Attachment 141239 Details for Bug 281433 – Snippet illustrating the issue

Snippet illustrating the issue

Snippet281433.java (text/plain), 3.87 KB, created by Elias Volanakis

on 2009-07-09 15:48:27 EDT

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Creator: Elias Volanakis

Created: 2009-07-09 15:48:27 EDT

Size: 3.87 KB

patch

obsolete

>/*******************************************************************************
> * Copyright (c) 2007, 2009 compeople AG 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:
> *    compeople AG - initial API and implementation
> *******************************************************************************/
>
>import org.eclipse.jface.action.Action;
>import org.eclipse.swt.SWT;
>import org.eclipse.swt.events.SelectionAdapter;
>import org.eclipse.swt.events.SelectionEvent;
>import org.eclipse.swt.graphics.Point;
>import org.eclipse.swt.graphics.Rectangle;
>import org.eclipse.swt.layout.FillLayout;
>import org.eclipse.swt.widgets.CoolBar;
>import org.eclipse.swt.widgets.CoolItem;
>import org.eclipse.swt.widgets.Display;
>import org.eclipse.swt.widgets.Event;
>import org.eclipse.swt.widgets.Label;
>import org.eclipse.swt.widgets.Listener;
>import org.eclipse.swt.widgets.Menu;
>import org.eclipse.swt.widgets.MenuItem;
>import org.eclipse.swt.widgets.Shell;
>import org.eclipse.swt.widgets.ToolBar;
>import org.eclipse.swt.widgets.ToolItem;
>
>/**
> * Snippet for discussing Bug 281433.
> */
>public class Snippet281433 {
>
>	public static void main(String[] args) {
>		Display display = new Display();
>		Shell shell = new Shell(display);
>		shell.setLayout(new FillLayout(SWT.VERTICAL));
>
>		Label logo = new Label(shell, SWT.NONE);
>		logo.setBackground(logo.getDisplay().getSystemColor(SWT.COLOR_CYAN));
>		logo.setText("Something else like a logo does here.\nMenu goes beneath");
>
>		CoolBar coolBar = new CoolBar(shell, SWT.FLAT);
>		coolBar.setLocked(true);
>
>		CoolItem coolItem = new CoolItem(coolBar, SWT.NONE);
>		ToolBar toolBar = new ToolBar(coolBar, SWT.FLAT);
>		coolItem.setControl(toolBar);
>
>		String[] menus = { "&File", "&Edit", "&Source" };
>		for (String s : menus) {
>			ToolItem toolItem = new ToolItem(toolBar, SWT.RADIO);
>			toolItem.setText(s);
>			Menu menu = createMenu(toolItem, s + ": ");
>			new TopItemListener(menu, toolItem);
>		}
>
>		display.addFilter(SWT.KeyUp, new Listener() {
>			public void handleEvent(Event event) {
>				System.out.println("KeyUp: " + event);
>			}
>		});
>
>		coolItem.setSize(coolItem.computeSize(SWT.DEFAULT, SWT.DEFAULT));
>		shell.setSize(300, 200);
>		shell.open();
>		while (!shell.isDisposed()) {
>			if (!display.readAndDispatch())
>				display.sleep();
>		}
>		display.dispose();
>	}
>
>	// helping methods
>	//////////////////
>
>	private static Action createAction(final String caption) {
>		Action result = new Action() {
>			public void run() {
>				System.out.println(caption);
>			};
>		};
>		result.setText(caption);
>		return result;
>	}
>
>	private static Menu createMenu(ToolItem toolItem, String prefix) {
>		Menu result = new Menu(toolItem.getParent());
>		String[] items = { "Item 1", "Item 2", "Item 3", "Item 4" };
>		for (String s : items) {
>			MenuItem item = new MenuItem(result, SWT.NONE);
>			item.setText(prefix + s);
>		}
>		result.setVisible(false);
>		return result;
>	}
>
>	// helping classes
>	//////////////////
>
>	private static class TopItemListener extends SelectionAdapter {
>
>		private final ToolItem toolItem;
>		private final Menu menu;
>
>		public TopItemListener(Menu menu, ToolItem toolItem) {
>			this.menu = menu;
>			this.toolItem = toolItem;
>			this.toolItem.addSelectionListener(this);
>		}
>
>		public void widgetSelected(SelectionEvent e) {
>			System.out.println(e);
>			if (e.getSource() == toolItem) {
>				if (toolItem.getSelection()) {
>					Rectangle bounds = toolItem.getBounds();
>					Point loc = toolItem.getParent().toDisplay(bounds.x, bounds.height + bounds.y);
>					menu.setLocation(loc);
>					menu.setVisible(true);
>				} else {
>					menu.setVisible(false);
>				}
>			}
>		}
>	}
>}

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Attachments on bug 281433: 140042 | 141239