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<!DOCTYPE html><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1, maximum-scale=1, user-scalable=no"><meta http-equiv="Content-Language" content="en"><meta http-equiv="X-UA-Compatible" content="IE=edge"><title>keycodes.js</title><link href="../../../../dossier.css" rel="stylesheet" type="text/css"><header><div><form><div><input type="search" placeholder="Search" tabindex="1"></div></form></div></header><main><article class="srcfile"><h1>lib/goog/events/keycodes.js</h1><div><table><tr><td><a id="l1"></a><a href="#l1">1</a><td>// Copyright 2006 The Closure Library Authors. All Rights Reserved.<tr><td><a id="l2"></a><a href="#l2">2</a><td>//<tr><td><a id="l3"></a><a href="#l3">3</a><td>// Licensed under the Apache License, Version 2.0 (the "License");<tr><td><a id="l4"></a><a href="#l4">4</a><td>// you may not use this file except in compliance with the License.<tr><td><a id="l5"></a><a href="#l5">5</a><td>// You may obtain a copy of the License at<tr><td><a id="l6"></a><a href="#l6">6</a><td>//<tr><td><a id="l7"></a><a href="#l7">7</a><td>// http://www.apache.org/licenses/LICENSE-2.0<tr><td><a id="l8"></a><a href="#l8">8</a><td>//<tr><td><a id="l9"></a><a href="#l9">9</a><td>// Unless required by applicable law or agreed to in writing, software<tr><td><a id="l10"></a><a href="#l10">10</a><td>// distributed under the License is distributed on an "AS-IS" BASIS,<tr><td><a id="l11"></a><a href="#l11">11</a><td>// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<tr><td><a id="l12"></a><a href="#l12">12</a><td>// See the License for the specific language governing permissions and<tr><td><a id="l13"></a><a href="#l13">13</a><td>// limitations under the License.<tr><td><a id="l14"></a><a href="#l14">14</a><td><tr><td><a id="l15"></a><a href="#l15">15</a><td>/**<tr><td><a id="l16"></a><a href="#l16">16</a><td> * @fileoverview Constant declarations for common key codes.<tr><td><a id="l17"></a><a href="#l17">17</a><td> *<tr><td><a id="l18"></a><a href="#l18">18</a><td> * @author eae@google.com (Emil A Eklund)<tr><td><a id="l19"></a><a href="#l19">19</a><td> * @see ../demos/keyhandler.html<tr><td><a id="l20"></a><a href="#l20">20</a><td> */<tr><td><a id="l21"></a><a href="#l21">21</a><td><tr><td><a id="l22"></a><a href="#l22">22</a><td>goog.provide('goog.events.KeyCodes');<tr><td><a id="l23"></a><a href="#l23">23</a><td><tr><td><a id="l24"></a><a href="#l24">24</a><td>goog.require('goog.userAgent');<tr><td><a id="l25"></a><a href="#l25">25</a><td><tr><td><a id="l26"></a><a href="#l26">26</a><td>goog.forwardDeclare('goog.events.BrowserEvent');<tr><td><a id="l27"></a><a href="#l27">27</a><td><tr><td><a id="l28"></a><a href="#l28">28</a><td><tr><td><a id="l29"></a><a href="#l29">29</a><td>/**<tr><td><a id="l30"></a><a href="#l30">30</a><td> * Key codes for common characters.<tr><td><a id="l31"></a><a href="#l31">31</a><td> *<tr><td><a id="l32"></a><a href="#l32">32</a><td> * This list is not localized and therefore some of the key codes are not<tr><td><a id="l33"></a><a href="#l33">33</a><td> * correct for non US keyboard layouts. See comments below.<tr><td><a id="l34"></a><a href="#l34">34</a><td> *<tr><td><a id="l35"></a><a href="#l35">35</a><td> * @enum {number}<tr><td><a id="l36"></a><a href="#l36">36</a><td> */<tr><td><a id="l37"></a><a href="#l37">37</a><td>goog.events.KeyCodes = {<tr><td><a id="l38"></a><a href="#l38">38</a><td> WIN_KEY_FF_LINUX: 0,<tr><td><a id="l39"></a><a href="#l39">39</a><td> MAC_ENTER: 3,<tr><td><a id="l40"></a><a href="#l40">40</a><td> BACKSPACE: 8,<tr><td><a id="l41"></a><a href="#l41">41</a><td> TAB: 9,<tr><td><a id="l42"></a><a href="#l42">42</a><td> NUM_CENTER: 12, // NUMLOCK on FF/Safari Mac<tr><td><a id="l43"></a><a href="#l43">43</a><td> ENTER: 13,<tr><td><a id="l44"></a><a href="#l44">44</a><td> SHIFT: 16,<tr><td><a id="l45"></a><a href="#l45">45</a><td> CTRL: 17,<tr><td><a id="l46"></a><a href="#l46">46</a><td> ALT: 18,<tr><td><a id="l47"></a><a href="#l47">47</a><td> PAUSE: 19,<tr><td><a id="l48"></a><a href="#l48">48</a><td> CAPS_LOCK: 20,<tr><td><a id="l49"></a><a href="#l49">49</a><td> ESC: 27,<tr><td><a id="l50"></a><a href="#l50">50</a><td> SPACE: 32,<tr><td><a id="l51"></a><a href="#l51">51</a><td> PAGE_UP: 33, // also NUM_NORTH_EAST<tr><td><a id="l52"></a><a href="#l52">52</a><td> PAGE_DOWN: 