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| Ext.require([
| 'Ext.util.History',
| 'Ext.tab.Panel'
| ]);
|
| Ext.onReady(function() {
| // The only requirement for this to work is that you must have a hidden field and
| // an iframe available in the page with ids corresponding to Ext.History.fieldId
| // and Ext.History.iframeId. See history.html for an example.
| Ext.History.init();
|
| // Needed if you want to handle history for multiple components in the same page.
| // Should be something that won't be in component ids.
| var tokenDelimiter = ':';
|
| function onTabChange(tabPanel, tab) {
| var tabs = [],
| ownerCt = tabPanel.ownerCt,
| oldToken, newToken;
|
| tabs.push(tab.id);
| tabs.push(tabPanel.id);
|
| while (ownerCt && ownerCt.is('tabpanel')) {
| tabs.push(ownerCt.id);
| ownerCt = ownerCt.ownerCt;
| }
|
| newToken = tabs.reverse().join(tokenDelimiter);
|
| oldToken = Ext.History.getToken();
|
| if (oldToken === null || oldToken.search(newToken) === -1) {
| Ext.History.add(newToken);
| }
| }
|
| // Handle this change event in order to restore the UI to the appropriate history state
| function onAfterRender() {
| Ext.History.on('change', function(token) {
| var parts, tabPanel, length, i;
|
| if (token) {
| parts = token.split(tokenDelimiter);
| length = parts.length;
|
| // setActiveTab in all nested tabs
| for (i = 0; i < length - 1; i++) {
| Ext.getCmp(parts[i]).setActiveTab(Ext.getCmp(parts[i + 1]));
| }
| }
| });
|
| // This is the initial default state. Necessary if you navigate starting from the
| // page without any existing history token params and go back to the start state.
| var activeTab1 = Ext.getCmp('main-tabs').getActiveTab(),
| activeTab2 = activeTab1.getActiveTab();
|
| onTabChange(activeTab1, activeTab2);
| }
|
| Ext.create('Ext.TabPanel', {
| renderTo: Ext.getBody(),
| id: 'main-tabs',
| height: 300,
| width: 600,
| activeTab: 0,
| defaults: {
| padding: 10
| },
|
| items: [{
| xtype: 'tabpanel',
| title: 'Tab 1',
| id: 'tab1',
| activeTab: 0,
| padding: 5,
| border: true,
| plain: true,
|
| defaults: {
| padding: 10
| },
|
| items: [{
| title: 'Sub-tab 1',
| id: 'subtab1',
| html: 'Sub-tab 1 content'
| },{
| title: 'Sub-tab 2',
| id: 'subtab2',
| html: 'Sub-tab 2 content'
| },{
| title: 'Sub-tab 3',
| id: 'subtab3',
| html: 'Sub-tab 3 content'
| }],
|
| listeners: {
| tabchange: onTabChange
| }
| },{
| title: 'Tab 2',
| id: 'tab2',
| html: 'Tab 2 content'
| },{
| title: 'Tab 3',
| id: 'tab3',
| html: 'Tab 3 content'
| },{
| title: 'Tab 4',
| id: 'tab4',
| html: 'Tab 4 content'
| },{
| title: 'Tab 5',
| id: 'tab5',
| html: 'Tab 5 content'
| }],
| listeners: {
| tabchange: onTabChange,
| afterrender: onAfterRender
| }
| });
| });
|
|