0;
    constraints.gridy = 1;
    constraints.gridwidth = 2;
    constraints.fill = GridBagConstraints.BOTH;
    constraints.weightx = 1.0;
    constraints.weighty = 1.0;

    /** Adding the Pane into Frame */

    scrollPane = new JScrollPane(FlowtextArea);
    this.add(scrollPane, constraints);

    setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
    setSize(400, 600);
    setLocationRelativeTo(null); // centers on screen
}

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From source file:components.FileChooserDemo.java

public FileChooserDemo() {
    super(new BorderLayout());

    //Create the log first, because the action listeners
    //need to refer to it.
    log = new JTextArea(5, 20);
    log.setMargin(new Insets(5, 5, 5, 5));
    log.setEditable(false);/*from  ww  w.j a v  a2  s  . c o  m*/
    JScrollPane logScrollPane = new JScrollPane(log);

    //Create a file chooser
    fc = new JFileChooser();

    //Uncomment one of the following lines to try a different
    //file selection mode.  The first allows just directories
    //to be selected (and, at least in the Java look and feel,
    //shown).  The second allows both files and directories
    //to be selected.  If you leave these lines commented out,
    //then the default mode (FILES_ONLY) will be used.
    //
    //fc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
    //fc.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);

    //Create the open button.  We use the image from the JLF
    //Graphics Repository (but we extracted it from the jar).
    openButton = new JButton("Open a File...", createImageIcon("images/Open16.gif"));
    openButton.addActionListener(this);

    //Create the save button.  We use the image from the JLF
    //Graphics Repository (but we extracted it from the jar).
    saveButton = new JButton("Save a File...", createImageIcon("images/Save16.gif"));
    saveButton.addActionListener(this);

    //For layout purposes, put the buttons in a separate panel
    JPanel buttonPanel = new JPanel(); //use FlowLayout
    buttonPanel.add(openButton);
    buttonPanel.add(saveButton);

    //Add the buttons and the log to this panel.
    add(buttonPanel, BorderLayout.PAGE_START);
    add(logScrollPane, BorderLayout.CENTER);
}

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From source file:TextComponentTest.java

public TextComponentFrame() {
    setTitle("TextComponentTest");
    setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);

    final JTextField textField = new JTextField();
    final JPasswordField passwordField = new JPasswordField();

    JPanel northPanel = new JPanel();
    northPanel.setLayout(new GridLayout(2, 2));
    northPanel.add(new JLabel("User name: ", SwingConstants.RIGHT));
    northPanel.add(textField);//from   w w w  .  j a v  a  2  s .c  o  m
    northPanel.add(new JLabel("Password: ", SwingConstants.RIGHT));
    northPanel.add(passwordField);

    add(northPanel, BorderLayout.NORTH);

    final JTextArea textArea = new JTextArea(8, 40);
    JScrollPane scrollPane = new JScrollPane(textArea);

    add(scrollPane, BorderLayout.CENTER);

    // add button to append text into the text area

    JPanel southPanel = new JPanel();

    JButton insertButton = new JButton("Insert");
    southPanel.add(insertButton);
    insertButton.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent event) {
            textArea.append("User name: " + textField.getText() + " Password: "
                    + new String(passwordField.getPassword()) + "\n");
        }
    });

    add(southPanel, BorderLayout.SOUTH);

    // add a text area with scroll bars

}

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