34, // also NUM_SOUTH_EAST<tr><td><a id="l53"></a><a href="#l53">53</a><td> END: 35, // also NUM_SOUTH_WEST<tr><td><a id="l54"></a><a href="#l54">54</a><td> HOME: 36, // also NUM_NORTH_WEST<tr><td><a id="l55"></a><a href="#l55">55</a><td> LEFT: 37, // also NUM_WEST<tr><td><a id="l56"></a><a href="#l56">56</a><td> UP: 38, // also NUM_NORTH<tr><td><a id="l57"></a><a href="#l57">57</a><td> RIGHT: 39, // also NUM_EAST<tr><td><a id="l58"></a><a href="#l58">58</a><td> DOWN: 40, // also NUM_SOUTH<tr><td><a id="l59"></a><a href="#l59">59</a><td> PLUS_SIGN: 43, // NOT numpad plus<tr><td><a id="l60"></a><a href="#l60">60</a><td> PRINT_SCREEN: 44,<tr><td><a id="l61"></a><a href="#l61">61</a><td> INSERT: 45, // also NUM_INSERT<tr><td><a id="l62"></a><a href="#l62">62</a><td> DELETE: 46, // also NUM_DELETE<tr><td><a id="l63"></a><a href="#l63">63</a><td> ZERO: 48,<tr><td><a id="l64"></a><a href="#l64">64</a><td> ONE: 49,<tr><td><a id="l65"></a><a href="#l65">65</a><td> TWO: 50,<tr><td><a id="l66"></a><a href="#l66">66</a><td> THREE: 51,<tr><td><a id="l67"></a><a href="#l67">67</a><td> FOUR: 52,<tr><td><a id="l68"></a><a href="#l68">68</a><td> FIVE: 53,<tr><td><a id="l69"></a><a href="#l69">69</a><td> SIX: 54,<tr><td><a id="l70"></a><a href="#l70">70</a><td> SEVEN: 55,<tr><td><a id="l71"></a><a href="#l71">71</a><td> EIGHT: 56,<tr><td><a id="l72"></a><a href="#l72">72</a><td> NINE: 57,<tr><td><a id="l73"></a><a href="#l73">73</a><td> FF_SEMICOLON: 59, // Firefox (Gecko) fires this for semicolon instead of 186<tr><td><a id="l74"></a><a href="#l74">74</a><td> FF_EQUALS: 61, // Firefox (Gecko) fires this for equals instead of 187<tr><td><a id="l75"></a><a href="#l75">75</a><td> FF_DASH: 173, // Firefox (Gecko) fires this for dash instead of 189<tr><td><a id="l76"></a><a href="#l76">76</a><td> QUESTION_MARK: 63, // needs localization<tr><td><a id="l77"></a><a href="#l77">77</a><td> AT_SIGN: 64,<tr><td><a id="l78"></a><a href="#l78">78</a><td> A: 65,<tr><td><a id="l79"></a><a href="#l79">79</a><td> B: 66,<tr><td><a id="l80"></a><a href="#l80">80</a><td> C: 67,<tr><td><a id="l81"></a><a href="#l81">81</a><td> D: 68,<tr><td><a id="l82"></a><a href="#l82">82</a><td> E: 69,<tr><td><a id="l83"></a><a href="#l83">83</a><td> F: 70,<tr><td><a id="l84"></a><a href="#l84">84</a><td> G: 71,<tr><td><a id="l85"></a><a href="#l85">85</a><td> H: 72,<tr><td><a id="l86"></a><a href="#l86">86</a><td> I: 73,<tr><td><a id="l87"></a><a href="#l87">87</a><td> J: 74,<tr><td><a id="l88"></a><a href="#l88">88</a><td> K: 75,<tr><td><a id="l89"></a><a href="#l89">89</a><td> L: 76,<tr><td><a id="l90"></a><a href="#l90">90</a><td> M: 77,<tr><td><a id="l91"></a><a href="#l91">91</a><td> N: 78,<tr><td><a id="l92"></a><a href="#l92">92</a><td> O: 79,<tr><td><a id="l93"></a><a href="#l93">93</a><td> P: 80,<tr><td><a id="l94"></a><a href="#l94">94</a><td> Q: 81,<tr><td><a id="l95"></a><a href="#l95">95</a><td> R: 82,<tr><td><a id="l96"></a><a href="#l96">96</a><td> S: 83,<tr><td><a id="l97"></a><a href="#l97">97</a><td> T: 84,<tr><td><a id="l98"></a><a href="#l98">98</a><td> U: 85,<tr><td><a id="l99"></a><a href="#l99">99</a><td> V: 86,<tr><td><a id="l100"></a><a href="#l100">100</a><td> W: 87,<tr><td><a id="l101"></a><a href="#l101">101</a><td> X: 88,<tr><td><a id="l102"></a><a href="#l102">102</a><td> Y: 89,<tr><td><a id="l103"></a><a href="#l103">103</a><td> Z: 90,<tr><td><a id="l104"></a><a href="#l104">104</a><td> META: 91, // WIN_KEY_LEFT<tr><td><a id="l105"></a><a href="#l105">105</a><td> WIN_KEY_RIGHT: 92,<tr><td><a id="l106"></a><a href="#l106">106</a><td> CONTEXT_MENU: 93,<tr><td><a id="l107"></a><a href="#l107">107</a><td> NUM_ZERO: 96,<tr><td><a id="l108"></a><a href="#l108">108</a><td> NUM_ONE: 97,<tr><td><a id="l109"></a><a href="#l109">109</a><td> NUM_TWO: 98,<tr><td><a id="l110"></a><a href="#l110">110</a><td> NUM_THREE: 99,<tr><td><a id="l111"></a><a href="#l111">111</a><td> NUM_FOUR: 100,<tr><td><a id="l112"></a><a href="#l112">112</a><td> NUM_FIVE: 101,<tr><td><a id="l113"></a><a href="#l113">113</a><td> NUM_SIX: 102,<tr><td><a id="l114"></a><a href="#l114">114</a><td> NUM_SEVEN: 103,<tr><td><a id="l115"></a><a href="#l115">115</a><td> NUM_EIGHT: 104,<tr><td><a id="l116"></a><a href="#l116">116</a><td> NUM_NINE: 105,<tr><td><a id="l117"></a><a href="#l117">117</a><td> NUM_MULTIPLY: 106,<tr><td><a id="l118"></a><a