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+/*!
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+ * jQuery UI Menu 1.10.4
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+ * http://jqueryui.com
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+ *
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+ * Copyright 2014 jQuery Foundation and other contributors
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+ * Released under the MIT license.
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+ * http://jquery.org/license
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+ *
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+ * http://api.jqueryui.com/menu/
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+ *
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+ * Depends:
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+ * jquery.ui.core.js
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+ * jquery.ui.widget.js
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+ * jquery.ui.position.js
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+ */
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+(function( $, undefined ) {
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+
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+$.widget( "ui.menu", {
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+ version: "1.10.4",
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+ defaultElement: "<ul>",
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+ delay: 300,
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+ options: {
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+ icons: {
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+ submenu: "ui-icon-carat-1-e"
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+ },
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+ menus: "ul",
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+ position: {
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+ my: "left top",
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+ at: "right top"
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+ },
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+ role: "menu",
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+
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+ // callbacks
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+ blur: null,
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+ focus: null,
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+ select: null
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+ },
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+
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+ _create: function() {
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+ this.activeMenu = this.element;
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+ // flag used to prevent firing of the click handler
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+ // as the event bubbles up through nested menus
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+ this.mouseHandled = false;
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+ this.element
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+ .uniqueId()
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+ .addClass( "ui-menu ui-widget ui-widget-content ui-corner-all" )
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+ .toggleClass( "ui-menu-icons", !!this.element.find( ".ui-icon" ).length )
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+ .attr({
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+ role: this.options.role,
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+ tabIndex: 0
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+ })
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+ // need to catch all clicks on disabled menu
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+ // not possible through _on
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+ .bind( "click" + this.eventNamespace, $.proxy(function( event ) {
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+ if ( this.options.disabled ) {
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+ event.preventDefault();
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+ }
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+ }, this ));
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+
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+ if ( this.options.disabled ) {
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+ this.element
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+ .addClass( "ui-state-disabled" )
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+ .attr( "aria-disabled", "true" );
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+ }
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+
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+ this._on({
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+ // Prevent focus from sticking to links inside menu after clicking
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+ // them (focus should always stay on UL during navigation).
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+ "mousedown .ui-menu-item > a": function( event ) {
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+ event.preventDefault();
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+ },
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+ "click .ui-state-disabled > a": function( event ) {
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+ event.preventDefault();
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+ },
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+ "click .ui-menu-item:has(a)": function( event ) {
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+ var target = $( event.target ).closest( ".ui-menu-item" );
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+ if ( !this.mouseHandled && target.not( ".ui-state-disabled" ).length ) {
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+ this.select( event );
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+
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+ // Only set the mouseHandled flag if the event will bubble, see #9469.
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+ if ( !event.isPropagationStopped() ) {
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+ this.mouseHandled = true;
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+ }
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+
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+ // Open submenu on click
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+ if ( target.has( ".ui-menu" ).length ) {
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+ this.expand( event );
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+ } else if ( !this.element.is( ":focus" ) && $( this.document[ 0 ].activeElement ).closest( ".ui-menu" ).length ) {
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+
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+ // Redirect focus to the menu
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+ this.element.trigger( "focus", [ true ] );
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+
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+ // If the active item is on the top level, let it stay active.
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+ // Otherwise, blur the active item since it is no longer visible.
