1 | /*
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2 | * Autocomplete - jQuery plugin 1.1pre
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3 | *
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4 | * Copyright (c) 2007 Dylan Verheul, Dan G. Switzer, Anjesh Tuladhar, Jörn Zaefferer
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5 | *
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6 | * Dual licensed under the MIT and GPL licenses:
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7 | * http://www.opensource.org/licenses/mit-license.php
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8 | * http://www.gnu.org/licenses/gpl.html
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9 | *
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10 | * Revision: $Id: jquery.autocomplete.js 5785 2008-07-12 10:37:33Z joern.zaefferer $
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11 | *
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12 | */
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13 |
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14 | ;(function($) {
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15 |
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16 | $.fn.extend({
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17 | autocomplete: function(urlOrData, options) {
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18 | var isUrl = typeof urlOrData == "string";
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19 | options = $.extend({}, $.Autocompleter.defaults, {
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20 | url: isUrl ? urlOrData : null,
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21 | data: isUrl ? null : urlOrData,
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22 | delay: isUrl ? $.Autocompleter.defaults.delay : 10,
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23 | max: options && !options.scroll ? 10 : 150
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24 | }, options);
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25 |
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26 | // if highlight is set to false, replace it with a do-nothing function
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27 | options.highlight = options.highlight || function(value) { return value; };
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28 |
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29 | // if the formatMatch option is not specified, then use formatItem for backwards compatibility
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30 | options.formatMatch = options.formatMatch || options.formatItem;
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31 |
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32 | return this.each(function() {
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33 | new $.Autocompleter(this, options);
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34 | });
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35 | },
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36 | result: function(handler) {
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37 | return this.bind("result", handler);
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38 | },
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39 | search: function(handler) {
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40 | return this.trigger("search", [handler]);
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41 | },
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42 | flushCache: function() {
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43 | return this.trigger("flushCache");
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44 | },
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45 | setOptions: function(options){
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46 | return this.trigger("setOptions", [options]);
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47 | },
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48 | unautocomplete: function() {
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49 | return this.trigger("unautocomplete");
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50 | }
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51 | });
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52 |
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53 | $.Autocompleter = function(input, options) {
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54 |
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55 | var KEY = {
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56 | UP: 38,
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57 | DOWN: 40,
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58 | DEL: 46,
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59 | TAB: 9,
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60 | RETURN: 13,
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61 | ESC: 27,
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62 | COMMA: 188,
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63 | PAGEUP: 33,
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64 | PAGEDOWN: 34,
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65 | BACKSPACE: 8
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66 | };
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67 |
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68 | // Create $ object for input element
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69 | var $input = $(input).attr("autocomplete", "off").addClass(options.inputClass);
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70 |
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71 | var timeout;
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72 | var previousValue = "";
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73 | var cache = $.Autocompleter.Cache(options);
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74 | var hasFocus = 0;
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75 | var lastKeyPressCode;
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76 | var config = {
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77 | mouseDownOnSelect: false
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78 | };
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79 | var select = $.Autocompleter.Select(options, input, selectCurrent, config);
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80 |
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81 | var blockSubmit;
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82 |
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83 | // prevent form submit in opera when selecting with return key
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84 | $.browser.opera && $(input.form).bind("submit.autocomplete", function() {
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85 | if (blockSubmit) {
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86 | blockSubmit = false;
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87 | return false;