href="#l118">118</a><td> NUM_PLUS: 107,<tr><td><a id="l119"></a><a href="#l119">119</a><td> NUM_MINUS: 109,<tr><td><a id="l120"></a><a href="#l120">120</a><td> NUM_PERIOD: 110,<tr><td><a id="l121"></a><a href="#l121">121</a><td> NUM_DIVISION: 111,<tr><td><a id="l122"></a><a href="#l122">122</a><td> F1: 112,<tr><td><a id="l123"></a><a href="#l123">123</a><td> F2: 113,<tr><td><a id="l124"></a><a href="#l124">124</a><td> F3: 114,<tr><td><a id="l125"></a><a href="#l125">125</a><td> F4: 115,<tr><td><a id="l126"></a><a href="#l126">126</a><td> F5: 116,<tr><td><a id="l127"></a><a href="#l127">127</a><td> F6: 117,<tr><td><a id="l128"></a><a href="#l128">128</a><td> F7: 118,<tr><td><a id="l129"></a><a href="#l129">129</a><td> F8: 119,<tr><td><a id="l130"></a><a href="#l130">130</a><td> F9: 120,<tr><td><a id="l131"></a><a href="#l131">131</a><td> F10: 121,<tr><td><a id="l132"></a><a href="#l132">132</a><td> F11: 122,<tr><td><a id="l133"></a><a href="#l133">133</a><td> F12: 123,<tr><td><a id="l134"></a><a href="#l134">134</a><td> NUMLOCK: 144,<tr><td><a id="l135"></a><a href="#l135">135</a><td> SCROLL_LOCK: 145,<tr><td><a id="l136"></a><a href="#l136">136</a><td><tr><td><a id="l137"></a><a href="#l137">137</a><td> // OS-specific media keys like volume controls and browser controls.<tr><td><a id="l138"></a><a href="#l138">138</a><td> FIRST_MEDIA_KEY: 166,<tr><td><a id="l139"></a><a href="#l139">139</a><td> LAST_MEDIA_KEY: 183,<tr><td><a id="l140"></a><a href="#l140">140</a><td><tr><td><a id="l141"></a><a href="#l141">141</a><td> SEMICOLON: 186, // needs localization<tr><td><a id="l142"></a><a href="#l142">142</a><td> DASH: 189, // needs localization<tr><td><a id="l143"></a><a href="#l143">143</a><td> EQUALS: 187, // needs localization<tr><td><a id="l144"></a><a href="#l144">144</a><td> COMMA: 188, // needs localization<tr><td><a id="l145"></a><a href="#l145">145</a><td> PERIOD: 190, // needs localization<tr><td><a id="l146"></a><a href="#l146">146</a><td> SLASH: 191, // needs localization<tr><td><a id="l147"></a><a href="#l147">147</a><td> APOSTROPHE: 192, // needs localization<tr><td><a id="l148"></a><a href="#l148">148</a><td> TILDE: 192, // needs localization<tr><td><a id="l149"></a><a href="#l149">149</a><td> SINGLE_QUOTE: 222, // needs localization<tr><td><a id="l150"></a><a href="#l150">150</a><td> OPEN_SQUARE_BRACKET: 219, // needs localization<tr><td><a id="l151"></a><a href="#l151">151</a><td> BACKSLASH: 220, // needs localization<tr><td><a id="l152"></a><a href="#l152">152</a><td> CLOSE_SQUARE_BRACKET: 221, // needs localization<tr><td><a id="l153"></a><a href="#l153">153</a><td> WIN_KEY: 224,<tr><td><a id="l154"></a><a href="#l154">154</a><td> MAC_FF_META: 224, // Firefox (Gecko) fires this for the meta key instead of 91<tr><td><a id="l155"></a><a href="#l155">155</a><td> MAC_WK_CMD_LEFT: 91, // WebKit Left Command key fired, same as META<tr><td><a id="l156"></a><a href="#l156">156</a><td> MAC_WK_CMD_RIGHT: 93, // WebKit Right Command key fired, different from META<tr><td><a id="l157"></a><a href="#l157">157</a><td> WIN_IME: 229,<tr><td><a id="l158"></a><a href="#l158">158</a><td><tr><td><a id="l159"></a><a href="#l159">159</a><td> // "Reserved for future use". Some programs (e.g. the SlingPlayer 2.4 ActiveX<tr><td><a id="l160"></a><a href="#l160">160</a><td> // control) fire this as a hacky way to disable screensavers.<tr><td><a id="l161"></a><a href="#l161">161</a><td> VK_NONAME: 252,<tr><td><a id="l162"></a><a href="#l162">162</a><td><tr><td><a id="l163"></a><a href="#l163">163</a><td> // We've seen users whose machines fire this keycode at regular one<tr><td><a id="l164"></a><a href="#l164">164</a><td> // second intervals. The common thread among these users is that<tr><td><a id="l165"></a><a href="#l165">165</a><td> // they're all using Dell Inspiron laptops, so we suspect that this<tr><td><a id="l166"></a><a href="#l166">166</a><td> // indicates a hardware/bios problem.<tr><td><a id="l167"></a><a href="#l167">167</a><td> // http://en.community.dell.com/support-forums/laptop/f/3518/p/19285957/19523128.aspx<tr><td><a id="l168"></a><a href="#l168">168</a><td> PHANTOM: 255<tr><td><a id="l169"></a><a href="#l169">169</a><td>};<tr><td><a id="l170"></a><a href="#l170">170</a><td><tr><td><a id="l171"></a><a href="#l171">171</a><td><tr><td><a id="l172"></a><a href="#l172">172</a><td>/**<tr><td><a id="l173"></a><a href="#l173">173</a><td> * Returns true if the event contains a text modifying key.