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1 /*
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2 * jQuery UI Widget 1.8.18+amd
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3 * https://github.com/blueimp/jQuery-File-Upload
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4 *
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5 * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
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6 * Dual licensed under the MIT or GPL Version 2 licenses.
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7 * http://jquery.org/license
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8 *
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9 * http://docs.jquery.com/UI/Widget
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10 */
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11
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12 (function (factory) {
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13 if (typeof define === "function" && define.amd) {
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14 // Register as an anonymous AMD module:
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15 define(["jquery"], factory);
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16 } else {
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17 // Browser globals:
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18 factory(jQuery);
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19 }
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20 }(function( $, undefined ) {
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21
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22 // jQuery 1.4+
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23 if ( $.cleanData ) {
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24 var _cleanData = $.cleanData;
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25 $.cleanData = function( elems ) {
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26 for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
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27 try {
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28 $( elem ).triggerHandler( "remove" );
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29 // http://bugs.jquery.com/ticket/8235
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30 } catch( e ) {}
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31 }
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32 _cleanData( elems );
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33 };
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34 } else {
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35 var _remove = $.fn.remove;
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36 $.fn.remove = function( selector, keepData ) {
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37 return this.each(function() {
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38 if ( !keepData ) {
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39 if ( !selector || $.filter( selector, [ this ] ).length ) {
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40 $( "*", this ).add( [ this ] ).each(function() {
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41 try {
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42 $( this ).triggerHandler( "remove" );
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43 // http://bugs.jquery.com/ticket/8235
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44 } catch( e ) {}
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45 });
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46 }
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47 }
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48 return _remove.call( $(this), selector, keepData );
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49 });
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50 };
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51 }
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52
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53 $.widget = function( name, base, prototype ) {
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54 var namespace = name.split( "." )[ 0 ],
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55 fullName;
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56 name = name.split( "." )[ 1 ];
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57 fullName = namespace + "-" + name;
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58
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59 if ( !prototype ) {
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60 prototype = base;
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61 base = $.Widget;
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62 }
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63
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64 // create selector for plugin
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65 $.expr[ ":" ][ fullName ] = function( elem ) {
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66 return !!$.data( elem, name );
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67 };
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68
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69 $[ namespace ] = $[ namespace ] || {};
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70 $[ namespace ][ name ] = function( options, element ) {
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71 // allow instantiation without initializing for simple inheritance
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72 if ( arguments.length ) {
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73 this._createWidget( options, element );
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74 }
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75 };
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76
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77 var basePrototype = new base();
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78 // we need to make the options hash a property directly on the new instance
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79 // otherwise we'll modify the options hash on the prototype that we're
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80 // inheriting from
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81 // $.each( basePrototype, function( key, val ) {
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82 // if ( $.isPlainObject(val) ) {
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83 // basePrototype[ key ] = $.extend( {}, val );
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84 // }
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85 // });
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86 basePrototype.options = $.extend( true, {}, basePrototype.options );
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87 $[ namespace ][ name ].prototype = $.extend( true, basePrototype, {
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88 namespace: namespace,
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89 widgetName: name,
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90 widgetEventPrefix: $[ namespace ][ name ].prototype.widgetEventPrefix || name,
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91 widgetBaseClass: fullName
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92 }, prototype );
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93
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94 $.widget.bridge( name, $[ namespace ][ name ] );
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95 };
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96
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97 $.widget.bridge = function( name, object ) {
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98 $.fn[ name ] = function( options ) {
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99 var isMethodCall = typeof options === "string",
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100 args = Array.prototype.slice.call( arguments, 1 ),
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101 returnValue = this;
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102
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103 // allow multiple hashes to be passed on init
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104 options = !isMethodCall && args.length ?
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105 $.extend.apply( null, [ true, options ].concat(args) ) :
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106 options;
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107
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108 // prevent calls to internal methods
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109 if ( isMethodCall && options.charAt( 0 ) === "_" ) {
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110 return returnValue;
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111 }
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112
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113 if ( isMethodCall ) {
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114 this.each(function() {
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115 var instance = $.data( this, name ),
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116 methodValue = instance && $.isFunction( instance[options] ) ?
