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Diffstat (limited to 'contexts/data/lib/closure-library/closure/goog/events/keycodes.js')
| -rw-r--r-- | contexts/data/lib/closure-library/closure/goog/events/keycodes.js | 377 |
1 files changed, 0 insertions, 377 deletions
diff --git a/contexts/data/lib/closure-library/closure/goog/events/keycodes.js b/contexts/data/lib/closure-library/closure/goog/events/keycodes.js deleted file mode 100644 index 9f17c87..0000000 --- a/contexts/data/lib/closure-library/closure/goog/events/keycodes.js +++ /dev/null @@ -1,377 +0,0 @@ -// Copyright 2006 The Closure Library Authors. All Rights Reserved. -// -// 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. - -/** - * @fileoverview Constant declarations for common key codes. - * - * @author eae@google.com (Emil A Eklund) - * @see ../demos/keyhandler.html - */ - -goog.provide('goog.events.KeyCodes'); - -goog.require('goog.userAgent'); - - -/** - * Key codes for common characters. - * - * This list is not localized and therefore some of the key codes are not - * correct for non US keyboard layouts. See comments below. - * - * @enum {number} - */ -goog.events.KeyCodes = { - WIN_KEY_FF_LINUX: 0, - MAC_ENTER: 3, - BACKSPACE: 8, - TAB: 9, - NUM_CENTER: 12, // NUMLOCK on FF/Safari Mac - ENTER: 13, - SHIFT: 16, - CTRL: 17, - ALT: 18, - PAUSE: 19, - CAPS_LOCK: 20, - ESC: 27, - SPACE: 32, - PAGE_UP: 33, // also NUM_NORTH_EAST - PAGE_DOWN: 34, // also NUM_SOUTH_EAST - END: 35, // also NUM_SOUTH_WEST - HOME: 36, // also NUM_NORTH_WEST - LEFT: 37, // also NUM_WEST - UP: 38, // also NUM_NORTH - RIGHT: 39, // also NUM_EAST - DOWN: 40, // also NUM_SOUTH - PRINT_SCREEN: 44, - INSERT: 45, // also NUM_INSERT - DELETE: 46, // also NUM_DELETE - ZERO: 48, - ONE: 49, - TWO: 50, - THREE: 51, - FOUR: 52, - FIVE: 53, - SIX: 54, - SEVEN: 55, - EIGHT: 56, - NINE: 57, - FF_SEMICOLON: 59, // Firefox (Gecko) fires this for semicolon instead of 186 - FF_EQUALS: 61, // Firefox (Gecko) fires this for equals instead of 187 - QUESTION_MARK: 63, // needs localization - A: 65, - B: 66, - C: 67, - D: 68, - E: 69, - F: 70, - G: 71, - H: 72, - I: 73, - J: 74, - K: 75, - L: 76, - M: 77, - N: 78, - O: 79, - P: 80, - Q: 81, - R: 82, - S: 83, - T: 84, - U: 85, - V: 86, - W: 87, - X: 88, - Y: 89, - Z: 90, - META: 91, // WIN_KEY_LEFT - WIN_KEY_RIGHT: 92, - CONTEXT_MENU: 93, - NUM_ZERO: 96, - NUM_ONE: 97, - NUM_TWO: 98, - NUM_THREE: 99, - NUM_FOUR: 100, - NUM_FIVE: 101, - NUM_SIX: 102, - NUM_SEVEN: 103, - NUM_EIGHT: 104, - NUM_NINE: 105, - NUM_MULTIPLY: 106, - NUM_PLUS: 107, - NUM_MINUS: 109, - NUM_PERIOD: 110, - NUM_DIVISION: 111, - F1: 112, - F2: 113, - F3: 114, - F4: 115, - F5: 116, - F6: 117, - F7: 118, - F8: 119, - F9: 120, - F10: 121, - F11: 122, - F12: 123, - NUMLOCK: 144, - SCROLL_LOCK: 145, - - // OS-specific media keys like volume controls and browser controls. - FIRST_MEDIA_KEY: 166, - LAST_MEDIA_KEY: 183, - - SEMICOLON: 186, // needs localization - DASH: 189, // needs localization - EQUALS: 187, // needs localization - COMMA: 188, // needs localization - PERIOD: 190, // needs localization - SLASH: 191, // needs localization - APOSTROPHE: 192, // needs localization - TILDE: 192, // needs localization - SINGLE_QUOTE: 222, // needs localization - OPEN_SQUARE_BRACKET: 219, // needs localization - BACKSLASH: 220, // needs localization - CLOSE_SQUARE_BRACKET: 221, // needs localization - WIN_KEY: 224, - MAC_FF_META: 224, // Firefox (Gecko) fires this for the meta key instead of 91 - WIN_IME: 229, - - // We've seen users whose machines fire this keycode at regular one - // second intervals. The common thread among these users is that - // they're all using Dell