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88 | }
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89 | });
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90 |
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91 | // only opera doesn't trigger keydown multiple times while pressed, others don't work with keypress at all
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92 | $input.bind(($.browser.opera ? "keypress" : "keydown") + ".autocomplete", function(event) {
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93 | // track last key pressed
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94 | lastKeyPressCode = event.keyCode;
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95 | switch(event.keyCode) {
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96 |
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97 | case KEY.UP:
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98 | event.preventDefault();
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99 | if ( select.visible() ) {
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100 | select.prev();
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101 | } else {
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102 | onChange(0, true);
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103 | }
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104 | break;
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105 |
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106 | case KEY.DOWN:
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107 | event.preventDefault();
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108 | if ( select.visible() ) {
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109 | select.next();
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110 | } else {
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111 | onChange(0, true);
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112 | }
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113 | break;
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114 |
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115 | case KEY.PAGEUP:
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116 | event.preventDefault();
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117 | if ( select.visible() ) {
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118 | select.pageUp();
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119 | } else {
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120 | onChange(0, true);
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121 | }
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122 | break;
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123 |
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124 | case KEY.PAGEDOWN:
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125 | event.preventDefault();
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126 | if ( select.visible() ) {
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127 | select.pageDown();
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128 | } else {
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129 | onChange(0, true);
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130 | }
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131 | break;
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132 |
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133 | // matches also semicolon
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134 | case options.multiple && $.trim(options.multipleSeparator) == "," && KEY.COMMA:
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135 | case KEY.TAB:
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136 | case KEY.RETURN:
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137 | if( selectCurrent() ) {
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138 | // stop default to prevent a form submit, Opera needs special handling
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139 | event.preventDefault();
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140 | blockSubmit = true;
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141 | return false;
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142 | }
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143 | break;
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144 |
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145 | case KEY.ESC:
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146 | select.hide();
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147 | break;
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148 |
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149 | default:
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150 | clearTimeout(timeout);
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151 | timeout = setTimeout(onChange, options.delay);
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152 | break;
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153 | }
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154 | }).focus(function(){
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155 | // track whether the field has focus, we shouldn't process any
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156 | // results if the field no longer has focus
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157 | hasFocus++;
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158 | }).blur(function() {
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159 | hasFocus = 0;
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160 | if (!config.mouseDownOnSelect) {
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161 | hideResults();
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162 | }
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163 | }).click(function() {
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164 | // show select when clicking in a focused field
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165 | if ( hasFocus++ > 1 && !select.visible() ) {
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166 | onChange(0, true);
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167 | }
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168 | }).bind("search", function() {
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169 | // TODO why not just specifying both arguments?
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170 | var fn = (arguments.length > 1) ? arguments[1] : null;
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171 | function findValueCallback(q, data) {
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172 | var result;
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173 | if( data && data.length ) {
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174 | for (var i=0; i < data.length; i++) {
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175 | if( data[i].result.toLowerCase() == q.toLowerCase() ) {
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176 | result = data[i];
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177 | break;