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+ if ( this.active && this.active.parents( ".ui-menu" ).length === 1 ) {
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+ clearTimeout( this.timer );
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+ }
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+ }
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+ }
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+ },
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+ "mouseenter .ui-menu-item": function( event ) {
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+ var target = $( event.currentTarget );
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+ // Remove ui-state-active class from siblings of the newly focused menu item
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+ // to avoid a jump caused by adjacent elements both having a class with a border
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+ target.siblings().children( ".ui-state-active" ).removeClass( "ui-state-active" );
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+ this.focus( event, target );
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+ },
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+ mouseleave: "collapseAll",
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+ "mouseleave .ui-menu": "collapseAll",
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+ focus: function( event, keepActiveItem ) {
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+ // If there's already an active item, keep it active
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+ // If not, activate the first item
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+ var item = this.active || this.element.children( ".ui-menu-item" ).eq( 0 );
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+
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+ if ( !keepActiveItem ) {
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+ this.focus( event, item );
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+ }
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+ },
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+ blur: function( event ) {
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+ this._delay(function() {
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+ if ( !$.contains( this.element[0], this.document[0].activeElement ) ) {
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+ this.collapseAll( event );
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+ }
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+ });
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+ },
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+ keydown: "_keydown"
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+ });
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+
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+ this.refresh();
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+
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+ // Clicks outside of a menu collapse any open menus
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+ this._on( this.document, {
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+ click: function( event ) {
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+ if ( !$( event.target ).closest( ".ui-menu" ).length ) {
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+ this.collapseAll( event );
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+ }
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+
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+ // Reset the mouseHandled flag
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+ this.mouseHandled = false;
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+ }
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+ });
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+ },
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+
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+ _destroy: function() {
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+ // Destroy (sub)menus
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+ this.element
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+ .removeAttr( "aria-activedescendant" )
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+ .find( ".ui-menu" ).addBack()
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+ .removeClass( "ui-menu ui-widget ui-widget-content ui-corner-all ui-menu-icons" )
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+ .removeAttr( "role" )
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+ .removeAttr( "tabIndex" )
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+ .removeAttr( "aria-labelledby" )
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+ .removeAttr( "aria-expanded" )
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+ .removeAttr( "aria-hidden" )
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+ .removeAttr( "aria-disabled" )
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+ .removeUniqueId()
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+ .show();
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+
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+ // Destroy menu items
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+ this.element.find( ".ui-menu-item" )
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+ .removeClass( "ui-menu-item" )
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+ .removeAttr( "role" )
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+ .removeAttr( "aria-disabled" )
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+ .children( "a" )
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+ .removeUniqueId()
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+ .removeClass( "ui-corner-all ui-state-hover" )
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+ .removeAttr( "tabIndex" )
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+ .removeAttr( "role" )
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+ .removeAttr( "aria-haspopup" )
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+ .children().each( function() {
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+ var elem = $( this );
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+ if ( elem.data( "ui-menu-submenu-carat" ) ) {
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+ elem.remove();
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+ }
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+ });
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+
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+ // Destroy menu dividers
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+ this.element.find( ".ui-menu-divider" ).removeClass( "ui-menu-divider ui-widget-content" );
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+ },
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+
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+ _keydown: function( event ) {
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+ var match, prev, character, skip, regex,
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+ preventDefault = true;
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+
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+ function escape( value ) {
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+ return value.replace( /[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&" );
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+ }
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+
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+ switch ( event.keyCode ) {
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+ case $.ui.keyCode.PAGE_UP:
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+ this.previousPage( event );
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+ break;
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+ case $.ui.keyCode.PAGE_DOWN:
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+ this.nextPage( event );
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+ break;
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+ case $.ui.keyCode.HOME:
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+ this._move( "first", "first", event );
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+ break;
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+ case $.ui.keyCode.END:
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+ this._move( "last", "last", event );
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+ break;
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+ case $.ui.keyCode.UP:
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+ this.previous( event );
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+ break;
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+ case $.ui.keyCode.DOWN:
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+ this.next( event );
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+ break;
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+ case $.ui.keyCode.LEFT:
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+ this.collapse( event );
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+ break;
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+ case $.ui.keyCode.RIGHT:
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+ if ( this.active && !this.active.is( ".ui-state-disabled" ) ) {
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+ this.expand( event );
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+ }
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+ break;
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+ case $.ui.keyCode.ENTER:
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+ case $.ui.keyCode.SPACE:
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+ this._activate( event );
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+ break;
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+ case $.ui.keyCode.ESCAPE:
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+ this.collapse( event );
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+ break;
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+ default:
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+ preventDefault = false;
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+ prev = this.previousFilter || "";
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+ character = String.fromCharCode( event.keyCode );
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+ skip = false;
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+
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+ clearTimeout( this.filterTimer );
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+
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+ if ( character === prev ) {
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+ skip = true;
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+ } else {
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+ character = prev + character;
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+ }
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+
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+ regex = new RegExp( "^" + escape( character ), "i" );
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+ match = this.activeMenu.children( ".ui-menu-item" ).filter(function() {
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+ return regex.test( $( this ).children( "a" ).text() );
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+ });
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+ match = skip && match.index( this.active.next() ) !== -1 ?
