Example usage for javax.swing JScrollPane JScrollPane

Introduction

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

Prototype

public JScrollPane() 

Source Link

Document

Creates an empty (no viewport view) JScrollPane where both horizontal and vertical scrollbars appear when needed.

Usage

From source file:DocumentModel.java

public static void main(String[] args) {
    final StyledDocument doc;
    final JTextPane textpane;

    JFrame f = new JFrame();

    f.setTitle("Document Model");

    JToolBar toolbar = new JToolBar();
    JButton boldb = new JButton("bold");
    JButton italb = new JButton("italic");
    JButton strib = new JButton("strike");
    JButton undeb = new JButton("underline");

    toolbar.add(boldb);//from w w  w .  j  a va 2s .  c  o  m
    toolbar.add(italb);
    toolbar.add(strib);
    toolbar.add(undeb);

    f.add(toolbar, BorderLayout.NORTH);

    JPanel panel = new JPanel();
    panel.setLayout(new BorderLayout());
    panel.setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));

    JScrollPane pane = new JScrollPane();
    textpane = new JTextPane();
    textpane.setBorder(BorderFactory.createEmptyBorder(8, 8, 8, 8));

    doc = textpane.getStyledDocument();

    Style style = textpane.addStyle("Bold", null);
    StyleConstants.setBold(style, true);

    style = textpane.addStyle("Italic", null);
    StyleConstants.setItalic(style, true);

    style = textpane.addStyle("Underline", null);
    StyleConstants.setUnderline(style, true);

    style = textpane.addStyle("Strike", null);
    StyleConstants.setStrikeThrough(style, true);

    boldb.addActionListener(new ActionListener() {

        public void actionPerformed(ActionEvent e) {
            doc.setCharacterAttributes(textpane.getSelectionStart(),
                    textpane.getSelectionEnd() - textpane.getSelectionStart(), textpane.getStyle("Bold"),
                    false);
        }
    });

    italb.addActionListener(new ActionListener() {

        public void actionPerformed(ActionEvent e) {
            doc.setCharacterAttributes(textpane.getSelectionStart(),
                    textpane.getSelectionEnd() - textpane.getSelectionStart(), textpane.getStyle("Italic"),
                    false);
        }

    });

    strib.addActionListener(new ActionListener() {

        public void actionPerformed(ActionEvent e) {
            doc.setCharacterAttributes(textpane.getSelectionStart(),
                    textpane.getSelectionEnd() - textpane.getSelectionStart(), textpane.getStyle("Strike"),
                    false);
        }

    });

    undeb.addActionListener(new ActionListener() {

        public void actionPerformed(ActionEvent e) {
            doc.setCharacterAttributes(textpane.getSelectionStart(),
                    textpane.getSelectionEnd() - textpane.getSelectionStart(), textpane.getStyle("Underline"),
                    false);
        }
    });

    pane.getViewport().add(textpane);
    panel.add(pane);

    f.add(panel);

    f.setSize(new Dimension(380, 320));
    f.setLocationRelativeTo(null);
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.setVisible(true);

}

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