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128 lines
3.2 KiB
128 lines
3.2 KiB
/** Modified from original Node-Red source, for audio system visualization
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* vim: set ts=4:
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* Copyright 2013 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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RED.tabs = (function() {
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function createTabs(options) {
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var tabs = {};
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var ul = $("#"+options.id)
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ul.addClass("red-ui-tabs");
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ul.children().first().addClass("active");
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ul.children().addClass("red-ui-tab");
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function onTabClick() {
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activateTab($(this));
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return false;
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}
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function onTabDblClick() {
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if (options.ondblclick) {
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options.ondblclick(tabs[$(this).attr('href').slice(1)]);
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}
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return false;
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}
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function activateTab(link) {
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if (typeof link === "string") {
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link = ul.find("a[href='#"+link+"']");
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}
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if (!link.parent().hasClass("active")) {
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ul.children().removeClass("active");
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link.parent().addClass("active");
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if (options.onchange) {
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options.onchange(tabs[link.attr('href').slice(1)]);
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}
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}
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}
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function updateTabWidths() {
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var tabs = ul.find("li.red-ui-tab");
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var width = ul.width();
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var tabCount = tabs.size();
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var tabWidth = (width-6-(tabCount*7))/tabCount;
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var pct = 100*tabWidth/width;
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tabs.css({width:pct+"%"});
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}
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ul.find("li.red-ui-tab a").on("click",onTabClick).on("dblclick",onTabDblClick);
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updateTabWidths();
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function removeTab(id) {
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var li = ul.find("a[href='#"+id+"']").parent();
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if (li.hasClass("active")) {
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var tab = li.prev();
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if (tab.size() === 0) {
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tab = li.next();
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}
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activateTab(tab.find("a"));
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}
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li.remove();
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if (options.onremove) {
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options.onremove(tabs[id]);
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}
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delete tabs[id];
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updateTabWidths();
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}
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return {
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addTab: function(tab) {
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tabs[tab.id] = tab;
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var li = $("<li/>",{class:"red-ui-tab"}).appendTo(ul);
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var link = $("<a/>",{href:"#"+tab.id, class:"red-ui-tab-label"}).appendTo(li);
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link.html(tab.label);
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link.on("click",onTabClick);
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link.on("dblclick",onTabDblClick);
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if (tab.closeable) {
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var closeLink = $("<a/>",{href:"#",class:"red-ui-tab-close"}).appendTo(li);
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closeLink.html('<i class="icon-remove" />');
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closeLink.on("click",function(event) {
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removeTab(tab.id);
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});
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}
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updateTabWidths();
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if (options.onadd) {
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options.onadd(tab);
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}
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link.attr("title",tab.label);
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if (ul.find("li.red-ui-tab").size() == 1) {
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activateTab(link);
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}
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},
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removeTab: removeTab,
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activateTab: activateTab,
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resize: updateTabWidths,
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count: function() {
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return ul.find("li.red-ui-tab").size();
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},
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contains: function(id) {
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return ul.find("a[href='#"+id+"']").length > 0;
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}
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}
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}
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return {
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create: createTabs
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}
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})();
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