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+ this.active.nextAll( ".ui-menu-item" ) :
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+ match;
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+
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+ // If no matches on the current filter, reset to the last character pressed
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+ // to move down the menu to the first item that starts with that character
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+ if ( !match.length ) {
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+ character = String.fromCharCode( event.keyCode );
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+ regex = new RegExp( "^" + escape( character ), "i" );
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+ match = this.activeMenu.children( ".ui-menu-item" ).filter(function() {
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+ return regex.test( $( this ).children( "a" ).text() );
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+ });
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+ }
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+
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+ if ( match.length ) {
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+ this.focus( event, match );
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+ if ( match.length > 1 ) {
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+ this.previousFilter = character;
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+ this.filterTimer = this._delay(function() {
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+ delete this.previousFilter;
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+ }, 1000 );
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+ } else {
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+ delete this.previousFilter;
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+ }
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+ } else {
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+ delete this.previousFilter;
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+ }
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+ }
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+
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+ if ( preventDefault ) {
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+ event.preventDefault();
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+ }
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+ },
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+
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+ _activate: function( event ) {
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+ if ( !this.active.is( ".ui-state-disabled" ) ) {
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+ if ( this.active.children( "a[aria-haspopup='true']" ).length ) {
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+ this.expand( event );
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+ } else {
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+ this.select( event );
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+ }
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+ }
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+ },
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+
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+ refresh: function() {
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+ var menus,
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+ icon = this.options.icons.submenu,
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+ submenus = this.element.find( this.options.menus );
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+
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+ this.element.toggleClass( "ui-menu-icons", !!this.element.find( ".ui-icon" ).length );
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+
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+ // Initialize nested menus
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+ submenus.filter( ":not(.ui-menu)" )
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+ .addClass( "ui-menu ui-widget ui-widget-content ui-corner-all" )
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+ .hide()
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+ .attr({
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+ role: this.options.role,