<tr><td><a id="l174"></a><a href="#l174">174</a><td> * @param {goog.events.BrowserEvent} e A key event.<tr><td><a id="l175"></a><a href="#l175">175</a><td> * @return {boolean} Whether it's a text modifying key.<tr><td><a id="l176"></a><a href="#l176">176</a><td> */<tr><td><a id="l177"></a><a href="#l177">177</a><td>goog.events.KeyCodes.isTextModifyingKeyEvent = function(e) {<tr><td><a id="l178"></a><a href="#l178">178</a><td> if (e.altKey && !e.ctrlKey ||<tr><td><a id="l179"></a><a href="#l179">179</a><td> e.metaKey ||<tr><td><a id="l180"></a><a href="#l180">180</a><td> // Function keys don't generate text<tr><td><a id="l181"></a><a href="#l181">181</a><td> e.keyCode >= goog.events.KeyCodes.F1 &&<tr><td><a id="l182"></a><a href="#l182">182</a><td> e.keyCode <= goog.events.KeyCodes.F12) {<tr><td><a id="l183"></a><a href="#l183">183</a><td> return false;<tr><td><a id="l184"></a><a href="#l184">184</a><td> }<tr><td><a id="l185"></a><a href="#l185">185</a><td><tr><td><a id="l186"></a><a href="#l186">186</a><td> // The following keys are quite harmless, even in combination with<tr><td><a id="l187"></a><a href="#l187">187</a><td> // CTRL, ALT or SHIFT.<tr><td><a id="l188"></a><a href="#l188">188</a><td> switch (e.keyCode) {<tr><td><a id="l189"></a><a href="#l189">189</a><td> case goog.events.KeyCodes.ALT:<tr><td><a id="l190"></a><a href="#l190">190</a><td> case goog.events.KeyCodes.CAPS_LOCK:<tr><td><a id="l191"></a><a href="#l191">191</a><td> case goog.events.KeyCodes.CONTEXT_MENU:<tr><td><a id="l192"></a><a href="#l192">192</a><td> case goog.events.KeyCodes.CTRL:<tr><td><a id="l193"></a><a href="#l193">193</a><td> case goog.events.KeyCodes.DOWN:<tr><td><a id="l194"></a><a href="#l194">194</a><td> case goog.events.KeyCodes.END:<tr><td><a id="l195"></a><a href="#l195">195</a><td> case goog.events.KeyCodes.ESC:<tr><td><a id="l196"></a><a href="#l196">196</a><td> case goog.events.KeyCodes.HOME:<tr><td><a id="l197"></a><a href="#l197">197</a><td> case goog.events.KeyCodes.INSERT:<tr><td><a id="l198"></a><a href="#l198">198</a><td> case goog.events.KeyCodes.LEFT:<tr><td><a id="l199"></a><a href="#l199">199</a><td> case goog.events.KeyCodes.MAC_FF_META:<tr><td><a id="l200"></a><a href="#l200">200</a><td> case goog.events.KeyCodes.META:<tr><td><a id="l201"></a><a href="#l201">201</a><td> case goog.events.KeyCodes.NUMLOCK:<tr><td><a id="l202"></a><a href="#l202">202</a><td> case goog.events.KeyCodes.NUM_CENTER:<tr><td><a id="l203"></a><a href="#l203">203</a><td> case goog.events.KeyCodes.PAGE_DOWN:<tr><td><a id="l204"></a><a href="#l204">204</a><td> case goog.events.KeyCodes.PAGE_UP:<tr><td><a id="l205"></a><a href="#l205">205</a><td> case goog.events.KeyCodes.PAUSE:<tr><td><a id="l206"></a><a href="#l206">206</a><td> case goog.events.KeyCodes.PHANTOM:<tr><td><a id="l207"></a><a href="#l207">207</a><td> case goog.events.KeyCodes.PRINT_SCREEN:<tr><td><a id="l208"></a><a href="#l208">208</a><td> case goog.events.KeyCodes.RIGHT:<tr><td><a id="l209"></a><a href="#l209">209</a><td> case goog.events.KeyCodes.SCROLL_LOCK:<tr><td><a id="l210"></a><a href="#l210">210</a><td> case goog.events.KeyCodes.SHIFT:<tr><td><a id="l211"></a><a href="#l211">211</a><td> case goog.events.KeyCodes.UP:<tr><td><a id="l212"></a><a href="#l212">212</a><td> case goog.events.KeyCodes.VK_NONAME:<tr><td><a id="l213"></a><a href="#l213">213</a><td> case goog.events.KeyCodes.WIN_KEY:<tr><td><a id="l214"></a><a href="#l214">214</a><td> case goog.events.KeyCodes.WIN_KEY_RIGHT:<tr><td><a id="l215"></a><a href="#l215">215</a><td> return false;<tr><td><a id="l216"></a><a href="#l216">216</a><td> case goog.events.KeyCodes.WIN_KEY_FF_LINUX:<tr><td><a id="l217"></a><a href="#l217">217</a><td> return !goog.userAgent.GECKO;<tr><td><a id="l218"></a><a href="#l218">218</a><td> default:<tr><td><a id="l219"></a><a href="#l219">219</a><td> return e.keyCode < goog.events.KeyCodes.FIRST_MEDIA_KEY ||<tr><td><a id="l220"></a><a href="#l220">220</a><td> e.keyCode > goog.events.KeyCodes.LAST_MEDIA_KEY;<tr><td><a id="l221"></a><a href="#l221">221</a><td> }<tr><td><a id="l222"></a><a href="#l222">222</a><td>};<tr><td><a id="l223"></a><a href="#l223">223</a><td><tr><td><a id="l224"></a><a href="#l224">224</a><td><tr><td><a id="l225"></a><a href="#l225">225</a><td>/**<tr><td><a id="l226"></a><a href="#l226">226</a><td> * Returns true if the key fires a keypress event in the current browser.