1 | /*! |
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2 | * Ext JS Library 3.0.0 |
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3 | * Copyright(c) 2006-2009 Ext JS, LLC |
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4 | * licensing@extjs.com |
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5 | * http://www.extjs.com/license |
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6 | */ |
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7 | |
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8 | // for old browsers |
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9 | window.undefined = window.undefined; |
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10 | |
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11 | /** |
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12 | * @class Ext |
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13 | * Ext core utilities and functions. |
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14 | * @singleton |
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15 | */ |
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16 | |
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17 | Ext = { |
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18 | /** |
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19 | * The version of the framework |
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20 | * @type String |
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21 | */ |
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22 | version : '3.0' |
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23 | }; |
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24 | |
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25 | /** |
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26 | * Copies all the properties of config to obj. |
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27 | * @param {Object} obj The receiver of the properties |
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28 | * @param {Object} config The source of the properties |
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29 | * @param {Object} defaults A different object that will also be applied for default values |
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30 | * @return {Object} returns obj |
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31 | * @member Ext apply |
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32 | */ |
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33 | Ext.apply = function(o, c, defaults){ |
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34 | // no "this" reference for friendly out of scope calls |
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35 | if(defaults){ |
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36 | Ext.apply(o, defaults); |
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37 | } |
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38 | if(o && c && typeof c == 'object'){ |
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39 | for(var p in c){ |
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40 | o[p] = c[p]; |
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41 | } |
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42 | } |
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43 | return o; |
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44 | }; |
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45 | |
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46 | (function(){ |
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47 | var idSeed = 0, |
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48 | toString = Object.prototype.toString, |
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49 | //assume it's not null and not an array |
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50 | isIterable = function(v){ |
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51 | //check for array or arguments |
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52 | if(Ext.isArray(v) || v.callee){ |
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53 | return true; |
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54 | } |
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55 | //check for node list type |
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56 | if(/NodeList|HTMLCollection/.test(toString.call(v))){ |
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57 | return true; |
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58 | } |
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59 | //NodeList has an item and length property |
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60 | //IXMLDOMNodeList has nextNode method, needs to be checked first. |
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61 | return ((v.nextNode || v.item) && Ext.isNumber(v.length)); |
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62 | }, |
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63 | ua = navigator.userAgent.toLowerCase(), |
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64 | check = function(r){ |
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65 | return r.test(ua); |
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66 | }, |
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67 | DOC = document, |
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68 | isStrict = DOC.compatMode == "CSS1Compat", |
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69 | isOpera = check(/opera/), |
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70 | isChrome = check(/chrome/), |
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71 | isWebKit = check(/webkit/), |
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72 | isSafari = !isChrome && check(/safari/), |
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73 | isSafari2 = isSafari && check(/applewebkit\/4/), // unique to Safari 2 |
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74 | isSafari3 = isSafari && check(/version\/3/), |
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75 | isSafari4 = isSafari && check(/version\/4/), |
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76 | isIE = !isOpera && check(/msie/), |
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77 | isIE7 = isIE && check(/msie 7/), |
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78 | isIE8 = isIE && check(/msie 8/), |
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79 | isIE6 = isIE && !isIE7 && !isIE8, |
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80 | isGecko = !isWebKit && check(/gecko/), |
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81 | isGecko2 = isGecko && check(/rv:1\.8/), |
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82 | isGecko3 = isGecko && check(/rv:1\.9/), |
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83 | isBorderBox = isIE && !isStrict, |
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84 | isWindows = check(/windows|win32/), |
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85 | isMac = check(/macintosh|mac os x/), |
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86 | isAir = check(/adobeair/), |
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87 | isLinux = check(/linux/), |
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88 | isSecure = /^https/i.test(window.location.protocol); |
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89 | |
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90 | // remove css image flicker |
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91 | if(isIE6){ |
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92 | try{ |
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93 | DOC.execCommand("BackgroundImageCache", false, true); |
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94 | }catch(e){} |
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95 | } |
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96 | |
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97 | Ext.apply(Ext, { |
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98 | /** |
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99 | * URL to a blank file used by Ext when in secure mode for iframe src and onReady src to prevent |
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100 | * the IE insecure content warning (defaults to javascript:false). |
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101 | * @type String |
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102 | */ |
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103 | SSL_SECURE_URL : 'javascript:false', |
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104 | /** |
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105 | * True if the browser is in strict (standards-compliant) mode, as opposed to quirks mode |
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106 | * @type Boolean |
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107 | */ |
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108 | isStrict : isStrict, |
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109 | /** |
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110 | * True if the page is running over SSL |
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111 | * @type Boolean |
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112 | */ |
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113 | isSecure : isSecure, |
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114 | /** |
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115 | * True when the document is fully initialized and ready for action |
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116 | * @type Boolean |
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117 | */ |
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118 | isReady : false, |
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119 | |
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120 | /** |
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121 | * True if the {@link Ext.Fx} Class is available |
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122 | * @type Boolean |
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123 | * @property enableFx |
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124 | */ |
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125 | |
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126 | /** |
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127 | * True to automatically uncache orphaned Ext.Elements periodically (defaults to true) |
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128 | * @type Boolean |
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129 | */ |
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130 | enableGarbageCollector : true, |
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131 | |
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132 | /** |
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133 | * True to automatically purge event listeners after uncaching an element (defaults to false). |
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134 | * Note: this only happens if {@link #enableGarbageCollector} is true. |
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135 | * @type Boolean |
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136 | */ |
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137 | enableListenerCollection : false, |
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138 | |
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139 | /** |
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140 | * Indicates whether to use native browser parsing for JSON methods. |
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141 | * This option is ignored if the browser does not support native JSON methods. |
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142 | * <b>Note: Native JSON methods will not work with objects that have functions. |
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143 | * Also, property names must be quoted, otherwise the data will not parse.</b> (Defaults to false) |
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144 | * @type Boolean |
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145 | */ |
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146 | USE_NATIVE_JSON : false, |
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147 | |
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148 | /** |
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149 | * Copies all the properties of config to obj if they don't already exist. |
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150 | * @param {Object} obj The receiver of the properties |
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151 | * @param {Object} config The source of the properties |
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152 | * @return {Object} returns obj |
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153 | */ |
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154 | applyIf : function(o, c){ |
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155 | if(o){ |
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156 | for(var p in c){ |
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157 | if(Ext.isEmpty(o[p])){ |
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158 | o[p] = c[p]; |
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159 | } |
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160 | } |
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161 | } |
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162 | return o; |
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163 | }, |
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164 | |
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165 | /** |
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166 | * Generates unique ids. If the element already has an id, it is unchanged |
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167 | * @param {Mixed} el (optional) The element to generate an id for |
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168 | * @param {String} prefix (optional) Id prefix (defaults "ext-gen") |
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169 | * @return {String} The generated Id. |
