mirror of
https://github.com/jquery/jquery-ui.git
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302 lines
7.2 KiB
JavaScript
302 lines
7.2 KiB
JavaScript
/*
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* jQuery UI Selectmenu @VERSION
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*
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* Copyright 2011, AUTHORS.txt (http://jqueryui.com/about)
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* Dual licensed under the MIT or GPL Version 2 licenses.
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* http://jquery.org/license
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*
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* http://docs.jquery.com/UI/Selectmenu
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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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* jquery.ui.menu.js
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* jquery.ui.button.js
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*/
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(function( $, undefined ) {
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// used to prevent race conditions with remote data sources
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var requestIndex = 0;
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$.widget( "ui.selectmenu", {
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version: "@VERSION",
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defaultElement: "<select>",
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options: {
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wrapperElement: "<div />",
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appendTo: "body",
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position: {
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my: "left top",
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at: "left bottom",
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collision: "none"
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},
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source: null,
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iconWidth: 26,
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// callbacks
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open: null,
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focus: null,
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select: null,
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close: null,
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change: null
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},
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_create: function() {
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var self = this,
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options = this.options,
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tabindex = this.element.attr( 'tabindex' );
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// set a default id value, generate a new random one if not set by developer
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var selectmenuId = self.element.attr( 'id' ) || 'ui-selectmenu-' + Math.random().toString( 16 ).slice( 2, 10 );
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// quick array of button and menu id's
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self.ids = [ selectmenuId + '-button', selectmenuId + '-menu' ];
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// get options
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self.items = self.element.find( 'option' );
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// catch click event of the label
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self.element.bind( 'click.selectmenu', function() {
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self.newelement.focus();
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return false;
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});
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// create button
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self.newelement = $( '<a />', {
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href: '#' + selectmenuId,
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tabindex: (tabindex ? tabindex : self.element.attr( 'disabled' ) ? 1 : 0),
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'aria-haspopup': true,
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'aria-owns': self.ids[ 1 ],
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css: {
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width: self.element.width()
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}
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}).button({
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label: self.items.eq( self.element[0].selectedIndex ).text(),
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icons: {
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primary: "ui-icon-triangle-2-n-s"
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}
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});
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self.newelementWrap = $( options.wrapperElement )
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.append( self.newelement )
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.insertAfter( self.element );
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self.newelement
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.bind( 'mousedown.selectmenu' , function(event) {
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self._toggle( event );
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return false;
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})
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.bind( 'click.selectmenu' , function() {
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return false;
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})
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.bind( 'keydown.selectmenu', function( event ) {
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var ret = false;
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switch (event.keyCode) {
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case $.ui.keyCode.TAB:
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case $.ui.keyCode.ENTER:
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ret = true;
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break;
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case $.ui.keyCode.SPACE:
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self._toggle(event);
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break;
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case $.ui.keyCode.UP:
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if (event.altKey) {
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self._toggle( event );
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} else {
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self.list.trigger( event );
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if ( options.open ) self.list.focus();
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}
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break;
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case $.ui.keyCode.DOWN:
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if (event.altKey) {
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self._toggle( event );
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} else {
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self.list.trigger( event );
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if ( options.open ) self.list.focus();
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}
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break;
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case $.ui.keyCode.LEFT:
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// event.which = 40;
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event.keyCode = 40;
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self.list.trigger( event );
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break;
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case $.ui.keyCode.RIGHT:
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// event.which = 38;
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event.keyCode = 38;
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self.list.trigger( event );
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break;
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default:
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self.list.trigger( event );
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}
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return ret;
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});
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// create menu portion, append to body
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self.list = $( '<ul />', {
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'class': 'ui-widget ui-widget-content',
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'aria-hidden': true,
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'aria-labelledby': self.ids[0],
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role: 'listbox',
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id: self.ids[1],
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css: {
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// width: self.element.width() - options.iconWidth
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width: self.element.width()
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}
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});
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self.listWrap = $( options.wrapperElement )
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.addClass( self.widgetBaseClass + '-menu' )
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.append( self.list )