<tr><td><a id="l227"></a><a href="#l227">227</a><td> *<tr><td><a id="l228"></a><a href="#l228">228</a><td> * Accoridng to MSDN [1] IE only fires keypress events for the following keys:<tr><td><a id="l229"></a><a href="#l229">229</a><td> * - Letters: A - Z (uppercase and lowercase)<tr><td><a id="l230"></a><a href="#l230">230</a><td> * - Numerals: 0 - 9<tr><td><a id="l231"></a><a href="#l231">231</a><td> * - Symbols: ! @ # $ % ^ & * ( ) _ - + = < [ ] { } , . / ? \ | ' ` " ~<tr><td><a id="l232"></a><a href="#l232">232</a><td> * - System: ESC, SPACEBAR, ENTER<tr><td><a id="l233"></a><a href="#l233">233</a><td> *<tr><td><a id="l234"></a><a href="#l234">234</a><td> * That's not entirely correct though, for instance there's no distinction<tr><td><a id="l235"></a><a href="#l235">235</a><td> * between upper and lower case letters.<tr><td><a id="l236"></a><a href="#l236">236</a><td> *<tr><td><a id="l237"></a><a href="#l237">237</a><td> * [1] http://msdn2.microsoft.com/en-us/library/ms536939(VS.85).aspx)<tr><td><a id="l238"></a><a href="#l238">238</a><td> *<tr><td><a id="l239"></a><a href="#l239">239</a><td> * Safari is similar to IE, but does not fire keypress for ESC.<tr><td><a id="l240"></a><a href="#l240">240</a><td> *<tr><td><a id="l241"></a><a href="#l241">241</a><td> * Additionally, IE6 does not fire keydown or keypress events for letters when<tr><td><a id="l242"></a><a href="#l242">242</a><td> * the control or alt keys are held down and the shift key is not. IE7 does<tr><td><a id="l243"></a><a href="#l243">243</a><td> * fire keydown in these cases, though, but not keypress.<tr><td><a id="l244"></a><a href="#l244">244</a><td> *<tr><td><a id="l245"></a><a href="#l245">245</a><td> * @param {number} keyCode A key code.<tr><td><a id="l246"></a><a href="#l246">246</a><td> * @param {number=} opt_heldKeyCode Key code of a currently-held key.<tr><td><a id="l247"></a><a href="#l247">247</a><td> * @param {boolean=} opt_shiftKey Whether the shift key is held down.<tr><td><a id="l248"></a><a href="#l248">248</a><td> * @param {boolean=} opt_ctrlKey Whether the control key is held down.<tr><td><a id="l249"></a><a href="#l249">249</a><td> * @param {boolean=} opt_altKey Whether the alt key is held down.<tr><td><a id="l250"></a><a href="#l250">250</a><td> * @return {boolean} Whether it's a key that fires a keypress event.<tr><td><a id="l251"></a><a href="#l251">251</a><td> */<tr><td><a id="l252"></a><a href="#l252">252</a><td>goog.events.KeyCodes.firesKeyPressEvent = function(keyCode, opt_heldKeyCode,<tr><td><a id="l253"></a><a href="#l253">253</a><td> opt_shiftKey, opt_ctrlKey, opt_altKey) {<tr><td><a id="l254"></a><a href="#l254">254</a><td> if (!goog.userAgent.IE && !goog.userAgent.EDGE &&<tr><td><a id="l255"></a><a href="#l255">255</a><td> !(goog.userAgent.WEBKIT && goog.userAgent.isVersionOrHigher('525'))) {<tr><td><a id="l256"></a><a href="#l256">256</a><td> return true;<tr><td><a id="l257"></a><a href="#l257">257</a><td> }<tr><td><a id="l258"></a><a href="#l258">258</a><td><tr><td><a id="l259"></a><a href="#l259">259</a><td> if (goog.userAgent.MAC && opt_altKey) {<tr><td><a id="l260"></a><a href="#l260">260</a><td> return goog.events.KeyCodes.isCharacterKey(keyCode);<tr><td><a id="l261"></a><a href="#l261">261</a><td> }<tr><td><a id="l262"></a><a href="#l262">262</a><td><tr><td><a id="l263"></a><a href="#l263">263</a><td> // Alt but not AltGr which is represented as Alt+Ctrl.<tr><td><a id="l264"></a><a href="#l264">264</a><td> if (opt_altKey && !opt_ctrlKey) {<tr><td><a id="l265"></a><a href="#l265">265</a><td> return false;<tr><td><a id="l266"></a><a href="#l266">266</a><td> }<tr><td><a id="l267"></a><a href="#l267">267</a><td><tr><td><a id="l268"></a><a href="#l268">268</a><td> // Saves Ctrl or Alt + key for IE and WebKit 525+, which won't fire keypress.<tr><td><a id="l269"></a><a href="#l269">269</a><td> // Non-IE browsers and WebKit prior to 525 won't get this far so no need to<tr><td><a id="l270"></a><a href="#l270">270</a><td> // check the user agent.