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170 | */ |
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171 | id : function(el, prefix){ |
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172 | return (el = Ext.getDom(el) || {}).id = el.id || (prefix || "ext-gen") + (++idSeed); |
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173 | }, |
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174 | |
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175 | /** |
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176 | * Extends one class with another class and optionally overrides members with the passed literal. This class |
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177 | * also adds the function "override()" to the class that can be used to override |
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178 | * members on an instance. |
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179 | * * <p> |
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180 | * This function also supports a 2-argument call in which the subclass's constructor is |
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181 | * not passed as an argument. In this form, the parameters are as follows:</p><p> |
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182 | * <div class="mdetail-params"><ul> |
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183 | * <li><code>superclass</code> |
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184 | * <div class="sub-desc">The class being extended</div></li> |
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185 | * <li><code>overrides</code> |
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186 | * <div class="sub-desc">A literal with members which are copied into the subclass's |
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187 | * prototype, and are therefore shared among all instances of the new class.<p> |
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188 | * This may contain a special member named <tt><b>constructor</b></tt>. This is used |
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189 | * to define the constructor of the new class, and is returned. If this property is |
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190 | * <i>not</i> specified, a constructor is generated and returned which just calls the |
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191 | * superclass's constructor passing on its parameters.</p></div></li> |
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192 | * </ul></div></p><p> |
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193 | * For example, to create a subclass of the Ext GridPanel: |
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194 | * <pre><code> |
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195 | MyGridPanel = Ext.extend(Ext.grid.GridPanel, { |
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196 | constructor: function(config) { |
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197 | // Your preprocessing here |
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198 | MyGridPanel.superclass.constructor.apply(this, arguments); |
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199 | // Your postprocessing here |
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200 | }, |
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201 | |
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202 | yourMethod: function() { |
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203 | // etc. |
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204 | } |
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205 | }); |
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206 | </code></pre> |
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207 | * </p> |
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208 | * @param {Function} subclass The class inheriting the functionality |
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209 | * @param {Function} superclass The class being extended |
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210 | * @param {Object} overrides (optional) A literal with members which are copied into the subclass's |
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211 | * prototype, and are therefore shared between all instances of the new class. |
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212 | * @return {Function} The subclass constructor. |
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213 | * @method extend |
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214 | */ |
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215 | extend : function(){ |
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216 | // inline overrides |
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217 | var io = function(o){ |
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218 | for(var m in o){ |
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219 | this[m] = o[m]; |
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220 | } |
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221 | }; |
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222 | var oc = Object.prototype.constructor; |
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223 | |
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224 | return function(sb, sp, overrides){ |
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225 | if(Ext.isObject(sp)){ |
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226 | overrides = sp; |
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227 | sp = sb; |
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228 | sb = overrides.constructor != oc ? overrides.constructor : function(){sp.apply(this, arguments);}; |
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229 | } |
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230 | var F = function(){}, |
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231 | sbp, |
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232 | spp = sp.prototype; |
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233 | |
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234 | F.prototype = spp; |
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235 | sbp = sb.prototype = new F(); |
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236 | sbp.constructor=sb; |
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237 | sb.superclass=spp; |
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238 | if(spp.constructor == oc){ |
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239 | spp.constructor=sp; |
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240 | } |
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241 | sb.override = function(o){ |
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242 | Ext.override(sb, o); |
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243 | }; |
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244 | sbp.superclass = sbp.supr = (function(){ |
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245 | return spp; |
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246 | }); |
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247 | sbp.override = io; |
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248 | Ext.override(sb, overrides); |
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249 | sb.extend = function(o){Ext.extend(sb, o);}; |
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250 | return sb; |
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251 | }; |
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252 | }(), |
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253 | |
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254 | /** |
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255 | * Adds a list of functions to the prototype of an existing class, overwriting any existing methods with the same name. |
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256 | * Usage:<pre><code> |
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257 | Ext.override(MyClass, { |
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258 | newMethod1: function(){ |
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259 | // etc. |
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260 | }, |
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261 | newMethod2: function(foo){ |
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262 | // etc. |
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263 | } |
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264 | }); |
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265 | </code></pre> |
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266 | * @param {Object} origclass The class to override |
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267 | * @param {Object} overrides The list of functions to add to origClass. This should be specified as an object literal |
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268 | * containing one or more methods. |
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269 | * @method override |
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270 | */ |
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271 | override : function(origclass, overrides){ |
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272 | if(overrides){ |
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273 | var p = origclass.prototype; |
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274 | Ext.apply(p, overrides); |
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275 | if(Ext.isIE && overrides.toString != origclass.toString){ |
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276 | p.toString = overrides.toString; |
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277 | } |
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278 | } |
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279 | }, |
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280 | |
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281 | /** |
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282 | * Creates namespaces to be used for scoping variables and classes so that they are not global. |
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283 | * Specifying the last node of a namespace implicitly creates all other nodes. Usage: |
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284 | * <pre><code> |
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285 | Ext.namespace('Company', 'Company.data'); |
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286 | Ext.namespace('Company.data'); // equivalent and preferable to above syntax |
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287 | Company.Widget = function() { ... } |
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288 | Company.data.CustomStore = function(config) { ... } |
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289 | </code></pre> |
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290 | * @param {String} namespace1 |
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291 | * @param {String} namespace2 |
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292 | * @param {String} etc |
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293 | * @method namespace |
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294 | */ |
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295 | namespace : function(){ |
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296 | var o, d; |
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297 | Ext.each(arguments, function(v) { |
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298 | d = v.split("."); |
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299 | o = window[d[0]] = window[d[0]] || {}; |
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300 | Ext.each(d.slice(1), function(v2){ |
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301 | o = o[v2] = o[v2] || {}; |
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302 | }); |
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303 | }); |
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304 | return o; |
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305 | }, |
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306 | |
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307 | /** |
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308 | * Takes an object and converts it to an encoded URL. e.g. Ext.urlEncode({foo: 1, bar: 2}); would return "foo=1&bar=2". Optionally, property values can be arrays, instead of keys and the resulting string that's returned will contain a name/value pair for each array value. |
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309 | * @param {Object} o |
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310 | * @param {String} pre (optional) A prefix to add to the url encoded string |
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311 | * @return {String} |
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312 | */ |
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313 | urlEncode: function(o, pre){ |
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314 | var undef, buf = [], key, e = encodeURIComponent; |
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315 | |
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316 | for(key in o){ |
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317 | undef = !Ext.isDefined(o[key]); |
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318 | Ext.each(undef ? key : o[key], function(val, i){ |
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319 | buf.push("&", e(key), "=", (val != key || !undef) ? e(val) : ""); |
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320 | }); |
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321 | } |
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322 | if(!pre){ |
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323 | buf.shift(); |
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324 | pre = ""; |
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325 | } |
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326 | return pre + buf.join(''); |
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327 | }, |
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328 | |
