Snippet127.java Source code

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Here is the source code for Snippet127.java

Source

/*
 * Control example snippet: prevent Tab from traversing out of a control
 *
 * 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 org.eclipse.swt.SWT;
import org.eclipse.swt.events.TraverseEvent;
import org.eclipse.swt.events.TraverseListener;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;

public class Snippet127 {
    public static void main(String[] args) {
        Display display = new Display();
        Shell shell = new Shell(display);
        Button button1 = new Button(shell, SWT.PUSH);
        button1.setBounds(10, 10, 80, 30);
        button1.setText("no traverse");
        button1.addTraverseListener(new TraverseListener() {
            public void keyTraversed(TraverseEvent e) {
                switch (e.detail) {
                case SWT.TRAVERSE_TAB_NEXT:
                case SWT.TRAVERSE_TAB_PREVIOUS: {
                    e.doit = false;
                }
                }
            }
        });
        Button button2 = new Button(shell, SWT.PUSH);
        button2.setBounds(100, 10, 80, 30);
        button2.setText("can traverse");
        shell.pack();
        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch())
                display.sleep();
        }
        display.dispose();
    }
}