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178 | }
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179 | }
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180 | }
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181 | if( typeof fn == "function" ) fn(result);
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182 | else $input.trigger("result", result && [result.data, result.value]);
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183 | }
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184 | $.each(trimWords($input.val()), function(i, value) {
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185 | request(value, findValueCallback, findValueCallback);
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186 | });
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187 | }).bind("flushCache", function() {
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188 | cache.flush();
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189 | }).bind("setOptions", function() {
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190 | $.extend(options, arguments[1]);
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191 | // if we've updated the data, repopulate
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192 | if ( "data" in arguments[1] )
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193 | cache.populate();
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194 | }).bind("unautocomplete", function() {
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195 | select.unbind();
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196 | $input.unbind();
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197 | $(input.form).unbind(".autocomplete");
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198 | });
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199 |
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200 |
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201 | function selectCurrent() {
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202 | var selected = select.selected();
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203 | if( !selected )
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204 | return false;
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205 |
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206 | var v = selected.result;
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207 | previousValue = v;
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208 |
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209 | if ( options.multiple ) {
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210 | var words = trimWords($input.val());
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211 | if ( words.length > 1 ) {
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212 | v = words.slice(0, words.length - 1).join( options.multipleSeparator ) + options.multipleSeparator + v;
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213 | }
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214 | v += options.multipleSeparator;
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215 | }
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216 |
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217 | $input.val(v);
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218 | hideResultsNow();
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219 | $input.trigger("result", [selected.data, selected.value]);
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220 | return true;
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221 | }
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222 |
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223 | function onChange(crap, skipPrevCheck) {
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224 | if( lastKeyPressCode == KEY.DEL ) {
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225 | select.hide();
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226 | return;
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227 | }
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228 |
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229 | var currentValue = $input.val();
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230 |
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231 | if ( !skipPrevCheck && currentValue == previousValue )
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232 | return;
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233 |
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234 | previousValue = currentValue;
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235 |
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236 | currentValue = lastWord(currentValue);
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237 | if ( currentValue.length >= options.minChars) {
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238 | $input.addClass(options.loadingClass);
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239 | if (!options.matchCase)
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240 | currentValue = currentValue.toLowerCase();
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241 | request(currentValue, receiveData, hideResultsNow);
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242 | } else {
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243 | stopLoading();
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244 | select.hide();
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245 | }
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246 | };
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247 |
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248 | function trimWords(value) {
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249 | if ( !value ) {
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250 | return [""];
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251 | }
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252 | var words = value.split( options.multipleSeparator );
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253 | var result = [];
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254 | $.each(words, function(i, value) {
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255 | if ( $.trim(value) )
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256 | result[i] = $.trim(value);
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257 | });
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258 | return result;
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259 | }
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260 |
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261 | function lastWord(value) {
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262 | if ( !options.multiple )
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263 | return value;
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264 | var words = trimWords(value);
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265 | return words[words.length - 1];
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266 | }