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329 | /** |
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330 | * Takes an encoded URL and and converts it to an object. Example: <pre><code> |
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331 | Ext.urlDecode("foo=1&bar=2"); // returns {foo: "1", bar: "2"} |
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332 | Ext.urlDecode("foo=1&bar=2&bar=3&bar=4", false); // returns {foo: "1", bar: ["2", "3", "4"]} |
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333 | </code></pre> |
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334 | * @param {String} string |
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335 | * @param {Boolean} overwrite (optional) Items of the same name will overwrite previous values instead of creating an an array (Defaults to false). |
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336 | * @return {Object} A literal with members |
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337 | */ |
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338 | urlDecode : function(string, overwrite){ |
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339 | var obj = {}, |
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340 | pairs = string.split('&'), |
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341 | d = decodeURIComponent, |
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342 | name, |
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343 | value; |
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344 | Ext.each(pairs, function(pair) { |
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345 | pair = pair.split('='); |
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346 | name = d(pair[0]); |
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347 | value = d(pair[1]); |
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348 | obj[name] = overwrite || !obj[name] ? value : |
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349 | [].concat(obj[name]).concat(value); |
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350 | }); |
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351 | return obj; |
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352 | }, |
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353 | |
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354 | /** |
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355 | * Appends content to the query string of a URL, which handles logic for whether to place |
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356 | * a question mark or ampersand. |
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357 | * @param {String} url The url to append to. |
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358 | * @@param {String} s The content to append to the url. |
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359 | * @return (String) The appended string |
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360 | */ |
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361 | urlAppend : function(url, s){ |
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362 | if(!Ext.isEmpty(s)){ |
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363 | return url + (url.indexOf('?') === -1 ? '?' : '&') + s; |
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364 | } |
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365 | return url; |
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366 | }, |
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367 | |
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368 | /** |
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369 | * Converts any iterable (numeric indices and a length property) into a true array |
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370 | * Don't use this on strings. IE doesn't support "abc"[0] which this implementation depends on. |
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371 | * For strings, use this instead: "abc".match(/./g) => [a,b,c]; |
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372 | * @param {Iterable} the iterable object to be turned into a true Array. |
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373 | * @return (Array) array |
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374 | */ |
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375 | toArray : function(){ |
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376 | return isIE ? |
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377 | function(a, i, j, res){ |
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378 | res = []; |
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379 | Ext.each(a, function(v) { |
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380 | res.push(v); |
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381 | }); |
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382 | return res.slice(i || 0, j || res.length); |
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383 | } : |
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384 | function(a, i, j){ |
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385 | return Array.prototype.slice.call(a, i || 0, j || a.length); |
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386 | } |
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387 | }(), |
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388 | |
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389 | /** |
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390 | * Iterates an array calling the passed function with each item, stopping if your function returns false. If the |
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391 | * passed array is not really an array, your function is called once with it. |
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392 | * The supplied function is called with (Object item, Number index, Array allItems). |
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393 | * @param {Array/NodeList/Mixed} array |
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394 | * @param {Function} fn |
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395 | * @param {Object} scope |
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396 | */ |
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397 | each: function(array, fn, scope){ |
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398 | if(Ext.isEmpty(array, true)){ |
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399 | return; |
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400 | } |
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401 | if(!isIterable(array) || Ext.isPrimitive(array)){ |
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402 | array = [array]; |
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403 | } |
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404 | for(var i = 0, len = array.length; i < len; i++){ |
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405 | if(fn.call(scope || array[i], array[i], i, array) === false){ |
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406 | return i; |
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407 | }; |
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408 | } |
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409 | }, |
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410 | |
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411 | /** |
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412 | * Iterates either the elements in an array, or each of the properties in an object. |
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413 | * <b>Note</b>: If you are only iterating arrays, it is better to call {@link #each}. |
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414 | * @param {Object/Array} object The object or array to be iterated |
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415 | * @param {Function} fn The function to be called for each iteration. |
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416 | * The iteration will stop if the supplied function returns false, or |
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417 | * all array elements / object properties have been covered. The signature |
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418 | * varies depending on the type of object being interated: |
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419 | * <div class="mdetail-params"><ul> |
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420 | * <li>Arrays : <tt>(Object item, Number index, Array allItems)</tt> |
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421 | * <div class="sub-desc"> |
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422 | * When iterating an array, the supplied function is called with each item.</div></li> |
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423 | * <li>Objects : <tt>(String key, Object value)</tt> |
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424 | * <div class="sub-desc"> |
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425 | * When iterating an object, the supplied function is called with each key-value pair in |
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426 | * the object.</div></li> |
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427 | * </ul></div> |
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428 | * @param {Object} scope The scope to call the supplied function with, defaults to |
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429 | * the specified <tt>object</tt> |
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430 | */ |
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431 | iterate : function(obj, fn, scope){ |
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432 | if(isIterable(obj)){ |
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433 | Ext.each(obj, fn, scope); |
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434 | return; |
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435 | }else if(Ext.isObject(obj)){ |
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436 | for(var prop in obj){ |
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437 | if(obj.hasOwnProperty(prop)){ |
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438 | if(fn.call(scope || obj, prop, obj[prop]) === false){ |
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439 | return; |
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440 | }; |
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441 | } |
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442 | } |
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443 | } |
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444 | }, |
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445 | |
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446 | /** |
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447 | * Return the dom node for the passed String (id), dom node, or Ext.Element. |
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448 | * Here are some examples: |
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449 | * <pre><code> |
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450 | // gets dom node based on id |
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451 | var elDom = Ext.getDom('elId'); |
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452 | // gets dom node based on the dom node |
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453 | var elDom1 = Ext.getDom(elDom); |
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454 | |
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455 | // If we don't know if we are working with an |
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456 | // Ext.Element or a dom node use Ext.getDom |
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457 | function(el){ |
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458 | var dom = Ext.getDom(el); |
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459 | // do something with the dom node |
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460 | } |
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461 | * </code></pre> |
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462 | * <b>Note</b>: the dom node to be found actually needs to exist (be rendered, etc) |
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463 | * when this method is called to be successful. |
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464 | * @param {Mixed} el |
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465 | * @return HTMLElement |
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466 | */ |
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467 | getDom : function(el){ |
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468 | if(!el || !DOC){ |
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469 | return null; |
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470 | } |
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471 | return el.dom ? el.dom : (Ext.isString(el) ? DOC.getElementById(el) : el); |
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472 | }, |
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473 | |
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474 | /** |
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475 | * Returns the current document body as an {@link Ext.Element}. |
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476 | * @return Ext.Element The document body |
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477 | */ |
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478 | getBody : function(){ |
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479 | return Ext.get(DOC.body || DOC.documentElement); |
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480 | }, |
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481 | |
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482 | /** |
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483 | * Removes a DOM node from the document. The body node will be ignored if passed in. |
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484 | * @param {HTMLElement} node The node to remove |
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485 | */ |
