1 | /* |
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2 | * Gritter for jQuery |
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3 | * http://www.boedesign.com/ |
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4 | * |
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5 | * Copyright (c) 2012 Jordan Boesch |
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6 | * Dual licensed under the MIT and GPL licenses. |
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7 | * |
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8 | * Date: February 24, 2012 |
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9 | * Version: 1.7.4 |
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10 | */ |
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11 | |
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12 | (function($){ |
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13 | |
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14 | /** |
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15 | * Set it up as an object under the jQuery namespace |
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16 | */ |
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17 | $.gritter = {}; |
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18 | |
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19 | /** |
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20 | * Set up global options that the user can over-ride |
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21 | */ |
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22 | $.gritter.options = { |
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23 | position: '', |
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24 | class_name: '', // could be set to 'gritter-light' to use white notifications |
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25 | fade_in_speed: 'medium', // how fast notifications fade in |
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26 | fade_out_speed: 1000, // how fast the notices fade out |
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27 | time: 6000 // hang on the screen for... |
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28 | } |
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29 | |
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30 | /** |
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31 | * Add a gritter notification to the screen |
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32 | * @see Gritter#add(); |
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33 | */ |
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34 | $.gritter.add = function(params){ |
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35 | |
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36 | try { |
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37 | return Gritter.add(params || {}); |
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38 | } catch(e) { |
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39 | |
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40 | var err = 'Gritter Error: ' + e; |
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41 | (typeof(console) != 'undefined' && console.error) ? |
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42 | console.error(err, params) : |
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43 | alert(err); |
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44 | |
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45 | } |
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46 | |
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47 | } |
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48 | |
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49 | /** |
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50 | * Remove a gritter notification from the screen |
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51 | * @see Gritter#removeSpecific(); |
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52 | */ |
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53 | $.gritter.remove = function(id, params){ |
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54 | Gritter.removeSpecific(id, params || {}); |
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55 | } |
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56 | |
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57 | /** |
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58 | * Remove all notifications |
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59 | * @see Gritter#stop(); |
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60 | */ |
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61 | $.gritter.removeAll = function(params){ |
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62 | Gritter.stop(params || {}); |
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63 | } |
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64 | |
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65 | /** |
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66 | * Big fat Gritter object |
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67 | * @constructor (not really since its object literal) |
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68 | */ |
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69 | var Gritter = { |
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70 | |
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71 | // Public - options to over-ride with $.gritter.options in "add" |
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72 | position: '', |
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73 | fade_in_speed: '', |
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74 | fade_out_speed: '', |
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75 | time: '', |
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76 | |
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77 | // Private - no touchy the private parts |
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78 | _custom_timer: 0, |
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79 | _item_count: 0, |
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80 | _is_setup: 0, |
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81 | _tpl_close: '<div class="gritter-close"></div>', |
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82 | _tpl_title: '<span class="gritter-title">[[title]]</span>', |
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83 | _tpl_item: '<div id="gritter-item-[[number]]" class="gritter-item-wrapper [[item_class]]" style="display:none"><div class="gritter-top"></div><div class="gritter-item">[[close]][[image]]<div class="[[class_name]]">[[title]]<p>[[text]]</p></div><div style="clear:both"></div></div><div class="gritter-bottom"></div></div>', |
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84 | _tpl_wrap: '<div id="gritter-notice-wrapper"></div>', |
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85 | |
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86 | /** |
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87 | * Add a gritter notification to the screen |
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88 | * @param {Object} params The object that contains all the options for drawing the notification |
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89 | * @return {Integer} The specific numeric id to that gritter notification |
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90 | */ |
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91 | add: function(params){ |
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92 | // Handle straight text |
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93 | if(typeof(params) == 'string'){ |
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94 | params = {text:params}; |
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95 | } |
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96 | |
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97 | // We might have some issues if we don't have a title or text! |
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98 | if(params.text === null){ |
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99 | throw 'You must supply "text" parameter.'; |
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100 | } |
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101 | |
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102 | // Check the options and set them once |
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103 | if(!this._is_setup){ |
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104 | this._runSetup(); |
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105 | } |
