home *** CD-ROM | disk | FTP | other *** search
Java Source | 1998-03-20 | 3.1 KB | 107 lines |
- /*
- * @(#)MenuShortcut.java 1.11 98/03/18
- *
- * Copyright 1996, 1997 by Sun Microsystems, Inc.,
- * 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
- * All rights reserved.
- *
- * This software is the confidential and proprietary information
- * of Sun Microsystems, Inc. ("Confidential Information"). You
- * shall not disclose such Confidential Information and shall use
- * it only in accordance with the terms of the license agreement
- * you entered into with Sun.
- */
- package java.awt;
-
- import java.awt.event.KeyEvent;
-
- /**
- * A class which represents a keyboard accelerator for a MenuItem.
- *
- * @version 1.11, 03/18/98
- * @author Thomas Ball
- */
- public class MenuShortcut implements java.io.Serializable
- {
-
- int key;
- boolean usesShift;
-
- /*
- * JDK 1.1 serialVersionUID
- */
- private static final long serialVersionUID = 143448358473180225L;
-
- /**
- * Constructs a new MenuShortcut for the specified key.
- * @param key the raw keycode for this MenuShortcut, as would be returned
- * in the keyCode field of a KeyEvent if this key were pressed.
- **/
- public MenuShortcut(int key) {
- this(key, false);
- }
-
- /**
- * Constructs a new MenuShortcut for the specified key.
- * @param key the raw keycode for this MenuShortcut, as would be returned
- * in the keyCode field of a KeyEvent if this key were pressed.
- * @param useShiftModifier indicates whether this MenuShortcut is invoked
- * with the SHIFT key down.
- **/
- public MenuShortcut(int key, boolean useShiftModifier) {
- // Convenience conversion for programmers who confuse key posts with
- // ASCII characters -- do not internationalize! They *should* be
- // using KeyEvent virtual keys, such as VK_A.
- if (key >= 'a' && key <= 'z') {
- key = (int)Character.toUpperCase((char)key);
- }
- this.key = key;
- this.usesShift = useShiftModifier;
- }
-
- /**
- * Return the raw keycode of this MenuShortcut.
- */
- public int getKey() {
- return key;
- }
-
- /**
- * Return whether this MenuShortcut must be invoked using the SHIFT key.
- */
- public boolean usesShiftModifier() {
- return usesShift;
- }
-
- /**
- * Returns whether this MenuShortcut is the same as another:
- * equality is defined to mean that both MenuShortcuts use the same key
- * and both either use or don't use the SHIFT key.
- * @param s the MenuShortcut to compare with this.
- */
- public boolean equals(MenuShortcut s) {
- return (s != null && (s.getKey() == key) &&
- (s.usesShiftModifier() == usesShift));
- }
-
- /**
- * Returns an internationalized description of the MenuShortcut.
- */
- public String toString() {
- int modifiers = Toolkit.getDefaultToolkit().getMenuShortcutKeyMask();
- if (usesShiftModifier()) {
- modifiers |= Event.SHIFT_MASK;
- }
- return KeyEvent.getKeyModifiersText(modifiers) + "+" +
- KeyEvent.getKeyText(key);
- }
-
- protected String paramString() {
- String str = "key=" + key;
- if (usesShiftModifier()) {
- str += ",usesShiftModifier";
- }
- return str;
- }
- }
-