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486 | removeNode : isIE ? function(){ |
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487 | var d; |
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488 | return function(n){ |
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489 | if(n && n.tagName != 'BODY'){ |
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490 | d = d || DOC.createElement('div'); |
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491 | d.appendChild(n); |
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492 | d.innerHTML = ''; |
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493 | } |
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494 | } |
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495 | }() : function(n){ |
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496 | if(n && n.parentNode && n.tagName != 'BODY'){ |
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497 | n.parentNode.removeChild(n); |
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498 | } |
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499 | }, |
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500 | |
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501 | /** |
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502 | * <p>Returns true if the passed value is empty.</p> |
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503 | * <p>The value is deemed to be empty if it is<div class="mdetail-params"><ul> |
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504 | * <li>null</li> |
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505 | * <li>undefined</li> |
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506 | * <li>an empty array</li> |
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507 | * <li>a zero length string (Unless the <tt>allowBlank</tt> parameter is <tt>true</tt>)</li> |
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508 | * </ul></div> |
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509 | * @param {Mixed} value The value to test |
---|
510 | * @param {Boolean} allowBlank (optional) true to allow empty strings (defaults to false) |
---|
511 | * @return {Boolean} |
---|
512 | */ |
---|
513 | isEmpty : function(v, allowBlank){ |
---|
514 | return v === null || v === undefined || ((Ext.isArray(v) && !v.length)) || (!allowBlank ? v === '' : false); |
---|
515 | }, |
---|
516 | |
---|
517 | /** |
---|
518 | * Returns true if the passed object is a JavaScript array, otherwise false. |
---|
519 | * @param {Object} object The object to test |
---|
520 | * @return {Boolean} |
---|
521 | */ |
---|
522 | isArray : function(v){ |
---|
523 | return toString.apply(v) === '[object Array]'; |
---|
524 | }, |
---|
525 | |
---|
526 | /** |
---|
527 | * Returns true if the passed object is a JavaScript Object, otherwise false. |
---|
528 | * @param {Object} object The object to test |
---|
529 | * @return {Boolean} |
---|
530 | */ |
---|
531 | isObject : function(v){ |
---|
532 | return v && typeof v == "object"; |
---|
533 | }, |
---|
534 | |
---|
535 | /** |
---|
536 | * Returns true if the passed object is a JavaScript 'primitive', a string, number or boolean. |
---|
537 | * @param {Mixed} value The value to test |
---|
538 | * @return {Boolean} |
---|
539 | */ |
---|
540 | isPrimitive : function(v){ |
---|
541 | return Ext.isString(v) || Ext.isNumber(v) || Ext.isBoolean(v); |
---|
542 | }, |
---|
543 | |
---|
544 | /** |
---|
545 | * Returns true if the passed object is a JavaScript Function, otherwise false. |
---|
546 | * @param {Object} object The object to test |
---|
547 | * @return {Boolean} |
---|
548 | */ |
---|
549 | isFunction : function(v){ |
---|
550 | return toString.apply(v) === '[object Function]'; |
---|
551 | }, |
---|
552 | |
---|
553 | /** |
---|
554 | * Returns true if the passed object is a number. Returns false for non-finite numbers. |
---|
555 | * @param {Object} v The object to test |
---|
556 | * @return {Boolean} |
---|
557 | */ |
---|
558 | isNumber: function(v){ |
---|
559 | return typeof v === 'number' && isFinite(v); |
---|
560 | }, |
---|
561 | |
---|
562 | /** |
---|
563 | * Returns true if the passed object is a string. |
---|
564 | * @param {Object} v The object to test |
---|
565 | * @return {Boolean} |
---|
566 | */ |
---|
567 | isString: function(v){ |
---|
568 | return typeof v === 'string'; |
---|
569 | }, |
---|
570 | |
---|
571 | /** |
---|
572 | * Returns true if the passed object is a boolean. |
---|
573 | * @param {Object} v The object to test |
---|
574 | * @return {Boolean} |
---|
575 | */ |
---|
576 | isBoolean: function(v){ |
---|
577 | return typeof v === 'boolean'; |
---|
578 | }, |
---|
579 | |
---|
580 | /** |
---|
581 | * Returns true if the passed object is not undefined. |
---|
582 | * @param {Object} v The object to test |
---|
583 | * @return {Boolean} |
---|
584 | */ |
---|
585 | isDefined: function(v){ |
---|
586 | return typeof v !== 'undefined'; |
---|
587 | }, |
---|
588 | |
---|
589 | /** |
---|
590 | * True if the detected browser is Opera. |
---|
591 | * @type Boolean |
---|
592 | */ |
---|
593 | isOpera : isOpera, |
---|
594 | /** |
---|
595 | * True if the detected browser uses WebKit. |
---|
596 | * @type Boolean |
---|
597 | */ |
---|
598 | isWebKit: isWebKit, |
---|
599 | /** |
---|
600 | * True if the detected browser is Chrome. |
---|
601 | * @type Boolean |
---|
602 | */ |
---|
603 | isChrome : isChrome, |
---|
604 | /** |
---|
605 | * True if the detected browser is Safari. |
---|
606 | * @type Boolean |
---|
607 | */ |
---|
608 | isSafari : isSafari, |
---|
609 | /** |
---|
610 | * True if the detected browser is Safari 3.x. |
---|
611 | * @type Boolean |
---|
612 | */ |
---|
613 | isSafari3 : isSafari3, |
---|
614 | /** |
---|
615 | * True if the detected browser is Safari 4.x. |
---|
616 | * @type Boolean |
---|
617 | */ |
---|
618 | isSafari4 : isSafari4, |
---|
619 | /** |
---|
620 | * True if the detected browser is Safari 2.x. |
---|
621 | * @type Boolean |
---|
622 | */ |
---|
623 | isSafari2 : isSafari2, |
---|
624 | /** |
---|
625 | * True if the detected browser is Internet Explorer. |
---|
626 | * @type Boolean |
---|
627 | */ |
---|
628 | isIE : isIE, |
---|
629 | /** |
---|
630 | * True if the detected browser is Internet Explorer 6.x. |
---|
631 | * @type Boolean |
---|
632 | */ |
---|
633 | isIE6 : isIE6, |
---|
634 | /** |
---|
635 | * True if the detected browser is Internet Explorer 7.x. |
---|
636 | * @type Boolean |
---|
637 | */ |
---|
638 | isIE7 : isIE7, |
---|
639 | /** |
---|
640 | * True if the detected browser is Internet Explorer 8.x. |
---|
641 | * @type Boolean |
---|
642 | */ |
---|
643 | isIE8 : isIE8, |
---|
644 | /** |
---|
645 | * True if the detected browser uses the Gecko layout engine (e.g. Mozilla, Firefox). |
---|
646 | * @type Boolean |
---|
647 | */ |
---|
648 | isGecko : isGecko, |
---|
649 | /** |
---|
650 | * True if the detected browser uses a pre-Gecko 1.9 layout engine (e.g. Firefox 2.x). |
---|
651 | * @type Boolean |
---|
652 | */ |
---|
653 | isGecko2 : isGecko2, |
---|
654 | /** |
---|
655 | * True if the detected browser uses a Gecko 1.9+ layout engine (e.g. Firefox 3.x). |
---|
656 | * @type Boolean |
---|
657 | */ |
---|
658 | isGecko3 : isGecko3, |
---|
659 | /** |
---|
660 | * True if the detected browser is Internet Explorer running in non-strict mode. |
---|
661 | * @type Boolean |
---|
662 | */ |
---|
663 | isBorderBox : isBorderBox, |
---|
664 | /** |
---|
665 | * True if the detected platform is Linux. |
---|
666 | * @type Boolean |
---|
667 | */ |
---|
668 | isLinux : isLinux, |
---|
669 | /** |
---|
670 | * True if the detected platform is Windows. |
---|
671 | * @type Boolean |
---|
672 | */ |
---|
673 | isWindows : isWindows, |
---|
674 | /** |
---|
675 | * True if the detected platform is Mac OS. |
---|
676 | * @type Boolean |
---|
677 | */ |
---|
678 | isMac : isMac, |
---|
679 | /** |
---|
680 | * True if the detected platform is Adobe Air. |
---|
681 | * @type Boolean |
---|
682 | */ |
---|
683 | isAir : isAir |
---|
684 | }); |
---|
685 | |
---|
686 | /** |
---|
687 | * Creates namespaces to be used for scoping variables and classes so that they are not global. |
---|
688 | * Specifying the last node of a namespace implicitly creates all other nodes. Usage: |
---|
689 | * <pre><code> |
---|
690 | Ext.namespace('Company', 'Company.data'); |
---|
691 | Ext.namespace('Company.data'); // equivalent and preferable to above syntax |
---|
692 | Company.Widget = function() { ... } |
---|
693 | Company.data.CustomStore = function(config) { ... } |
---|
694 | </code></pre> |
---|
695 | * @param {String} namespace1 |
---|
696 | * @param {String} namespace2 |
---|
697 | * @param {String} etc |
---|
698 | * @method namespace |
---|
699 | */ |
---|
700 | Ext.ns = Ext.namespace; |
---|
701 | })(); |
---|
702 | |
---|
703 | Ext.ns("Ext", "Ext.util", "Ext.lib", "Ext.data"); |
---|
704 | |
---|
705 | |
---|
706 | /** |
---|
707 | * @class Function |
---|
708 | * These functions are available on every Function object (any JavaScript function). |
---|
709 | */ |
---|
710 | Ext.apply(Function.prototype, { |
---|
711 | /** |
---|
712 | * Creates an interceptor function. The passed fcn is called before the original one. If it returns false, |
---|
713 | * the original one is not called. The resulting function returns the results of the original function. |
---|
714 | * The passed fcn is called with the parameters of the original function. Example usage: |
---|
715 | * <pre><code> |
---|
716 | var sayHi = function(name){ |
---|
717 | alert('Hi, ' + name); |
---|
718 | } |
---|
719 | |
---|
720 | sayHi('Fred'); // alerts "Hi, Fred" |
---|
721 | |
---|
722 | // create a new function that validates input without |
---|
723 | // directly modifying the original function: |
---|
724 | var sayHiToFriend = sayHi.createInterceptor(function(name){ |
---|
725 | return name == 'Brian'; |
---|
726 | }); |
---|
727 | |
---|
728 | sayHiToFriend('Fred'); // no alert |
---|
729 | sayHiToFriend('Brian'); // alerts "Hi, Brian" |
---|
730 | </code></pre> |
---|
731 | * @param {Function} fcn The function to call before the original |
---|
732 | * @param {Object} scope (optional) The scope of the passed fcn (Defaults to scope of original function or window) |
---|
733 | * @return {Function} The new function |
---|
734 | */ |
---|
735 | createInterceptor : function(fcn, scope){ |
---|
736 | var method = this; |
---|
737 | return !Ext.isFunction(fcn) ? |
---|
738 | this : |
---|
739 | function() { |
---|
740 | var me = this, |
---|
741 | args = arguments; |
---|
742 | fcn.target = me; |
---|
743 | fcn.method = method; |
---|
744 | return (fcn.apply(scope || me || window, args) !== false) ? |
---|
745 | method.apply(me || window, args) : |
---|
746 | null; |
---|
747 | }; |
---|
748 | }, |
---|
749 | |
---|
750 | /** |
---|
751 | * Creates a callback that passes arguments[0], arguments[1], arguments[2], ... |
---|
752 | * Call directly on any function. Example: <code>myFunction.createCallback(arg1, arg2)</code> |
---|
753 | * Will create a function that is bound to those 2 args. <b>If a specific scope is required in the |
---|
754 | * callback, use {@link #createDelegate} instead.</b> The function returned by createCallback always |
---|
755 | * executes in the window scope. |
---|
756 | * <p>This method is required when you want to pass arguments to a callback function. If no arguments |
---|
757 | * are needed, you can simply pass a reference to the function as a callback (e.g., callback: myFn). |
---|
758 | * However, if you tried to pass a function with arguments (e.g., callback: myFn(arg1, arg2)) the function |
---|
759 | * would simply execute immediately when the code is parsed. Example usage: |
---|
760 | * <pre><code> |
---|
761 | var sayHi = function(name){ |
---|
762 | alert('Hi, ' + name); |
---|
763 | } |
---|
764 | |
---|
765 | // clicking the button alerts "Hi, Fred" |
---|
766 | new Ext.Button({ |
---|
767 | text: 'Say Hi', |
---|
768 | renderTo: Ext.getBody(), |
---|
769 | handler: sayHi.createCallback('Fred') |
---|
770 | }); |
---|
771 | </code></pre> |
---|
772 | * @return {Function} The new function |
---|
773 | */ |
---|
774 | createCallback : function(/*args...*/){ |
---|
775 | // make args available, in function below |
---|
776 | var args = arguments, |
---|
777 | method = this; |
---|
778 | return function() { |
---|
779 | return method.apply(window, args); |
---|
780 | }; |
---|
781 | }, |
---|
782 | |
---|
783 | /** |
---|
784 | * Creates a delegate (callback) that sets the scope to obj. |
---|
785 | * Call directly on any function. Example: <code>this.myFunction.createDelegate(this, [arg1, arg2])</code> |
---|
786 | * Will create a function that is automatically scoped to obj so that the <tt>this</tt> variable inside the |
---|
787 | * callback points to obj. Example usage: |
---|
788 | * <pre><code> |
---|
789 | var sayHi = function(name){ |
---|
790 | // Note this use of "this.text" here. This function expects to |
---|
791 | // execute within a scope that contains a text property. In this |
---|
792 | // example, the "this" variable is pointing to the btn object that |
---|
793 | // was passed in createDelegate below. |
---|
794 | alert('Hi, ' + name + '. You clicked the "' + this.text + '" button.'); |
---|
795 | } |
---|
796 | |
---|
797 | var btn = new Ext.Button({ |
---|
798 | text: 'Say Hi', |
---|
799 | renderTo: Ext.getBody() |
---|
800 | }); |
---|
801 | |
---|
802 | // This callback will execute in the scope of the |
---|
803 | // button instance. Clicking the button alerts |
---|
804 | // "Hi, Fred. You clicked the "Say Hi" button." |
---|
805 | btn.on('click', sayHi.createDelegate(btn, ['Fred'])); |
---|
806 | </code></pre> |
---|
807 | * @param {Object} obj (optional) The object for which the scope is set |
---|
808 | * @param {Array} args (optional) Overrides arguments for the call. (Defaults to the arguments passed by the caller) |
---|
809 | * @param {Boolean/Number} appendArgs (optional) if True args are appended to call args instead of overriding, |
---|
810 | * if a number the args are inserted at the specified position |
---|
811 | * @return {Function} The new function |
---|
812 | */ |
---|
813 | createDelegate : function(obj, args, appendArgs){ |
---|
814 | var method = this; |
---|
815 | return function() { |
---|
816 | var callArgs = args || arguments; |
