401 lines
13 KiB
JavaScript
401 lines
13 KiB
JavaScript
|
|
/**
|
|
* @file tabs.js
|
|
* jQuery UI Tabs (Tabs 3)
|
|
*
|
|
* This is nothing more than the pure jquery UI tabs implementation.
|
|
* It has been implemented under the Drupal.Views.Tabs namespace to
|
|
* avoid conflicts with alternatve versions of jquery, jquery UI.
|
|
*/
|
|
|
|
Drupal.Views = Drupal.Views || {};
|
|
|
|
Drupal.Views.Tabs = function(el, options) {
|
|
|
|
this.source = el;
|
|
|
|
this.options = $.extend({
|
|
|
|
// basic setup
|
|
initial: 0,
|
|
event: 'click',
|
|
disabled: [],
|
|
// TODO bookmarkable: $.ajaxHistory ? true : false,
|
|
unselected: false,
|
|
toggle: options.unselected ? true : false,
|
|
|
|
// Ajax
|
|
spinner: 'Loading…',
|
|
cache: false,
|
|
hashPrefix: 'tab-',
|
|
|
|
// animations
|
|
/*fxFade: null,
|
|
fxSlide: null,
|
|
fxShow: null,
|
|
fxHide: null,*/
|
|
fxSpeed: 'normal',
|
|
/*fxShowSpeed: null,
|
|
fxHideSpeed: null,*/
|
|
|
|
// callbacks
|
|
add: function() {},
|
|
remove: function() {},
|
|
enable: function() {},
|
|
disable: function() {},
|
|
click: function() {},
|
|
hide: function() {},
|
|
show: function() {},
|
|
load: function() {},
|
|
|
|
// CSS classes
|
|
navClass: 'ui-tabs-nav',
|
|
selectedClass: 'ui-tabs-selected',
|
|
disabledClass: 'ui-tabs-disabled',
|
|
containerClass: 'ui-tabs-container',
|
|
hideClass: 'ui-tabs-hide',
|
|
loadingClass: 'ui-tabs-loading'
|
|
|
|
}, options);
|
|
|
|
this.tabify(true);
|
|
|
|
// save instance for later
|
|
var uuid = 'instance-' + Drupal.Views.Tabs.prototype.count++;
|
|
Drupal.Views.Tabs.instances[uuid] = this;
|
|
this.source.data('UI_TABS_UUID', uuid);
|
|
|
|
};
|
|
|
|
// static
|
|
Drupal.Views.Tabs.instances = {};
|
|
|
|
$.extend(Drupal.Views.Tabs.prototype, {
|
|
animating: false,
|
|
count: 0,
|
|
tabify: function(init) {
|
|
|
|
this.$tabs = $('a:first-child', this.source);
|
|
this.$containers = $([]);
|
|
|
|
var self = this, o = this.options;
|
|
|
|
this.$tabs.each(function(i, a) {
|
|
// inline tab
|
|
if (a.hash && a.hash.replace('#', '')) { // safari 2 reports '#' for an empty hash
|
|
self.$containers = self.$containers.add(a.hash);
|
|
}
|
|
// remote tab
|
|
else {
|
|
var id = a.title && a.title.replace(/\s/g, '_') || o.hashPrefix + (self.count + 1) + '-' + (i + 1), url = a.href;
|
|
a.href = '#' + id;
|
|
a.url = url;
|
|
self.$containers = self.$containers.add(
|
|
$('#' + id)[0] || $('<div id="' + id + '" class="' + o.containerClass + '"></div>')
|
|
.insertAfter( self.$containers[i - 1] || self.source )
|
|
);
|
|
}
|
|
});
|
|
|
|
if (init) {
|
|
|
|
// Try to retrieve initial tab from fragment identifier in url if present,
|
|
// otherwise try to find selected class attribute on <li>.
