1 | /*
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2 | * jQuery UI Autocomplete 1.8.15
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3 | *
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4 | * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
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5 | * Dual licensed under the MIT or GPL Version 2 licenses.
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6 | * http://jquery.org/license
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7 | *
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8 | * http://docs.jquery.com/UI/Autocomplete
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9 | *
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10 | * Depends:
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11 | * jquery.ui.core.js
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12 | * jquery.ui.widget.js
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13 | * jquery.ui.position.js
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14 | */
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15 | (function( $, undefined ) {
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16 |
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17 | // used to prevent race conditions with remote data sources
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18 | var requestIndex = 0;
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19 |
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20 | $.widget( "ui.autocomplete", {
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21 | options: {
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22 | appendTo: "body",
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23 | autoFocus: false,
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24 | delay: 300,
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25 | minLength: 1,
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26 | position: {
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27 | my: "left top",
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28 | at: "left bottom",
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29 | collision: "none"
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30 | },
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31 | source: null
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32 | },
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33 |
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34 | pending: 0,
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35 |
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36 | _create: function() {
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37 | var self = this,
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38 | doc = this.element[ 0 ].ownerDocument,
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39 | suppressKeyPress;
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40 |
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41 | this.element
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42 | .addClass( "ui-autocomplete-input" )
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43 | .attr( "autocomplete", "off" )
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44 | // TODO verify these actually work as intended
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45 | .attr({
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46 | role: "textbox",
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47 | "aria-autocomplete": "list",
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48 | "aria-haspopup": "true"
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49 | })
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50 | .bind( "keydown.autocomplete", function( event ) {
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51 | if ( self.options.disabled || self.element.propAttr( "readOnly" ) ) {
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52 | return;
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53 | }
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54 |
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55 | suppressKeyPress = false;
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56 | var keyCode = $.ui.keyCode;
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57 | switch( event.keyCode ) {
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58 | case keyCode.PAGE_UP:
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59 | self._move( "previousPage", event );
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60 | break;
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61 | case keyCode.PAGE_DOWN:
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62 | self._move( "nextPage", event );
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63 | break;
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64 | case keyCode.UP:
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65 | self._move( "previous", event );
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66 | // prevent moving cursor to beginning of text field in some browsers
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67 | event.preventDefault();
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68 | break;
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69 | case keyCode.DOWN:
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70 | self._move( "next", event );
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71 | // prevent moving cursor to end of text field in some browsers
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72 | event.preventDefault();
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73 | break;
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74 | case keyCode.ENTER:
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75 | case keyCode.NUMPAD_ENTER:
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76 | // when menu is open and has focus
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77 | if ( self.menu.active ) {
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78 | // #6055 - Opera still allows the keypress to occur
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79 | // which causes forms to submit
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80 | suppressKeyPress = true;
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81 | event.preventDefault();
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82 | }
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83 | //passthrough - ENTER and TAB both select the current element
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84 | case keyCode.TAB:
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85 | if ( !self.menu.active ) {
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86 | return;
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87 | }
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88 | self.menu.select( event );
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89 | break;
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90 | case keyCode.ESCAPE:
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91 | self.element.val( self.term );
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92 | self.close( event );
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93 | break;
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94 | default:
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95 | // keypress is triggered before the input value is changed
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96 | clearTimeout( self.searching );
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97 | self.searching = setTimeout(function() {
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98 | // only search if the value has changed
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99 | if ( self.term != self.element.val() ) {
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100 | self.selectedItem = null;
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101 | self.search( null, event );
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102 | }
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103 | }, self.options.delay );
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104 | break;
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105 | }
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106 | })
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107 | .bind( "keypress.autocomplete", function( event ) {
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108 | if ( suppressKeyPress ) {
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109 | suppressKeyPress = false;
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110 | event.preventDefault();
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111 | }
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112 | })
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113 | .bind( "focus.autocomplete", function() {