<tr><td><a id="l271"></a><a href="#l271">271</a><td> if (goog.isNumber(opt_heldKeyCode)) {<tr><td><a id="l272"></a><a href="#l272">272</a><td> opt_heldKeyCode = goog.events.KeyCodes.normalizeKeyCode(opt_heldKeyCode);<tr><td><a id="l273"></a><a href="#l273">273</a><td> }<tr><td><a id="l274"></a><a href="#l274">274</a><td> if (!opt_shiftKey &&<tr><td><a id="l275"></a><a href="#l275">275</a><td> (opt_heldKeyCode == goog.events.KeyCodes.CTRL ||<tr><td><a id="l276"></a><a href="#l276">276</a><td> opt_heldKeyCode == goog.events.KeyCodes.ALT ||<tr><td><a id="l277"></a><a href="#l277">277</a><td> goog.userAgent.MAC &&<tr><td><a id="l278"></a><a href="#l278">278</a><td> opt_heldKeyCode == goog.events.KeyCodes.META)) {<tr><td><a id="l279"></a><a href="#l279">279</a><td> return false;<tr><td><a id="l280"></a><a href="#l280">280</a><td> }<tr><td><a id="l281"></a><a href="#l281">281</a><td><tr><td><a id="l282"></a><a href="#l282">282</a><td> // Some keys with Ctrl/Shift do not issue keypress in WEBKIT.<tr><td><a id="l283"></a><a href="#l283">283</a><td> if ((goog.userAgent.WEBKIT || goog.userAgent.EDGE) &&<tr><td><a id="l284"></a><a href="#l284">284</a><td> opt_ctrlKey && opt_shiftKey) {<tr><td><a id="l285"></a><a href="#l285">285</a><td> switch (keyCode) {<tr><td><a id="l286"></a><a href="#l286">286</a><td> case goog.events.KeyCodes.BACKSLASH:<tr><td><a id="l287"></a><a href="#l287">287</a><td> case goog.events.KeyCodes.OPEN_SQUARE_BRACKET:<tr><td><a id="l288"></a><a href="#l288">288</a><td> case goog.events.KeyCodes.CLOSE_SQUARE_BRACKET:<tr><td><a id="l289"></a><a href="#l289">289</a><td> case goog.events.KeyCodes.TILDE:<tr><td><a id="l290"></a><a href="#l290">290</a><td> case goog.events.KeyCodes.SEMICOLON:<tr><td><a id="l291"></a><a href="#l291">291</a><td> case goog.events.KeyCodes.DASH:<tr><td><a id="l292"></a><a href="#l292">292</a><td> case goog.events.KeyCodes.EQUALS:<tr><td><a id="l293"></a><a href="#l293">293</a><td> case goog.events.KeyCodes.COMMA:<tr><td><a id="l294"></a><a href="#l294">294</a><td> case goog.events.KeyCodes.PERIOD:<tr><td><a id="l295"></a><a href="#l295">295</a><td> case goog.events.KeyCodes.SLASH:<tr><td><a id="l296"></a><a href="#l296">296</a><td> case goog.events.KeyCodes.APOSTROPHE:<tr><td><a id="l297"></a><a href="#l297">297</a><td> case goog.events.KeyCodes.SINGLE_QUOTE:<tr><td><a id="l298"></a><a href="#l298">298</a><td> return false;<tr><td><a id="l299"></a><a href="#l299">299</a><td> }<tr><td><a id="l300"></a><a href="#l300">300</a><td> }<tr><td><a id="l301"></a><a href="#l301">301</a><td><tr><td><a id="l302"></a><a href="#l302">302</a><td> // When Ctrl+<somekey> is held in IE, it only fires a keypress once, but it<tr><td><a id="l303"></a><a href="#l303">303</a><td> // continues to fire keydown events as the event repeats.<tr><td><a id="l304"></a><a href="#l304">304</a><td> if (goog.userAgent.IE && opt_ctrlKey && opt_heldKeyCode == keyCode) {<tr><td><a id="l305"></a><a href="#l305">305</a><td> return false;<tr><td><a id="l306"></a><a href="#l306">306</a><td> }<tr><td><a id="l307"></a><a href="#l307">307</a><td><tr><td><a id="l308"></a><a href="#l308">308</a><td> switch (keyCode) {<tr><td><a id="l309"></a><a href="#l309">309</a><td> case goog.events.KeyCodes.ENTER:<tr><td><a id="l310"></a><a href="#l310">310</a><td> return true;<tr><td><a id="l311"></a><a href="#l311">311</a><td> case goog.events.KeyCodes.ESC:<tr><td><a id="l312"></a><a href="#l312">312</a><td> return !(goog.userAgent.WEBKIT || goog.userAgent.EDGE);<tr><td><a id="l313"></a><a href="#l313">313</a><td> }<tr><td><a id="l314"></a><a href="#l314">314</a><td><tr><td><a id="l315"></a><a href="#l315">315</a><td> return goog.events.KeyCodes.isCharacterKey(keyCode);<tr><td><a id="l316"></a><a href="#l316">316</a><td>};<tr><td><a id="l317"></a><a href="#l317">317</a><td><tr><td><a id="l318"></a><a href="#l318">318</a><td><tr><td><a id="l319"></a><a href="#l319">319</a><td>/**<tr><td><a id="l320"></a><a href="#l320">320</a><td> * Returns true if the key produces a character.<tr><td><a id="l321"></a><a href="#l321">321</a><td> * This does not cover characters on non-US keyboards (Russian, Hebrew, etc.).<tr><td><a id="l322"></a><a href="#l322">322</a><td> *<tr><td><a id="l323"></a><a href="#l323">323</a><td> * @param {number} keyCode A key code.<tr><td><a id="l324"></a><a href="#l324">324</a><td> * @return {boolean} Whether it's a character key.