bundles/org.eclipse.ui.views/src/org/eclipse/ui/views/navigator/NavigatorFrameSource.java

/************************************************************************
Copyright (c) 2000, 2003 IBM Corporation and others.
All rights reserved.   This program and the accompanying materials
are made available under the terms of the Common Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v10.html

Contributors:
    IBM - Initial implementation
************************************************************************/
package org.eclipse.ui.views.navigator;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.ui.views.framelist.TreeFrame;
import org.eclipse.ui.views.framelist.TreeViewerFrameSource;

/**
 * Frame source for the resource navigator.
 */
public class NavigatorFrameSource extends TreeViewerFrameSource {
	
	private ResourceNavigator navigator;

/**
 * Constructs a new frame source for the specified resource navigator.
 * 
 * @param navigator the resource navigator
 */
public NavigatorFrameSource(ResourceNavigator navigator) {
	super(navigator.getTreeViewer());
	this.navigator = navigator;
}

/**
 * Returns a new frame.  This implementation extends the super implementation
 * by setting the frame's tool tip text to show the full path for the input
 * element.
 */
protected TreeFrame createFrame(Object input) {
	TreeFrame frame = super.createFrame(input);
	frame.setName(navigator.getFrameName(input));
	frame.setToolTipText(navigator.getFrameToolTipText(input));
	return frame;
}

/**
 * Also updates the navigator's title.
 */
protected void frameChanged(TreeFrame frame) {
	IResource resource = (IResource) frame.getInput();
	IProject project = resource.getProject();
	
	if (project != null && project.isOpen() == false) {
		MessageDialog.openInformation(
			navigator.getViewSite().getShell(), 
			ResourceNavigatorMessages.getString("NavigatorFrameSource.closedProject.title"), //$NON-NLS-1$
			ResourceNavigatorMessages.format("NavigatorFrameSource.closedProject.message", new Object[]{project.getName()})); //$NON-NLS-1$
		navigator.getFrameList().back();
	}
	else {
		super.frameChanged(frame);
		navigator.updateTitle();
	}
}
}