com.google.gwt.event.dom.client.KeyCodes Maven / Gradle / Ivy
/*
* Copyright 2008 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.google.gwt.event.dom.client;
/**
* Contains the native key codes previously defined in
* {@link com.google.gwt.user.client.ui.KeyboardListener}. When converting
* keyboard listener instances, developers can use the following static import
* to access these constants:
*
* import static com.google.gwt.event.dom.client.KeyCodes.*;
*
* These constants are defined with an int data type in order to be compatible
* with the constants defined in
* {@link com.google.gwt.user.client.ui.KeyboardListener}.
*/
public class KeyCodes {
/**
* Key code for A
*/
public static final int KEY_A = 65;
/**
* Key code for B
*/
public static final int KEY_B = 66;
/**
* Key code for C
*/
public static final int KEY_C = 67;
/**
* Key code for D
*/
public static final int KEY_D = 68;
/**
* Key code for E
*/
public static final int KEY_E = 69;
/**
* Key code for F
*/
public static final int KEY_F = 70;
/**
* Key code for G
*/
public static final int KEY_G = 71;
/**
* Key code for H
*/
public static final int KEY_H = 72;
/**
* Key code for I
*/
public static final int KEY_I = 73;
/**
* Key code for J
*/
public static final int KEY_J = 74;
/**
* Key code for K
*/
public static final int KEY_K = 75;
/**
* Key code for L
*/
public static final int KEY_L = 76;
/**
* Key code for M
*/
public static final int KEY_M = 77;
/**
* Key code for N
*/
public static final int KEY_N = 78;
/**
* Key code for O
*/
public static final int KEY_O = 79;
/**
* Key code for P
*/
public static final int KEY_P = 80;
/**
* Key code for Q
*/
public static final int KEY_Q = 81;
/**
* Key code for R
*/
public static final int KEY_R = 82;
/**
* Key code for S
*/
public static final int KEY_S = 83;
/**
* Key code for T
*/
public static final int KEY_T = 84;
/**
* Key code for U
*/
public static final int KEY_U = 85;
/**
* Key code for V
*/
public static final int KEY_V = 86;
/**
* Key code for W
*/
public static final int KEY_W = 87;
/**
* Key code for X
*/
public static final int KEY_X = 88;
/**
* Key code for Y
*/
public static final int KEY_Y = 89;
/**
* Key code for Z
*/
public static final int KEY_Z = 90;
/**
* Key code number 0
*/
public static final int KEY_ZERO = 48;
/**
* Key code number 1
*/
public static final int KEY_ONE = 49;
/**
* Key code number 2
*/
public static final int KEY_TWO = 50;
/**
* Key code number 3
*/
public static final int KEY_THREE = 51;
/**
* Key code number 4
*/
public static final int KEY_FOUR = 52;
/**
* Key code number 5
*/
public static final int KEY_FIVE = 53;
/**
* Key code number 6
*/
public static final int KEY_SIX = 54;
/**
* Key code number 7
*/
public static final int KEY_SEVEN = 55;
/**
* Key code number 8
*/
public static final int KEY_EIGHT = 56;
/**
* Key code number 9
*/
public static final int KEY_NINE = 57;
/**
* Key code for number 0 on numeric keyboard
*/
public static final int KEY_NUM_ZERO = 96;
/**
* Key code for number 1 on numeric keyboard
*/
public static final int KEY_NUM_ONE = 97;
/**
* Key code for number 2 on numeric keyboard
*/
public static final int KEY_NUM_TWO = 98;
/**
* Key code for number 3 on numeric keyboard
*/
public static final int KEY_NUM_THREE = 99;
/**
* Key code for number 4 on numeric keyboard
*/
public static final int KEY_NUM_FOUR = 100;
/**
* Key code for number 5 on numeric keyboard
*/
public static final int KEY_NUM_FIVE = 101;
/**
* Key code for number 6 on numeric keyboard
*/
public static final int KEY_NUM_SIX = 102;
/**
* Key code for number 7 on numeric keyboard
*/
public static final int KEY_NUM_SEVEN = 103;
/**
* Key code for number 8 on numeric keyboard
*/
public static final int KEY_NUM_EIGHT = 104;
/**
* Key code for number 9 on numeric keyboard
*/
public static final int KEY_NUM_NINE = 105;
/**
* Key code for multiply on numeric keyboard
*/
public static final int KEY_NUM_MULTIPLY = 106;
/**
* Key code for plus on numeric keyboard
*/
public static final int KEY_NUM_PLUS = 107;
/**
* Key code for minus on numeric keyboard
*/
public static final int KEY_NUM_MINUS = 109;
/**
* Key code for period on numeric keyboard
*/
public static final int KEY_NUM_PERIOD = 110;
/**
* Key code for division on numeric keyboard
*/
public static final int KEY_NUM_DIVISION = 111;
/**
* Alt key code.
*/
public static final int KEY_ALT = 18;
/**
* Backspace key code.
*/
public static final int KEY_BACKSPACE = 8;
/**
* Control key code.
*/
public static final int KEY_CTRL = 17;
/**
* Delete key code (also numeric keypad delete).
*/
public static final int KEY_DELETE = 46;
/**
* Down arrow code (Also numeric keypad down).
