jitk_jquery_ui_tabs.js

esri的ArcGIS Server超级学习模板程序（for java）

/*
 * Tabs 3 - New Wave Tabs
 *
 * Copyright (c) 2007 Klaus Hartl (stilbuero.de)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Tabs
 */

;(function($) {

    // if the UI scope is not availalable, add it
    $.ui = $.ui || {};

    // tabs API methods
    $.fn.tabs = function() {
        var method = typeof arguments[0] == 'string' && arguments[0];
        var args = method && Array.prototype.slice.call(arguments, 1) || arguments;

        return method == 'length' ?
            $.data(this[0], 'tabs').$tabs.length :
            this.each(function() {
                if (method) {
                    var tabs = $.data(this, 'tabs');
                    if (tabs) tabs[method].apply(tabs, args);
                } else
                    new $.ui.tabs(this, args[0] || {});
            });
    };

    // tabs class
    $.ui.tabs = function(el, options) {
        var self = this;
        
        this.options = $.extend({}, $.ui.tabs.defaults, options);
        this.element = el;

        // doesn't extend with null
        if (options.selected === null)
            this.options.selected = null;

        this.options.event += '.tabs'; // namespace event

        $(el).bind('setData.tabs', function(event, key, value) {
            if ((/^selected/).test(key))
                self.select(value);
            else {
                self.options[key] = value;
                self.tabify();
            }
        }).bind('getData.tabs', function(event, key) {
            return self.options[key];
        });

        // save instance for later
        $.data(el, 'tabs', this);

        // create tabs
        this.tabify(true);
    };
    
    $.ui.tabs.defaults = {
        // basic setup
        selected: 0,
        unselect: false,
        event: 'click',
        disabled: [],
        cookie: null, // e.g. { expires: 7, path: '/', domain: 'jquery.com', secure: true }
        // TODO history: false,

        // Ajax
        spinner: 'Loading…',
        cache: false,
        idPrefix: 'ui-tabs-',
        ajaxOptions: {},

        // animations
        fx: null, // e.g. { height: 'toggle', opacity: 'toggle', duration: 200 }

        // templates
        tabTemplate: '<li><a href="#{href}"><span>#{label}</span></a></li>',
        panelTemplate: '<div></div>',

        // CSS classes
        navClass: 'ui-tabs-nav',
        selectedClass: 'ui-tabs-selected',
        unselectClass: 'ui-tabs-unselect',
        disabledClass: 'ui-tabs-disabled',
        panelClass: 'ui-tabs-panel',
        hideClass: 'ui-tabs-hide',
        loadingClass: 'ui-tabs-loading'
    };

    // instance methods
    $.extend($.ui.tabs.prototype, {
        tabId: function(a) {
            return a.title && a.title.replace(/\s/g, '_').replace(/[^A-Za-z0-9\-_:\.]/g, '')
                || this.options.idPrefix + $.data(a);
        },
        ui: function(tab, panel) {
            return {
                instance: this,
                options: this.options,
                tab: tab,
                panel: panel
            };
        },
        tabify: function(init) {

            this.$lis = $('li:has(a[href])', this.element);
            this.$tabs = this.$lis.map(function() { return $('a', this)[0]; });
            this.$panels = $([]);

            var self = this, o = this.options;

            this.$tabs.each(function(i, a) {
                // inline tab
                if (a.hash && a.hash.replace('#', '')) // Safari 2 reports '#' for an empty hash
                    self.$panels = self.$panels.add(a.hash);
                // remote tab
                else if ($(a).attr('href') != '#') { // prevent loading the page itself if href is just "#"
                    $.data(a, 'href.tabs', a.href); // required for restore on destroy
                    $.data(a, 'load.tabs', a.href); // mutable
                    var id = self.tabId(a);
                    a.href = '#' + id;
                    var $panel = $('#' + id);
                    if (!$panel.length) {
                        $panel = $(o.panelTemplate).attr('id', id).addClass(o.panelClass)
                            .insertAfter( self.$panels[i - 1] || self.element );
                        $panel.data('destroy.tabs', true);
                    }
                    self.$panels = self.$panels.add( $panel );
                }
                // invalid tab href
                else
                    o.disabled.push(i + 1);
            });

            if (init) {

                // attach necessary classes for styling if not present
                $(this.element).hasClass(o.navClass) || $(this.element).addClass(o.navClass);
                this.$panels.each(function() {
                    var $this = $(this);
                    $this.hasClass(o.panelClass) || $this.addClass(o.panelClass);
                });