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+ "aria-hidden": "true",
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+ "aria-expanded": "false"
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+ })
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+ .each(function() {
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+ var menu = $( this ),
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+ item = menu.prev( "a" ),
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+ submenuCarat = $( "<span>" )
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+ .addClass( "ui-menu-icon ui-icon " + icon )
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+ .data( "ui-menu-submenu-carat", true );
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+
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+ item
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+ .attr( "aria-haspopup", "true" )
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+ .prepend( submenuCarat );
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+ menu.attr( "aria-labelledby", item.attr( "id" ) );
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+ });
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+
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+ menus = submenus.add( this.element );
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+
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+ // Don't refresh list items that are already adapted
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+ menus.children( ":not(.ui-menu-item):has(a)" )
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+ .addClass( "ui-menu-item" )
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+ .attr( "role", "presentation" )
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+ .children( "a" )
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+ .uniqueId()
|
|
|
|
|
+ .addClass( "ui-corner-all" )
|
|
|
|
|
+ .attr({
|
|
|
|
|
+ tabIndex: -1,
|
|
|
|
|
+ role: this._itemRole()
|
|
|
|
|
+ });
|
|
|
|
|
+
|
|
|
|
|
+ // Initialize unlinked menu-items containing spaces and/or dashes only as dividers
|
|
|
|
|
+ menus.children( ":not(.ui-menu-item)" ).each(function() {
|
|
|
|
|
+ var item = $( this );
|
|
|
|
|
+ // hyphen, em dash, en dash
|
|
|
|
|
+ if ( !/[^\-\u2014\u2013\s]/.test( item.text() ) ) {
|
|
|
|
|
+ item.addClass( "ui-widget-content ui-menu-divider" );
|
|
|
|
|
+ }
|
|
|
|
|
+ });
|
|
|
|
|
+
|
|
|
|
|
+ // Add aria-disabled attribute to any disabled menu item
|
|
|
|
|
+ menus.children( ".ui-state-disabled" ).attr( "aria-disabled", "true" );
|
|
|
|
|
+
|
|
|
|
|
+ // If the active item has been removed, blur the menu
|
|
|
|
|
+ if ( this.active && !$.contains( this.element[ 0 ], this.active[ 0 ] ) ) {
|
|
|
|
|
+ this.blur();
|
|
|
|
|
+ }
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ _itemRole: function() {
|
|
|
|
|
+ return {
|
|
|
|
|
+ menu: "menuitem",
|
|
|
|
|
+ listbox: "option"
|
|
|
|
|
+ }[ this.options.role ];
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ _setOption: function( key, value ) {
|
|
|
|
|
+ if ( key === "icons" ) {
|
|
|
|
|
+ this.element.find( ".ui-menu-icon" )
|
|
|
|
|
+ .removeClass( this.options.icons.submenu )
|
|
|
|
|
+ .addClass( value.submenu );
|
|
|
|
|
+ }
|
|
|
|
|
+ this._super( key, value );
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ focus: function( event, item ) {
|
|
|
|
|
+ var nested, focused;
|
|
|
|
|
+ this.blur( event, event && event.type === "focus" );
|
|
|
|
|
+
|
|
|
|
|
+ this._scrollIntoView( item );
|
|
|
|
|
+
|
|
|
|
|
+ this.active = item.first();
|
|
|
|
|
+ focused = this.active.children( "a" ).addClass( "ui-state-focus" );
|
|
|
|
|
+ // Only update aria-activedescendant if there's a role
|
|
|
|
|
+ // otherwise we assume focus is managed elsewhere
|
|
|
|
|
+ if ( this.options.role ) {
|
|
|
|
|
+ this.element.attr( "aria-activedescendant", focused.attr( "id" ) );
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ // Highlight active parent menu item, if any
|
|
|
|
|
+ this.active
|
|
|
|
|
+ .parent()
|
|
|
|
|
+ .closest( ".ui-menu-item" )
|
|
|
|
|
+ .children( "a:first" )
|
|
|
|
|
+ .addClass( "ui-state-active" );
|
|
|
|
|
+
|
|
|
|
|
+ if ( event && event.type === "keydown" ) {
|
|
|
|
|
+ this._close();
|
|
|
|
|
+ } else {
|
|
|
|
|
+ this.timer = this._delay(function() {
|
|
|
|
|
+ this._close();
|
|
|
|
|
+ }, this.delay );