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267 |
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268 | // fills in the input box w/the first match (assumed to be the best match)
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269 | // q: the term entered
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270 | // sValue: the first matching result
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271 | function autoFill(q, sValue){
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272 | // autofill in the complete box w/the first match as long as the user hasn't entered in more data
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273 | // if the last user key pressed was backspace, don't autofill
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274 | if( options.autoFill && (lastWord($input.val()).toLowerCase() == q.toLowerCase()) && lastKeyPressCode != KEY.BACKSPACE ) {
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275 | // fill in the value (keep the case the user has typed)
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276 | $input.val($input.val() + sValue.substring(lastWord(previousValue).length));
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277 | // select the portion of the value not typed by the user (so the next character will erase)
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278 | $.Autocompleter.Selection(input, previousValue.length, previousValue.length + sValue.length);
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279 | }
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280 | };
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281 |
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282 | function hideResults() {
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283 | clearTimeout(timeout);
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284 | timeout = setTimeout(hideResultsNow, 200);
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285 | };
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286 |
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287 | function hideResultsNow() {
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288 | var wasVisible = select.visible();
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289 | select.hide();
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290 | clearTimeout(timeout);
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291 | stopLoading();
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292 | if (options.mustMatch) {
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293 | // call search and run callback
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294 | $input.search(
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295 | function (result){
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296 | // if no value found, clear the input box
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297 | if( !result ) {
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298 | if (options.multiple) {
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299 | var words = trimWords($input.val()).slice(0, -1);
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300 | $input.val( words.join(options.multipleSeparator) + (words.length ? options.multipleSeparator : "") );
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301 | }
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302 | else
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303 | $input.val( "" );
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304 | }
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305 | }
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306 | );
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307 | }
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308 | if (wasVisible)
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309 | // position cursor at end of input field
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310 | $.Autocompleter.Selection(input, input.value.length, input.value.length);
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311 | };
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312 |
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313 | function receiveData(q, data) {
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314 | if ( data && data.length && hasFocus ) {
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315 | stopLoading();
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316 | select.display(data, q);
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317 | autoFill(q, data[0].value);
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318 | select.show();
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319 | } else {
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320 | hideResultsNow();
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321 | }
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322 | };
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323 |
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324 | function request(term, success, failure) {
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325 | if (!options.matchCase)
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326 | term = term.toLowerCase();
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327 | var data = cache.load(term);
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328 | // recieve the cached data
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329 | if (data && data.length) {
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330 | success(term, data);
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331 | // if an AJAX url has been supplied, try loading the data now
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332 | } else if( (typeof options.url == "string") && (options.url.length > 0) ){
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333 |
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334 | var extraParams = {
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335 | timestamp: +new Date()
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336 | };
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337 | $.each(options.extraParams, function(key, param) {
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338 | extraParams[key] = typeof param == "function" ? param() : param;
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339 | });
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340 |
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341 | $.ajax({
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342 | // try to leverage ajaxQueue plugin to abort previous requests
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343 | mode: "abort",
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344 | // limit abortion to this input
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345 | port: "autocomplete" + input.name,
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346 | dataType: options.dataType,
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347 | url: options.url,
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348 | data: $.extend({
