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/*******************************************************************************
* Copyright (c) 2000, 2016 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.snippets;
/*
* Menu example snippet: fill a menu dynamically (when menu shown)
*
* For a list of all SWT example snippets see
* http://www.eclipse.org/swt/snippets/
*/
import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.widgets.*;
public class Snippet97 {
public static void main (String [] args) {
final Display display = new Display ();
Shell shell = new Shell (display);
final Tree tree = new Tree (shell, SWT.BORDER | SWT.MULTI);
final Menu menu = new Menu (shell, SWT.POP_UP);
tree.setMenu (menu);
for (int i=0; i<12; i++) {
TreeItem item = new TreeItem (tree, SWT.NONE);
item.setText ("Item " + i);
}
menu.addListener (SWT.Show, event -> {
MenuItem [] menuItems = menu.getItems ();
for (int i1=0; i1<menuItems.length; i1++) {
menuItems [i1].dispose ();
}
TreeItem [] treeItems = tree.getSelection ();
for (int i2=0; i2<treeItems.length; i2++) {
MenuItem menuItem = new MenuItem (menu, SWT.PUSH);
menuItem.setText (treeItems [i2].getText ());
}
});
Rectangle clientArea = shell.getClientArea ();
tree.setBounds (clientArea.x, clientArea.y, 200, 200);
shell.setSize (300, 300);
shell.open ();
while (!shell.isDisposed ()) {
if (!display.readAndDispatch ()) display.sleep ();
}
display.dispose ();
}
}