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/**
* Copyright 2013 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
RED.tabs = (function() {
function createTabs(options) {
var tabs = {};
var ul = $("#"+options.id)
ul.addClass("red-ui-tabs");
ul.children().first().addClass("active");
ul.children().addClass("red-ui-tab");
function onTabClick() {
activateTab($(this));
return false;
}
function onTabDblClick() {
if (options.ondblclick) {
options.ondblclick(tabs[$(this).attr('href').slice(1)]);
}
return false;
}
function activateTab(link) {
if (typeof link === "string") {
link = ul.find("a[href='#"+link+"']");
}
if (!link.parent().hasClass("active")) {
ul.children().removeClass("active");
link.parent().addClass("active");
if (options.onchange) {
options.onchange(tabs[link.attr('href').slice(1)]);
}
}
}
function updateTabWidths() {
var tabs = ul.find("li.red-ui-tab");
var width = ul.width();
var tabCount = tabs.size();
var tabWidth = (width-6-(tabCount*7))/tabCount;
var pct = 100*tabWidth/width;
tabs.css({width:pct+"%"});
}
ul.find("li.red-ui-tab a").on("click",onTabClick).on("dblclick",onTabDblClick);
updateTabWidths();
function removeTab(id) {
var li = ul.find("a[href='#"+id+"']").parent();
if (li.hasClass("active")) {
var tab = li.prev();
if (tab.size() === 0) {
tab = li.next();
}
activateTab(tab.find("a"));
}
li.remove();
if (options.onremove) {
options.onremove(tabs[id]);
}
delete tabs[id];
updateTabWidths();
}
return {
addTab: function(tab) {
tabs[tab.id] = tab;
var li = $("<li/>",{class:"red-ui-tab"}).appendTo(ul);
var link = $("<a/>",{href:"#"+tab.id, class:"red-ui-tab-label"}).appendTo(li);
link.html(tab.label);
link.on("click",onTabClick);
link.on("dblclick",onTabDblClick);
if (tab.closeable) {
var closeLink = $("<a/>",{href:"#",class:"red-ui-tab-close"}).appendTo(li);
closeLink.html('<i class="fa fa-times" />');
closeLink.on("click",function(event) {
removeTab(tab.id);
});
}
updateTabWidths();
if (options.onadd) {
options.onadd(tab);
}
link.attr("title",tab.label);
if (ul.find("li.red-ui-tab").size() == 1) {
activateTab(link);
}
},
removeTab: removeTab,
activateTab: activateTab,
resize: updateTabWidths,
count: function() {
return ul.find("li.red-ui-tab").size();
},
contains: function(id) {
return ul.find("a[href='#"+id+"']").length > 0;
}
}
}
return {
create: createTabs
}
})();
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