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106 | |
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107 | // Basics |
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108 | var title = params.title, |
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109 | text = params.text, |
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110 | image = params.image || '', |
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111 | sticky = params.sticky || false, |
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112 | item_class = params.class_name || $.gritter.options.class_name, |
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113 | position = $.gritter.options.position, |
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114 | time_alive = params.time || ''; |
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115 | |
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116 | this._verifyWrapper(); |
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117 | |
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118 | this._item_count++; |
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119 | var number = this._item_count, |
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120 | tmp = this._tpl_item; |
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121 | |
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122 | // Assign callbacks |
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123 | $(['before_open', 'after_open', 'before_close', 'after_close']).each(function(i, val){ |
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124 | Gritter['_' + val + '_' + number] = ($.isFunction(params[val])) ? params[val] : function(){} |
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125 | }); |
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126 | |
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127 | // Reset |
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128 | this._custom_timer = 0; |
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129 | |
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130 | // A custom fade time set |
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131 | if(time_alive){ |
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132 | this._custom_timer = time_alive; |
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133 | } |
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134 | |
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135 | var image_str = (image != '') ? '<img src="' + image + '" class="gritter-image" />' : '', |
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136 | class_name = (image != '') ? 'gritter-with-image' : 'gritter-without-image'; |
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137 | |
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138 | // String replacements on the template |
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139 | if(title){ |
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140 | title = this._str_replace('[[title]]',title,this._tpl_title); |
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141 | }else{ |
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142 | title = ''; |
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143 | } |
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144 | |
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145 | tmp = this._str_replace( |
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146 | ['[[title]]', '[[text]]', '[[close]]', '[[image]]', '[[number]]', '[[class_name]]', '[[item_class]]'], |
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147 | [title, text, this._tpl_close, image_str, this._item_count, class_name, item_class], tmp |
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148 | ); |
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149 | |
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150 | // If it's false, don't show another gritter message |
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151 | if(this['_before_open_' + number]() === false){ |
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152 | return false; |
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153 | } |
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154 | |
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155 | $('#gritter-notice-wrapper').addClass(position).append(tmp); |
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156 | |
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157 | var item = $('#gritter-item-' + this._item_count); |
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158 | |
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159 | item.fadeIn(this.fade_in_speed, function(){ |
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160 | Gritter['_after_open_' + number]($(this)); |
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161 | }); |
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162 | |
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163 | if(!sticky){ |
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164 | this._setFadeTimer(item, number); |
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165 | } |
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166 | |
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167 | // Bind the hover/unhover states |
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168 | $(item).bind('mouseenter mouseleave', function(event){ |
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169 | if(event.type == 'mouseenter'){ |
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170 | if(!sticky){ |
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171 | Gritter._restoreItemIfFading($(this), number); |
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172 | } |
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173 | } |
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174 | else { |
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175 | if(!sticky){ |
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176 | Gritter._setFadeTimer($(this), number); |
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177 | } |
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178 | } |
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179 | Gritter._hoverState($(this), event.type); |
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180 | }); |
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181 | |
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182 | // Clicking (X) makes the perdy thing close |
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183 | $(item).find('.gritter-close').click(function(){ |
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184 | Gritter.removeSpecific(number, {}, null, true); |
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185 | }); |
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186 | |
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187 | return number; |
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188 | |
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189 | }, |
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190 | |
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191 | /** |
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192 | * If we don't have any more gritter notifications, get rid of the wrapper using this check |
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193 | * @private |
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194 | * @param {Integer} unique_id The ID of the element that was just deleted, use it for a callback |
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195 | * @param {Object} e The jQuery element that we're going to perform the remove() action on |
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196 | * @param {Boolean} manual_close Did we close the gritter dialog with the (X) button |
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197 | */ |
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198 | _countRemoveWrapper: function(unique_id, e, manual_close){ |
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199 | |
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200 | // Remove it then run the callback function |
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201 | e.remove(); |
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202 | this['_after_close_' + unique_id](e, manual_close); |
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203 | |
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204 | // Check if the wrapper is empty, if it is.. remove the wrapper |
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205 | if($('.gritter-item-wrapper').length == 0){ |