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349 | q: lastWord(term),
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350 | limit: options.max
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351 | }, extraParams),
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352 | success: function(data) {
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353 | var parsed = options.parse && options.parse(data) || parse(data);
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354 | cache.add(term, parsed);
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355 | success(term, parsed);
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356 | }
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357 | });
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358 | } else {
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359 | // if we have a failure, we need to empty the list -- this prevents the the [TAB] key from selecting the last successful match
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360 | select.emptyList();
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361 | failure(term);
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362 | }
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363 | };
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364 |
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365 | function parse(data) {
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366 | var parsed = [];
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367 | var rows = data.split("\n");
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368 | for (var i=0; i < rows.length; i++) {
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369 | var row = $.trim(rows[i]);
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370 | if (row) {
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371 | row = row.split("|");
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372 | parsed[parsed.length] = {
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373 | data: row,
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374 | value: row[0],
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375 | result: options.formatResult && options.formatResult(row, row[0]) || row[0]
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376 | };
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377 | }
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378 | }
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379 | return parsed;
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380 | };
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381 |
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382 | function stopLoading() {
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383 | $input.removeClass(options.loadingClass);
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384 | };
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385 |
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386 | };
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387 |
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388 | $.Autocompleter.defaults = {
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389 | inputClass: "ac_input",
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390 | resultsClass: "ac_results",
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391 | loadingClass: "ac_loading",
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392 | minChars: 1,
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393 | delay: 400,
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394 | matchCase: false,
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395 | matchSubset: true,
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396 | matchContains: false,
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397 | cacheLength: 10,
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398 | max: 100,
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399 | mustMatch: false,
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400 | extraParams: {},
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401 | selectFirst: true,
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402 | formatItem: function(row) { return row[0]; },
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403 | formatMatch: null,
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404 | autoFill: false,
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405 | width: 0,
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406 | multiple: false,
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407 | multipleSeparator: ", ",
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408 | highlight: function(value, term) {
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409 | return value.replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + term.replace(/([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi, "\\$1") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>");
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410 | },
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411 | scroll: true,
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412 | scrollHeight: 180
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413 | };
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414 |
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415 | $.Autocompleter.Cache = function(options) {
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416 |
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417 | var data = {};
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418 | var length = 0;
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419 |
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420 | function matchSubset(s, sub) {
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421 | if (!options.matchCase)
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422 | s = s.toLowerCase();
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423 | var i = s.indexOf(sub);
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424 | if (options.matchContains == "word"){
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425 | i = s.toLowerCase().search("\\b" + sub.toLowerCase());
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426 | }
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427 | if (i == -1) return false;
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428 | return i == 0 || options.matchContains;
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429 | };
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430 |
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431 | function add(q, value) {
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432 | if (length > options.cacheLength){
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433 | flush();
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434 | }
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435 | if (!data[q]){
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436 | length++;
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437 | }