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ nested = item.children( ".ui-menu" );
|
|
|
|
|
+ if ( nested.length && event && ( /^mouse/.test( event.type ) ) ) {
|
|
|
|
|
+ this._startOpening(nested);
|
|
|
|
|
+ }
|
|
|
|
|
+ this.activeMenu = item.parent();
|
|
|
|
|
+
|
|
|
|
|
+ this._trigger( "focus", event, { item: item } );
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ _scrollIntoView: function( item ) {
|
|
|
|
|
+ var borderTop, paddingTop, offset, scroll, elementHeight, itemHeight;
|
|
|
|
|
+ if ( this._hasScroll() ) {
|
|
|
|
|
+ borderTop = parseFloat( $.css( this.activeMenu[0], "borderTopWidth" ) ) || 0;
|
|
|
|
|
+ paddingTop = parseFloat( $.css( this.activeMenu[0], "paddingTop" ) ) || 0;
|
|
|
|
|
+ offset = item.offset().top - this.activeMenu.offset().top - borderTop - paddingTop;
|
|
|
|
|
+ scroll = this.activeMenu.scrollTop();
|
|
|
|
|
+ elementHeight = this.activeMenu.height();
|
|
|
|
|
+ itemHeight = item.height();
|
|
|
|
|
+
|
|
|
|
|
+ if ( offset < 0 ) {
|
|
|
|
|
+ this.activeMenu.scrollTop( scroll + offset );
|
|
|
|
|
+ } else if ( offset + itemHeight > elementHeight ) {
|
|
|
|
|
+ this.activeMenu.scrollTop( scroll + offset - elementHeight + itemHeight );
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ blur: function( event, fromFocus ) {
|
|
|
|
|
+ if ( !fromFocus ) {
|
|
|
|
|
+ clearTimeout( this.timer );
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ if ( !this.active ) {
|
|
|
|
|
+ return;
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ this.active.children( "a" ).removeClass( "ui-state-focus" );
|
|
|
|
|
+ this.active = null;
|
|
|
|
|
+
|
|
|
|
|
+ this._trigger( "blur", event, { item: this.active } );
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ _startOpening: function( submenu ) {
|
|
|
|
|
+ clearTimeout( this.timer );
|
|
|
|
|
+
|
|
|
|
|
+ // Don't open if already open fixes a Firefox bug that caused a .5 pixel
|
|
|
|
|
+ // shift in the submenu position when mousing over the carat icon
|
|
|
|
|
+ if ( submenu.attr( "aria-hidden" ) !== "true" ) {
|
|
|
|
|
+ return;
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ this.timer = this._delay(function() {
|
|
|
|
|
+ this._close();
|
|
|
|
|
+ this._open( submenu );
|
|
|
|
|
+ }, this.delay );
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ _open: function( submenu ) {
|
|
|
|
|
+ var position = $.extend({
|
|
|
|
|
+ of: this.active
|
|
|
|
|
+ }, this.options.position );
|
|
|
|
|
+
|
|
|
|
|
+ clearTimeout( this.timer );
|
|
|
|
|
+ this.element.find( ".ui-menu" ).not( submenu.parents( ".ui-menu" ) )
|
|
|
|
|
+ .hide()
|
|
|
|
|
+ .attr( "aria-hidden", "true" );
|
|
|
|
|
+
|
|
|
|
|
+ submenu
|
|
|
|
|
+ .show()
|
|
|
|
|
+ .removeAttr( "aria-hidden" )
|
|
|
|
|
+ .attr( "aria-expanded", "true" )
|
|
|
|
|
+ .position( position );
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ collapseAll: function( event, all ) {
|
|
|
|
|
+ clearTimeout( this.timer );
|
|
|
|
|
+ this.timer = this._delay(function() {
|
|
|
|
|
+ // If we were passed an event, look for the submenu that contains the event
|
|
|
|
|
+ var currentMenu = all ? this.element :
|
|
|
|
|
+ $( event && event.target ).closest( this.element.find( ".ui-menu" ) );
|
|
|
|
|
+
|
|
|
|
|
+ // If we found no valid submenu ancestor, use the main menu to close all sub menus anyway
|
|
|
|
|
+ if ( !currentMenu.length ) {
|
|
|
|
|
+ currentMenu = this.element;
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ this._close( currentMenu );
|
|
|
|
|
+
|
|
|
|
|
+ this.blur( event );
|
|
|
|
|
+ this.activeMenu = currentMenu;
|
|
|
|
|
+ }, this.delay );
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ // With no arguments, closes the currently active menu - if nothing is active
|
|
|
|
|
+ // it closes all menus. If passed an argument, it will search for menus BELOW
|
|
|
|
|
+ _close: function( startMenu ) {
|
|
|
|
|
+ if ( !startMenu ) {
|
|
|
|
|
+ startMenu = this.active ? this.active.parent() : this.element;
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ startMenu
|
|
|
|
|
+ .find( ".ui-menu" )
|
|
|
|
|
+ .hide()
|
|
|
|
|
+ .attr( "aria-hidden", "true" )
|
|
|
|
|
+ .attr( "aria-expanded", "false" )
|
|
|
|
|
+ .end()
|
|
|
|
|
+ .find( "a.ui-state-active" )
|
|
|
|
|
+ .removeClass( "ui-state-active" );
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ collapse: function( event ) {
|
|
|
|
|
