Example usage for javax.swing JTextArea getDocument

Introduction

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

Prototype

public Document getDocument() 

Source Link

Document

Fetches the model associated with the editor.

Usage

From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    JTextArea textarea1 = new JTextArea();
    Document document = textarea1.getDocument();
    JTextArea textarea2 = new JTextArea(document);
    JTextArea textarea3 = new JTextArea(document);

    frame.setLayout(new BoxLayout(frame.getContentPane(), BoxLayout.Y_AXIS));
    frame.add(new JScrollPane(textarea1));
    frame.add(new JScrollPane(textarea2));
    frame.add(new JScrollPane(textarea3));
    frame.setSize(300, 400);/*  w  w w  .java2 s. c  o m*/
    frame.setVisible(true);
}

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From source file:MainClass.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Sharing Sample");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container content = frame.getContentPane();
    JTextArea textarea1 = new JTextArea();
    Document document = textarea1.getDocument();
    JTextArea textarea2 = new JTextArea(document);
    JTextArea textarea3 = new JTextArea(document);
    content.setLayout(new BoxLayout(content, BoxLayout.Y_AXIS));
    content.add(new JScrollPane(textarea1));
    content.add(new JScrollPane(textarea2));
    content.add(new JScrollPane(textarea3));
    frame.setSize(300, 400);/* w ww .  j ava2s .c  om*/
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] args) {
    DocumentFilter dfilter = new UpperCaseFilter();

    JTextArea jta = new JTextArea();
    ((AbstractDocument) jta.getDocument()).setDocumentFilter(dfilter);

    JFrame frame = new JFrame("UpcaseFilter");
    frame.getContentPane().add(jta, java.awt.BorderLayout.CENTER);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(200, 120);/*  w  ww  .j a va  2  s.c  om*/
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    JTextArea textArea = new JTextArea("word1 word2\nword3\nword4");
    Element paragraph = textArea.getDocument().getDefaultRootElement();
    int contentCount = paragraph.getElementCount();
    for (int i = 0; i < contentCount; i++) {
        Element e = paragraph.getElement(i);
        int rangeStart = e.getStartOffset();
        int rangeEnd = e.getEndOffset();
        String line = textArea.getText(rangeStart, rangeEnd - rangeStart);
        System.out.println(line);
    }/*  w  w w  .  j a va  2  s . c o  m*/
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {
    JTextArea textArea = new JTextArea("word1 word2\nword3\nword4");
    Document doc = textArea.getDocument();
    ElementIterator it = new ElementIterator(doc.getDefaultRootElement());
    Element e;//from  w w w  .  j  a  v a 2  s .  c  om
    while ((e = it.next()) != null) {
        if (e.isLeaf()) {
            int rangeStart = e.getStartOffset();
            int rangeEnd = e.getEndOffset();

            String line = textArea.getText(rangeStart, rangeEnd - rangeStart);
            System.out.println(line);
        }
    }
}

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From source file:Main.java

public static void main(String[] args) {
    JTextArea ta = new JTextArea(20, 20);
    ((AbstractDocument) ta.getDocument()).setDocumentFilter(new MyFilter());

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setLayout(new BorderLayout());
    frame.add(new JScrollPane(ta));
    frame.pack();//from   www  . j  a  va  2 s  .co  m
    frame.setVisible(true);
}

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From source file:UpcaseFilter.java

public static void main(String[] args) {
    DocumentFilter dfilter = new UpcaseFilter();

    JTextArea jta = new JTextArea();
    JTextField jtf = new JTextField();
    ((AbstractDocument) jta.getDocument()).setDocumentFilter(dfilter);
    ((AbstractDocument) jtf.getDocument()).setDocumentFilter(dfilter);

    JFrame frame = new JFrame("UpcaseFilter");
    frame.getContentPane().add(jta, java.awt.BorderLayout.CENTER);
    frame.getContentPane().add(jtf, java.awt.BorderLayout.SOUTH);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(200, 120);//from w  w w .  j  a va 2 s. c om
    frame.setVisible(true);
}

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From source file:UpcaseFilter.java

public static void main(String[] args) {
    DocumentFilter dfilter = new UpcaseFilter();

    JTextArea jta = new JTextArea();
    JTextField jtf = new JTextField();
    ((AbstractDocument) jta.getDocument()).setDocumentFilter(dfilter);
    ((AbstractDocument) jtf.getDocument()).setDocumentFilter(dfilter);

    JFrame frame = new JFrame("UpcaseFilter");
    frame.getContentPane().add(jta, "Center");
    frame.getContentPane().add(jtf, "South");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(200, 120);//w ww.  j ava 2s.c  o  m
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] args) {
    JTextArea textArea = new JTextArea(10, 30);
    AbstractDocument doc = (AbstractDocument) textArea.getDocument();
    doc.setDocumentFilter(new EndOfLineFilter());

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(new JScrollPane(textArea));
    frame.pack();/*from w  w  w  .  j ava2s .  c om*/
    frame.setVisible(true);
}

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From source file:Main.java

public static void main(String[] args) {
    JFrame frame = new JFrame("Shared Model");

    JTextArea areaFiftyOne = new JTextArea();
    JTextArea areaFiftyTwo = new JTextArea();
    areaFiftyTwo.setDocument(areaFiftyOne.getDocument());
    JTextArea areaFiftyThree = new JTextArea();
    areaFiftyThree.setDocument(areaFiftyOne.getDocument());

    frame.setLayout(new GridLayout(3, 1));
    frame.add(new JScrollPane(areaFiftyOne));
    frame.add(new JScrollPane(areaFiftyTwo));
    frame.add(new JScrollPane(areaFiftyThree));

    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setSize(300, 300);//  www .j a  v  a2s .  co m
    frame.setVisible(true);
}

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