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438 | data[q] = value;
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439 | }
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440 |
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441 | function populate(){
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442 | if( !options.data ) return false;
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443 | // track the matches
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444 | var stMatchSets = {},
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445 | nullData = 0;
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446 |
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447 | // no url was specified, we need to adjust the cache length to make sure it fits the local data store
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448 | if( !options.url ) options.cacheLength = 1;
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449 |
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450 | // track all options for minChars = 0
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451 | stMatchSets[""] = [];
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452 |
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453 | // loop through the array and create a lookup structure
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454 | for ( var i = 0, ol = options.data.length; i < ol; i++ ) {
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455 | var rawValue = options.data[i];
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456 | // if rawValue is a string, make an array otherwise just reference the array
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457 | rawValue = (typeof rawValue == "string") ? [rawValue] : rawValue;
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458 |
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459 | var value = options.formatMatch(rawValue, i+1, options.data.length);
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460 | if ( value === false )
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461 | continue;
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462 |
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463 | var firstChar = value.charAt(0).toLowerCase();
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464 | // if no lookup array for this character exists, look it up now
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465 | if( !stMatchSets[firstChar] )
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466 | stMatchSets[firstChar] = [];
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467 |
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468 | // if the match is a string
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469 | var row = {
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470 | value: value,
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471 | data: rawValue,
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472 | result: options.formatResult && options.formatResult(rawValue) || value
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473 | };
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474 |
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475 | // push the current match into the set list
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476 | stMatchSets[firstChar].push(row);
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477 |
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478 | // keep track of minChars zero items
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479 | if ( nullData++ < options.max ) {
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480 | stMatchSets[""].push(row);
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481 | }
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482 | };
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483 |
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484 | // add the data items to the cache
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485 | $.each(stMatchSets, function(i, value) {
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486 | // increase the cache size
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487 | options.cacheLength++;
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488 | // add to the cache
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489 | add(i, value);
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490 | });
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491 | }
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492 |
|
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493 | // populate any existing data
|
---|
494 | setTimeout(populate, 25);
|
---|
495 |
|
---|
496 | function flush(){
|
---|
497 | data = {};
|
---|
498 | length = 0;
|
---|
499 | }
|
---|
500 |
|
---|
501 | return {
|
---|
502 | flush: flush,
|
---|
503 | add: add,
|
---|
504 | populate: populate,
|
---|
505 | load: function(q) {
|
---|
506 | if (!options.cacheLength || !length)
|
---|
507 | return null;
|
---|
508 | /*
|
---|
509 | * if dealing w/local data and matchContains than we must make sure
|
---|
510 | * to loop through all the data collections looking for matches
|
---|
511 | */
|
---|
512 | if( !options.url && options.matchContains ){
|
---|
513 | // track all matches
|
---|
514 | var csub = [];
|
---|
515 | // loop through all the data grids for matches
|
---|
516 | for( var k in data ){
|
---|
517 | // don't search through the stMatchSets[""] (minChars: 0) cache
|
---|
518 | // this prevents duplicates
|
---|
519 | if( k.length > 0 ){
|
---|
520 | var c = data[k];
|
---|
521 | $.each(c, function(i, x) {
|
---|
522 | // if we've got a match, add it to the array
|
---|
523 | if (matchSubset(x.value, q)) {
|
---|
524 | csub.push(x);
|
---|
525 | }
|
---|
526 | });
|
---|
527 | }
|
---|
528 | }
|
---|
529 | return csub;
|
---|
530 | } else
|
---|
531 | // if the exact item exists, use it
|
---|
532 | if (data[q]){
|
---|
533 | return data[q];
|
---|
534 | } else
|
---|
535 | if (options.matchSubset) {
|
---|
536 | for (var i = q.length - 1; i >= options.minChars; i--) {
|
---|
537 | var c = data[q.substr(0, i)];
|
---|
538 | if (c) {
|
---|
539 | var csub = [];
|
---|
540 | $.each(c, function(i, x) {
|
---|
541 | if (matchSubset(x.value, q)) {
|
---|
542 | csub[csub.length] = x;
|
---|
543 | }
|
---|
544 | });
|
---|
545 | return csub;
|
---|
546 | }
|
---|
547 | }
|
---|
548 | }
|
---|
549 | return null;
|
---|
550 | }
|
---|
551 | };
|
---|
552 | };
|
---|
553 |
|
---|
554 | $.Autocompleter.Select = function (options, input, select, config) {
|
---|
555 | var CLASSES = {
|
---|
556 | ACTIVE: "ac_over"
|
---|
557 | };
|
---|
558 |
|
---|
559 | var listItems,
|
---|
560 | active = -1,
|
---|
561 | data,
|
---|
562 | term = "",
|
---|
563 | needsInit = true,
|
---|
564 | element,
|
---|
565 | list;
|
---|
566 |
|
---|
567 | // Create results
|
---|
568 | function init() {
|
---|
569 | if (!needsInit)
|
---|
570 | return;
|
---|
571 | element = $("<div/>")
|
---|
572 | .hide()
|
---|
573 | .addClass(options.resultsClass)