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114 | if ( self.options.disabled ) {
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115 | return;
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116 | }
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117 |
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118 | self.selectedItem = null;
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119 | self.previous = self.element.val();
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120 | })
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121 | .bind( "blur.autocomplete", function( event ) {
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122 | if ( self.options.disabled ) {
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123 | return;
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124 | }
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125 |
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126 | clearTimeout( self.searching );
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127 | // clicks on the menu (or a button to trigger a search) will cause a blur event
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128 | self.closing = setTimeout(function() {
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129 | self.close( event );
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130 | self._change( event );
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131 | }, 150 );
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132 | });
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133 | this._initSource();
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134 | this.response = function() {
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135 | return self._response.apply( self, arguments );
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136 | };
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137 | this.menu = $( "<ul></ul>" )
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138 | .addClass( "ui-autocomplete" )
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139 | .appendTo( $( this.options.appendTo || "body", doc )[0] )
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140 | // prevent the close-on-blur in case of a "slow" click on the menu (long mousedown)
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141 | .mousedown(function( event ) {
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142 | // clicking on the scrollbar causes focus to shift to the body
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143 | // but we can't detect a mouseup or a click immediately afterward
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144 | // so we have to track the next mousedown and close the menu if
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145 | // the user clicks somewhere outside of the autocomplete
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146 | var menuElement = self.menu.element[ 0 ];
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147 | if ( !$( event.target ).closest( ".ui-menu-item" ).length ) {
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148 | setTimeout(function() {
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149 | $( document ).one( 'mousedown', function( event ) {
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150 | if ( event.target !== self.element[ 0 ] &&
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151 | event.target !== menuElement &&
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152 | !$.ui.contains( menuElement, event.target ) ) {
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153 | self.close();
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154 | }
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155 | });
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156 | }, 1 );
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157 | }
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158 |
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159 | // use another timeout to make sure the blur-event-handler on the input was already triggered
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160 | setTimeout(function() {
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161 | clearTimeout( self.closing );
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162 | }, 13);
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163 | })
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164 | .menu({
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165 | focus: function( event, ui ) {
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166 | var item = ui.item.data( "item.autocomplete" );
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167 | if ( false !== self._trigger( "focus", event, { item: item } ) ) {
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168 | // use value to match what will end up in the input, if it was a key event
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169 | if ( /^key/.test(event.originalEvent.type) ) {
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170 | self.element.val( item.value );
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171 | }
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172 | }
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173 | },
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174 | selected: function( event, ui ) {
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175 | var item = ui.item.data( "item.autocomplete" ),
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176 | previous = self.previous;
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177 |
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178 | // only trigger when focus was lost (click on menu)
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179 | if ( self.element[0] !== doc.activeElement ) {
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180 | self.element.focus();
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181 | self.previous = previous;
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182 | // #6109 - IE triggers two focus events and the second
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183 | // is asynchronous, so we need to reset the previous
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184 | // term synchronously and asynchronously :-(
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185 | setTimeout(function() {
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186 | self.previous = previous;
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187 | self.selectedItem = item;
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188 | }, 1);
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189 | }
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190 |
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191 | if ( false !== self._trigger( "select", event, { item: item } ) ) {
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192 | self.element.val( item.value );
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193 | }
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194 | // reset the term after the select event
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195 | // this allows custom select handling to work properly
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196 | self.term = self.element.val();
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197 |
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198 | self.close( event );
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199 | self.selectedItem = item;
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200 | },
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201 | blur: function( event, ui ) {
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202 | // don't set the value of the text field if it's already correct
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203 | // this prevents moving the cursor unnecessarily
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204 | if ( self.menu.element.is(":visible") &&
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205 | ( self.element.val() !== self.term ) ) {
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206 | self.element.val( self.term );
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207 | }
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208 | }
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209 | })
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210 | .zIndex( this.element.zIndex() + 1 )
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211 | // workaround for jQuery bug #5781 http://dev.jquery.com/ticket/5781
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212 | .css({ top: 0, left: 0 })
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213 | .hide()
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214 | .data( "menu" );
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215 | if ( $.fn.bgiframe ) {