                // Try to retrieve selected tab:
                // 1. from fragment identifier in url if present
                // 2. from cookie
                // 3. from selected class attribute on <li>
                // 4. otherwise use given "selected" option
                // 5. check if tab is disabled
                this.$tabs.each(function(i, a) {
                    if (location.hash) {
                        if (a.hash == location.hash) {
                            o.selected = i;
                            // prevent page scroll to fragment
                            //if (($.browser.msie || $.browser.opera) && !o.remote) {
                            if ($.browser.msie || $.browser.opera) {
                                var $toShow = $(location.hash), toShowId = $toShow.attr('id');
                                $toShow.attr('id', '');
                                setTimeout(function() {
                                    $toShow.attr('id', toShowId); // restore id
                                }, 500);
                            }
                            scrollTo(0, 0);
                            return false; // break
                        }
                    } else if (o.cookie) {
                        var index = parseInt($.cookie('ui-tabs' + $.data(self.element)),10);
                        if (index && self.$tabs[index]) {
                            o.selected = index;
                            return false; // break
                        }
                    } else if ( self.$lis.eq(i).hasClass(o.selectedClass) ) {
                        o.selected = i;
                        return false; // break
                    }
                });

                // highlight selected tab
                this.$panels.addClass(o.hideClass);
                this.$lis.removeClass(o.selectedClass);
                if (o.selected !== null) {
                    this.$panels.eq(o.selected).show().removeClass(o.hideClass); // use show and remove class to show in any case no matter how it has been hidden before
                    this.$lis.eq(o.selected).addClass(o.selectedClass);
                }

                // load if remote tab
                var href = o.selected !== null && $.data(this.$tabs[o.selected], 'load.tabs');
                if (href)
                    this.load(o.selected);

                // Take disabling tabs via class attribute from HTML
                // into account and update option properly...
                o.disabled = $.unique(o.disabled.concat(
                    $.map(this.$lis.filter('.' + o.disabledClass),
                        function(n, i) { return self.$lis.index(n); } )
                )).sort();
                
                // clean up to avoid memory leaks in certain versions of IE 6
                $(window).bind('unload', function() {
                    self.$tabs.unbind('.tabs');
                    self.$lis = self.$tabs = self.$panels = null;
                });

            }

            // disable tabs
            for (var i = 0, li; li = this.$lis[i]; i++)
                $(li)[$.inArray(i, o.disabled) != -1 && !$(li).hasClass(o.selectedClass) ? 'addClass' : 'removeClass'](o.disabledClass);

            // reset cache if switching from cached to not cached
            if (o.cache === false)
                this.$tabs.removeData('cache.tabs');
            
            // set up animations
            var hideFx, showFx, baseFx = { 'min-width': 0, duration: 1 }, baseDuration = 'normal';
            if (o.fx && o.fx.constructor == Array)
                hideFx = o.fx[0] || baseFx, showFx = o.fx[1] || baseFx;
            else
                hideFx = showFx = o.fx || baseFx;

            // reset some styles to maintain print style sheets etc.
            var resetCSS = { display: '', overflow: '', height: '' };
            if (!$.browser.msie) // not in IE to prevent ClearType font issue
                resetCSS.opacity = '';

            // Hide a tab, animation prevents browser scrolling to fragment,
            // $show is optional.
            function hideTab(clicked, $hide, $show) {
                $hide.animate(hideFx, hideFx.duration || baseDuration, function() { //
                    $hide.addClass(o.hideClass).css(resetCSS); // maintain flexible height and accessibility in print etc.
                    if ($.browser.msie && hideFx.opacity)
                        $hide[0].style.filter = '';
                    if ($show)
                        showTab(clicked, $show, $hide);
                });
            }

            // Show a tab, animation prevents browser scrolling to fragment,
            // $hide is optional.
            function showTab(clicked, $show, $hide) {
                if (showFx === baseFx)
                    $show.css('display', 'block'); // prevent occasionally occuring flicker in Firefox cause by gap between showing and hiding the tab panels
                $show.animate(showFx, showFx.duration || baseDuration, function() {
                    $show.removeClass(o.hideClass).css(resetCSS); // maintain flexible height and accessibility in print etc.
                    if ($.browser.msie && showFx.opacity)
                        $show[0].style.filter = '';

                    // callback
                    $(self.element).triggerHandler('tabsshow', [self.ui(clicked, $show[0])], o.show);

                });
            }

            // switch a tab
            function switchTab(clicked, $li, $hide, $show) {
                /*if (o.bookmarkable && trueClick) { // add to history only if true click occured, not a triggered click
                    $.ajaxHistory.update(clicked.hash);
                }*/
                $li.addClass(o.selectedClass)
                    .siblings().removeClass(o.selectedClass);
                hideTab(clicked, $hide, $show);
            }

            // attach tab event handler, unbind to avoid duplicates from former tabifying...
            this.$tabs.unbind('.tabs').bind(o.event, function() {

                //var trueClick = e.clientX; // add to history only if true click occured, not a triggered click
                var $li = $(this).parents('li:eq(0)'),
                    $hide = self.$panels.filter(':visible'),
                    $show = $(this.hash);

                // If tab is already selected and not unselectable or tab disabled or 
                // or is already loading or click callback returns false stop here.
                // Check if click handler returns false last so that it is not executed