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.appendTo( options.appendTo );
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self._renderMenu( self.list, self._initSource() );
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self.list.menu({
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select: function( event, ui ) {
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var item = ui.item.data( "item.selectmenu" );
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console.log(item);
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self.newelement.children( 'span.ui-button-text' ).text( item.label );
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self.value( item.value );
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self.close( event, true);
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},
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focus: function( event, ui ) {
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var item = ui.item.data( "item.selectmenu" );
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if ( !options.open ) self.newelement.children( 'span.ui-button-text' ).text( item.label );
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}
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});
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// document click closes menu
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$( document ).bind( 'mousedown.selectmenu', function( event ) {
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if ( self.options.open ) {
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window.setTimeout( function() {
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self.close( event );
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}, 200 );
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}
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});
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},
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_toggle: function( event ) {
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if ( this.options.open ) {
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this.close( event );
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} else {
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this.open( event );
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}
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},
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open: function( event ) {
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var self = this,
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options = this.options;
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self.listWrap.addClass( self.widgetBaseClass + '-open' );
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this.options.open = true;
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self.listWrap.position( $.extend({
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of: this.newelementWrap
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}, options.position ));
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},
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close: function( event, focus ) {
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var self = this,
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options = this.options;
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self.listWrap.removeClass( self.widgetBaseClass + '-open' );
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this.options.open = false;
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if (focus) self.newelement.focus();
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},
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_renderMenu: function( ul, items ) {
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var self = this,
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currentOptgroup = "";
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$.each( items, function( index, item ) {
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if ( item.optgroup != currentOptgroup ) {
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ul.append( "<li class='ui-selectmenu-optgroup'>" + item.optgroup + "</li>" );
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currentOptgroup = item.optgroup;
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}
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self._renderItem( ul, item );
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});
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},
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_renderItem: function( ul, item) {
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return $( "<li />" )
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.data( "item.selectmenu", item )
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.append( $( "<a />", {
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text: item.label,
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href: '#nogo'
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})
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).appendTo( ul );
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},
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_destroy: function() {
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clearTimeout( this.searching );
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this.element
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.removeClass( "ui-autocomplete-input" )
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.removeAttr( "autocomplete" )
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.removeAttr( "role" )
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.removeAttr( "aria-autocomplete" )
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.removeAttr( "aria-haspopup" );
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this.menu.element.remove();
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},
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_setOption: function( key, value ) {
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this._super( "_setOption", key, value );
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if ( key === "source" ) {
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this._initSource();
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}
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if ( key === "appendTo" ) {
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this.listWrap.appendTo( $( value || "body", this.element[0].ownerDocument )[0] )
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}
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// if ( key === "disabled" && value && this.xhr ) {
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// this.xhr.abort();
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// }
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},
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_initSource: function() {
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var data = [];
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// data = [
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// { label: "anders", optgroup: "" },
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// { label: "andreas", optgroup: "" },
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// { label: "antal", optgroup: "" },
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// { label: "annhhx10", optgroup: "Products" },
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// { label: "annk K12", optgroup: "Products" },
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// { label: "annttop C13", optgroup: "Products" },
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// { label: "anders andersson", optgroup: "People" },
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// { label: "andreas andersson", optgroup: "People" },
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// { label: "andreas johnson", optgroup: "People" }
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// ];
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$.each( this.items, function( index, item ) {
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var option = $( item );
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data.push({
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value: option.attr( 'value' ),
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label: option.text(),
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optgroup: option.parent("optgroup").attr("label") || false
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});
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});
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// console.log(data);
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return data;
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},
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value: function( newValue ) {
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if (arguments.length) {
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this.element[0].value = newValue;
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} else {
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return this.element[0].value;
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}
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}
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// index: function( newValue ) {
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// if ( arguments.length ) {
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// this.element[0].selectedIndex = newValue;
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// } else {
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// return this.element[0].selectedIndex;
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// }
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// }
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});
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}( jQuery ));
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