Example usage for javax.swing JTextArea setText

Introduction

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

Prototype

@BeanProperty(bound = false, description = "the text of this component")
public void setText(String t)

Source Link

Document

Sets the text of this TextComponent to the specified text.

Usage

From source file:Main.java

public static void main(String[] args) {
    JFrame f = new JFrame();
    JTextArea ta = new JTextArea(5, 32);
    ta.setText("That's one small step for man...\nOne giant leap for mankind.");
    ta.setLineWrap(true);/*from w  w w. j a v a  2 s  .c o m*/
    ta.setWrapStyleWord(true);

    f.getContentPane().add(ta);
    f.setSize(100, 100);
    f.setVisible(true);

}

From source file:Main.java

public static void main(String[] args) {
    JFrame f = new JFrame();
    JTextArea ta = new JTextArea(5, 32);
    ta.setText("That's one small step for man...\nOne giant leap for mankind.");
    ta.setLineWrap(true);//w ww . ja va 2  s.  co m
    ta.setWrapStyleWord(true);

    f.getContentPane().add(ta);
    f.setSize(100, 100);
    f.setVisible(true);

    ((AbstractDocument) ta.getDocument()).dump(System.out);
}

From source file:Main.java

public static void main(String[] args) {
    JFrame f = new JFrame();
    JTextArea ta = new JTextArea(5, 32);
    ta.setText("That's one small step for man...\nOne giant leap for mankind.");

    ta.setSelectionStart(10);/*  ww  w .j a  v a 2 s .  c o m*/

    ta.setSelectionEnd(20);

    f.getContentPane().add(ta);
    f.setSize(100, 100);
    f.setVisible(true);

}

From source file:Main.java

public static void main(String args[]) {
    JTextArea area = new JTextArea(5, 20);
    area.setText("this is a test.");
    String charsToHighlight = "aeiouAEIOU";
    Highlighter h = area.getHighlighter();
    h.removeAllHighlights();//from  www .  ja  v a 2s . c om
    String text = area.getText().toUpperCase();
    for (int i = 0; i < text.length(); i += 1) {
        char ch = text.charAt(i);
        if (charsToHighlight.indexOf(ch) >= 0)
            try {
                h.addHighlight(i, i + 1, DefaultHighlighter.DefaultPainter);
            } catch (Exception ble) {
            }
    }
}

From source file:TextAreaElements.java

public static void main(String[] args) {
    try {//from w  ww.j a  va 2 s.  c  o  m
        UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
    } catch (Exception evt) {
    }

    JFrame f = new JFrame("Text Area Elements");
    JTextArea ta = new JTextArea(5, 32);
    ta.setText("That's one small step for man...\nOne giant leap for mankind.");
    f.getContentPane().add(ta);
    f.pack();
    f.setVisible(true);

    ((AbstractDocument) ta.getDocument()).dump(System.out);
}

From source file:DnDBetweenJTextAreaAndJTextFieldDemo.java

public static void main(String[] args) {
    JFrame frame = new JFrame("Drag and Drop Demo");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setContentPane(new JPanel());
    JTextField textField = new JTextField(25);
    textField.setText("www.java2s.com");
    frame.add(textField);//from ww  w . java2  s.  co m

    JTextArea textArea = new JTextArea(4, 25);
    textArea.setText("Demonstrating\ndrag and drop");
    frame.getContentPane().add(new JScrollPane(textArea));
    textArea.setDragEnabled(true);
    textField.setDragEnabled(true);
    frame.pack();
    frame.setVisible(true);

}

From source file:Main.java

public static void main(String args[]) throws Exception {
    JFrame frame = new JFrame("MultiHighlight");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JTextArea comp = new JTextArea(5, 20);
    comp.setText("this is a test");
    frame.getContentPane().add(new JScrollPane(comp), BorderLayout.CENTER);

    String charsToHighlight = "a";
    Highlighter h = comp.getHighlighter();
    h.removeAllHighlights();//w  ww .  j av a 2  s. co m
    String text = comp.getText().toUpperCase();

    for (int j = 0; j < text.length(); j += 1) {
        char ch = text.charAt(j);
        if (charsToHighlight.indexOf(ch) >= 0)
            h.addHighlight(j, j + 1, DefaultHighlighter.DefaultPainter);
    }
    frame.pack();
    frame.setVisible(true);
}

From source file:JDK6TextComponentDemo.java

public static void main(String[] args) throws Exception {
    final JTextArea textArea = new JTextArea();
    textArea.setText("text");
    JScrollPane jScrollPane = new JScrollPane(textArea);
    final MessageFormat header = new MessageFormat("My Header");
    final MessageFormat footer = new MessageFormat("My Footer");

    JPanel contentPane = new JPanel();
    contentPane.setLayout(new BorderLayout());
    contentPane.add(jScrollPane, BorderLayout.CENTER);

    JFrame frame = new JFrame();
    frame.setTitle("Text-component Printing Demo");
    frame.setSize(400, 200);//  w w  w  .  ja va2 s . com
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    frame.setContentPane(contentPane);
    frame.setVisible(true);
    textArea.print(header, footer, true, null, null, true);

}

From source file:MultiHighlight.java

public static void main(String args[]) {
    JFrame frame = new JFrame("MultiHighlight");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JTextArea area = new JTextArea(5, 20);
    area.setText("ww\nw.java2s.c\nom");
    frame.getContentPane().add(new JScrollPane(area), BorderLayout.CENTER);

    JButton b = new JButton("Highlight All Vowels");
    b.addActionListener(new MultiHighlight(area, "aeiouAEIOU"));
    frame.getContentPane().add(b, BorderLayout.SOUTH);
    frame.pack();/*from www  . j  av  a2  s .  com*/
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] args) {
    JFrame frame = new JFrame();
    JTextArea textarea = new JTextArea();
    textarea.setDragEnabled(true);/*from w ww .j  a va  2s. c  om*/

    textarea.setText("Drag target");

    frame.getContentPane().add(BorderLayout.CENTER, textarea);

    JTextField textarea1 = new JTextField();
    textarea1.setText("Drop target");
    frame.getContentPane().add(BorderLayout.SOUTH, textarea1);

    frame.setSize(500, 300);
    frame.setVisible(true);
    frame.setLocation(100, 100);
}