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206 | $('#gritter-notice-wrapper').remove(); |
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207 | } |
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208 | |
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209 | }, |
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210 | |
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211 | /** |
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212 | * Fade out an element after it's been on the screen for x amount of time |
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213 | * @private |
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214 | * @param {Object} e The jQuery element to get rid of |
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215 | * @param {Integer} unique_id The id of the element to remove |
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216 | * @param {Object} params An optional list of params to set fade speeds etc. |
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217 | * @param {Boolean} unbind_events Unbind the mouseenter/mouseleave events if they click (X) |
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218 | */ |
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219 | _fade: function(e, unique_id, params, unbind_events){ |
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220 | |
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221 | var params = params || {}, |
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222 | fade = (typeof(params.fade) != 'undefined') ? params.fade : true, |
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223 | fade_out_speed = params.speed || this.fade_out_speed, |
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224 | manual_close = unbind_events; |
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225 | |
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226 | this['_before_close_' + unique_id](e, manual_close); |
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227 | |
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228 | // If this is true, then we are coming from clicking the (X) |
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229 | if(unbind_events){ |
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230 | e.unbind('mouseenter mouseleave'); |
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231 | } |
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232 | |
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233 | // Fade it out or remove it |
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234 | if(fade){ |
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235 | |
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236 | e.animate({ |
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237 | opacity: 0 |
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238 | }, fade_out_speed, function(){ |
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239 | e.animate({ height: 0 }, 300, function(){ |
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240 | Gritter._countRemoveWrapper(unique_id, e, manual_close); |
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241 | }) |
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242 | }) |
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243 | |
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244 | } |
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245 | else { |
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246 | |
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247 | this._countRemoveWrapper(unique_id, e); |
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248 | |
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249 | } |
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250 | |
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251 | }, |
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252 | |
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253 | /** |
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254 | * Perform actions based on the type of bind (mouseenter, mouseleave) |
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255 | * @private |
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256 | * @param {Object} e The jQuery element |
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257 | * @param {String} type The type of action we're performing: mouseenter or mouseleave |
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258 | */ |
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259 | _hoverState: function(e, type){ |
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260 | |
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261 | // Change the border styles and add the (X) close button when you hover |
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262 | if(type == 'mouseenter'){ |
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263 | |
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264 | e.addClass('hover'); |
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265 | |
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266 | // Show close button |
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267 | e.find('.gritter-close').show(); |
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268 | |
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269 | } |
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270 | // Remove the border styles and hide (X) close button when you mouse out |
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271 | else { |
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272 | |
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273 | e.removeClass('hover'); |
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274 | |
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275 | // Hide close button |
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276 | e.find('.gritter-close').hide(); |
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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 | /** |
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283 | * Remove a specific notification based on an ID |
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284 | * @param {Integer} unique_id The ID used to delete a specific notification |
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285 | * @param {Object} params A set of options passed in to determine how to get rid of it |
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286 | * @param {Object} e The jQuery element that we're "fading" then removing |
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287 | * @param {Boolean} unbind_events If we clicked on the (X) we set this to true to unbind mouseenter/mouseleave |
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288 | */ |
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289 | removeSpecific: function(unique_id, params, e, unbind_events){ |
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290 | |
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291 | if(!e){ |
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292 | var e = $('#gritter-item-' + unique_id); |
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293 | } |
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294 | |
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295 | // We set the fourth param to let the _fade function know to |
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296 | // unbind the "mouseleave" event. Once you click (X) there's no going back! |
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297 | this._fade(e, unique_id, params || {}, unbind_events); |
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298 | |
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299 | }, |
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300 | |
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301 | /** |
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302 | * If the item is fading out and we hover over it, restore it! |
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303 | * @private |
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304 | * @param {Object} e The HTML element to remove |
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305 | * @param {Integer} unique_id The ID of the element |
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306 | */ |
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307 | _restoreItemIfFading: function(e, unique_id){ |
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308 | |
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309 | clearTimeout(this['_int_id_' + unique_id]); |
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310 | e.stop().css({ opacity: '', height: '' }); |