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117 instance[ options ].apply( instance, args ) :
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118 instance;
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119 // TODO: add this back in 1.9 and use $.error() (see #5972)
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120 // if ( !instance ) {
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121 // throw "cannot call methods on " + name + " prior to initialization; " +
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122 // "attempted to call method '" + options + "'";
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123 // }
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124 // if ( !$.isFunction( instance[options] ) ) {
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125 // throw "no such method '" + options + "' for " + name + " widget instance";
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126 // }
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127 // var methodValue = instance[ options ].apply( instance, args );
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128 if ( methodValue !== instance && methodValue !== undefined ) {
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129 returnValue = methodValue;
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130 return false;
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131 }
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132 });
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133 } else {
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134 this.each(function() {
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135 var instance = $.data( this, name );
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136 if ( instance ) {
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137 instance.option( options || {} )._init();
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138 } else {
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139 $.data( this, name, new object( options, this ) );
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140 }
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141 });
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142 }
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143
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144 return returnValue;
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145 };
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146 };
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147
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148 $.Widget = function( options, element ) {
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149 // allow instantiation without initializing for simple inheritance
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150 if ( arguments.length ) {
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151 this._createWidget( options, element );
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152 }
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153 };
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154
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155 $.Widget.prototype = {
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156 widgetName: "widget",
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157 widgetEventPrefix: "",
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158 options: {
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159 disabled: false
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160 },
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161 _createWidget: function( options, element ) {
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162 // $.widget.bridge stores the plugin instance, but we do it anyway
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163 // so that it's stored even before the _create function runs
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164 $.data( element, this.widgetName, this );
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165 this.element = $( element );
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166 this.options = $.extend( true, {},
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167 this.options,
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168 this._getCreateOptions(),
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169 options );
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170
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171 var self = this;
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172 this.element.bind( "remove." + this.widgetName, function() {
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173 self.destroy();
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174 });
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175
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176 this._create();
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177 this._trigger( "create" );
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178 this._init();
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179 },
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180 _getCreateOptions: function() {
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181 return $.metadata && $.metadata.get( this.element[0] )[ this.widgetName ];
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182 },
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183 _create: function() {},
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184 _init: function() {},
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185
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186 destroy: function() {
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187 this.element
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188 .unbind( "." + this.widgetName )
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189 .removeData( this.widgetName );
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190 this.widget()
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191 .unbind( "." + this.widgetName )
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192 .removeAttr( "aria-disabled" )
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193 .removeClass(
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194 this.widgetBaseClass + "-disabled " +
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195 "ui-state-disabled" );
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196 },
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197
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198 widget: function() {
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199 return this.element;
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200 },
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201
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202 option: function( key, value ) {
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203 var options = key;
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204
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205 if ( arguments.length === 0 ) {
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206 // don't return a reference to the internal hash
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207 return $.extend( {}, this.options );
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208 }
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209
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210 if (typeof key === "string" ) {
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211 if ( value === undefined ) {
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212 return this.options[ key ];
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213 }
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214 options = {};
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215 options[ key ] = value;
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216 }
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217
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218 this._setOptions( options );
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219
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220 return this;
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221 },
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222 _setOptions: function( options ) {
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223 var self = this;
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224 $.each( options, function( key, value ) {
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225 self._setOption( key, value );
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226 });
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227
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228 return this;
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229 },
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230 _setOption: function( key, value ) {
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231 this.options[ key ] = value;
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232
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233 if ( key === "disabled" ) {
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234 this.widget()
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235 [ value ? "addClass" : "removeClass"](
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236 this.widgetBaseClass + "-disabled" + " " +
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237 "ui-state-disabled" )
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238 .attr( "aria-disabled", value );
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239 }
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240
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241 return this;
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242 },
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243
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244 enable: function() {
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245 return this._setOption( "disabled", false );
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246 },
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247 disable: function() {
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248 return this._setOption( "disabled", true );
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249 },
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250
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251 _trigger: function( type, event, data ) {
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252 var prop, orig,
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253 callback = this.options[ type ];
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254
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255 data = data || {};
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256 event = $.Event( event );
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257 event.type = ( type === this.widgetEventPrefix ?
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258 type :
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259 this.widgetEventPrefix + type ).toLowerCase();
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260 // the original event may come from any element
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261 // so we need to reset the target on the new event
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262 event.target = this.element[ 0 ];
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263
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264 // copy original event properties over to the new event
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265 orig = event.originalEvent;
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266 if ( orig ) {
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267 for ( prop in orig ) {
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268 if ( !( prop in event ) ) {
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269 event[ prop ] = orig[ prop ];
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270 }
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271 }
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272 }
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273
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274 this.element.trigger( event, data );
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275
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276 return !( $.isFunction(callback) &&
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277 callback.call( this.element[0], event, data ) === false ||
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278 event.isDefaultPrevented() );
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279 }
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280 };
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281
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282 }));
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