|
|
this.$tabs.each(function(i, a) {
|
|
if (location.hash) {
|
|
if (a.hash == location.hash) {
|
|
o.initial = i;
|
|
// prevent page scroll to fragment
|
|
//if (($.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 ( $(a).parents('li:eq(0)').is('li.' + o.selectedClass) ) {
|
|
o.initial = i;
|
|
return false; // break
|
|
}
|
|
});
|
|
|
|
// attach necessary classes for styling if not present
|
|
$(this.source).is('.' + o.navClass) || $(this.source).addClass(o.navClass);
|
|
this.$containers.each(function() {
|
|
var $this = $(this);
|
|
$this.is('.' + o.containerClass) || $this.addClass(o.containerClass);
|
|
});
|
|
|
|
// highlight tab accordingly
|
|
var $lis = $('li', this.source);
|
|
this.$containers.addClass(o.hideClass);
|
|
$lis.removeClass(o.selectedClass);
|
|
if (!o.unselected) {
|
|
this.$containers.slice(o.initial, o.initial + 1).show();
|
|
$lis.slice(o.initial, o.initial + 1).addClass(o.selectedClass);
|
|
}
|
|
|
|
// trigger load of initial tab is remote tab
|
|
if (this.$tabs[o.initial].url) {
|
|
this.load(o.initial + 1, this.$tabs[o.initial].url);
|
|
if (o.cache) {
|
|
this.$tabs[o.initial].url = null; // if loaded once do not load them again
|
|
}
|
|
}
|
|
|
|
// disabled tabs
|
|
for (var i = 0, position; position = o.disabled[i]; i++) {
|
|
this.disable(position);
|
|
}
|
|
|
|
}
|
|
|
|
// setup animations
|
|
var showAnim = {}, hideAnim = {}, showSpeed = o.fxShowSpeed || o.fxSpeed,
|
|
hideSpeed = o.fxHideSpeed || o.fxSpeed;
|
|
if (o.fxSlide || o.fxFade) {
|
|
if (o.fxSlide) {
|
|
showAnim['height'] = 'show';
|
|
hideAnim['height'] = 'hide';
|
|
}
|
|
if (o.fxFade) {
|
|
showAnim['opacity'] = 'show';
|
|
hideAnim['opacity'] = 'hide';
|
|
}
|
|
} else {
|
|
if (o.fxShow) {
|
|
showAnim = o.fxShow;
|
|
} else { // use some kind of animation to prevent browser scrolling to the tab
|
|
showAnim['min-width'] = 0; // avoid opacity, causes flicker in Firefox
|
|
showSpeed = 1; // as little as 1 is sufficient
|
|
}
|
|
if (o.fxHide) {
|
|
hideAnim = o.fxHide;
|
|
} else { // use some kind of animation to prevent browser scrolling to the tab
|
|
hideAnim['min-width'] = 0; // avoid opacity, causes flicker in Firefox
|
|
hideSpeed = 1; // as little as 1 is sufficient
|
|
}
|
|
}
|
|
|
|
// callbacks
|
|
var click = o.click, hide = o.hide, show = o.show;
|
|
|
|
// 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
|
|
function hideTab(clicked, $hide, $show) {
|
|
$hide.animate(hideAnim, hideSpeed, function() { //
|
|
$hide.addClass(o.hideClass).css(resetCSS); // maintain flexible height and accessibility in print etc.
|
|
hide(clicked, $show, $hide[0]);
|
|
if ($show) {
|
|
showTab(clicked, $hide, $show);
|
|
}
|
|
});
|
|
}
|
|
|
|
// show a tab, animation prevents browser scrolling to fragment
|
|
function showTab(clicked, $hide, $show) {
|
|
// show next tab
|
|
if (!(o.fxSlide || o.fxFade || o.fxShow)) {
|
|
$show.css('display', 'block'); // prevent occasionally occuring flicker in Firefox cause by gap between showing and hiding the tab containers
|
|
}
|
|
$show.animate(showAnim, showSpeed, function() {
|
|
$show.removeClass(o.hideClass).css(resetCSS); // maintain flexible height and accessibility in print etc.