<tr><td><a id="l325"></a><a href="#l325">325</a><td> */<tr><td><a id="l326"></a><a href="#l326">326</a><td>goog.events.KeyCodes.isCharacterKey = function(keyCode) {<tr><td><a id="l327"></a><a href="#l327">327</a><td> if (keyCode >= goog.events.KeyCodes.ZERO &&<tr><td><a id="l328"></a><a href="#l328">328</a><td> keyCode <= goog.events.KeyCodes.NINE) {<tr><td><a id="l329"></a><a href="#l329">329</a><td> return true;<tr><td><a id="l330"></a><a href="#l330">330</a><td> }<tr><td><a id="l331"></a><a href="#l331">331</a><td><tr><td><a id="l332"></a><a href="#l332">332</a><td> if (keyCode >= goog.events.KeyCodes.NUM_ZERO &&<tr><td><a id="l333"></a><a href="#l333">333</a><td> keyCode <= goog.events.KeyCodes.NUM_MULTIPLY) {<tr><td><a id="l334"></a><a href="#l334">334</a><td> return true;<tr><td><a id="l335"></a><a href="#l335">335</a><td> }<tr><td><a id="l336"></a><a href="#l336">336</a><td><tr><td><a id="l337"></a><a href="#l337">337</a><td> if (keyCode >= goog.events.KeyCodes.A &&<tr><td><a id="l338"></a><a href="#l338">338</a><td> keyCode <= goog.events.KeyCodes.Z) {<tr><td><a id="l339"></a><a href="#l339">339</a><td> return true;<tr><td><a id="l340"></a><a href="#l340">340</a><td> }<tr><td><a id="l341"></a><a href="#l341">341</a><td><tr><td><a id="l342"></a><a href="#l342">342</a><td> // Safari sends zero key code for non-latin characters.<tr><td><a id="l343"></a><a href="#l343">343</a><td> if ((goog.userAgent.WEBKIT || goog.userAgent.EDGE) && keyCode == 0) {<tr><td><a id="l344"></a><a href="#l344">344</a><td> return true;<tr><td><a id="l345"></a><a href="#l345">345</a><td> }<tr><td><a id="l346"></a><a href="#l346">346</a><td><tr><td><a id="l347"></a><a href="#l347">347</a><td> switch (keyCode) {<tr><td><a id="l348"></a><a href="#l348">348</a><td> case goog.events.KeyCodes.SPACE:<tr><td><a id="l349"></a><a href="#l349">349</a><td> case goog.events.KeyCodes.PLUS_SIGN:<tr><td><a id="l350"></a><a href="#l350">350</a><td> case goog.events.KeyCodes.QUESTION_MARK:<tr><td><a id="l351"></a><a href="#l351">351</a><td> case goog.events.KeyCodes.AT_SIGN:<tr><td><a id="l352"></a><a href="#l352">352</a><td> case goog.events.KeyCodes.NUM_PLUS:<tr><td><a id="l353"></a><a href="#l353">353</a><td> case goog.events.KeyCodes.NUM_MINUS:<tr><td><a id="l354"></a><a href="#l354">354</a><td> case goog.events.KeyCodes.NUM_PERIOD:<tr><td><a id="l355"></a><a href="#l355">355</a><td> case goog.events.KeyCodes.NUM_DIVISION:<tr><td><a id="l356"></a><a href="#l356">356</a><td> case goog.events.KeyCodes.SEMICOLON:<tr><td><a id="l357"></a><a href="#l357">357</a><td> case goog.events.KeyCodes.FF_SEMICOLON:<tr><td><a id="l358"></a><a href="#l358">358</a><td> case goog.events.KeyCodes.DASH:<tr><td><a id="l359"></a><a href="#l359">359</a><td> case goog.events.KeyCodes.EQUALS:<tr><td><a id="l360"></a><a href="#l360">360</a><td> case goog.events.KeyCodes.FF_EQUALS:<tr><td><a id="l361"></a><a href="#l361">361</a><td> case goog.events.KeyCodes.COMMA:<tr><td><a id="l362"></a><a href="#l362">362</a><td> case goog.events.KeyCodes.PERIOD:<tr><td><a id="l363"></a><a href="#l363">363</a><td> case goog.events.KeyCodes.SLASH:<tr><td><a id="l364"></a><a href="#l364">364</a><td> case goog.events.KeyCodes.APOSTROPHE:<tr><td><a id="l365"></a><a href="#l365">365</a><td> case goog.events.KeyCodes.SINGLE_QUOTE:<tr><td><a id="l366"></a><a href="#l366">366</a><td> case goog.events.KeyCodes.OPEN_SQUARE_BRACKET:<tr><td><a id="l367"></a><a href="#l367">367</a><td> case goog.events.KeyCodes.BACKSLASH:<tr><td><a id="l368"></a><a href="#l368">368</a><td> case goog.events.KeyCodes.CLOSE_SQUARE_BRACKET:<tr><td><a id="l369"></a><a href="#l369">369</a><td> return true;<tr><td><a id="l370"></a><a href="#l370">370</a><td> default:<tr><td><a id="l371"></a><a href="#l371">371</a><td> return false;<tr><td><a id="l372"></a><a href="#l372">372</a><td> }<tr><td><a id="l373"></a><a href="#l373">373</a><td>};<tr><td><a id="l374"></a><a href="#l374">374</a><td><tr><td><a id="l375"></a><a href="#l375">375</a><td><tr><td><a id="l376"></a><a href="#l376">376</a><td>/**<tr><td><a id="l377"></a><a href="#l377">377</a><td> * Normalizes key codes from OS/Browser-specific value to the general one.<tr><td><a id="l378"></a><a href="#l378">378</a><td> * @param {number} keyCode The native key code.<tr><td><a id="l379"></a><a href="#l379">379</a><td> * @return {number} The normalized key code.