Inspiron laptops, so we suspect that this - // indicates a hardware/bios problem. - // http://en.community.dell.com/support-forums/laptop/f/3518/p/19285957/19523128.aspx - PHANTOM: 255 -}; - - -/** - * Returns true if the event contains a text modifying key. - * @param {goog.events.BrowserEvent} e A key event. - * @return {boolean} Whether it's a text modifying key. - */ -goog.events.KeyCodes.isTextModifyingKeyEvent = function(e) { - if (e.altKey && !e.ctrlKey || - e.metaKey || - // Function keys don't generate text - e.keyCode >= goog.events.KeyCodes.F1 && - e.keyCode <= goog.events.KeyCodes.F12) { - return false; - } - - // The following keys are quite harmless, even in combination with - // CTRL, ALT or SHIFT. - switch (e.keyCode) { - case goog.events.KeyCodes.ALT: - case goog.events.KeyCodes.CAPS_LOCK: - case goog.events.KeyCodes.CONTEXT_MENU: - case goog.events.KeyCodes.CTRL: - case goog.events.KeyCodes.DOWN: - case goog.events.KeyCodes.END: - case goog.events.KeyCodes.ESC: - case goog.events.KeyCodes.HOME: - case goog.events.KeyCodes.INSERT: - case goog.events.KeyCodes.LEFT: - case goog.events.KeyCodes.MAC_FF_META: - case goog.events.KeyCodes.META: - case goog.events.KeyCodes.NUMLOCK: - case goog.events.KeyCodes.NUM_CENTER: - case goog.events.KeyCodes.PAGE_DOWN: - case goog.events.KeyCodes.PAGE_UP: - case goog.events.KeyCodes.PAUSE: - case goog.events.KeyCodes.PHANTOM: - case goog.events.KeyCodes.PRINT_SCREEN: - case goog.events.KeyCodes.RIGHT: - case goog.events.KeyCodes.SCROLL_LOCK: - case goog.events.KeyCodes.SHIFT: - case goog.events.KeyCodes.UP: - case goog.events.KeyCodes.WIN_KEY: - case goog.events.KeyCodes.WIN_KEY_RIGHT: - return false; - case goog.events.KeyCodes.WIN_KEY_FF_LINUX: - return !goog.userAgent.GECKO; - default: - return e.keyCode < goog.events.KeyCodes.FIRST_MEDIA_KEY || - e.keyCode > goog.events.KeyCodes.LAST_MEDIA_KEY; - } -}; - - -/** - * Returns true if the key fires a keypress event in the current browser. - * - * Accoridng to MSDN [1] IE only fires keypress events for the following keys: - * - Letters: A - Z (uppercase and lowercase) - * - Numerals: 0 - 9 - * - Symbols: ! @ # $ % ^ & * ( ) _ - + = < [ ] { } , . / ? \ | ' ` " ~ - * - System: ESC, SPACEBAR, ENTER - * - * That's not entirely correct though, for instance there's no distinction - * between upper and lower case letters. - * - * [1] http://msdn2.microsoft.com/en-us/library/ms536939(VS.85).aspx) - * - * Safari is similar to IE, but does not fire keypress for ESC. - * - * Additionally, IE6 does not fire keydown or keypress events for letters when - * the control or alt keys are held down and the shift key is not. IE7 does - * fire keydown in these cases, though, but not keypress. - * - * @param {number} keyCode A key code. - * @param {number=} opt_heldKeyCode Key code of a currently-held key. - * @param {boolean=} opt_shiftKey Whether the shift key is held down. - * @param {boolean=} opt_ctrlKey Whether the control key is held down. - * @param {boolean=} opt_altKey Whether the alt key is held down. - * @return {boolean} Whether it's a key that fires a keypress event. - */ -goog.events.KeyCodes.firesKeyPressEvent = function(keyCode, opt_heldKeyCode, - opt_shiftKey, opt_ctrlKey, opt_altKey) { - if (!goog.userAgent.IE && - !