|
|
if ($.browser.msie) {
|
|
$hide[0].style.filter = '';
|
|
$show[0].style.filter = '';
|
|
}
|
|
show(clicked, $show[0], $hide[0]);
|
|
self.animating = false;
|
|
});
|
|
|
|
}
|
|
|
|
// switch a tab
|
|
function switchTab(clicked, $hide, $show) {
|
|
/*if (o.bookmarkable && trueClick) { // add to history only if true click occured, not a triggered click
|
|
$.ajaxHistory.update(clicked.hash);
|
|
}*/
|
|
$(clicked).parents('li:eq(0)').addClass(o.selectedClass)
|
|
.siblings().removeClass(o.selectedClass);
|
|
hideTab(clicked, $hide, $show);
|
|
}
|
|
|
|
// tab click handler
|
|
function tabClick(e) {
|
|
|
|
//var trueClick = e.clientX; // add to history only if true click occured, not a triggered click
|
|
var $li = $(this).parents('li:eq(0)'), $hide = self.$containers.filter(':visible'), $show = $(this.hash);
|
|
|
|
// if tab may be closed
|
|
if (o.toggle && !$li.is('.' + o.disabledClass) && !self.animating) {
|
|
if ($li.is('.' + o.selectedClass)) {
|
|
$li.removeClass(o.selectedClass);
|
|
hideTab(this, $hide);
|
|
this.blur();
|
|
return false;
|
|
} else if (!$hide.length) {
|
|
$li.addClass(o.selectedClass);
|
|
showTab(this, $hide, $show);
|
|
this.blur();
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// If tab is already selected or disabled, animation is still running or click callback
|
|
// returns false stop here.
|
|
// Check if click handler returns false last so that it is not executed for a disabled tab!
|
|
if ($li.is('.' + o.selectedClass + ', .' + o.disabledClass)
|
|
|| self.animating || click(this, $show[0], $hide[0]) === false) {
|
|
this.blur();
|
|
return false;
|
|
}
|
|
|
|
self.animating = true;
|
|
|
|
// show new tab
|
|
if ($show.length) {
|
|
|
|
// prevent scrollbar scrolling to 0 and than back in IE7, happens only if bookmarking/history is enabled
|
|
/*if ($.browser.msie && o.bookmarkable) {
|
|
var showId = this.hash.replace('#', '');
|
|
$show.attr('id', '');
|
|
setTimeout(function() {
|
|
$show.attr('id', showId); // restore id
|
|
}, 0);
|
|
}*/
|
|
|
|
if (this.url) { // remote tab
|
|
var a = this;
|
|
self.load(self.$tabs.index(this) + 1, this.url, function() {
|
|
switchTab(a, $hide, $show);
|
|
});
|
|
if (o.cache) {
|
|
this.url = null; // if loaded once do not load them again
|
|
}
|
|
} else {
|
|
switchTab(this, $hide, $show);
|
|
}
|
|
|
|
// Set scrollbar to saved position - need to use timeout with 0 to prevent browser scroll to target of hash
|
|
/*var scrollX = window.pageXOffset || document.documentElement && document.documentElement.scrollLeft || document.body.scrollLeft || 0;
|
|
var scrollY = window.pageYOffset || document.documentElement && document.documentElement.scrollTop || document.body.scrollTop || 0;
|
|
setTimeout(function() {
|
|
scrollTo(scrollX, scrollY);
|
|
}, 0);*/
|
|
|
|
} else {
|
|
throw Drupal.t('jQuery UI Tabs: Mismatching fragment identifier.');
|
|
}
|
|
|
|
this.blur(); // prevent IE from keeping other link focussed when using the back button
|
|
|
|
//return o.bookmarkable && !!trueClick; // convert trueClick == undefined to Boolean required in IE
|
|
return false;
|
|
|
|
}
|
|
|
|
// attach click event, avoid duplicates from former tabifying
|
|
this.$tabs.unbind(o.event, tabClick).bind(o.event, tabClick);
|
|
|
|
},
|
|
add: function(url, text, position) {