<tr><td><a id="l380"></a><a href="#l380">380</a><td> */<tr><td><a id="l381"></a><a href="#l381">381</a><td>goog.events.KeyCodes.normalizeKeyCode = function(keyCode) {<tr><td><a id="l382"></a><a href="#l382">382</a><td> if (goog.userAgent.GECKO) {<tr><td><a id="l383"></a><a href="#l383">383</a><td> return goog.events.KeyCodes.normalizeGeckoKeyCode(keyCode);<tr><td><a id="l384"></a><a href="#l384">384</a><td> } else if (goog.userAgent.MAC && goog.userAgent.WEBKIT) {<tr><td><a id="l385"></a><a href="#l385">385</a><td> return goog.events.KeyCodes.normalizeMacWebKitKeyCode(keyCode);<tr><td><a id="l386"></a><a href="#l386">386</a><td> } else {<tr><td><a id="l387"></a><a href="#l387">387</a><td> return keyCode;<tr><td><a id="l388"></a><a href="#l388">388</a><td> }<tr><td><a id="l389"></a><a href="#l389">389</a><td>};<tr><td><a id="l390"></a><a href="#l390">390</a><td><tr><td><a id="l391"></a><a href="#l391">391</a><td><tr><td><a id="l392"></a><a href="#l392">392</a><td>/**<tr><td><a id="l393"></a><a href="#l393">393</a><td> * Normalizes key codes from their Gecko-specific value to the general one.<tr><td><a id="l394"></a><a href="#l394">394</a><td> * @param {number} keyCode The native key code.<tr><td><a id="l395"></a><a href="#l395">395</a><td> * @return {number} The normalized key code.<tr><td><a id="l396"></a><a href="#l396">396</a><td> */<tr><td><a id="l397"></a><a href="#l397">397</a><td>goog.events.KeyCodes.normalizeGeckoKeyCode = function(keyCode) {<tr><td><a id="l398"></a><a href="#l398">398</a><td> switch (keyCode) {<tr><td><a id="l399"></a><a href="#l399">399</a><td> case goog.events.KeyCodes.FF_EQUALS:<tr><td><a id="l400"></a><a href="#l400">400</a><td> return goog.events.KeyCodes.EQUALS;<tr><td><a id="l401"></a><a href="#l401">401</a><td> case goog.events.KeyCodes.FF_SEMICOLON:<tr><td><a id="l402"></a><a href="#l402">402</a><td> return goog.events.KeyCodes.SEMICOLON;<tr><td><a id="l403"></a><a href="#l403">403</a><td> case goog.events.KeyCodes.FF_DASH:<tr><td><a id="l404"></a><a href="#l404">404</a><td> return goog.events.KeyCodes.DASH;<tr><td><a id="l405"></a><a href="#l405">405</a><td> case goog.events.KeyCodes.MAC_FF_META:<tr><td><a id="l406"></a><a href="#l406">406</a><td> return goog.events.KeyCodes.META;<tr><td><a id="l407"></a><a href="#l407">407</a><td> case goog.events.KeyCodes.WIN_KEY_FF_LINUX:<tr><td><a id="l408"></a><a href="#l408">408</a><td> return goog.events.KeyCodes.WIN_KEY;<tr><td><a id="l409"></a><a href="#l409">409</a><td> default:<tr><td><a id="l410"></a><a href="#l410">410</a><td> return keyCode;<tr><td><a id="l411"></a><a href="#l411">411</a><td> }<tr><td><a id="l412"></a><a href="#l412">412</a><td>};<tr><td><a id="l413"></a><a href="#l413">413</a><td><tr><td><a id="l414"></a><a href="#l414">414</a><td><tr><td><a id="l415"></a><a href="#l415">415</a><td>/**<tr><td><a id="l416"></a><a href="#l416">416</a><td> * Normalizes key codes from their Mac WebKit-specific value to the general one.<tr><td><a id="l417"></a><a href="#l417">417</a><td> * @param {number} keyCode The native key code.<tr><td><a id="l418"></a><a href="#l418">418</a><td> * @return {number} The normalized key code.<tr><td><a id="l419"></a><a href="#l419">419</a><td> */<tr><td><a id="l420"></a><a href="#l420">420</a><td>goog.events.KeyCodes.normalizeMacWebKitKeyCode = function(keyCode) {<tr><td><a id="l421"></a><a href="#l421">421</a><td> switch (keyCode) {<tr><td><a id="l422"></a><a href="#l422">422</a><td> case goog.events.KeyCodes.MAC_WK_CMD_RIGHT: // 93<tr><td><a id="l423"></a><a href="#l423">423</a><td> return goog.events.KeyCodes.META; // 91<tr><td><a id="l424"></a><a href="#l424">424</a><td> default:<tr><td><a id="l425"></a><a href="#l425">425</a><td> return keyCode;<tr><td><a id="l426"></a><a href="#l426">426</a><td> }<tr><td><a id="l427"></a><a href="#l427">427</a><td>};</table></div></article><nav><h3><a href="../../../../index.html" tabindex="2">Overview</a></h3><div><input type="checkbox" id="nav-modules" checked/><label for="nav-modules"><h3><span class="selectable" tabindex="2">Modules</span></h3></label><div id="nav-modules-view"></div></div><div><input type="checkbox" id="nav-types" checked/><label for="nav-types"><h3><span class="selectable" tabindex="2">Types</span></h3></label><div id="nav-types-view"></div></div><h3><a href="../../../../Changes.html" tabindex="2">Changes</a></h3></nav></main><footer><div><a href="https://github.com/jleyba/js-dossier">Generated by 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