|
---|
574 | .css("position", "absolute")
|
---|
575 | .appendTo(document.body);
|
---|
576 |
|
---|
577 | list = $("<ul/>").appendTo(element).mouseover( function(event) {
|
---|
578 | if(target(event).nodeName && target(event).nodeName.toUpperCase() == 'LI') {
|
---|
579 | active = $("li", list).removeClass(CLASSES.ACTIVE).index(target(event));
|
---|
580 | $(target(event)).addClass(CLASSES.ACTIVE);
|
---|
581 | }
|
---|
582 | }).click(function(event) {
|
---|
583 | $(target(event)).addClass(CLASSES.ACTIVE);
|
---|
584 | select();
|
---|
585 | // TODO provide option to avoid setting focus again after selection? useful for cleanup-on-focus
|
---|
586 | input.focus();
|
---|
587 | return false;
|
---|
588 | }).mousedown(function() {
|
---|
589 | config.mouseDownOnSelect = true;
|
---|
590 | }).mouseup(function() {
|
---|
591 | config.mouseDownOnSelect = false;
|
---|
592 | });
|
---|
593 |
|
---|
594 | if( options.width > 0 )
|
---|
595 | element.css("width", options.width);
|
---|
596 |
|
---|
597 | needsInit = false;
|
---|
598 | }
|
---|
599 |
|
---|
600 | function target(event) {
|
---|
601 | var element = event.target;
|
---|
602 | while(element && element.tagName != "LI")
|
---|
603 | element = element.parentNode;
|
---|
604 | // more fun with IE, sometimes event.target is empty, just ignore it then
|
---|
605 | if(!element)
|
---|
606 | return [];
|
---|
607 | return element;
|
---|
608 | }
|
---|
609 |
|
---|
610 | function moveSelect(step) {
|
---|
611 | listItems.slice(active, active + 1).removeClass(CLASSES.ACTIVE);
|
---|
612 | movePosition(step);
|
---|
613 | var activeItem = listItems.slice(active, active + 1).addClass(CLASSES.ACTIVE);
|
---|
614 | if(options.scroll) {
|
---|
615 | var offset = 0;
|
---|
616 | listItems.slice(0, active).each(function() {
|
---|
617 | offset += this.offsetHeight;
|
---|
618 | });
|
---|
619 | if((offset + activeItem[0].offsetHeight - list.scrollTop()) > list[0].clientHeight) {
|
---|
620 | list.scrollTop(offset + activeItem[0].offsetHeight - list.innerHeight());
|
---|
621 | } else if(offset < list.scrollTop()) {
|
---|
622 | list.scrollTop(offset);
|
---|
623 | }
|
---|
624 | }
|
---|
625 | };
|
---|
626 |
|
---|
627 | function movePosition(step) {
|
---|
628 | active += step;
|
---|
629 | if (active < 0) {
|
---|
630 | active = listItems.size() - 1;
|
---|
631 | } else if (active >= listItems.size()) {
|
---|
632 | active = 0;
|
---|
633 | }
|
---|
634 | }
|
---|
635 |
|
---|
636 | function limitNumberOfItems(available) {
|
---|
637 | return options.max && options.max < available
|
---|
638 | ? options.max
|
---|
639 | : available;
|
---|
640 | }
|
---|
641 |
|
---|
642 | function fillList() {
|
---|
643 | list.empty();
|
---|
644 | var max = limitNumberOfItems(data.length);
|
---|
645 | for (var i=0; i < max; i++) {
|
---|
646 | if (!data[i])
|
---|
647 | continue;
|
---|
648 | var formatted = options.formatItem(data[i].data, i+1, max, data[i].value, term);
|
---|
649 | if ( formatted === false )
|
---|
650 | continue;
|
---|
651 | var li = $("<li/>").html( options.highlight(formatted, term) ).addClass(i%2 == 0 ? "ac_even" : "ac_odd").appendTo(list)[0];
|
---|
652 | $.data(li, "ac_data", data[i]);
|
---|
653 | }
|
---|
654 | listItems = list.find("li");
|
---|
655 | if ( options.selectFirst ) {
|
---|
656 | listItems.slice(0, 1).addClass(CLASSES.ACTIVE);
|
---|
657 | active = 0;
|
---|
658 | }
|
---|
659 | // apply bgiframe if available
|
---|
660 | if ( $.fn.bgiframe )
|
---|
661 | list.bgiframe();
|
---|
662 | }
|
---|
663 |
|
---|
664 | return {
|
---|
665 | display: function(d, q) {
|
---|
666 | init();
|
---|
667 | data = d;
|
---|
668 | term = q;
|
---|
669 | fillList();
|
---|
670 | },
|
---|
671 | next: function() {
|
---|
672 | moveSelect(1);
|
---|
673 | },
|
---|
674 | prev: function() {
|
---|
675 | moveSelect(-1);
|
---|
676 | },
|
---|
677 | pageUp: function() {
|
---|
678 | if (active != 0 && active - 8 < 0) {
|
---|
679 | moveSelect( -active );
|
---|
680 | } else {
|
---|
681 | moveSelect(-8);
|
---|
682 | }
|
---|
683 | },
|
---|
684 | pageDown: function() {
|
---|
685 | if (active != listItems.size() - 1 && active + 8 > listItems.size()) {
|
---|
686 | moveSelect( listItems.size() - 1 - active );
|
---|
687 | } else {
|
---|
688 | moveSelect(8);
|
---|
689 | }
|
---|
690 | },
|
---|
691 | hide: function() {
|
---|
692 | element && element.hide();
|
---|
693 | listItems && listItems.removeClass(CLASSES.ACTIVE);
|
---|
694 | active = -1;
|
---|
695 | },
|
---|
696 | visible : function() {
|
---|
697 | return element && element.is(":visible");
|
---|
698 | },
|
---|
699 | current: function() {
|
---|
700 | return this.visible() && (listItems.filter("." + CLASSES.ACTIVE)[0] || options.selectFirst && listItems[0]);
|
---|
701 | },
|
---|
702 | show: function() {
|
---|
703 | var offset = $(input).offset();
|
---|
704 | element.css({
|
---|
705 | width: typeof options.width == "string" || options.width > 0 ? options.width : $(input).width(),
|
---|
706 | top: offset.top + input.offsetHeight,
|
---|
707 | left: offset.left
|
---|
708 | }).show();
|
---|
709 | if(options.scroll) {
|
---|
710 | list.scrollTop(0);
|
---|
711 | list.css({
|
---|
712 | maxHeight: options.scrollHeight,
|
---|
713 | overflow: 'auto'
|
---|
714 | });
|
---|
715 |
|
---|
716 | if($.browser.msie && typeof document.body.style.maxHeight === "undefined") {
|
---|
717 | var listHeight = 0;
|
---|
718 | listItems.each(function() {
|
---|
719 | listHeight += this.offsetHeight;
|
---|
720 | });
|
---|
721 | var scrollbarsVisible = listHeight > options.scrollHeight;
|
---|
722 | list.css('height', scrollbarsVisible ? options.scrollHeight : listHeight );
|
---|
723 | if (!scrollbarsVisible) {
|
---|
724 | // IE doesn't recalculate width when scrollbar disappears
|
---|
725 | listItems.width( list.width() - parseInt(listItems.css("padding-left")) - parseInt(listItems.css("padding-right")) );
|
---|
726 | }
|
---|
727 | }
|
---|
728 |
|
---|
729 | }
|
---|
730 | },
|
---|
731 | selected: function() {
|
---|
732 | var selected = listItems && listItems.filter("." + CLASSES.ACTIVE).removeClass(CLASSES.ACTIVE);
|
---|
733 | return selected && selected.length && $.data(selected[0], "ac_data");
|
---|
734 | },
|
---|
735 | emptyList: function (){
|
---|
736 | list && list.empty();
|
---|
737 | },
|
---|
738 | unbind: function() {
|
---|
739 | element && element.remove();
|
---|
740 | }
|
---|
741 | };
|
---|
742 | };
|
---|
743 |
|
---|
744 | $.Autocompleter.Selection = function(field, start, end) {
|
---|
745 | if( field.createTextRange ){
|
---|
746 | var selRange = field.createTextRange();
|
---|
747 | selRange.collapse(true);
|
---|
748 | selRange.moveStart("character", start);
|
---|
749 | selRange.moveEnd("character", end);
|
---|
750 | selRange.select();
|
---|
751 | } else if( field.setSelectionRange ){
|
---|
752 | field.setSelectionRange(start, end);
|
---|
753 | } else {
|
---|
754 | if( field.selectionStart ){
|
---|
755 | field.selectionStart = start;
|
---|
756 | field.selectionEnd = end;
|
---|
757 | }
|
---|
758 | }
|
---|
759 | field.focus();
|
---|
760 | };
|
---|
761 |
|
---|
762 | })(jQuery); |
---|