Attachment 87254 Details for Bug 215782 – The Snippet

The Snippet

Snippet.java (text/plain), 3.71 KB, created by Thomas Schindl

on 2008-01-18 07:41:00 EST

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Filename:

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Creator: Thomas Schindl

Created: 2008-01-18 07:41:00 EST

Size: 3.71 KB

patch

obsolete

>/*******************************************************************************
> * Copyright (c) 2008 Tom Schindl 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:
> *     Tom Schindl - initial API and implementation
> ******************************************************************************/
>import java.beans.PropertyChangeListener;
>import java.beans.PropertyChangeSupport;
>import java.util.ArrayList;
>
>import org.eclipse.core.databinding.DataBindingContext;
>import org.eclipse.core.databinding.beans.BeansObservables;
>import org.eclipse.core.databinding.observable.Realm;
>import org.eclipse.core.databinding.observable.list.IObservableList;
>import org.eclipse.jface.databinding.swt.SWTObservables;
>import org.eclipse.jface.databinding.viewers.ViewersObservables;
>import org.eclipse.jface.viewers.ArrayContentProvider;
>import org.eclipse.jface.viewers.LabelProvider;
>import org.eclipse.jface.viewers.ListViewer;
>import org.eclipse.swt.SWT;
>import org.eclipse.swt.events.SelectionAdapter;
>import org.eclipse.swt.events.SelectionEvent;
>import org.eclipse.swt.layout.GridData;
>import org.eclipse.swt.layout.GridLayout;
>import org.eclipse.swt.widgets.Button;
>import org.eclipse.swt.widgets.Display;
>import org.eclipse.swt.widgets.Shell;
>
>/**
> * Snippet to demonstrate multi-selection support added in 3.4
> */
>public class Snippet {
>	class Person {
>		private PropertyChangeSupport support = new PropertyChangeSupport(this);
>		private ArrayList fruits = new ArrayList();
>
>		public Person() {
>
>		}
>
>		public void addPropertyChangeListener(PropertyChangeListener listener) {
>			support.addPropertyChangeListener(listener);
>		}
>
>		public void removePropertyChangeListener(PropertyChangeListener listener) {
>			support.removePropertyChangeListener(listener);
>		}
>
>		public ArrayList getFruits() {
>			return fruits;
>		}
>
>		public void setFruits(ArrayList fruits) {
>			this.fruits = fruits;
>		}
>	}
>
>	class Fruit {
>		private String name;
>
>		public Fruit(String name) {
>			this.name = name;
>		}
>
>		public String toString() {
>			return name;
>		}
>
>	}
>
>	private Snippet(Shell shell) {
>		shell.setLayout(new GridLayout(1, false));
>
>		ArrayList fruits = new ArrayList();
>		fruits.add(new Fruit("Mango"));
>		fruits.add(new Fruit("Orange"));
>		fruits.add(new Fruit("Banana"));
>		fruits.add(new Fruit("Grapes"));
>
>		final Person p = new Person();
>
>		ListViewer viewer = new ListViewer(shell, SWT.BORDER | SWT.MULTI);
>		viewer.setLabelProvider(new LabelProvider());
>		viewer.setContentProvider(new ArrayContentProvider());
>		viewer.setInput(fruits);
>		viewer.getControl().setLayoutData(new GridData(GridData.FILL_BOTH));
>
>		IObservableList mList = BeansObservables.observeList(
>				Realm.getDefault(), p, "fruits");
>		IObservableList uList = ViewersObservables
>				.observeMultiSelection(viewer);
>
>		DataBindingContext ctx = new DataBindingContext();
>		ctx.bindList(uList, mList, null, null);
>
>		Button button = new Button(shell, SWT.PUSH);
>		button.setText("Read content");
>		button.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
>		button.addSelectionListener(new SelectionAdapter() {
>
>			public void widgetSelected(SelectionEvent e) {
>				System.err.println(p.getFruits());
>			}
>
>		});
>	}
>
>	public static void main(String[] args) {
>		final Display display = new Display();
>		Realm.runWithDefault(SWTObservables.getRealm(display), new Runnable() {
>			public void run() {
>				final Shell shell = new Shell(display);
>				new Snippet(shell);
>				shell.open();
>				while (!shell.isDisposed()) {
>					if (!display.readAndDispatch()) {
>						display.sleep();
>					}
>				}
>			}
>		});
>	}
>}

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Attachments on bug 215782: 87254