---|
817 | if (appendArgs === true){ |
---|
818 | callArgs = Array.prototype.slice.call(arguments, 0); |
---|
819 | callArgs = callArgs.concat(args); |
---|
820 | }else if (Ext.isNumber(appendArgs)){ |
---|
821 | callArgs = Array.prototype.slice.call(arguments, 0); // copy arguments first |
---|
822 | var applyArgs = [appendArgs, 0].concat(args); // create method call params |
---|
823 | Array.prototype.splice.apply(callArgs, applyArgs); // splice them in |
---|
824 | } |
---|
825 | return method.apply(obj || window, callArgs); |
---|
826 | }; |
---|
827 | }, |
---|
828 | |
---|
829 | /** |
---|
830 | * Calls this function after the number of millseconds specified, optionally in a specific scope. Example usage: |
---|
831 | * <pre><code> |
---|
832 | var sayHi = function(name){ |
---|
833 | alert('Hi, ' + name); |
---|
834 | } |
---|
835 | |
---|
836 | // executes immediately: |
---|
837 | sayHi('Fred'); |
---|
838 | |
---|
839 | // executes after 2 seconds: |
---|
840 | sayHi.defer(2000, this, ['Fred']); |
---|
841 | |
---|
842 | // this syntax is sometimes useful for deferring |
---|
843 | // execution of an anonymous function: |
---|
844 | (function(){ |
---|
845 | alert('Anonymous'); |
---|
846 | }).defer(100); |
---|
847 | </code></pre> |
---|
848 | * @param {Number} millis The number of milliseconds for the setTimeout call (if less than or equal to 0 the function is executed immediately) |
---|
849 | * @param {Object} obj (optional) The object for which the scope is set |
---|
850 | * @param {Array} args (optional) Overrides arguments for the call. (Defaults to the arguments passed by the caller) |
---|
851 | * @param {Boolean/Number} appendArgs (optional) if True args are appended to call args instead of overriding, |
---|
852 | * if a number the args are inserted at the specified position |
---|
853 | * @return {Number} The timeout id that can be used with clearTimeout |
---|
854 | */ |
---|
855 | defer : function(millis, obj, args, appendArgs){ |
---|
856 | var fn = this.createDelegate(obj, args, appendArgs); |
---|
857 | if(millis > 0){ |
---|
858 | return setTimeout(fn, millis); |
---|
859 | } |
---|
860 | fn(); |
---|
861 | return 0; |
---|
862 | } |
---|
863 | }); |
---|
864 | |
---|
865 | /** |
---|
866 | * @class String |
---|
867 | * These functions are available on every String object. |
---|
868 | */ |
---|
869 | Ext.applyIf(String, { |
---|
870 | /** |
---|
871 | * Allows you to define a tokenized string and pass an arbitrary number of arguments to replace the tokens. Each |
---|
872 | * token must be unique, and must increment in the format {0}, {1}, etc. Example usage: |
---|
873 | * <pre><code> |
---|
874 | var cls = 'my-class', text = 'Some text'; |
---|
875 | var s = String.format('<div class="{0}">{1}</div>', cls, text); |
---|
876 | // s now contains the string: '<div class="my-class">Some text</div>' |
---|
877 | * </code></pre> |
---|
878 | * @param {String} string The tokenized string to be formatted |
---|
879 | * @param {String} value1 The value to replace token {0} |
---|
880 | * @param {String} value2 Etc... |
---|
881 | * @return {String} The formatted string |
---|
882 | * @static |
---|
883 | */ |
---|
884 | format : function(format){ |
---|
885 | var args = Ext.toArray(arguments, 1); |
---|
886 | return format.replace(/\{(\d+)\}/g, function(m, i){ |
---|
887 | return args[i]; |
---|
888 | }); |
---|
889 | } |
---|
890 | }); |
---|
891 | |
---|
892 | /** |
---|
893 | * @class Array |
---|
894 | */ |
---|
895 | Ext.applyIf(Array.prototype, { |
---|
896 | /** |
---|
897 | * Checks whether or not the specified object exists in the array. |
---|
898 | * @param {Object} o The object to check for |
---|
899 | * @return {Number} The index of o in the array (or -1 if it is not found) |
---|
900 | */ |
---|
901 | indexOf : function(o){ |
---|
902 | for (var i = 0, len = this.length; i < len; i++){ |
---|
903 | if(this[i] == o){ |
---|
904 | return i; |
---|
905 | } |
---|
906 | } |
---|
907 | return -1; |
---|
908 | }, |
---|
909 | |
---|
910 | /** |
---|
911 | * Removes the specified object from the array. If the object is not found nothing happens. |
---|
912 | * @param {Object} o The object to remove |
---|
913 | * @return {Array} this array |
---|
914 | */ |
---|
915 | remove : function(o){ |
---|
916 | var index = this.indexOf(o); |
---|
917 | if(index != -1){ |
---|
918 | this.splice(index, 1); |
---|
919 | } |
---|
920 | return this; |
---|
921 | } |
---|
922 | }); |
---|
923 | /** |
---|
924 | * @class Ext |
---|
925 | */ |
---|
926 | |
---|
927 | Ext.ns("Ext.grid", "Ext.dd", "Ext.tree", "Ext.form", "Ext.menu", |
---|
928 | "Ext.state", "Ext.layout", "Ext.app", "Ext.ux", "Ext.chart", "Ext.direct"); |
---|
929 | /** |
---|
930 | * Namespace alloted for extensions to the framework. |
---|
931 | * @property ux |
---|
932 | * @type Object |
---|
933 | */ |
---|
934 | |
---|
935 | Ext.apply(Ext, function(){ |
---|
936 | var E = Ext, idSeed = 0; |
---|
937 | |
---|
938 | return { |
---|
939 | /** |
---|
940 | * A reusable empty function |
---|
941 | * @property |
---|
942 | * @type Function |
---|
943 | */ |
---|
944 | emptyFn : function(){}, |
---|
945 | |
---|
946 | /** |
---|
947 | * URL to a 1x1 transparent gif image used by Ext to create inline icons with CSS background images. |
---|
948 | * In older versions of IE, this defaults to "http://extjs.com/s.gif" and you should change this to a URL on your server. |
---|
949 | * For other browsers it uses an inline data URL. |
---|
950 | * @type String |
---|
951 | */ |
---|
952 | BLANK_IMAGE_URL : Ext.isIE6 || Ext.isIE7 ? |
---|
953 | 'http:/' + '/extjs.com/s.gif' : |
---|
954 | 'data:image/gif;base64,R0lGODlhAQABAID/AMDAwAAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==', |
---|
955 | |
---|
956 | extendX : function(supr, fn){ |
---|
957 | return Ext.extend(supr, fn(supr.prototype)); |
---|
958 | }, |
---|
959 | |
---|
960 | /** |
---|
961 | * Returns the current HTML document object as an {@link Ext.Element}. |
---|
962 | * @return Ext.Element The document |
---|
963 | */ |
---|
964 | getDoc : function(){ |
---|
965 | return Ext.get(document); |
---|
966 | }, |
---|
967 | |
---|
968 | /** |
---|
969 | * Returns true if the passed object is a JavaScript date object, otherwise false. |
---|
970 | * @param {Object} object The object to test |
---|
971 | * @return {Boolean} |
---|
972 | */ |
---|
973 | isDate : function(v){ |
---|
974 | return Object.prototype.toString.apply(v) === '[object Date]'; |
---|
975 | }, |
---|
976 | |
---|
977 | /** |
---|
978 | * Utility method for validating that a value is numeric, returning the specified default value if it is not. |
---|
979 | * @param {Mixed} value Should be a number, but any type will be handled appropriately |
---|
980 | * @param {Number} defaultValue The value to return if the original value is non-numeric |
---|
981 | * @return {Number} Value, if numeric, else defaultValue |
---|
982 | */ |
---|
983 | num : function(v, defaultValue){ |
---|
984 | v = Number(v === null || typeof v == 'boolean'? NaN : v); |
---|
985 | return isNaN(v)? defaultValue : v; |
---|
986 | }, |
---|
987 | |
---|
988 | /** |
---|
989 | * <p>Utility method for returning a default value if the passed value is empty.</p> |
---|
990 | * <p>The value is deemed to be empty if it is<div class="mdetail-params"><ul> |
---|
991 | * <li>null</li> |
---|
992 | * <li>undefined</li> |
---|
993 | * <li>an empty array</li> |
---|
994 | * <li>a zero length string (Unless the <tt>allowBlank</tt> parameter is <tt>true</tt>)</li> |
---|
995 | * </ul></div> |
---|
996 | * @param {Mixed} value The value to test |
---|
997 | * @param {Mixed} defaultValue The value to return if the original value is empty |
---|
998 | * @param {Boolean} allowBlank (optional) true to allow zero length strings to qualify as non-empty (defaults to false) |
---|
999 | * @return {Mixed} value, if non-empty, else defaultValue |
---|
1000 | */ |
---|
1001 | value : function(v, defaultValue, allowBlank){ |
---|
1002 | return Ext.isEmpty(v, allowBlank) ? defaultValue : v; |
---|
1003 | }, |
---|
1004 | |
---|
1005 | /** |
---|
1006 | * Escapes the passed string for use in a regular expression |
---|
1007 | * @param {String} str |
---|
1008 | * @return {String} |
---|
1009 | */ |
---|
1010 | escapeRe : function(s) { |
---|
1011 | return s.replace(/([.*+?^${}()|[\]\/\\])/g, "\\$1"); |
---|
1012 | }, |
---|
1013 | |
---|
1014 | sequence : function(o, name, fn, scope){ |
---|
1015 | o[name] = o[name].createSequence(fn, scope); |
---|
1016 | }, |
---|
1017 | |
---|
1018 | /** |
---|
1019 | * Applies event listeners to elements by selectors when the document is ready. |
---|
1020 | * The event name is specified with an <tt>@</tt> suffix. |
---|
1021 | * <pre><code> |
---|
1022 | Ext.addBehaviors({ |
---|
1023 | // add a listener for click on all anchors in element with id foo |
---|
1024 | '#foo a@click' : function(e, t){ |
---|
1025 | // do something |
---|
1026 | }, |
---|
1027 | |
---|
1028 | // add the same listener to multiple selectors (separated by comma BEFORE the @) |
---|
1029 | '#foo a, #bar span.some-class@mouseover' : function(){ |
---|
1030 | // do something |
---|
1031 | } |
---|
1032 | }); |
---|
1033 | * </code></pre> |
---|
1034 | * @param {Object} obj The list of behaviors to apply |
---|
1035 | */ |
---|
1036 | addBehaviors : function(o){ |
---|
1037 | if(!Ext.isReady){ |
---|
1038 | Ext.onReady(function(){ |
---|
1039 | Ext.addBehaviors(o); |
---|
1040 | }); |
---|
1041 | } else { |
---|
1042 | var cache = {}, // simple cache for applying multiple behaviors to same selector does query multiple times |
---|
1043 | parts, |
---|
1044 | b, |
---|
1045 | s; |
---|
1046 | for (b in o) { |
---|
1047 | if ((parts = b.split('@'))[1]) { // for Object prototype breakers |
---|
1048 | s = parts[0]; |
---|
1049 | if(!cache[s]){ |
---|
1050 | cache[s] = Ext.select(s); |
---|
1051 | } |
---|
1052 | cache[s].on(parts[1], o[b]); |
---|
1053 | } |
---|
1054 | } |
---|
1055 | cache = null; |
---|
1056 | } |
---|
1057 | }, |
---|
1058 | |
---|
1059 | |
---|
1060 | // deprecated |
---|
1061 | combine : function(){ |
---|
1062 | var as = arguments, l = as.length, r = []; |
---|
1063 | for(var i = 0; i < l; i++){ |
---|
1064 | var a = as[i]; |
---|
1065 | if(Ext.isArray(a)){ |
---|
1066 | r = r.concat(a); |
---|
1067 | }else if(a.length !== undefined && !a.substr){ |
---|
1068 | r = r.concat(Array.prototype.slice.call(a, 0)); |
---|
1069 | }else{ |
---|
1070 | r.push(a); |
---|
1071 | } |
---|
1072 | } |
---|
1073 | return r; |
---|
1074 | }, |
---|
1075 | |
---|
1076 | /** |
---|
1077 | * Copies a set of named properties fom the source object to the destination object. |
---|
1078 | * <p>example:<pre><code> |
---|
1079 | ImageComponent = Ext.extend(Ext.BoxComponent, { |
---|
1080 | initComponent: function() { |
---|
1081 | this.autoEl = { tag: 'img' }; |
---|
1082 | MyComponent.superclass.initComponent.apply(this, arguments); |
---|
1083 | this.initialBox = Ext.copyTo({}, this.initialConfig, 'x,y,width,height'); |
---|
1084 | } |
---|
1085 | }); |
---|
1086 | * </code></pre> |
---|
1087 | * @param {Object} The destination object. |
---|
1088 | * @param {Object} The source object. |
---|
1089 | * @param {Array/String} Either an Array of property names, or a comma-delimited list |
---|
1090 | * of property names to copy. |
---|
1091 | * @return {Object} The modified object. |
---|
1092 | */ |
---|
1093 | copyTo : function(dest, source, names){ |
---|
1094 | if(typeof names == 'string'){ |
---|
1095 | names = names.split(/[,;\s]/); |
---|
1096 | } |
---|
1097 | Ext.each(names, function(name){ |
---|
1098 | if(source.hasOwnProperty(name)){ |
---|
1099 | dest[name] = source[name]; |
---|
1100 | } |
---|
1101 | }, this); |
---|
1102 | return dest; |
---|
1103 | }, |
---|
1104 | |
---|
1105 | /** |
---|
1106 | * Attempts to destroy any objects passed to it by removing all event listeners, removing them from the |
---|
1107 | * DOM (if applicable) and calling their destroy functions (if available). This method is primarily |
---|
1108 | * intended for arguments of type {@link Ext.Element} and {@link Ext.Component}, but any subclass of |
---|
1109 | * {@link Ext.util.Observable} can be passed in. Any number of elements and/or components can be |
---|
1110 | * passed into this function in a single call as separate arguments. |
---|
1111 | * @param {Mixed} arg1 An {@link Ext.Element}, {@link Ext.Component}, or an Array of either of these to destroy |
---|
1112 | * @param {Mixed} arg2 (optional) |
---|
1113 | * @param {Mixed} etc... (optional) |
---|
1114 | */ |
---|
1115 | destroy : function(){ |
---|
1116 | Ext.each(arguments, function(arg){ |
---|
1117 | if(arg){ |
---|
1118 | if(Ext.isArray(arg)){ |
---|
1119 | this.destroy.apply(this, arg); |
---|
1120 | }else if(Ext.isFunction(arg.destroy)){ |
---|
1121 | arg.destroy(); |
---|
1122 | }else if(arg.dom){ |
---|
1123 | arg.remove(); |
---|
1124 | } |
---|
1125 | } |
---|
1126 | }, this); |
---|
1127 | }, |
---|
1128 | |
---|
1129 | /** |
---|
1130 | * Attempts to destroy and then remove a set of named properties of the passed object. |
---|
1131 | * @param {Object} o The object (most likely a Component) who's properties you wish to destroy. |
---|
1132 | * @param {Mixed} arg1 The name of the property to destroy and remove from the object. |
---|
1133 | * @param {Mixed} etc... More property names to destroy and remove. |
---|
1134 | */ |
---|
1135 | destroyMembers : function(o, arg1, arg2, etc){ |
---|
1136 | for(var i = 1, a = arguments, len = a.length; i < len; i++) { |
---|
1137 | Ext.destroy(o[a[i]]); |
---|
1138 | delete o[a[i]]; |
---|
1139 | } |
---|
1140 | }, |
---|
1141 | |
---|
1142 | /** |
---|
1143 | * Creates a copy of the passed Array with falsy values removed. |
---|
1144 | * @param {Array/NodeList} arr The Array from which to remove falsy values. |
---|
1145 | * @return {Array} The new, compressed Array. |
---|
1146 | */ |
---|
1147 | clean : function(arr){ |
---|
1148 | var ret = []; |
---|
1149 | Ext.each(arr, function(v){ |
---|
1150 | if(!!v){ |
---|
1151 | ret.push(v); |
---|
1152 | } |
---|
1153 | }); |
---|
1154 | return ret; |
---|
1155 | }, |
---|
1156 | |
---|
1157 | /** |
---|
1158 | * Creates a copy of the passed Array, filtered to contain only unique values. |
---|
