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Diffstat (limited to 'static/js/jquery.ui.widget.js')
| -rwxr-xr-x | static/js/jquery.ui.widget.js | 272 |
1 files changed, 272 insertions, 0 deletions
diff --git a/static/js/jquery.ui.widget.js b/static/js/jquery.ui.widget.js new file mode 100755 index 0000000..ac51106 --- /dev/null +++ b/static/js/jquery.ui.widget.js @@ -0,0 +1,272 @@ +/*! + * jQuery UI Widget @VERSION + * + * Copyright 2012, AUTHORS.txt (http://jqueryui.com/about) + * Dual licensed under the MIT or GPL Version 2 licenses. + * http://jquery.org/license + * + * http://docs.jquery.com/UI/Widget + */ +(function( $, undefined ) { + +// jQuery 1.4+ +if ( $.cleanData ) { + var _cleanData = $.cleanData; + $.cleanData = function( elems ) { + for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) { + try { + $( elem ).triggerHandler( "remove" ); + // http://bugs.jquery.com/ticket/8235 + } catch( e ) {} + } + _cleanData( elems ); + }; +} else { + var _remove = $.fn.remove; + $.fn.remove = function( selector, keepData ) { + return this.each(function() { + if ( !keepData ) { + if ( !selector || $.filter( selector, [ this ] ).length ) { + $( "*", this ).add( [ this ] ).each(function() { + try { + $( this ).triggerHandler( "remove" ); + // http://bugs.jquery.com/ticket/8235 + } catch( e ) {} + }); + } + } + return _remove.call( $(this), selector, keepData ); + }); + }; +} + +$.widget = function( name, base, prototype ) { + var namespace = name.split( "." )[ 0 ], + fullName; + name = name.split( "." )[ 1 ]; + fullName = namespace + "-" + name; + + if ( !prototype ) { + prototype = base; + base = $.Widget; + } + + // create selector for plugin + $.expr[ ":" ][ fullName ] = function( elem ) { + return !!$.data( elem, name ); + }; + + $[ namespace ] = $[ namespace ] || {}; + $[ namespace ][ name ] = function( options, element ) { + // allow instantiation without initializing for simple inheritance + if ( arguments.length ) { + this._createWidget( options, element ); + } + }; + + var basePrototype = new base(); + // we need to make the options hash a property directly on the new instance + // otherwise we'll modify the options hash on the prototype that we're + // inheriting from +// $.each( basePrototype, function( key, val ) { +// if ( $.isPlainObject(val) ) { +// basePrototype[ key ] = $.extend( {}, val ); +// } +// }); + basePrototype.options = $.extend( true, {}, basePrototype.options ); + $[ namespace ][ name ].prototype = $.extend( true, basePrototype, { + namespace: namespace, + widgetName: name, + widgetEventPrefix: $[ namespace ][ name ].prototype.widgetEventPrefix || name, + widgetBaseClass: fullName + }, prototype ); + + $.widget.bridge( name, $[ namespace ][ name ] ); +}; + +$.widget.bridge = function( name, object ) { + $.fn[ name ] = function( options ) { + var isMethodCall = typeof options === "string", + args = Array.prototype.slice.call( arguments, 1 ), + returnValue = this; + + // allow multiple hashes to be passed on init + options = !isMethodCall && args.length ? + $.extend.apply( null, [ true, options ].concat(args) ) : + options; + + // prevent calls to internal methods + if ( isMethodCall && options.charAt( 0 ) === "_" ) { + return returnValue; + } + + if ( isMethodCall ) { + this.each(function() { + var instance = $.data( this, name ), + methodValue = instance && $.isFunction( instance[options] ) ? + instance[ options ].apply( instance, args ) : + instance; + // TODO: add this back in 1.9 and use $.error() (see #5972) +// if ( !instance ) { +// throw "cannot call methods on " + name + " prior to initialization; " + +// "attempted to call method '" + options + "'"; +// } +// if ( !$.isFunction( instance[options] ) ) { +// throw "no such method '" + options + "' for " + name + " widget instance"; +// } +// var methodValue = instance[ options ].apply( instance, args ); + if ( methodValue !== instance && methodValue !== undefined ) { + returnValue = methodValue; + return false; + } + }); + } else { + this.each(function() { + var instance = $.data( this, name ); + if ( instance ) { + instance.option( options || {} )._init(); + } else { + $.data( this, name, new object( options, this ) ); + } + }); + } + + return returnValue; + }; +}; + +$.Widget = function( options, element ) { + // allow instantiation without initializing for simple inheritance + if ( arguments.length ) { + this._createWidget( options, element ); + } +}; + +$.Widget.prototype = { + widgetName: "widget", + widgetEventPrefix: "", + options: { + disabled: false + }, + _createWidget: function( options, element ) { + // $.widget.bridge stores the plugin instance, but we do it anyway + // so that it's stored even before the _create function runs + $.data( element, this.widgetName, this ); + this.element = $( element ); + this.options = $.extend( true, {}, + this.options, + this._getCreateOptions(), + options ); + + var self = this; + this.element.bind( "remove." + this.widgetName, function() { + self.destroy(); + }); + + this._create(); + this._trigger( "create" ); + this._init(); + }, + _getCreateOptions: function() { + return $.metadata && $.metadata.get( this.element[0] )[ this.widgetName ]; + }, + _create: function() {}, + _init: function() {}, + + destroy: function() { + this.element + .unbind( "." + this.widgetName ) + .removeData( this.widgetName ); + this.widget() + .unbind( "." + this.widgetName ) + .removeAttr( "aria-disabled" ) + .removeClass( + this.widgetBaseClass + "-disabled " + + "ui-state-disabled" ); + }, + + widget: function() { + return this.element; + }, + + option: function( key, value ) { + var options = key; + + if ( arguments.length === 0 ) { + // don't return a reference to the internal hash + return $.extend( {}, this.options ); + } + + if (typeof key === "string" ) { + if ( value === undefined ) { + return this.options[ key ]; + } + options = {}; + options[ key ] = value; + } + + this._setOptions( options ); + + return this; + }, + _setOptions: function( options ) { + var self = this; + $.each( options, function( key, value ) { + self._setOption( key, value ); + }); + + return this; + }, + _setOption: function( key, value ) { + this.options[ key ] = value; + + if ( key === "disabled" ) { + this.widget() + [ value ? "addClass" : "removeClass"]( + this.widgetBaseClass + "-disabled" + " " + + "ui-state-disabled" ) + .attr( "aria-disabled", value ); + } + + return this; + }, + + enable: function() { + return this._setOption( "disabled", false ); + }, + disable: function() { + return this._setOption( "disabled", true ); + }, + + _trigger: function( type, event, data ) { + var prop, orig, + callback = this.options[ type ]; + + data = data || {}; + event = $.Event( event ); + event.type = ( type === this.widgetEventPrefix ? + type : + this.widgetEventPrefix + type ).toLowerCase(); + // the original event may come from any element + // so we need to reset the target on the new event + event.target = this.element[ 0 ]; + + // copy original event properties over to the new event + orig = event.originalEvent; + if ( orig ) { + for ( prop in orig ) { + if ( !( prop in event ) ) { + event[ prop ] = orig[ prop ]; + } + } + } + + this.element.trigger( event, data ); + + return !( $.isFunction(callback) && + callback.call( this.element[0], event, data ) === false || + event.isDefaultPrevented() ); + } +}; + +})( jQuery ); |