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216 | this.menu.element.bgiframe();
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217 | }
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218 | },
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219 |
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220 | destroy: function() {
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221 | this.element
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222 | .removeClass( "ui-autocomplete-input" )
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223 | .removeAttr( "autocomplete" )
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224 | .removeAttr( "role" )
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225 | .removeAttr( "aria-autocomplete" )
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226 | .removeAttr( "aria-haspopup" );
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227 | this.menu.element.remove();
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228 | $.Widget.prototype.destroy.call( this );
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229 | },
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230 |
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231 | _setOption: function( key, value ) {
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232 | $.Widget.prototype._setOption.apply( this, arguments );
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233 | if ( key === "source" ) {
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234 | this._initSource();
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235 | }
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236 | if ( key === "appendTo" ) {
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237 | this.menu.element.appendTo( $( value || "body", this.element[0].ownerDocument )[0] )
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238 | }
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239 | if ( key === "disabled" && value && this.xhr ) {
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240 | this.xhr.abort();
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241 | }
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242 | },
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243 |
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244 | _initSource: function() {
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245 | var self = this,
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246 | array,
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247 | url;
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248 | if ( $.isArray(this.options.source) ) {
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249 | array = this.options.source;
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250 | this.source = function( request, response ) {
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251 | response( $.ui.autocomplete.filter(array, request.term) );
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252 | };
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253 | } else if ( typeof this.options.source === "string" ) {
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254 | url = this.options.source;
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255 | this.source = function( request, response ) {
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256 | if ( self.xhr ) {
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257 | self.xhr.abort();
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258 | }
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259 | self.xhr = $.ajax({
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260 | url: url,
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261 | data: request,
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262 | dataType: "json",
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263 | autocompleteRequest: ++requestIndex,
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264 | success: function( data, status ) {
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265 | if ( this.autocompleteRequest === requestIndex ) {
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266 | response( data );
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267 | }
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268 | },
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269 | error: function() {
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270 | if ( this.autocompleteRequest === requestIndex ) {
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271 | response( [] );
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272 | }
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273 | }
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274 | });
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275 | };
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276 | } else {
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277 | this.source = this.options.source;
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278 | }
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279 | },
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280 |
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281 | search: function( value, event ) {
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282 | value = value != null ? value : this.element.val();
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283 |
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284 | // always save the actual value, not the one passed as an argument
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285 | this.term = this.element.val();
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286 |
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287 | if ( value.length < this.options.minLength ) {
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288 | return this.close( event );
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289 | }
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290 |
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291 | clearTimeout( this.closing );
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292 | if ( this._trigger( "search", event ) === false ) {
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293 | return;
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294 | }
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295 |
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296 | return this._search( value );
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297 | },
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298 |
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299 | _search: function( value ) {
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300 | this.pending++;
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301 | this.element.addClass( "ui-autocomplete-loading" );
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302 |
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303 | this.source( { term: value }, this.response );
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304 | },
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305 |
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306 | _response: function( content ) {
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307 | if ( !this.options.disabled && content && content.length ) {
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308 | content = this._normalize( content );
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309 | this._suggest( content );
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310 | this._trigger( "open" );
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311 | } else {
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312 | this.close();
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313 | }
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314 | this.pending--;
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315 | if ( !this.pending ) {
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316 | this.element.removeClass( "ui-autocomplete-loading" );
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317 | }
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318 | },
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319 |
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320 | close: function( event ) {
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321 | clearTimeout( this.closing );
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322 | if ( this.menu.element.is(":visible") ) {
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323 | this.menu.element.hide();
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324 | this.menu.deactivate();
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325 | this._trigger( "close", event );
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326 | }
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327 | },