|
|
if (url && text) {
|
|
var o = this.options;
|
|
position = position || this.$tabs.length; // append by default
|
|
if (position >= this.$tabs.length) {
|
|
var method = 'insertAfter';
|
|
position = this.$tabs.length;
|
|
} else {
|
|
var method = 'insertBefore';
|
|
}
|
|
if (url.indexOf('#') == 0) { // ajax container is created by tabify automatically
|
|
var $container = $(url);
|
|
// try to find an existing element before creating a new one
|
|
($container.length && $container || $('<div id="' + url.replace('#', '') + '" class="' + o.containerClass + ' ' + o.hideClass + '"></div>'))
|
|
[method](this.$containers[position - 1]);
|
|
}
|
|
$('<li><a href="' + url + '"><span>' + text + '</span></a></li>')
|
|
[method](this.$tabs.slice(position - 1, position).parents('li:eq(0)'));
|
|
this.tabify();
|
|
o.add(this.$tabs[position - 1], this.$containers[position - 1]); // callback
|
|
} else {
|
|
throw Drupal.t('jQuery UI Tabs: Not enough arguments to add tab.');
|
|
}
|
|
},
|
|
remove: function(position) {
|
|
if (position && position.constructor == Number) {
|
|
this.$tabs.slice(position - 1, position).parents('li:eq(0)').remove();
|
|
this.$containers.slice(position - 1, position).remove();
|
|
this.tabify();
|
|
}
|
|
this.options.remove(); // callback
|
|
},
|
|
enable: function(position) {
|
|
var $li = this.$tabs.slice(position - 1, position).parents('li:eq(0)'), o = this.options;
|
|
$li.removeClass(o.disabledClass);
|
|
if ($.browser.safari) { // fix disappearing tab after enabling in Safari... TODO check Safari 3
|
|
$li.animate({ opacity: 1 }, 1, function() {
|
|
$li.css({ opacity: '' });
|
|
});
|
|
}
|
|
o.enable(this.$tabs[position - 1], this.$containers[position - 1]); // callback
|
|
},
|
|
disable: function(position) {
|
|
var $li = this.$tabs.slice(position - 1, position).parents('li:eq(0)'), o = this.options;
|
|
if ($.browser.safari) { // fix opacity of tab after disabling in Safari... TODO check Safari 3
|
|
$li.animate({ opacity: 0 }, 1, function() {
|
|
$li.css({ opacity: '' });
|
|
});
|
|
}
|
|
$li.addClass(this.options.disabledClass);
|
|
o.disable(this.$tabs[position - 1], this.$containers[position - 1]); // callback
|
|
},
|
|
click: function(position) {
|
|
this.$tabs.slice(position - 1, position).trigger('click');
|
|
},
|
|
load: function(position, url, callback) {
|
|
var self = this,
|
|
o = this.options,
|
|
$a = this.$tabs.slice(position - 1, position).addClass(o.loadingClass),
|
|
$span = $('span', $a),
|
|
text = $span.html();
|
|
|
|
// shift arguments
|
|
if (url && url.constructor == Function) {
|
|
callback = url;
|
|
}
|
|
|
|
// set new URL
|
|
if (url) {
|
|
$a[0].url = url;
|
|
}
|
|
|
|
// load
|
|
if (o.spinner) {
|
|
$span.html('<em>' + o.spinner + '</em>');
|
|
}
|
|
setTimeout(function() { // timeout is again required in IE, "wait" for id being restored
|
|
$($a[0].hash).load(url, function() {
|
|
if (o.spinner) {
|
|
$span.html(text);
|
|
}
|
|
$a.removeClass(o.loadingClass);
|
|
// This callback is needed because the switch has to take place after loading
|
|
// has completed.
|
|
if (callback && callback.constructor == Function) {
|
|
callback();
|
|
}
|
|
o.load(self.$tabs[position - 1], self.$containers[position - 1]); // callback
|
|
});
|
|
}, 0);
|
|
}
|
|
});
|