Shared Menu in SWT
/******************************************************************************
* Copyright (c) 1998, 2004 Jackwind Li Guojie
* All right reserved.
*
* Created on Jan 5, 2004 2:50:44 PM by JACK
* $Id$
*
* visit: http://www.asprise.com/swt
*****************************************************************************/
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.DisposeEvent;
import org.eclipse.swt.events.DisposeListener;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
import org.eclipse.swt.widgets.Shell;
public class SharedMenu {
Display display = new Display();
Shell shell = new Shell(display);
public SharedMenu() {
menu();
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
// If no more entries in event queue
display.sleep();
}
}
display.dispose();
}
private void menu() {
shell.setLayout(new GridLayout(2, true));
final Composite composite1 = new Composite(shell, SWT.BORDER);
composite1.setBackground(display.getSystemColor(SWT.COLOR_BLACK));
final Composite composite2 = new Composite(shell, SWT.BORDER);
composite2.setBackground(display.getSystemColor(SWT.COLOR_BLUE));
Menu menu = new Menu(composite1);
MenuItem menuItem = new MenuItem(menu, SWT.PUSH);
menuItem.setText("Popup menu");
menuItem.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
System.out.println("Menu item is disposed.");
}
});
menuItem.addSelectionListener(new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
System.out.println("Dispsoing ...");
//composite2.setMenu(null);
composite2.dispose();
}
});
composite1.setMenu(menu);
composite2.setMenu(menu);
}
/*
private void complex() {
shell.setLayout(new GridLayout(2, true));
Label label = new Label(shell, SWT.NULL);
label.setText("Label");
Composite composite = new Composite(shell, SWT.NULL);
composite.setLayout(new GridLayout());
Button button1 = new Button(composite, SWT.PUSH);
button1.setText("Button 1");
Button button2 = new Button(composite, SWT.PUSH);
button2.setText("Button 2");
}
private void addButton() {
shell.setLayout(new GridLayout());
Label label = new Label(shell, SWT.NULL);
final Color color = new Color(display, 255, 0, 0);
label.setForeground(color);
label.setForeground(display.getSystemColor(SWT.COLOR_RED));
label.setText("Testing label");
label.addDisposeListener(new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
color.dispose();
}
});
}
private void draw() {
GC gc = new GC(shell);
gc.setLineWidth(3);
//Color color = new Color(display, 255, 0, 0);
//gc.setForeground(color);
gc.drawRectangle(10, 10, 200, 100);
gc.dispose();
}
*/
public static void main(String[] args) {
new SharedMenu();
}
}
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