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328 |
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329 | _change: function( event ) {
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330 | if ( this.previous !== this.element.val() ) {
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331 | this._trigger( "change", event, { item: this.selectedItem } );
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332 | }
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333 | },
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334 |
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335 | _normalize: function( items ) {
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336 | // assume all items have the right format when the first item is complete
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337 | if ( items.length && items[0].label && items[0].value ) {
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338 | return items;
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339 | }
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340 | return $.map( items, function(item) {
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341 | if ( typeof item === "string" ) {
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342 | return {
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343 | label: item,
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344 | value: item
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345 | };
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346 | }
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347 | return $.extend({
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348 | label: item.label || item.value,
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349 | value: item.value || item.label
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350 | }, item );
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351 | });
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352 | },
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353 |
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354 | _suggest: function( items ) {
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355 | var ul = this.menu.element
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356 | .empty()
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357 | .zIndex( this.element.zIndex() + 1 );
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358 | this._renderMenu( ul, items );
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359 | // TODO refresh should check if the active item is still in the dom, removing the need for a manual deactivate
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360 | this.menu.deactivate();
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361 | this.menu.refresh();
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362 |
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363 | // size and position menu
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364 | ul.show();
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365 | this._resizeMenu();
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366 | ul.position( $.extend({
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367 | of: this.element
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368 | }, this.options.position ));
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369 |
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370 | if ( this.options.autoFocus ) {
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371 | this.menu.next( new $.Event("mouseover") );
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372 | }
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373 | },
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374 |
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375 | _resizeMenu: function() {
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376 | var ul = this.menu.element;
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377 | ul.outerWidth( Math.max(
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378 | ul.width( "" ).outerWidth(),
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379 | this.element.outerWidth()
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380 | ) );
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381 | },
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382 |
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383 | _renderMenu: function( ul, items ) {
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384 | var self = this;
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385 | $.each( items, function( index, item ) {
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386 | self._renderItem( ul, item );
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387 | });
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388 | },
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389 |
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390 | _renderItem: function( ul, item) {
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391 | return $( "<li></li>" )
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392 | .data( "item.autocomplete", item )
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393 | .append( $( "<a></a>" ).text( item.label ) )
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394 | .appendTo( ul );
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395 | },
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396 |
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397 | _move: function( direction, event ) {
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398 | if ( !this.menu.element.is(":visible") ) {
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399 | this.search( null, event );
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400 | return;
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401 | }
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402 | if ( this.menu.first() && /^previous/.test(direction) ||
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403 | this.menu.last() && /^next/.test(direction) ) {
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404 | this.element.val( this.term );
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405 | this.menu.deactivate();
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406 | return;
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407 | }
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408 | this.menu[ direction ]( event );
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409 | },
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410 |
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411 | widget: function() {
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412 | return this.menu.element;
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413 | }
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414 | });
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415 |
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416 | $.extend( $.ui.autocomplete, {
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417 | escapeRegex: function( value ) {
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418 | return value.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&");
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419 | },
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420 | filter: function(array, term) {
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421 | var matcher = new RegExp( $.ui.autocomplete.escapeRegex(term), "i" );
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422 | return $.grep( array, function(value) {
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423 | return matcher.test( value.label || value.value || value );
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424 | });
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425 | }
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426 | });
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427 |
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428 | }( jQuery ));
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429 |
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430 | /*
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431 | * jQuery UI Menu (not officially released)
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432 | *
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433 | * This widget isn't yet finished and the API is subject to change. We plan to finish
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434 | * it for the next release. You're welcome to give it a try anyway and give us feedback,
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435 | * as long as you're okay with migrating your code later on. We can help with that, too.
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436 | *
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437 | * Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)