+ var newItem = this.active &&
|
|
|
|
|
+ this.active.parent().closest( ".ui-menu-item", this.element );
|
|
|
|
|
+ if ( newItem && newItem.length ) {
|
|
|
|
|
+ this._close();
|
|
|
|
|
+ this.focus( event, newItem );
|
|
|
|
|
+ }
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ expand: function( event ) {
|
|
|
|
|
+ var newItem = this.active &&
|
|
|
|
|
+ this.active
|
|
|
|
|
+ .children( ".ui-menu " )
|
|
|
|
|
+ .children( ".ui-menu-item" )
|
|
|
|
|
+ .first();
|
|
|
|
|
+
|
|
|
|
|
+ if ( newItem && newItem.length ) {
|
|
|
|
|
+ this._open( newItem.parent() );
|
|
|
|
|
+
|
|
|
|
|
+ // Delay so Firefox will not hide activedescendant change in expanding submenu from AT
|
|
|
|
|
+ this._delay(function() {
|
|
|
|
|
+ this.focus( event, newItem );
|
|
|
|
|
+ });
|
|
|
|
|
+ }
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ next: function( event ) {
|
|
|
|
|
+ this._move( "next", "first", event );
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ previous: function( event ) {
|
|
|
|
|
+ this._move( "prev", "last", event );
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ isFirstItem: function() {
|
|
|
|
|
+ return this.active && !this.active.prevAll( ".ui-menu-item" ).length;
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ isLastItem: function() {
|
|
|
|
|
+ return this.active && !this.active.nextAll( ".ui-menu-item" ).length;
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ _move: function( direction, filter, event ) {
|
|
|
|
|
+ var next;
|
|
|
|
|
+ if ( this.active ) {
|
|
|
|
|
+ if ( direction === "first" || direction === "last" ) {
|
|
|
|
|
+ next = this.active
|
|
|
|
|
+ [ direction === "first" ? "prevAll" : "nextAll" ]( ".ui-menu-item" )
|
|
|
|
|
+ .eq( -1 );
|
|
|
|
|
+ } else {
|
|
|
|
|
+ next = this.active
|
|
|
|
|
+ [ direction + "All" ]( ".ui-menu-item" )
|
|
|
|
|
+ .eq( 0 );
|
|
|
|
|
+ }
|
|
|
|
|
+ }
|
|
|
|
|
+ if ( !next || !next.length || !this.active ) {
|
|
|
|
|
+ next = this.activeMenu.children( ".ui-menu-item" )[ filter ]();
|
|
|
|
|
+ }
|
|
|
|
|
+
|
|
|
|
|
+ this.focus( event, next );
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ nextPage: function( event ) {
|
|
|
|
|
+ var item, base, height;
|
|
|
|
|
+
|
|
|
|
|
+ if ( !this.active ) {
|
|
|
|
|
+ this.next( event );
|
|
|
|
|
+ return;
|
|
|
|
|
+ }
|
|
|
|
|
+ if ( this.isLastItem() ) {
|
|
|
|
|
+ return;
|
|
|
|
|
+ }
|
|
|
|
|
+ if ( this._hasScroll() ) {
|
|
|
|
|
+ base = this.active.offset().top;
|
|
|
|
|
+ height = this.element.height();
|
|
|
|
|
+ this.active.nextAll( ".ui-menu-item" ).each(function() {
|
|
|
|
|
+ item = $( this );
|
|
|
|
|
+ return item.offset().top - base - height < 0;
|
|
|
|
|
+ });
|
|
|
|
|
+
|
|
|
|
|
+ this.focus( event, item );
|
|
|
|
|
+ } else {
|
|
|
|
|
+ this.focus( event, this.activeMenu.children( ".ui-menu-item" )
|
|
|
|
|
+ [ !this.active ? "first" : "last" ]() );
|
|
|
|
|
+ }
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ previousPage: function( event ) {
|
|
|
|
|
+ var item, base, height;
|
|
|
|
|
+ if ( !this.active ) {
|
|
|
|
|
+ this.next( event );
|
|
|
|
|
+ return;
|
|
|
|
|
+ }
|
|
|
|
|
+ if ( this.isFirstItem() ) {
|
|
|
|
|
+ return;
|
|
|
|
|
+ }
|
|
|
|
|
+ if ( this._hasScroll() ) {
|
|
|
|
|
+ base = this.active.offset().top;
|
|
|
|
|
+ height = this.element.height();
|
|
|
|
|
+ this.active.prevAll( ".ui-menu-item" ).each(function() {
|
|
|
|
|
+ item = $( this );
|
|
|
|
|
+ return item.offset().top - base + height > 0;
|
|
|
|
|
+ });
|
|
|
|
|
+
|
|
|
|
|
+ this.focus( event, item );
|
|
|
|
|
+ } else {
|
|
|
|
|
+ this.focus( event, this.activeMenu.children( ".ui-menu-item" ).first() );
|
|
|
|
|
+ }
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ _hasScroll: function() {
|
|
|
|
|
+ return this.element.outerHeight() < this.element.prop( "scrollHeight" );
|
|
|
|
|
+ },
|
|
|
|
|
+
|
|
|
|
|
+ select: function( event ) {
|
|
|
|
|
+ // TODO: It should never be possible to not have an active item at this
|
|
|
|
|
+ // point, but the tests don't trigger mouseenter before click.
|
|
|
|
|
+ this.active = this.active || $( event.target ).closest( ".ui-menu-item" );
|
|
|
|
|
+ var ui = { item: this.active };
|
|
|
|
|
+ if ( !this.active.has( ".ui-menu" ).length ) {
|
|
|
|
|
+ this.collapseAll( event, true );
|
|
|
|
|
+ }
|
|
|
|
|
+ this._trigger( "select", event, ui );
|
|
|
|
|
+ }
|
|
|
|
|
+});
|
|
|
|
|
+
|
|
|
|
|
+}( jQuery ));
|