/*******************************************************************************
 * 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 Corporation - initial API and implementation
 ******************************************************************************/

package org.eclipse.ui.internal.keys;

import java.util.Comparator;
import java.util.ResourceBundle;

import org.eclipse.ui.internal.util.Util;
import org.eclipse.ui.keys.KeySequence;
import org.eclipse.ui.keys.KeyStroke;
import org.eclipse.ui.keys.ModifierKey;

public final class WindowsKeyFormatter extends AbstractKeyFormatter {

	private final static class WindowsModifierKeyComparator
		extends AbstractModifierKeyComparator {

		protected int rank(ModifierKey modifierKey) {
			if (ModifierKey.CTRL.equals(modifierKey)) {
				return 0;
			}

			if (ModifierKey.ALT.equals(modifierKey)) {
				return 1;
			}

			if (ModifierKey.SHIFT.equals(modifierKey)) {
				return 2;
			}

			return Integer.MAX_VALUE;
		}
	}

	private final static Comparator MODIFIER_KEY_COMPARATOR =
		new WindowsModifierKeyComparator();
	private final static ResourceBundle RESOURCE_BUNDLE =
		ResourceBundle.getBundle(WindowsKeyFormatter.class.getName());

	protected String getKeyDelimiter() {
		return Util.translateString(
			RESOURCE_BUNDLE,
			KEY_DELIMITER_KEY,
			KeyStroke.KEY_DELIMITER,
			false,
			false);
	}

	protected String getKeyStrokeDelimiter() {
		return Util.translateString(
			RESOURCE_BUNDLE,
			KEY_STROKE_DELIMITER_KEY,
			KeySequence.KEY_STROKE_DELIMITER,
			false,
			false);
	}

	protected Comparator getModifierKeyComparator() {
		return MODIFIER_KEY_COMPARATOR;
	}
}