ViewShareRosterEntryContributionItem.java

/****************************************************************************
 * Copyright (c) 2007 Composent, Inc. 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:
 *    Composent, Inc. - initial API and implementation
 *****************************************************************************/
package org.eclipse.ecf.presence.collab.ui.view;

import org.eclipse.ecf.core.IContainer;
import org.eclipse.ecf.datashare.IChannelContainerAdapter;
import org.eclipse.ecf.internal.presence.collab.ui.Messages;
import org.eclipse.ecf.presence.roster.IRosterEntry;
import org.eclipse.ecf.presence.ui.roster.AbstractRosterEntryContributionItem;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;

public class ViewShareRosterEntryContributionItem extends AbstractRosterEntryContributionItem {

	public ViewShareRosterEntryContributionItem() {
		// do nothing
	}

	public ViewShareRosterEntryContributionItem(String id) {
		super(id);
	}

	protected IAction[] makeActions() {
		// Else check for Roster entry
		final IRosterEntry entry = getSelectedRosterEntry();
		final IContainer c = getContainerForRosterEntry(entry);
		// If roster entry is selected and it has a container
		if (entry != null && c != null) {
			final IChannelContainerAdapter channelAdapter = (IChannelContainerAdapter) c.getAdapter(IChannelContainerAdapter.class);
			// If the container has channel container adapter and is online/available
			if (channelAdapter != null && isAvailable(entry)) {
				final ViewShare tmp = ViewShare.getViewShare(c.getID());
				// If there is an URL share associated with this container
				if (tmp != null) {
					final ViewShare viewshare = tmp;
					final IAction action = new Action() {
						public void run() {
							viewshare.sendOpenViewRequest(entry.getRoster().getUser().getName(), entry.getUser().getID());
						}
					};
					action.setText(Messages.ViewShareRosterEntryContributionItem_VIEWSHARE_MENU_TEXT);
					action.setImageDescriptor(PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(ISharedImages.IMG_DEF_VIEW));
					return new IAction[] {action};
				}
			}
		}
		return null;
	}

}