/*******************************************************************************
* Copyright (c) 2005, 2006 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 API and implementation
*******************************************************************************/
package org.eclipse.jface.bindings.keys;
/**
* <p>
* A factory class for <code>ILookup</code> instances. This factory can be
* used to retrieve instances of look-ups defined by this package. It also
* allows you to define your own look-up for use in the classes.
* </p>
*
* @since 1.4
*/
public final class KeyLookupFactory {
/**
* The SWT key look-up defined by this package.
*/
private static final SWTKeyLookup SWT_KEY_LOOKUP = new SWTKeyLookup();
/**
* The instance that should be used by <code>KeyStroke</code> in
* converting string representations to instances.
*/
private static IKeyLookup defaultLookup = SWT_KEY_LOOKUP;
/**
* Provides an instance of <code>SWTKeyLookup</code>.
*
* @return The SWT look-up table for key stroke format information; never
* <code>null</code>.
*/
public static final IKeyLookup getSWTKeyLookup() {
return SWT_KEY_LOOKUP;
}
/**
* An accessor for the current default look-up.
*
* @return The default look-up; never <code>null</code>.
*/
public static final IKeyLookup getDefault() {
return defaultLookup;
}
/**
* Sets the default look-up.
*
* @param defaultLookup
* the default look-up. Must not be <code>null</code>.
*/
public static final void setDefault(final IKeyLookup defaultLookup) {
if (defaultLookup == null) {
throw new NullPointerException("The look-up must not be null"); //$NON-NLS-1$
}
KeyLookupFactory.defaultLookup = defaultLookup;
}
/**
* This class should not be instantiated.
*/
private KeyLookupFactory() {
// Not to be constructred.
}
}