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438 | * Dual licensed under the MIT or GPL Version 2 licenses.
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439 | * http://jquery.org/license
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440 | *
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441 | * http://docs.jquery.com/UI/Menu
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442 | *
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443 | * Depends:
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444 | * jquery.ui.core.js
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445 | * jquery.ui.widget.js
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446 | */
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447 | (function($) {
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448 |
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449 | $.widget("ui.menu", {
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450 | _create: function() {
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451 | var self = this;
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452 | this.element
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453 | .addClass("ui-menu ui-widget ui-widget-content ui-corner-all")
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454 | .attr({
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455 | role: "listbox",
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456 | "aria-activedescendant": "ui-active-menuitem"
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457 | })
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458 | .click(function( event ) {
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459 | if ( !$( event.target ).closest( ".ui-menu-item a" ).length ) {
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460 | return;
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461 | }
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462 | // temporary
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463 | event.preventDefault();
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464 | self.select( event );
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465 | });
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466 | this.refresh();
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467 | },
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468 |
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469 | refresh: function() {
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470 | var self = this;
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471 |
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472 | // don't refresh list items that are already adapted
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473 | var items = this.element.children("li:not(.ui-menu-item):has(a)")
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474 | .addClass("ui-menu-item")
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475 | .attr("role", "menuitem");
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476 |
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477 | items.children("a")
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478 | .addClass("ui-corner-all")
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479 | .attr("tabindex", -1)
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480 | // mouseenter doesn't work with event delegation
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481 | .mouseenter(function( event ) {
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482 | self.activate( event, $(this).parent() );
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483 | })
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484 | .mouseleave(function() {
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485 | self.deactivate();
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486 | });
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487 | },
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488 |
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489 | activate: function( event, item ) {
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490 | this.deactivate();
|
---|
491 | if (this.hasScroll()) {
|
---|
492 | var offset = item.offset().top - this.element.offset().top,
|
---|
493 | scroll = this.element.scrollTop(),
|
---|
494 | elementHeight = this.element.height();
|
---|
495 | if (offset < 0) {
|
---|
496 | this.element.scrollTop( scroll + offset);
|
---|
497 | } else if (offset >= elementHeight) {
|
---|
498 | this.element.scrollTop( scroll + offset - elementHeight + item.height());
|
---|
499 | }
|
---|
500 | }
|
---|
501 | this.active = item.eq(0)
|
---|
502 | .children("a")
|
---|
503 | .addClass("ui-state-hover")
|
---|
504 | .attr("id", "ui-active-menuitem")
|
---|
505 | .end();
|
---|
506 | this._trigger("focus", event, { item: item });
|
---|
507 | },
|
---|
508 |
|
---|
509 | deactivate: function() {
|
---|
510 | if (!this.active) { return; }
|
---|
511 |
|
---|
512 | this.active.children("a")
|
---|
513 | .removeClass("ui-state-hover")
|
---|
514 | .removeAttr("id");
|
---|
515 | this._trigger("blur");
|
---|
516 | this.active = null;
|
---|
517 | },
|
---|
518 |
|
---|
519 | next: function(event) {
|
---|
520 | this.move("next", ".ui-menu-item:first", event);
|
---|
521 | },
|
---|
522 |
|
---|
523 | previous: function(event) {
|
---|
524 | this.move("prev", ".ui-menu-item:last", event);
|
---|
525 | },
|
---|
526 |
|
---|
527 | first: function() {
|
---|
528 | return this.active && !this.active.prevAll(".ui-menu-item").length;
|
---|
529 | },
|
---|
530 |
|
---|
531 | last: function() {
|
---|
532 | return this.active && !this.active.nextAll(".ui-menu-item").length;
|
---|
533 | },
|
---|
534 |
|
---|
535 | move: function(direction, edge, event) {
|
---|
536 | if (!this.active) {
|
---|
537 | this.activate(event, this.element.children(edge));
|
---|
538 | return;
|
---|
539 | }
|
---|
540 | var next = this.active[direction + "All"](".ui-menu-item").eq(0);
|
---|
541 | if (next.length) {
|
---|
542 | this.activate(event, next);
|
---|
543 | } else {
|
---|
544 | this.activate(event, this.element.children(edge));
|
---|
545 | }
|
---|
546 | },
|
---|
547 |
|
---|
548 | // TODO merge with previousPage
|
---|
549 | nextPage: function(event) {
|
---|
550 | if (this.hasScroll()) {
|
---|
551 | // TODO merge with no-scroll-else
|
---|
552 | if (!this.active || this.last()) {
|
---|
553 | this.activate(event, this.element.children(".ui-menu-item:first"));
|
---|
554 | return;
|
---|
555 | }
|
---|
556 | var base = this.active.offset().top,
|
---|
557 | height = this.element.height(),
|
---|
558 | result = this.element.children(".ui-menu-item").filter(function() {
|
---|
559 | var close = $(this).offset().top - base - height + $(this).height();
|
---|
560 | // TODO improve approximation
|
---|
561 | return close < 10 && close > -10;
|
---|
562 | });
|
---|
563 |
|
---|
564 | // TODO try to catch this earlier when scrollTop indicates the last page anyway
|
---|
565 | if (!result.length) {
|
---|
566 | result = this.element.children(".ui-menu-item:last");
|
---|
567 | }
|
---|
568 | this.activate(event, result);
|
---|
569 | } else {
|
---|
570 | this.activate(event, this.element.children(".ui-menu-item")
|
---|
571 | .filter(!this.active || this.last() ? ":first" : ":last"));
|
---|
572 | }
|
---|
573 | },
|
---|
574 |
|
---|
575 | // TODO merge with nextPage
|
---|
576 | previousPage: function(event) {
|
---|
577 | if (this.hasScroll()) {
|
---|
578 | // TODO merge with no-scroll-else
|
---|
579 | if (!this.active || this.first()) {
|
---|
580 | this.activate(event, this.element.children(".ui-menu-item:last"));
|
---|
581 | return;
|
---|
582 | }
|
---|
583 |
|
---|
584 | var base = this.active.offset().top,
|
---|
585 | height = this.element.height();
|
---|
586 | result = this.element.children(".ui-menu-item").filter(function() {
|
---|
587 | var close = $(this).offset().top - base + height - $(this).height();
|
---|
588 | // TODO improve approximation
|
---|
589 | return close < 10 && close > -10;
|
---|
590 | });
|
---|
591 |
|
---|
592 | // TODO try to catch this earlier when scrollTop indicates the last page anyway
|
---|
593 | if (!result.length) {
|
---|
594 | result = this.element.children(".ui-menu-item:first");
|
---|
595 | }
|
---|
596 | this.activate(event, result);
|
---|
597 | } else {
|
---|
598 | this.activate(event, this.element.children(".ui-menu-item")
|
---|
599 | .filter(!this.active || this.first() ? ":last" : ":first"));
|
---|
600 | }
|
---|
601 | },
|
---|
602 |
|
---|
603 | hasScroll: function() {
|
---|
604 | return this.element.height() < this.element[ $.fn.prop ? "prop" : "attr" ]("scrollHeight");
|
---|
605 | },
|
---|
606 |
|
---|
607 | select: function( event ) {
|
---|
608 | this._trigger("selected", event, { item: this.active });
|
---|
609 | }
|
---|
610 | });
|
---|
611 |
|
---|
612 | }(jQuery));
|
---|