1159 | * @param {Array} arr The Array to filter |
---|
1160 | * @return {Array} The new Array containing unique values. |
---|
1161 | */ |
---|
1162 | unique : function(arr){ |
---|
1163 | var ret = [], |
---|
1164 | collect = {}; |
---|
1165 | |
---|
1166 | Ext.each(arr, function(v) { |
---|
1167 | if(!collect[v]){ |
---|
1168 | ret.push(v); |
---|
1169 | } |
---|
1170 | collect[v] = true; |
---|
1171 | }); |
---|
1172 | return ret; |
---|
1173 | }, |
---|
1174 | |
---|
1175 | /** |
---|
1176 | * Recursively flattens into 1-d Array. Injects Arrays inline. |
---|
1177 | * @param {Array} arr The array to flatten |
---|
1178 | * @return {Array} The new, flattened array. |
---|
1179 | */ |
---|
1180 | flatten : function(arr){ |
---|
1181 | var worker = []; |
---|
1182 | function rFlatten(a) { |
---|
1183 | Ext.each(a, function(v) { |
---|
1184 | if(Ext.isArray(v)){ |
---|
1185 | rFlatten(v); |
---|
1186 | }else{ |
---|
1187 | worker.push(v); |
---|
1188 | } |
---|
1189 | }); |
---|
1190 | return worker; |
---|
1191 | } |
---|
1192 | return rFlatten(arr); |
---|
1193 | }, |
---|
1194 | |
---|
1195 | /** |
---|
1196 | * Returns the minimum value in the Array. |
---|
1197 | * @param {Array|NodeList} arr The Array from which to select the minimum value. |
---|
1198 | * @param {Function} comp (optional) a function to perform the comparision which determines minimization. |
---|
1199 | * If omitted the "<" operator will be used. Note: gt = 1; eq = 0; lt = -1 |
---|
1200 | * @return {Object} The minimum value in the Array. |
---|
1201 | */ |
---|
1202 | min : function(arr, comp){ |
---|
1203 | var ret = arr[0]; |
---|
1204 | comp = comp || function(a,b){ return a < b ? -1 : 1; }; |
---|
1205 | Ext.each(arr, function(v) { |
---|
1206 | ret = comp(ret, v) == -1 ? ret : v; |
---|
1207 | }); |
---|
1208 | return ret; |
---|
1209 | }, |
---|
1210 | |
---|
1211 | /** |
---|
1212 | * Returns the maximum value in the Array |
---|
1213 | * @param {Array|NodeList} arr The Array from which to select the maximum value. |
---|
1214 | * @param {Function} comp (optional) a function to perform the comparision which determines maximization. |
---|
1215 | * If omitted the ">" operator will be used. Note: gt = 1; eq = 0; lt = -1 |
---|
1216 | * @return {Object} The maximum value in the Array. |
---|
1217 | */ |
---|
1218 | max : function(arr, comp){ |
---|
1219 | var ret = arr[0]; |
---|
1220 | comp = comp || function(a,b){ return a > b ? 1 : -1; }; |
---|
1221 | Ext.each(arr, function(v) { |
---|
1222 | ret = comp(ret, v) == 1 ? ret : v; |
---|
1223 | }); |
---|
1224 | return ret; |
---|
1225 | }, |
---|
1226 | |
---|
1227 | /** |
---|
1228 | * Calculates the mean of the Array |
---|
1229 | * @param {Array} arr The Array to calculate the mean value of. |
---|
1230 | * @return {Number} The mean. |
---|
1231 | */ |
---|
1232 | mean : function(arr){ |
---|
1233 | return Ext.sum(arr) / arr.length; |
---|
1234 | }, |
---|
1235 | |
---|
1236 | /** |
---|
1237 | * Calculates the sum of the Array |
---|
1238 | * @param {Array} arr The Array to calculate the sum value of. |
---|
1239 | * @return {Number} The sum. |
---|
1240 | */ |
---|
1241 | sum : function(arr){ |
---|
1242 | var ret = 0; |
---|
1243 | Ext.each(arr, function(v) { |
---|
1244 | ret += v; |
---|
1245 | }); |
---|
1246 | return ret; |
---|
1247 | }, |
---|
1248 | |
---|
1249 | /** |
---|
1250 | * Partitions the set into two sets: a true set and a false set. |
---|
1251 | * Example: |
---|
1252 | * Example2: |
---|
1253 | * <pre><code> |
---|
1254 | // Example 1: |
---|
1255 | Ext.partition([true, false, true, true, false]); // [[true, true, true], [false, false]] |
---|
1256 | |
---|
1257 | // Example 2: |
---|
1258 | Ext.partition( |
---|
1259 | Ext.query("p"), |
---|
1260 | function(val){ |
---|
1261 | return val.className == "class1" |
---|
1262 | } |
---|
1263 | ); |
---|
1264 | // true are those paragraph elements with a className of "class1", |
---|
1265 | // false set are those that do not have that className. |
---|
1266 | * </code></pre> |
---|
1267 | * @param {Array|NodeList} arr The array to partition |
---|
1268 | * @param {Function} truth (optional) a function to determine truth. If this is omitted the element |
---|
1269 | * itself must be able to be evaluated for its truthfulness. |
---|
1270 | * @return {Array} [true<Array>,false<Array>] |
---|
1271 | */ |
---|
1272 | partition : function(arr, truth){ |
---|
1273 | var ret = [[],[]]; |
---|
1274 | Ext.each(arr, function(v, i, a) { |
---|
1275 | ret[ (truth && truth(v, i, a)) || (!truth && v) ? 0 : 1].push(v); |
---|
1276 | }); |
---|
1277 | return ret; |
---|
1278 | }, |
---|
1279 | |
---|
1280 | /** |
---|
1281 | * Invokes a method on each item in an Array. |
---|
1282 | * <pre><code> |
---|
1283 | // Example: |
---|
1284 | Ext.invoke(Ext.query("p"), "getAttribute", "id"); |
---|
1285 | // [el1.getAttribute("id"), el2.getAttribute("id"), ..., elN.getAttribute("id")] |
---|
1286 | * </code></pre> |
---|
1287 | * @param {Array|NodeList} arr The Array of items to invoke the method on. |
---|
1288 | * @param {String} methodName The method name to invoke. |
---|
1289 | * @param {Anything} ... Arguments to send into the method invocation. |
---|
1290 | * @return {Array} The results of invoking the method on each item in the array. |
---|
1291 | */ |
---|
1292 | invoke : function(arr, methodName){ |
---|
1293 | var ret = [], |
---|
1294 | args = Array.prototype.slice.call(arguments, 2); |
---|
1295 | Ext.each(arr, function(v,i) { |
---|
1296 | if (v && typeof v[methodName] == "function") { |
---|
1297 | ret.push(v[methodName].apply(v, args)); |
---|
1298 | } else { |
---|
1299 | ret.push(undefined); |
---|
1300 | } |
---|
1301 | }); |
---|
1302 | return ret; |
---|
1303 | }, |
---|
1304 | |
---|
1305 | /** |
---|
1306 | * Plucks the value of a property from each item in the Array |
---|
1307 | * <pre><code> |
---|
1308 | // Example: |
---|
1309 | Ext.pluck(Ext.query("p"), "className"); // [el1.className, el2.className, ..., elN.className] |
---|
1310 | * </code></pre> |
---|
1311 | * @param {Array|NodeList} arr The Array of items to pluck the value from. |
---|
1312 | * @param {String} prop The property name to pluck from each element. |
---|
1313 | * @return {Array} The value from each item in the Array. |
---|
1314 | */ |
---|
1315 | pluck : function(arr, prop){ |
---|
1316 | var ret = []; |
---|
1317 | Ext.each(arr, function(v) { |
---|
1318 | ret.push( v[prop] ); |
---|
1319 | }); |
---|
1320 | return ret; |
---|
1321 | }, |
---|
1322 | |
---|
1323 | /** |
---|
1324 | * <p>Zips N sets together.</p> |
---|
1325 | * <pre><code> |
---|
1326 | // Example 1: |
---|
1327 | Ext.zip([1,2,3],[4,5,6]); // [[1,4],[2,5],[3,6]] |
---|
1328 | // Example 2: |
---|
1329 | Ext.zip( |
---|
1330 | [ "+", "-", "+"], |
---|
1331 | [ 12, 10, 22], |
---|
1332 | [ 43, 15, 96], |
---|
1333 | function(a, b, c){ |
---|
1334 | return "$" + a + "" + b + "." + c |
---|
1335 | } |
---|
1336 | ); // ["$+12.43", "$-10.15", "$+22.96"] |
---|
1337 | * </code></pre> |
---|
1338 | * @param {Arrays|NodeLists} arr This argument may be repeated. Array(s) to contribute values. |
---|
1339 | * @param {Function} zipper (optional) The last item in the argument list. This will drive how the items are zipped together. |
---|
1340 | * @return {Array} The zipped set. |
---|
1341 | */ |
---|
1342 | zip : function(){ |
---|
1343 | var parts = Ext.partition(arguments, function( val ){ return !Ext.isFunction(val); }), |
---|
1344 | arrs = parts[0], |
---|
1345 | fn = parts[1][0], |
---|
1346 | len = Ext.max(Ext.pluck(arrs, "length")), |
---|
1347 | ret = []; |
---|
1348 | |
---|
1349 | for (var i = 0; i < len; i++) { |
---|
1350 | ret[i] = []; |
---|
1351 | if(fn){ |
---|
1352 | ret[i] = fn.apply(fn, Ext.pluck(arrs, i)); |
---|
1353 | }else{ |
---|
1354 | for (var j = 0, aLen = arrs.length; j < aLen; j++){ |
---|
1355 | ret[i].push( arrs[j][i] ); |
---|
1356 | } |
---|
1357 | } |
---|
1358 | } |
---|
1359 | return ret; |
---|
1360 | }, |
---|
1361 | |
---|
1362 | /** |
---|
1363 | * This is shorthand reference to {@link Ext.ComponentMgr#get}. |
---|
1364 | * Looks up an existing {@link Ext.Component Component} by {@link Ext.Component#id id} |
---|
1365 | * @param {String} id The component {@link Ext.Component#id id} |
---|
1366 | * @return Ext.Component The Component, <tt>undefined</tt> if not found, or <tt>null</tt> if a |
---|
1367 | * Class was found. |
---|
1368 | */ |
---|
1369 | getCmp : function(id){ |
---|
1370 | return Ext.ComponentMgr.get(id); |
---|
1371 | }, |
---|
1372 | |
---|
1373 | /** |
---|
1374 | * By default, Ext intelligently decides whether floating elements should be shimmed. If you are using flash, |
---|
1375 | * you may want to set this to true. |
---|
1376 | * @type Boolean |
---|
1377 | */ |
---|
1378 | useShims: E.isIE6 || (E.isMac && E.isGecko2), |
---|
1379 | |
---|
1380 | // inpired by a similar function in mootools library |
---|
1381 | /** |
---|
1382 | * Returns the type of object that is passed in. If the object passed in is null or undefined it |
---|
1383 | * return false otherwise it returns one of the following values:<div class="mdetail-params"><ul> |
---|
1384 | * <li><b>string</b>: If the object passed is a string</li> |
---|
1385 | * <li><b>number</b>: If the object passed is a number</li> |
---|
1386 | * <li><b>boolean</b>: If the object passed is a boolean value</li> |
---|
1387 | * <li><b>date</b>: If the object passed is a Date object</li> |
---|
1388 | * <li><b>function</b>: If the object passed is a function reference</li> |
---|
1389 | * <li><b>object</b>: If the object passed is an object</li> |
---|
1390 | * <li><b>array</b>: If the object passed is an array</li> |
---|
1391 | * <li><b>regexp</b>: If the object passed is a regular expression</li> |
---|
1392 | * <li><b>element</b>: If the object passed is a DOM Element</li> |
---|
1393 | * <li><b>nodelist</b>: If the object passed is a DOM NodeList</li> |
---|
1394 | * <li><b>textnode</b>: If the object passed is a DOM text node and contains something other than whitespace</li> |
---|
1395 | * <li><b>whitespace</b>: If the object passed is a DOM text node and contains only whitespace</li> |
---|
1396 | * </ul></div> |
---|
1397 | * @param {Mixed} object |
---|
1398 | * @return {String} |
---|
1399 | */ |
---|
1400 | type : function(o){ |
---|
1401 | if(o === undefined || o === null){ |
---|
1402 | return false; |
---|
1403 | } |
---|
1404 | if(o.htmlElement){ |
---|
1405 | return 'element'; |
---|
1406 | } |
---|
1407 | var t = typeof o; |
---|
1408 | if(t == 'object' && o.nodeName) { |
---|
1409 | switch(o.nodeType) { |
---|
1410 | case 1: return 'element'; |
---|
1411 | case 3: return (/\S/).test(o.nodeValue) ? 'textnode' : 'whitespace'; |
---|
1412 | } |
---|
1413 | } |
---|
1414 | if(t == 'object' || t == 'function') { |
---|
1415 | switch(o.constructor) { |
---|
1416 | case Array: return 'array'; |
---|
1417 | case RegExp: return 'regexp'; |
---|
1418 | case Date: return 'date'; |
---|
1419 | } |
---|
1420 | if(typeof o.length == 'number' && typeof o.item == 'function') { |
---|
1421 | return 'nodelist'; |
---|
1422 | } |
---|
1423 | } |
---|
1424 | return t; |
---|
1425 | }, |
---|
1426 | |
---|
1427 | intercept : function(o, name, fn, scope){ |
---|
1428 | o[name] = o[name].createInterceptor(fn, scope); |
---|
1429 | }, |
---|
1430 | |
---|
1431 | // internal |
---|
1432 | callback : function(cb, scope, args, delay){ |
---|
1433 | if(Ext.isFunction(cb)){ |
---|
1434 | if(delay){ |
---|
1435 | cb.defer(delay, scope, args || []); |
---|
1436 | }else{ |
---|
1437 | cb.apply(scope, args || []); |
---|
1438 | } |
---|
1439 | } |
---|
1440 | } |
---|
1441 | }; |
---|
1442 | }()); |
---|
1443 | |
---|
1444 | /** |
---|
1445 | * @class Function |
---|
1446 | * These functions are available on every Function object (any JavaScript function). |
---|
1447 | */ |
---|
1448 | Ext.apply(Function.prototype, { |
---|
1449 | /** |
---|
1450 | * Create a combined function call sequence of the original function + the passed function. |
---|
1451 | * The resulting function returns the results of the original function. |
---|
1452 | * The passed fcn is called with the parameters of the original function. Example usage: |
---|
1453 | * <pre><code> |
---|
1454 | var sayHi = function(name){ |
---|
1455 | alert('Hi, ' + name); |
---|
1456 | } |
---|
1457 | |
---|
1458 | sayHi('Fred'); // alerts "Hi, Fred" |
---|
1459 | |
---|
1460 | var sayGoodbye = sayHi.createSequence(function(name){ |
---|
1461 | alert('Bye, ' + name); |
---|
1462 | }); |
---|
1463 | |
---|
1464 | sayGoodbye('Fred'); // both alerts show |
---|
1465 | </code></pre> |
---|
1466 | * @param {Function} fcn The function to sequence |
---|
1467 | * @param {Object} scope (optional) The scope of the passed fcn (Defaults to scope of original function or window) |
---|
1468 | * @return {Function} The new function |
---|
1469 | */ |
---|
1470 | createSequence : function(fcn, scope){ |
---|
1471 | var method = this; |
---|
1472 | return !Ext.isFunction(fcn) ? |
---|
1473 | this : |
---|
1474 | function(){ |
---|
1475 | var retval = method.apply(this || window, arguments); |
---|
1476 | fcn.apply(scope || this || window, arguments); |
---|
1477 | return retval; |
---|
1478 | }; |
---|
1479 | } |
---|
1480 | }); |
---|
1481 | |
---|
1482 | |
---|
1483 | /** |
---|
1484 | * @class String |
---|
1485 | * These functions are available as static methods on the JavaScript String object. |
---|
1486 | */ |
---|
1487 | Ext.applyIf(String, { |
---|
1488 | |
---|
1489 | /** |
---|
1490 | * Escapes the passed string for ' and \ |
---|
1491 | * @param {String} string The string to escape |
---|
1492 | * @return {String} The escaped string |
---|
1493 | * @static |
---|
1494 | */ |
---|
1495 | escape : function(string) { |
---|
1496 | return string.replace(/('|\\)/g, "\\$1"); |
---|
1497 | }, |
---|
1498 | |
---|
1499 | /** |
---|
1500 | * Pads the left side of a string with a specified character. This is especially useful |
---|
1501 | * for normalizing number and date strings. Example usage: |
---|
1502 | * <pre><code> |
---|
1503 | var s = String.leftPad('123', 5, '0'); |
---|
1504 | // s now contains the string: '00123' |
---|
1505 | * </code></pre> |
---|
1506 | * @param {String} string The original string |
---|
1507 | * @param {Number} size The total length of the output string |
