//------------------------------------------------------------------------------
// Copyright (c) 2005, 2007 IBM Corporation 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:
// IBM Corporation - initial implementation
//------------------------------------------------------------------------------
package org.eclipse.epf.library.edit;

/**
 * Stores (in memory only) the Flat/Hierarchical plugin-package layout
 * @author Jeff Hardy
 *
 */
public class PluginUIPackageContext {
	public static final PluginUIPackageContext INSTANCE = new PluginUIPackageContext(); 

	private boolean isFlatLayout = false;

	public static final String HIERARCHICAL_LAYOUT= "hierarchical"; //$NON-NLS-1$
	public static final String FLAT_LAYOUT= "flat"; //$NON-NLS-1$

	
	public boolean isFlatLayout() {
		return isFlatLayout;
	}
	
	public void toggleLayout() {
		isFlatLayout = !isFlatLayout;
	}
	
	public String getLayoutAsString() {
		if (isFlatLayout()) {
			return FLAT_LAYOUT;
		} else {
			return HIERARCHICAL_LAYOUT;
		}
	}
	
	public void setLayoutHierarchical() {
		isFlatLayout = false;
	}

	public void setLayoutFlat() {
		isFlatLayout = true;
	}
}