Snippet154.java Source code

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Here is the source code for Snippet154.java

Source

/*
 * example snippet: embed a JTable in SWT (no flicker)
 *
 * For a list of all SWT example snippets see
 * http://dev.eclipse.org/viewcvs/index.cgi/%7Echeckout%7E/platform-swt-home/dev.html#snippets
 */
import java.awt.BorderLayout;
import java.awt.Frame;
import java.awt.Panel;
import java.util.Vector;

import javax.swing.JRootPane;
import javax.swing.JScrollPane;
import javax.swing.JTable;

import org.eclipse.swt.SWT;
import org.eclipse.swt.awt.SWT_AWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;

public class Snippet154 {

    public static void main(String[] args) {
        final Display display = new Display();
        final Shell shell = new Shell(display);
        shell.setLayout(new FillLayout());

        Composite composite = new Composite(shell, SWT.NO_BACKGROUND | SWT.EMBEDDED);

        /*
         * Set a Windows specific AWT property that prevents heavyweight
         * components from erasing their background. Note that this is a global
         * property and cannot be scoped. It might not be suitable for your
         * application.
         */
        try {
            System.setProperty("sun.awt.noerasebackground", "true");
        } catch (NoSuchMethodError error) {
        }

        /* Create and setting up frame */
        Frame frame = SWT_AWT.new_Frame(composite);
        Panel panel = new Panel(new BorderLayout()) {
            public void update(java.awt.Graphics g) {
                /* Do not erase the background */
                paint(g);
            }
        };
        frame.add(panel);
        JRootPane root = new JRootPane();
        panel.add(root);
        java.awt.Container contentPane = root.getContentPane();

        /* Creating components */
        int nrows = 1000, ncolumns = 10;
        Vector rows = new Vector();
        for (int i = 0; i < nrows; i++) {
            Vector row = new Vector();
            for (int j = 0; j < ncolumns; j++) {
                row.addElement("Item " + i + "-" + j);
            }
            rows.addElement(row);
        }
        Vector columns = new Vector();
        for (int i = 0; i < ncolumns; i++) {
            columns.addElement("Column " + i);
        }
        JTable table = new JTable(rows, columns);
        table.setAutoResizeMode(JTable.AUTO_RESIZE_OFF);
        table.createDefaultColumnsFromModel();
        JScrollPane scrollPane = new JScrollPane(table);
        contentPane.setLayout(new BorderLayout());
        contentPane.add(scrollPane);

        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch())
                display.sleep();
        }
        display.dispose();
    }
}