---|
1508 | * @param {String} char (optional) The character with which to pad the original string (defaults to empty string " ") |
---|
1509 | * @return {String} The padded string |
---|
1510 | * @static |
---|
1511 | */ |
---|
1512 | leftPad : function (val, size, ch) { |
---|
1513 | var result = String(val); |
---|
1514 | if(!ch) { |
---|
1515 | ch = " "; |
---|
1516 | } |
---|
1517 | while (result.length < size) { |
---|
1518 | result = ch + result; |
---|
1519 | } |
---|
1520 | return result; |
---|
1521 | } |
---|
1522 | }); |
---|
1523 | |
---|
1524 | /** |
---|
1525 | * Utility function that allows you to easily switch a string between two alternating values. The passed value |
---|
1526 | * is compared to the current string, and if they are equal, the other value that was passed in is returned. If |
---|
1527 | * they are already different, the first value passed in is returned. Note that this method returns the new value |
---|
1528 | * but does not change the current string. |
---|
1529 | * <pre><code> |
---|
1530 | // alternate sort directions |
---|
1531 | sort = sort.toggle('ASC', 'DESC'); |
---|
1532 | |
---|
1533 | // instead of conditional logic: |
---|
1534 | sort = (sort == 'ASC' ? 'DESC' : 'ASC'); |
---|
1535 | </code></pre> |
---|
1536 | * @param {String} value The value to compare to the current string |
---|
1537 | * @param {String} other The new value to use if the string already equals the first value passed in |
---|
1538 | * @return {String} The new value |
---|
1539 | */ |
---|
1540 | String.prototype.toggle = function(value, other){ |
---|
1541 | return this == value ? other : value; |
---|
1542 | }; |
---|
1543 | |
---|
1544 | /** |
---|
1545 | * Trims whitespace from either end of a string, leaving spaces within the string intact. Example: |
---|
1546 | * <pre><code> |
---|
1547 | var s = ' foo bar '; |
---|
1548 | alert('-' + s + '-'); //alerts "- foo bar -" |
---|
1549 | alert('-' + s.trim() + '-'); //alerts "-foo bar-" |
---|
1550 | </code></pre> |
---|
1551 | * @return {String} The trimmed string |
---|
1552 | */ |
---|
1553 | String.prototype.trim = function(){ |
---|
1554 | var re = /^\s+|\s+$/g; |
---|
1555 | return function(){ return this.replace(re, ""); }; |
---|
1556 | }(); |
---|
1557 | |
---|
1558 | // here to prevent dependency on Date.js |
---|
1559 | /** |
---|
1560 | Returns the number of milliseconds between this date and date |
---|
1561 | @param {Date} date (optional) Defaults to now |
---|
1562 | @return {Number} The diff in milliseconds |
---|
1563 | @member Date getElapsed |
---|
1564 | */ |
---|
1565 | Date.prototype.getElapsed = function(date) { |
---|
1566 | return Math.abs((date || new Date()).getTime()-this.getTime()); |
---|
1567 | }; |
---|
1568 | |
---|
1569 | |
---|
1570 | /** |
---|
1571 | * @class Number |
---|
1572 | */ |
---|
1573 | Ext.applyIf(Number.prototype, { |
---|
1574 | /** |
---|
1575 | * Checks whether or not the current number is within a desired range. If the number is already within the |
---|
1576 | * range it is returned, otherwise the min or max value is returned depending on which side of the range is |
---|
1577 | * exceeded. Note that this method returns the constrained value but does not change the current number. |
---|
1578 | * @param {Number} min The minimum number in the range |
---|
1579 | * @param {Number} max The maximum number in the range |
---|
1580 | * @return {Number} The constrained value if outside the range, otherwise the current value |
---|
1581 | */ |
---|
1582 | constrain : function(min, max){ |
---|
1583 | return Math.min(Math.max(this, min), max); |
---|
1584 | } |
---|
1585 | }); |
---|
1586 | /** |
---|
1587 | * @class Ext.util.TaskRunner |
---|
1588 | * Provides the ability to execute one or more arbitrary tasks in a multithreaded |
---|
1589 | * manner. Generally, you can use the singleton {@link Ext.TaskMgr} instead, but |
---|
1590 | * if needed, you can create separate instances of TaskRunner. Any number of |
---|
1591 | * separate tasks can be started at any time and will run independently of each |
---|
1592 | * other. Example usage: |
---|
1593 | * <pre><code> |
---|
1594 | // Start a simple clock task that updates a div once per second |
---|
1595 | var updateClock = function(){ |
---|
1596 | Ext.fly('clock').update(new Date().format('g:i:s A')); |
---|
1597 | } |
---|
1598 | var task = { |
---|
1599 | run: updateClock, |
---|
1600 | interval: 1000 //1 second |
---|
1601 | } |
---|
1602 | var runner = new Ext.util.TaskRunner(); |
---|
1603 | runner.start(task); |
---|
1604 | |
---|
1605 | // equivalent using TaskMgr |
---|
1606 | Ext.TaskMgr.start({ |
---|
1607 | run: updateClock, |
---|
1608 | interval: 1000 |
---|
1609 | }); |
---|
1610 | |
---|
1611 | * </code></pre> |
---|
1612 | * Also see {@link Ext.util.DelayedTask}. |
---|
1613 | * |
---|
1614 | * @constructor |
---|
1615 | * @param {Number} interval (optional) The minimum precision in milliseconds supported by this TaskRunner instance |
---|
1616 | * (defaults to 10) |
---|
1617 | */ |
---|
1618 | Ext.util.TaskRunner = function(interval){ |
---|
1619 | interval = interval || 10; |
---|
1620 | var tasks = [], |
---|
1621 | removeQueue = [], |
---|
1622 | id = 0, |
---|
1623 | running = false, |
---|
1624 | |
---|
1625 | // private |
---|
1626 | stopThread = function(){ |
---|
1627 | running = false; |
---|
1628 | clearInterval(id); |
---|
1629 | id = 0; |
---|
1630 | }, |
---|
1631 | |
---|
1632 | // private |
---|
1633 | startThread = function(){ |
---|
1634 | if(!running){ |
---|
1635 | running = true; |
---|
1636 | id = setInterval(runTasks, interval); |
---|
1637 | } |
---|
1638 | }, |
---|
1639 | |
---|
1640 | // private |
---|
1641 | removeTask = function(t){ |
---|
1642 | removeQueue.push(t); |
---|
1643 | if(t.onStop){ |
---|
1644 | t.onStop.apply(t.scope || t); |
---|
1645 | } |
---|
1646 | }, |
---|
1647 | |
---|
1648 | // private |
---|
1649 | runTasks = function(){ |
---|
1650 | var rqLen = removeQueue.length, |
---|
1651 | now = new Date().getTime(); |
---|
1652 | |
---|
1653 | if(rqLen > 0){ |
---|
1654 | for(var i = 0; i < rqLen; i++){ |
---|
1655 | tasks.remove(removeQueue[i]); |
---|
1656 | } |
---|
1657 | removeQueue = []; |
---|
1658 | if(tasks.length < 1){ |
---|
1659 | stopThread(); |
---|
1660 | return; |
---|
1661 | } |
---|
1662 | } |
---|
1663 | for(var i = 0, t, itime, rt, len = tasks.length; i < len; ++i){ |
---|
1664 | t = tasks[i]; |
---|
1665 | itime = now - t.taskRunTime; |
---|
1666 | if(t.interval <= itime){ |
---|
1667 | rt = t.run.apply(t.scope || t, t.args || [++t.taskRunCount]); |
---|
1668 | t.taskRunTime = now; |
---|
1669 | if(rt === false || t.taskRunCount === t.repeat){ |
---|
1670 | removeTask(t); |
---|
1671 | return; |
---|
1672 | } |
---|
1673 | } |
---|
1674 | if(t.duration && t.duration <= (now - t.taskStartTime)){ |
---|
1675 | removeTask(t); |
---|
1676 | } |
---|
1677 | } |
---|
1678 | }; |
---|
1679 | |
---|
1680 | /** |
---|
1681 | * Starts a new task. |
---|
1682 | * @method start |
---|
1683 | * @param {Object} task A config object that supports the following properties:<ul> |
---|
1684 | * <li><code>run</code> : Function<div class="sub-desc">The function to execute each time the task is run. The |
---|
1685 | * function will be called at each interval and passed the <code>args</code> argument if specified. If a |
---|
1686 | * particular scope is required, be sure to specify it using the <code>scope</code> argument.</div></li> |
---|
1687 | * <li><code>interval</code> : Number<div class="sub-desc">The frequency in milliseconds with which the task |
---|
1688 | * should be executed.</div></li> |
---|
1689 | * <li><code>args</code> : Array<div class="sub-desc">(optional) An array of arguments to be passed to the function |
---|
1690 | * specified by <code>run</code>.</div></li> |
---|
1691 | * <li><code>scope</code> : Object<div class="sub-desc">(optional) The scope (<tt>this</tt> reference) in which to execute the |
---|
1692 | * <code>run</code> function. Defaults to the task config object.</div></li> |
---|
1693 | * <li><code>duration</code> : Number<div class="sub-desc">(optional) The length of time in milliseconds to execute |
---|
1694 | * the task before stopping automatically (defaults to indefinite).</div></li> |
---|
1695 | * <li><code>repeat</code> : Number<div class="sub-desc">(optional) The number of times to execute the task before |
---|
1696 | * stopping automatically (defaults to indefinite).</div></li> |
---|
1697 | * </ul> |
---|
1698 | * @return {Object} The task |
---|
1699 | */ |
---|
1700 | this.start = function(task){ |
---|
1701 | tasks.push(task); |
---|
1702 | task.taskStartTime = new Date().getTime(); |
---|
1703 | task.taskRunTime = 0; |
---|
1704 | task.taskRunCount = 0; |
---|
1705 | startThread(); |
---|
1706 | return task; |
---|
1707 | }; |
---|
1708 | |
---|
1709 | /** |
---|
1710 | * Stops an existing running task. |
---|
1711 | * @method stop |
---|
1712 | * @param {Object} task The task to stop |
---|
1713 | * @return {Object} The task |
---|
1714 | */ |
---|
1715 | this.stop = function(task){ |
---|
1716 | removeTask(task); |
---|
1717 | return task; |
---|
1718 | }; |
---|
1719 | |
---|
1720 | /** |
---|
1721 | * Stops all tasks that are currently running. |
---|
1722 | * @method stopAll |
---|
1723 | */ |
---|
1724 | this.stopAll = function(){ |
---|
1725 | stopThread(); |
---|
1726 | for(var i = 0, len = tasks.length; i < len; i++){ |
---|
1727 | if(tasks[i].onStop){ |
---|
1728 | tasks[i].onStop(); |
---|
1729 | } |
---|
1730 | } |
---|
1731 | tasks = []; |
---|
1732 | removeQueue = []; |
---|
1733 | }; |
---|
1734 | }; |
---|
1735 | |
---|
1736 | /** |
---|
1737 | * @class Ext.TaskMgr |
---|
1738 | * @extends Ext.util.TaskRunner |
---|
1739 | * A static {@link Ext.util.TaskRunner} instance that can be used to start and stop arbitrary tasks. See |
---|
1740 | * {@link Ext.util.TaskRunner} for supported methods and task config properties. |
---|
1741 | * <pre><code> |
---|
1742 | // Start a simple clock task that updates a div once per second |
---|
1743 | var task = { |
---|
1744 | run: function(){ |
---|
1745 | Ext.fly('clock').update(new Date().format('g:i:s A')); |
---|
1746 | }, |
---|
1747 | interval: 1000 //1 second |
---|
1748 | } |
---|
1749 | Ext.TaskMgr.start(task); |
---|
1750 | </code></pre> |
---|
1751 | * @singleton |
---|
1752 | */ |
---|
1753 | Ext.TaskMgr = new Ext.util.TaskRunner();if(typeof jQuery == "undefined"){ |
---|
1754 | throw "Unable to load Ext, jQuery not found."; |
---|
1755 | } |
---|
1756 | |
---|
1757 | (function(){ |
---|
1758 | var libFlyweight; |
---|
1759 | |
---|
1760 | Ext.lib.Dom = { |
---|
1761 | getViewWidth : function(full){ |
---|
1762 | // jQuery doesn't report full window size on document query, so max both |
---|
1763 | return full ? Math.max(jQuery(document).width(),jQuery(window).width()) : jQuery(window).width(); |
---|
1764 | }, |
---|
1765 | |
---|
1766 | getViewHeight : function(full){ |
---|
1767 | // jQuery doesn't report full window size on document query, so max both |
---|
1768 | return full ? Math.max(jQuery(document).height(),jQuery(window).height()) : jQuery(window).height(); |
---|
1769 | }, |
---|
1770 | |
---|
1771 | isAncestor : function(p, c){ |
---|
1772 | p = Ext.getDom(p); |
---|
1773 | c = Ext.getDom(c); |
---|
1774 | if (!p || !c) {return false;} |
---|
1775 | |
---|
1776 | if(p.contains && !Ext.isSafari) { |
---|
1777 | return p.contains(c); |
---|
1778 | }else if(p.compareDocumentPosition) { |
---|
1779 | return !!(p.compareDocumentPosition(c) & 16); |
---|
1780 | }else{ |
---|
1781 | var parent = c.parentNode; |
---|
1782 | while (parent) { |
---|
1783 | if (parent == p) { |
---|
1784 | return true; |
---|
1785 | } |
---|
1786 | else if (!parent.tagName || parent.tagName.toUpperCase() == "HTML") { |
---|
1787 | return false; |
---|
1788 | } |
---|
1789 | parent = parent.parentNode; |
---|
1790 | } |
---|
1791 | return false; |
---|
1792 | } |
---|
1793 | }, |
---|
1794 | |
---|
1795 | getRegion : function(el){ |
---|
1796 | return Ext.lib.Region.getRegion(el); |
---|
1797 | }, |
---|
1798 | |
---|
1799 | ////////////////////////////////////////////////////////////////////////////////////// |
---|
1800 | // Use of jQuery.offset() removed to promote consistent behavior across libs. |
---|
1801 | // JVS 05/23/07 |
---|
1802 | ////////////////////////////////////////////////////////////////////////////////////// |
---|
1803 | |
---|
1804 | getY : function(el){ |
---|
1805 | return this.getXY(el)[1]; |
---|
1806 | }, |
---|
1807 | |
---|
1808 | getX : function(el){ |
---|
1809 | return this.getXY(el)[0]; |
---|
1810 | }, |
---|
1811 | |
---|
1812 | getXY : function(el) { |
---|
1813 | var p, pe, b, scroll, bd = (document.body || document.documentElement); |
---|
1814 | el = Ext.getDom(el); |
---|
1815 | |
---|
1816 | if(el == bd){ |
---|
1817 | return [0, 0]; |
---|
1818 | } |
---|
1819 | |
---|
1820 | if (el.getBoundingClientRect) { |
---|
1821 | b = el.getBoundingClientRect(); |
---|
1822 | scroll = fly(document).getScroll(); |
---|
1823 | return [Math.round(b.left + scroll.left), Math.round(b.top + scroll.top)]; |
---|
1824 | } |
---|
1825 | var x = 0, y = 0; |
---|
1826 | |
---|
1827 | p = el; |
---|
1828 | |
---|
1829 | var hasAbsolute = fly(el).getStyle("position") == "absolute"; |
---|
1830 | |
---|
1831 | while (p) { |
---|
1832 | |
---|
1833 | x += p.offsetLeft; |
---|
1834 | y += p.offsetTop; |
---|
1835 | |
---|
1836 | if (!hasAbsolute && fly(p).getStyle("position") == "absolute") { |
---|
1837 | hasAbsolute = true; |
---|
1838 | } |
---|
1839 | |
---|
1840 | if (Ext.isGecko) { |
---|
1841 | pe = fly(p); |
---|
1842 | |
---|
1843 | var bt = parseInt(pe.getStyle("borderTopWidth"), 10) || 0; |
---|
1844 | var bl = parseInt(pe.getStyle("borderLeftWidth"), 10) || 0; |
---|
1845 | |
---|
1846 | |
---|
1847 | x += bl; |
---|
1848 | y += bt; |
---|
1849 | |
---|
1850 | |
---|
1851 | if (p != el && pe.getStyle('overflow') != 'visible') { |
---|
1852 | x += bl; |
---|
1853 | y += bt; |
---|
1854 | } |
---|
1855 | } |
---|
1856 | p = p.offsetParent; |
---|
1857 | } |
---|
1858 | |
---|
1859 | if (Ext.isSafari && hasAbsolute) { |
---|
1860 | x -= bd.offsetLeft; |
---|
1861 | y -= bd.offsetTop; |
---|
1862 | } |
---|
1863 | |
---|
1864 | if (Ext.isGecko && !hasAbsolute) { |
---|