*/
public static final int KEY_DOWN = 40;
/**
* End key code (Also numeric keypad south west).
*/
public static final int KEY_END = 35;
/**
* Enter key code.
*/
public static final int KEY_ENTER = 13;
/**
* Escape key code.
*/
public static final int KEY_ESCAPE = 27;
/**
* Home key code (Also numeric keypad north west).
*/
public static final int KEY_HOME = 36;
/**
* Left key code (Also numeric keypad west).
*/
public static final int KEY_LEFT = 37;
/**
* Page down key code (Also numeric keypad south east).
*/
public static final int KEY_PAGEDOWN = 34;
/**
* Page up key code (Also numeric keypad north east).
*/
public static final int KEY_PAGEUP = 33;
/**
* Right arrow key code (Also numeric keypad east).
*/
public static final int KEY_RIGHT = 39;
/**
* Shift key code.
*/
public static final int KEY_SHIFT = 16;
/**
* Tab key code.
*/
public static final int KEY_TAB = 9;
/**
* Up Arrow key code (Also numeric keypad north).
*/
public static final int KEY_UP = 38;
/**
* Key code for F1
*/
public static final int KEY_F1 = 112;
/**
* Key code for F2
*/
public static final int KEY_F2 = 113;
/**
* Key code for F3
*/
public static final int KEY_F3 = 114;
/**
* Key code for F4
*/
public static final int KEY_F4 = 115;
/**
* Key code for F5
*/
public static final int KEY_F5 = 116;
/**
* Key code for F6
*/
public static final int KEY_F6 = 117;
/**
* Key code for F7
*/
public static final int KEY_F7 = 118;
/**
* Key code for F8
*/
public static final int KEY_F8 = 119;
/**
* Key code for F9
*/
public static final int KEY_F9 = 120;
/**
* Key code for F10
*/
public static final int KEY_F10 = 121;
/**
* Key code for F11
*/
public static final int KEY_F11 = 122;
/**
* Key code for F12
*/
public static final int KEY_F12 = 123;
/**
* Key code for Windows key on Firefox Linux
*/
public static final int KEY_WIN_KEY_FF_LINUX = 0;
/**
* Key code for Mac enter key
*/
public static final int KEY_MAC_ENTER = 3;
/**
* Key code for pause key
*/
public static final int KEY_PAUSE = 19;
/**
* Key code for caps lock key
*/
public static final int KEY_CAPS_LOCK = 20;
/**
* Key code for space
*/
public static final int KEY_SPACE = 32;
/**
* Key code for print key
*/
public static final int KEY_PRINT_SCREEN = 44;
/**
* Key code for insert key (Also numeric keyboard insert).
*/
public static final int KEY_INSERT = 45; // also NUM_INSERT
/**
* Key code for insert key (Also num lock on FF,Safari Mac).
*/
public static final int KEY_NUM_CENTER = 12;
/**
* Key code for left windows key.
*/
public static final int KEY_WIN_KEY = 224;
/**
* Key code for left windows key or meta.
*/
public static final int KEY_WIN_KEY_LEFT_META = 91;
/**
* Key code for right windows key.
*/
public static final int KEY_WIN_KEY_RIGHT = 92;
/**
* Key code for context menu key.
*/
public static final int KEY_CONTEXT_MENU = 93;
/**
* Key code for {@link KeyCodes#KEY_WIN_KEY_LEFT_META} that Firefox fires
* for the meta key.
*/
public static final int KEY_MAC_FF_META = 224; // Firefox (Gecko) fires this for the meta key instead of 91
/**
* Key code for num lock.
*/
public static final int KEY_NUMLOCK = 144;
/**
* Key code for scroll lock.
*/
public static final int KEY_SCROLL_LOCK = 145;
/**
* Key code for first OS specific media key (like volume).
*/
public static final int KEY_FIRST_MEDIA_KEY = 166;
/**
* Key code for last OS specific media key (like volume).
*/
public static final int KEY_LAST_MEDIA_KEY = 183;
/**
* Key code for IME.
*/
public static final int KEY_WIN_IME = 229;
/**
* Determines if a key code is an arrow key.
*/
public static boolean isArrowKey(int code) {
switch (code) {
case KEY_DOWN:
case KEY_RIGHT:
case KEY_UP:
case KEY_LEFT:
return true;
default:
return false;
}
}
/**
* Update arrow keys for left and right based on current locale.
*
* Note: this method is used internally by built-in GWT widgets but
* could be renamed/refactored without notice.
*
This method simplifies RTL handling in your code:
*
* int keyCode = KeyCodes.maybeSwapArrowKeysForRtl(event.getKeyCode(),
* LocaleInfo.getCurrentLocale().isRTL());
* switch (keyCode) {
* case KeyCodes.KEY_LEFT:
* ... // start of the line, no special RTL handling
* break;
* case KeyCodes.KEY_RIGHT:
* ... // end of the line, no special RTL handling
* break;
* ...
* }
*
*/
public static int maybeSwapArrowKeysForRtl(int code, boolean isRtl) {
if (isRtl) {
if (code == KEY_RIGHT) {
code = KEY_LEFT;
} else if (code == KEY_LEFT) {
code = KEY_RIGHT;
}
}
return code;
}
// This class should never be instantiated
private KeyCodes() {
}
}