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/*******************************************************************************
* Copyright (c) 2018 Red Hat 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:
* Red Hat - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.tests.gtk.snippets;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.MenuAdapter;
import org.eclipse.swt.events.MenuEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.swt.widgets.MenuItem;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeItem;
public class Bug436841_FocusActivateEventContextMenu {
public static void main(String[] args) {
final Display display = new Display();
Shell shell = new Shell(display);
shell.setText(Bug436841_FocusActivateEventContextMenu.class.getName());
shell.setLayout(new GridLayout(1, false));
Tree tree = new Tree(shell, SWT.BORDER);
tree.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
new TreeItem(tree, SWT.NONE).setText("Open context menu, hover Show In");
Menu menu = new Menu(tree);
tree.setMenu(menu);
new MenuItem(menu, SWT.PUSH).setText("First");
MenuItem showInItem = new MenuItem(menu, SWT.CASCADE);
showInItem.setText("Show In");
Menu showInMenu = new Menu(menu);
showInItem.setMenu(showInMenu);
showInMenu.addMenuListener(new MenuAdapter() {
@Override
public void menuShown(MenuEvent e) {
Shell activeShell = display.getActiveShell();
System.out.println("menuShown: activeShell == " + activeShell);
}
});
display.addFilter(SWT.FocusIn, event -> new Exception("FocusIn: " + event.widget).printStackTrace());
display.addFilter(SWT.FocusOut, event -> new Exception("FocusOut: " + event.widget).printStackTrace());
display.addFilter(SWT.Activate, event -> new Exception("Activate: " + event.widget).printStackTrace());
display.addFilter(SWT.Deactivate, event -> new Exception("Deactivate: " + event.widget).printStackTrace());
// new Runnable() {
// @Override
// public void run() {
// System.out.print("."); // print a heartbeat to show where the user paused
// display.timerExec(1000, this);
// }
// }.run();
shell.setSize(400, 100);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
}
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