(goog.userAgent.WEBKIT && goog.userAgent.isVersion('525'))) { - return true; - } - - if (goog.userAgent.MAC && opt_altKey) { - return goog.events.KeyCodes.isCharacterKey(keyCode); - } - - // Alt but not AltGr which is represented as Alt+Ctrl. - if (opt_altKey && !opt_ctrlKey) { - return false; - } - - // Saves Ctrl or Alt + key for IE and WebKit 525+, which won't fire keypress. - // Non-IE browsers and WebKit prior to 525 won't get this far so no need to - // check the user agent. - if (!opt_shiftKey && - (opt_heldKeyCode == goog.events.KeyCodes.CTRL || - opt_heldKeyCode == goog.events.KeyCodes.ALT || - goog.userAgent.MAC && - opt_heldKeyCode == goog.events.KeyCodes.META)) { - return false; - } - - // Some keys with Ctrl/Shift do not issue keypress in WEBKIT. - if (goog.userAgent.WEBKIT && opt_ctrlKey && opt_shiftKey) { - switch (keyCode) { - case goog.events.KeyCodes.BACKSLASH: - case goog.events.KeyCodes.OPEN_SQUARE_BRACKET: - case goog.events.KeyCodes.CLOSE_SQUARE_BRACKET: - case goog.events.KeyCodes.TILDE: - case goog.events.KeyCodes.SEMICOLON: - case goog.events.KeyCodes.DASH: - case goog.events.KeyCodes.EQUALS: - case goog.events.KeyCodes.COMMA: - case goog.events.KeyCodes.PERIOD: - case goog.events.KeyCodes.SLASH: - case goog.events.KeyCodes.APOSTROPHE: - case goog.events.KeyCodes.SINGLE_QUOTE: - return false; - } - } - - // When Ctrl+<somekey> is held in IE, it only fires a keypress once, but it - // continues to fire keydown events as the event repeats. - if (goog.userAgent.IE && opt_ctrlKey && opt_heldKeyCode == keyCode) { - return false; - } - - switch (keyCode) { - case goog.events.KeyCodes.ENTER: - // IE9 does not fire KEYPRESS on ENTER. - return !(goog.userAgent.IE && goog.userAgent.isDocumentMode(9)); - case goog.events.KeyCodes.ESC: - return !goog.userAgent.WEBKIT; - } - - return goog.events.KeyCodes.isCharacterKey(keyCode); -}; - - -/** - * Returns true if the key produces a character. - * This does not cover characters on non-US keyboards (Russian, Hebrew, etc.). - * - * @param {number} keyCode A key code. - * @return {boolean} Whether it's a character key. - */ -goog.events.KeyCodes.isCharacterKey = function(keyCode) { - if (keyCode >= goog.events.KeyCodes.ZERO && - keyCode <= goog.events.KeyCodes.NINE) { - return true; - } - - if (keyCode >= goog.events.KeyCodes.NUM_ZERO && - keyCode <= goog.events.KeyCodes.NUM_MULTIPLY) { - return true; - } - - if (keyCode >= goog.events.KeyCodes.A && - keyCode <= goog.events.KeyCodes.Z) { - return true; - } - - // Safari sends zero key code for non-latin characters. - if (goog.userAgent.WEBKIT && keyCode == 0) { - return true; - } - - switch (keyCode) { - case goog.events.KeyCodes.SPACE: - case goog.events.KeyCodes.QUESTION_MARK: - case goog.events.KeyCodes.NUM_PLUS: - case goog.events.KeyCodes.NUM_MINUS: - case goog.events.KeyCodes.NUM_PERIOD: - case goog.events.KeyCodes.NUM_DIVISION: - case goog.events.KeyCodes.SEMICOLON: - case goog.events.KeyCodes.FF_SEMICOLON: - case goog.events.KeyCodes.DASH: - case goog.events.KeyCodes.EQUALS: - case goog.events.KeyCodes.FF_EQUALS: - case goog.events.KeyCodes.COMMA: - case goog.events.KeyCodes.PERIOD: - case goog.events.KeyCodes.SLASH: - case goog.events.KeyCodes.APOSTROPHE: - case goog.events.KeyCodes.SINGLE_QUOTE: - case goog.events.KeyCodes.OPEN_SQUARE_BRACKET: - case goog.events.KeyCodes.BACKSLASH: - case goog.events.KeyCodes.CLOSE_SQUARE_BRACKET: - return true; - default: - return false; - } -}; - - -/** - * Normalizes key codes from their Gecko-specific value to the general one. - * @param {number} keyCode The native key code. - * @return {number} The normalized key code. - */ -goog.events.KeyCodes.normalizeGeckoKeyCode = function(keyCode) { - switch (keyCode) { - case goog.events.KeyCodes.FF_EQUALS: - return goog.events.KeyCodes.EQUALS; - case goog.events.KeyCodes.FF_SEMICOLON: - return goog.events.KeyCodes.SEMICOLON; - case goog.events.KeyCodes.MAC_FF_META: - return goog.events.KeyCodes.META; - case goog.events.KeyCodes.WIN_KEY_FF_LINUX: - return goog.events.KeyCodes.WIN_KEY; - default: - return keyCode; - } -}; |