/*******************************************************************************
* Copyright (c) 2012 Google, Inc.
* 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:
* Google, Inc. - initial API and implementation
*******************************************************************************/
package com.windowtester.internal.swing.util;
import java.awt.event.InputEvent;
import java.awt.event.KeyEvent;
import java.util.ArrayList;
import java.util.List;
/**
* Class for decoding keystroke for keyclicks
*/
public class KeyStrokeDecoder {
public static int[] KEY_CONSTANTS = {
KeyEvent.VK_DOWN, KeyEvent.VK_UP, KeyEvent.VK_LEFT, KeyEvent.VK_RIGHT,
KeyEvent.VK_ESCAPE, KeyEvent.VK_TAB, KeyEvent.VK_ENTER,
KeyEvent.VK_F1, KeyEvent.VK_F2, KeyEvent.VK_F3, KeyEvent.VK_F4,KeyEvent.VK_F5, KeyEvent.VK_F6,
KeyEvent.VK_F7, KeyEvent.VK_F8, KeyEvent.VK_F9, KeyEvent.VK_F10, KeyEvent.VK_F11, KeyEvent.VK_F12,
KeyEvent.VK_F13, KeyEvent.VK_F14, KeyEvent.VK_F15,
KeyEvent.VK_HELP, KeyEvent.VK_HOME, KeyEvent.VK_INSERT,
KeyEvent.VK_PAGE_DOWN, KeyEvent.VK_PAGE_UP, KeyEvent.VK_PRINTSCREEN, KeyEvent.VK_END
};
//modifiers
public static int[] KEY_MODS = {
InputEvent.ALT_DOWN_MASK ,InputEvent.SHIFT_DOWN_MASK , InputEvent.CTRL_DOWN_MASK
};
public static final int MODIFIER_MASK = InputEvent.ALT_DOWN_MASK | InputEvent.SHIFT_DOWN_MASK | InputEvent.CTRL_DOWN_MASK;
public static int extractModifiers(int compositeKey) {
int modifiers = 0;
int candidate;
for (int i = 0; i < KEY_MODS.length; i++) {
candidate = KEY_MODS[i];
if ((compositeKey & candidate) == candidate) {
modifiers |= candidate;
}
}
return modifiers;
}
public static int[] extractKeys(int compositeKey) {
int candidate;
List keys = new ArrayList();
for (int i = 0; i < KEY_CONSTANTS.length; i++) {
candidate = KEY_CONSTANTS[i];
if ((compositeKey | MODIFIER_MASK) == (candidate | MODIFIER_MASK)) {
keys.add(new Integer(candidate));
}
}
return toIntArray(keys);
}
private static int[] toIntArray(List keys) {
int size = keys.size();
int[] intArray = new int[size];
for (int i=0; i < size; ++i) {
intArray[i] = ((Integer)keys.get(i)).intValue();
}
return intArray;
}
}