1865 | var dbd = fly(bd); |
---|
1866 | x += parseInt(dbd.getStyle("borderLeftWidth"), 10) || 0; |
---|
1867 | y += parseInt(dbd.getStyle("borderTopWidth"), 10) || 0; |
---|
1868 | } |
---|
1869 | |
---|
1870 | p = el.parentNode; |
---|
1871 | while (p && p != bd) { |
---|
1872 | if (!Ext.isOpera || (p.tagName != 'TR' && fly(p).getStyle("display") != "inline")) { |
---|
1873 | x -= p.scrollLeft; |
---|
1874 | y -= p.scrollTop; |
---|
1875 | } |
---|
1876 | p = p.parentNode; |
---|
1877 | } |
---|
1878 | return [x, y]; |
---|
1879 | }, |
---|
1880 | |
---|
1881 | setXY : function(el, xy){ |
---|
1882 | el = Ext.fly(el, '_setXY'); |
---|
1883 | el.position(); |
---|
1884 | var pts = el.translatePoints(xy); |
---|
1885 | if(xy[0] !== false){ |
---|
1886 | el.dom.style.left = pts.left + "px"; |
---|
1887 | } |
---|
1888 | if(xy[1] !== false){ |
---|
1889 | el.dom.style.top = pts.top + "px"; |
---|
1890 | } |
---|
1891 | }, |
---|
1892 | |
---|
1893 | setX : function(el, x){ |
---|
1894 | this.setXY(el, [x, false]); |
---|
1895 | }, |
---|
1896 | |
---|
1897 | setY : function(el, y){ |
---|
1898 | this.setXY(el, [false, y]); |
---|
1899 | } |
---|
1900 | }; |
---|
1901 | |
---|
1902 | // all lib flyweight calls use their own flyweight to prevent collisions with developer flyweights |
---|
1903 | function fly(el){ |
---|
1904 | if(!libFlyweight){ |
---|
1905 | libFlyweight = new Ext.Element.Flyweight(); |
---|
1906 | } |
---|
1907 | libFlyweight.dom = el; |
---|
1908 | return libFlyweight; |
---|
1909 | } |
---|
1910 | Ext.lib.Event = { |
---|
1911 | getPageX : function(e){ |
---|
1912 | e = e.browserEvent || e; |
---|
1913 | return e.pageX; |
---|
1914 | }, |
---|
1915 | |
---|
1916 | getPageY : function(e){ |
---|
1917 | e = e.browserEvent || e; |
---|
1918 | return e.pageY; |
---|
1919 | }, |
---|
1920 | |
---|
1921 | getXY : function(e){ |
---|
1922 | e = e.browserEvent || e; |
---|
1923 | return [e.pageX, e.pageY]; |
---|
1924 | }, |
---|
1925 | |
---|
1926 | getTarget : function(e){ |
---|
1927 | return e.target; |
---|
1928 | }, |
---|
1929 | |
---|
1930 | // all Ext events will go through event manager which provides scoping |
---|
1931 | on : function(el, eventName, fn, scope, override){ |
---|
1932 | jQuery(el).bind(eventName, fn); |
---|
1933 | }, |
---|
1934 | |
---|
1935 | un : function(el, eventName, fn){ |
---|
1936 | jQuery(el).unbind(eventName, fn); |
---|
1937 | }, |
---|
1938 | |
---|
1939 | purgeElement : function(el){ |
---|
1940 | jQuery(el).unbind(); |
---|
1941 | }, |
---|
1942 | |
---|
1943 | preventDefault : function(e){ |
---|
1944 | e = e.browserEvent || e; |
---|
1945 | if(e.preventDefault){ |
---|
1946 | e.preventDefault(); |
---|
1947 | }else{ |
---|
1948 | e.returnValue = false; |
---|
1949 | } |
---|
1950 | }, |
---|
1951 | |
---|
1952 | stopPropagation : function(e){ |
---|
1953 | e = e.browserEvent || e; |
---|
1954 | if(e.stopPropagation){ |
---|
1955 | e.stopPropagation(); |
---|
1956 | }else{ |
---|
1957 | e.cancelBubble = true; |
---|
1958 | } |
---|
1959 | }, |
---|
1960 | |
---|
1961 | stopEvent : function(e){ |
---|
1962 | this.preventDefault(e); |
---|
1963 | this.stopPropagation(e); |
---|
1964 | }, |
---|
1965 | |
---|
1966 | onAvailable : function(id, fn, scope){ |
---|
1967 | var start = new Date(); |
---|
1968 | var f = function(){ |
---|
1969 | if(start.getElapsed() > 10000){ |
---|
1970 | clearInterval(iid); |
---|
1971 | } |
---|
1972 | var el = document.getElementById(id); |
---|
1973 | if(el){ |
---|
1974 | clearInterval(iid); |
---|
1975 | fn.call(scope||window, el); |
---|
1976 | } |
---|
1977 | }; |
---|
1978 | var iid = setInterval(f, 50); |
---|
1979 | }, |
---|
1980 | |
---|
1981 | resolveTextNode: function(node) { |
---|
1982 | if (node && 3 == node.nodeType) { |
---|
1983 | return node.parentNode; |
---|
1984 | } else { |
---|
1985 | return node; |
---|
1986 | } |
---|
1987 | }, |
---|
1988 | |
---|
1989 | getRelatedTarget: function(ev) { |
---|
1990 | ev = ev.browserEvent || ev; |
---|
1991 | var t = ev.relatedTarget; |
---|
1992 | if (!t) { |
---|
1993 | if (ev.type == "mouseout") { |
---|
1994 | t = ev.toElement; |
---|
1995 | } else if (ev.type == "mouseover") { |
---|
1996 | t = ev.fromElement; |
---|
1997 | } |
---|
1998 | } |
---|
1999 | |
---|
2000 | return this.resolveTextNode(t); |
---|
2001 | } |
---|
2002 | }; |
---|
2003 | |
---|
2004 | Ext.lib.Ajax = function(){ |
---|
2005 | var createComplete = function(cb){ |
---|
2006 | return function(xhr, status){ |
---|
2007 | if((status == 'error' || status == 'timeout') && cb.failure){ |
---|
2008 | cb.failure.call(cb.scope||window, { |
---|
2009 | responseText: xhr.responseText, |
---|
2010 | responseXML : xhr.responseXML, |
---|
2011 | argument: cb.argument |
---|
2012 | }); |
---|
2013 | }else if(cb.success){ |
---|
2014 | cb.success.call(cb.scope||window, { |
---|
2015 | responseText: xhr.responseText, |
---|
2016 | responseXML : xhr.responseXML, |
---|
2017 | argument: cb.argument |
---|
2018 | }); |
---|
2019 | } |
---|
2020 | }; |
---|
2021 | }; |
---|
2022 | return { |
---|
2023 | request : function(method, uri, cb, data, options){ |
---|
2024 | var o = { |
---|
2025 | type: method, |
---|
2026 | url: uri, |
---|
2027 | data: data, |
---|
2028 | timeout: cb.timeout, |
---|
2029 | complete: createComplete(cb) |
---|
2030 | }; |
---|
2031 | |
---|
2032 | if(options){ |
---|
2033 | var hs = options.headers; |
---|
2034 | if(options.xmlData){ |
---|
2035 | o.data = options.xmlData; |
---|
2036 | o.processData = false; |
---|
2037 | o.type = (method ? method : (options.method ? options.method : 'POST')); |
---|
2038 | if (!hs || !hs['Content-Type']){ |
---|
2039 | o.contentType = 'text/xml'; |
---|
2040 | } |
---|
2041 | }else if(options.jsonData){ |
---|
2042 | o.data = typeof options.jsonData == 'object' ? Ext.encode(options.jsonData) : options.jsonData; |
---|
2043 | o.processData = false; |
---|
2044 | o.type = (method ? method : (options.method ? options.method : 'POST')); |
---|
2045 | if (!hs || !hs['Content-Type']){ |
---|
2046 | o.contentType = 'application/json'; |
---|
2047 | } |
---|
2048 | } |
---|
2049 | if(hs){ |
---|
2050 | o.beforeSend = function(xhr){ |
---|
2051 | for(var h in hs){ |
---|
2052 | if(hs.hasOwnProperty(h)){ |
---|
2053 | xhr.setRequestHeader(h, hs[h]); |
---|
2054 | } |
---|
2055 | } |
---|
2056 | } |
---|
2057 | } |
---|
2058 | } |
---|
2059 | jQuery.ajax(o); |
---|
2060 | }, |
---|
2061 | |
---|
2062 | formRequest : function(form, uri, cb, data, isUpload, sslUri){ |
---|
2063 | jQuery.ajax({ |
---|
2064 | type: Ext.getDom(form).method ||'POST', |
---|
2065 | url: uri, |
---|
2066 | data: jQuery(form).serialize()+(data?'&'+data:''), |
---|
2067 | timeout: cb.timeout, |
---|
2068 | complete: createComplete(cb) |
---|
2069 | }); |
---|
2070 | }, |
---|
2071 | |
---|
2072 | isCallInProgress : function(trans){ |
---|
2073 | return false; |
---|
2074 | }, |
---|
2075 | |
---|
2076 | abort : function(trans){ |
---|
2077 | return false; |
---|
2078 | }, |
---|
2079 | |
---|
2080 | serializeForm : function(form){ |
---|
2081 | return jQuery(form.dom||form).serialize(); |
---|
2082 | } |
---|
2083 | }; |
---|
2084 | }(); |
---|
2085 | |
---|
2086 | Ext.lib.Anim = function(){ |
---|
2087 | var createAnim = function(cb, scope){ |
---|
2088 | var animated = true; |
---|
2089 | return { |
---|
2090 | stop : function(skipToLast){ |
---|
2091 | // do nothing |
---|
2092 | }, |
---|
2093 | |
---|
2094 | isAnimated : function(){ |
---|
2095 | return animated; |
---|
2096 | }, |
---|
2097 | |
---|
2098 | proxyCallback : function(){ |
---|
2099 | animated = false; |
---|
2100 | Ext.callback(cb, scope); |
---|
2101 | } |
---|
2102 | }; |
---|
2103 | }; |
---|
2104 | return { |
---|
2105 | scroll : function(el, args, duration, easing, cb, scope){ |
---|
2106 | // scroll anim not supported so just scroll immediately |
---|
2107 | var anim = createAnim(cb, scope); |
---|
2108 | el = Ext.getDom(el); |
---|
2109 | if(typeof args.scroll.to[0] == 'number'){ |
---|
2110 | el.scrollLeft = args.scroll.to[0]; |
---|
2111 | } |
---|
2112 | if(typeof args.scroll.to[1] == 'number'){ |
---|
2113 | el.scrollTop = args.scroll.to[1]; |
---|
2114 | } |
---|
2115 | anim.proxyCallback(); |
---|
2116 | return anim; |
---|
2117 | }, |
---|
2118 | |
---|
2119 | motion : function(el, args, duration, easing, cb, scope){ |
---|
2120 | return this.run(el, args, duration, easing, cb, scope); |
---|
2121 | }, |
---|
2122 | |
---|
2123 | color : function(el, args, duration, easing, cb, scope){ |
---|
2124 | // color anim not supported, so execute callback immediately |
---|
2125 | var anim = createAnim(cb, scope); |
---|
2126 | anim.proxyCallback(); |
---|
2127 | return anim; |
---|
2128 | }, |
---|
2129 | |
---|
2130 | run : function(el, args, duration, easing, cb, scope, type){ |
---|
2131 | var anim = createAnim(cb, scope), e = Ext.fly(el, '_animrun'); |
---|
2132 | var o = {}; |
---|
2133 | for(var k in args){ |
---|
2134 | switch(k){ // jquery doesn't support, so convert |
---|
2135 | case 'points': |
---|
2136 | var by, pts; |
---|
2137 | e.position(); |
---|
2138 | if(by = args.points.by){ |
---|
2139 | var xy = e.getXY(); |
---|
2140 | pts = e.translatePoints([xy[0]+by[0], xy[1]+by[1]]); |
---|
2141 | }else{ |
---|
2142 | pts = e.translatePoints(args.points.to); |
---|
2143 | } |
---|
2144 | o.left = pts.left; |
---|
2145 | o.top = pts.top; |
---|
2146 | if(!parseInt(e.getStyle('left'), 10)){ // auto bug |
---|
2147 | e.setLeft(0); |
---|
2148 | } |
---|
2149 | if(!parseInt(e.getStyle('top'), 10)){ |
---|
2150 | e.setTop(0); |
---|
2151 | } |
---|
2152 | if(args.points.from){ |
---|
2153 | e.setXY(args.points.from); |
---|
2154 | } |
---|
2155 | break; |
---|
2156 | case 'width': |
---|
2157 | o.width = args.width.to; |
---|
2158 | if (args.width.from) |
---|
2159 | e.setWidth(args.width.from); |
---|
2160 | break; |
---|
2161 | case 'height': |
---|
2162 | o.height = args.height.to; |
---|
2163 | if (args.height.from) |
---|
2164 | e.setHeight(args.height.from); |
---|
2165 | break; |
---|
2166 | case 'opacity': |
---|
2167 | o.opacity = args.opacity.to; |
---|
2168 | if (args.opacity.from) |
---|
2169 | e.setOpacity(args.opacity.from); |
---|
2170 | break; |
---|
2171 | case 'left': |
---|
2172 | o.left = args.left.to; |
---|
2173 | if (args.left.from) |
---|
2174 | e.setLeft(args.left.from); |
---|
2175 | break; |
---|
2176 | case 'top': |
---|
2177 | o.top = args.top.to; |
---|
2178 | if (args.top.from) |
---|
2179 | e.setTop(args.top.from); |
---|
2180 | break; |
---|
2181 | default: |
---|
2182 | o[k] = args[k].to; |
---|
2183 | if (args[k].from) |
---|
2184 | e.setStyle(k, args[k].from); |
---|
2185 | break; |
---|
2186 | } |
---|
2187 | } |
---|
2188 | // TODO: find out about easing plug in? |
---|
2189 | jQuery(el).animate(o, duration*1000, undefined, anim.proxyCallback); |
---|
2190 | return anim; |
---|
2191 | } |
---|
2192 | }; |
---|
2193 | }(); |
---|
2194 | |
---|
2195 | |
---|
2196 | Ext.lib.Region = function(t, r, b, l) { |
---|
2197 | this.top = t; |
---|
2198 | this[1] = t; |
---|
2199 | this.right = r; |
---|
2200 | this.bottom = b; |
---|
2201 | this.left = l; |
---|
2202 | this[0] = l; |
---|
2203 | }; |
---|
2204 | |
---|
2205 | Ext.lib.Region.prototype = { |
---|
2206 | contains : function(region) { |
---|
2207 | return ( region.left >= this.left && |
---|
2208 | region.right <= this.right && |
---|
2209 | region.top >= this.top && |
---|
2210 | region.bottom <= this.bottom ); |
---|
2211 | |
---|
2212 | }, |
---|
2213 | |
---|
2214 | getArea : function() { |
---|
2215 | return ( (this.bottom - this.top) * (this.right - this.left) ); |
---|
2216 | }, |
---|
2217 | |
---|
2218 | intersect : function(region) { |
---|
2219 | var t = Math.max( this.top, region.top ); |
---|
2220 | var r = Math.min( this.right, region.right ); |
---|
2221 | var b = Math.min( this.bottom, region.bottom ); |
---|
2222 | var l = Math.max( this.left, region.left ); |
---|
2223 | |
---|
2224 | if (b >= t && r >= l) { |
---|
2225 | return new Ext.lib.Region(t, r, b, l); |
---|
2226 | } else { |
---|
2227 | return null; |
---|
2228 | } |
---|
2229 | }, |
---|
2230 | union : function(region) { |
---|
2231 | var t = Math.min( this.top, region.top ); |
---|
2232 | var r = Math.max( this.right, region.right ); |
---|
2233 | var b = Math.max( this.bottom, region.bottom ); |
---|
2234 | var l = Math.min( this.left, region.left ); |
---|
2235 | |
---|
2236 | return new Ext.lib.Region(t, r, b, l); |
---|
2237 | }, |
---|
2238 | |
---|
2239 | constrainTo : function(r) { |
---|
2240 | this.top = this.top.constrain(r.top, r.bottom); |
---|
2241 | this.bottom = this.bottom.constrain(r.top, r.bottom); |
---|
2242 | this.left = this.left.constrain(r.left, r.right); |
---|
2243 | this.right = this.right.constrain(r.left, r.right); |
---|
2244 | return this; |
---|
2245 | }, |
---|
2246 | |
---|
2247 | adjust : function(t, l, b, r){ |
---|
2248 | this.top += t; |
---|
2249 | this.left += l; |
---|
2250 | this.right += r; |
---|
2251 | this.bottom += b; |
---|
2252 | return this; |
---|
2253 | } |
---|
2254 | }; |
---|
2255 | |
---|
2256 | Ext.lib.Region.getRegion = function(el) { |
---|
2257 | var p = Ext.lib.Dom.getXY(el); |
---|
2258 | |
---|
2259 | var t = p[1]; |
---|
2260 | var r = p[0] + el.offsetWidth; |
---|
2261 | var b = p[1] + el.offsetHeight; |
---|
2262 | var l = p[0]; |
---|
2263 | |
---|
2264 | return new Ext.lib.Region(t, r, b, l); |
---|
2265 | }; |
---|
2266 | |
---|
2267 | Ext.lib.Point = function(x, y) { |
---|
2268 | if (Ext.isArray(x)) { |
---|
2269 | y = x[1]; |
---|
2270 | x = x[0]; |
---|
2271 | } |
---|
2272 | this.x = this.right = this.left = this[0] = x; |
---|
2273 | this.y = this.top = this.bottom = this[1] = y; |
---|
2274 | }; |
---|
2275 | |
---|
2276 | Ext.lib.Point.prototype = new Ext.lib.Region(); |
---|
2277 | |
---|
2278 | // prevent IE leaks |
---|
2279 | if(Ext.isIE) { |
---|
2280 | function fnCleanUp() { |
---|
2281 | var p = Function.prototype; |
---|
2282 | delete p.createSequence; |
---|
2283 | delete p.defer; |
---|
2284 | delete p.createDelegate; |
---|
2285 | delete p.createCallback; |
---|
2286 | delete p.createInterceptor; |
---|
2287 | |
---|
2288 | window.detachEvent("onunload", fnCleanUp); |
---|
2289 | } |
---|
2290 | window.attachEvent("onunload", fnCleanUp); |
---|
2291 | } |
---|
2292 | })(); |
---|