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311 | |
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312 | }, |
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313 | |
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314 | /** |
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315 | * Setup the global options - only once |
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316 | * @private |
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317 | */ |
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318 | _runSetup: function(){ |
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319 | |
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320 | for(opt in $.gritter.options){ |
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321 | this[opt] = $.gritter.options[opt]; |
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322 | } |
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323 | this._is_setup = 1; |
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324 | |
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325 | }, |
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326 | |
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327 | /** |
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328 | * Set the notification to fade out after a certain amount of time |
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329 | * @private |
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330 | * @param {Object} item The HTML element we're dealing with |
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331 | * @param {Integer} unique_id The ID of the element |
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332 | */ |
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333 | _setFadeTimer: function(e, unique_id){ |
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334 | |
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335 | var timer_str = (this._custom_timer) ? this._custom_timer : this.time; |
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336 | this['_int_id_' + unique_id] = setTimeout(function(){ |
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337 | Gritter._fade(e, unique_id); |
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338 | }, timer_str); |
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339 | |
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340 | }, |
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341 | |
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342 | /** |
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343 | * Bring everything to a halt |
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344 | * @param {Object} params A list of callback functions to pass when all notifications are removed |
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345 | */ |
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346 | stop: function(params){ |
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347 | |
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348 | // callbacks (if passed) |
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349 | var before_close = ($.isFunction(params.before_close)) ? params.before_close : function(){}; |
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350 | var after_close = ($.isFunction(params.after_close)) ? params.after_close : function(){}; |
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351 | |
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352 | var wrap = $('#gritter-notice-wrapper'); |
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353 | before_close(wrap); |
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354 | wrap.fadeOut(function(){ |
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355 | $(this).remove(); |
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356 | after_close(); |
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357 | }); |
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358 | |
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359 | }, |
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360 | |
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361 | /** |
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362 | * An extremely handy PHP function ported to JS, works well for templating |
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363 | * @private |
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364 | * @param {String/Array} search A list of things to search for |
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365 | * @param {String/Array} replace A list of things to replace the searches with |
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366 | * @return {String} sa The output |
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367 | */ |
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368 | _str_replace: function(search, replace, subject, count){ |
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369 | |
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370 | var i = 0, j = 0, temp = '', repl = '', sl = 0, fl = 0, |
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371 | f = [].concat(search), |
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372 | r = [].concat(replace), |
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373 | s = subject, |
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374 | ra = r instanceof Array, sa = s instanceof Array; |
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375 | s = [].concat(s); |
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376 | |
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377 | if(count){ |
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378 | this.window[count] = 0; |
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379 | } |
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380 | |
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381 | for(i = 0, sl = s.length; i < sl; i++){ |
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382 | |
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383 | if(s[i] === ''){ |
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384 | continue; |
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385 | } |
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386 | |
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387 | for (j = 0, fl = f.length; j < fl; j++){ |
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388 | |
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389 | temp = s[i] + ''; |
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390 | repl = ra ? (r[j] !== undefined ? r[j] : '') : r[0]; |
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391 | s[i] = (temp).split(f[j]).join(repl); |
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392 | |
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393 | if(count && s[i] !== temp){ |
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394 | this.window[count] += (temp.length-s[i].length) / f[j].length; |
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395 | } |
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396 | |
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397 | } |
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398 | } |
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399 | |
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400 | return sa ? s : s[0]; |
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401 | |
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402 | }, |
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403 | |
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404 | /** |
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405 | * A check to make sure we have something to wrap our notices with |
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406 | * @private |
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407 | */ |
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408 | _verifyWrapper: function(){ |
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409 | |
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410 | if($('#gritter-notice-wrapper').length == 0){ |
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411 | $('body').append(this._tpl_wrap); |
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412 | } |
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413 | |
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414 | } |
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415 | |
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416 | } |
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417 | |
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418 | })(jQuery); |
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