GroupTabPanel.js
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/**
* @author Nicolas Ferrero
* @class Ext.ux.GroupTabPanel
* @extends Ext.Container
* A TabPanel with grouping support.
*/
Ext.define('Ext.ux.GroupTabPanel', {
extend: 'Ext.Container',
alias: 'widget.grouptabpanel',
requires:[
'Ext.data.*',
'Ext.tree.*',
'Ext.layout.*'
],
baseCls : Ext.baseCSSPrefix + 'grouptabpanel',
initComponent: function(config) {
var me = this,
items = [];
Ext.apply(me, config);
me.store = me.createItemsStore();
me.layout = {
type: 'hbox',
pack: 'start',
align: 'stretch'
};
me.defaults = {
border: false
};
me.items = Ext.each(me.items, function(item) {
items.push(item.items);
});
me.items = [{
xtype: 'treepanel',
cls: 'x-tree-panel x-grouptabbar',
width: 150,
rootVisible: false,
height: 400,
store: me.store,
hideHeaders: true,
useArrows: true,
animate: false,
viewConfig: {
overItemCls: ''
},
columns: [{
xtype: 'treecolumn',
sortable: false,
dataIndex: 'text',
flex: 1,
renderer: function (value, cell, node, idx1, idx2, store, tree) {
var cls = '';
if (!node.data.activeGroup) {
cls += ' x-inactive-group';
} else if (node.parentNode && node.parentNode.parentNode === null) {
cls += ' x-grouptab-first';
if (node.previousSibling) {
cls += ' x-grouptab-prev';
}
} else if (node.nextSibling === null) {
cls += ' x-grouptab-last';
} else {
cls += ' x-grouptab-center';
}
if (node.data.activeTab) {
cls += ' x-active-tab';
}
cell.tdCls= 'x-grouptab'+ cls;
return value;
}
}]
},{
xtype: 'container',
flex: 1,
layout: 'card',
activeItem: me.mainItem,
baseCls: Ext.baseCSSPrefix + 'grouptabcontainer',
items: items
}];
me.addEvents(
/**
* @event beforetabchange
* Fires before a tab change (activated by {@link #setActiveTab}). Return false in any listener to cancel
* the tabchange
* @param {Ext.ux.GroupTabPanel} grouptabPanel The GroupTabPanel
* @param {Ext.Component} newCard The card that is about to be activated
* @param {Ext.Component} oldCard The card that is currently active
*/
'beforetabchange',
/**
* @event tabchange
* Fires when a new tab has been activated (activated by {@link #setActiveTab}).
* @param {Ext.ux.GroupTabPanel} grouptabPanel The GroupTabPanel
* @param {Ext.Component} newCard The newly activated item
* @param {Ext.Component} oldCard The previously active item
*/
'tabchange',
/**
* @event beforegroupchange
* Fires before a group change (activated by {@link #setActiveGroup}). Return false in any listener to cancel
* the groupchange
* @param {Ext.ux.GroupTabPanel} grouptabPanel The GroupTabPanel
* @param {Ext.Component} newGroup The root group card that is about to be activated
* @param {Ext.Component} oldGroup The root group card that is currently active
*/
'beforegroupchange',
/**
* @event groupchange
* Fires when a new group has been activated (activated by {@link #setActiveGroup}).
* @param {Ext.ux.GroupTabPanel} grouptabPanel The GroupTabPanel
* @param {Ext.Component} newGroup The newly activated root group item
* @param {Ext.Component} oldGroup The previously active root group item
*/
'groupchange'
);
me.callParent(arguments);
me.setActiveTab(me.activeTab);
me.setActiveGroup(me.activeGroup);
me.mon(me.down('treepanel').getSelectionModel(), 'select', me.onNodeSelect, me);
},
/**
* @private
* Node selection listener.
*/
onNodeSelect: function (selModel, node) {
var me = this,
currentNode = me.store.getRootNode(),
parent;
if (node.parentNode && node.parentNode.parentNode === null) {
parent = node;
} else {
parent = node.parentNode;
}
if (me.setActiveGroup(parent.get('id')) === false || me.setActiveTab(node.get('id')) === false) {
return false;
}
while(currentNode) {
currentNode.set('activeTab', false);
currentNode.set('activeGroup', false);
currentNode = currentNode.firstChild || currentNode.nextSibling || currentNode.parentNode.nextSibling;
}
parent.set('activeGroup', true);
parent.eachChild(function(child) {
child.set('activeGroup', true);
});
node.set('activeTab', true);
selModel.view.refresh();
},
/**
* Makes the given component active (makes it the visible card in the GroupTabPanel's CardLayout)
* @param {Ext.Component} cmp The component to make active
*/
setActiveTab: function(cmp) {
var me = this,
newTab = cmp,
oldTab;
if(Ext.isString(cmp)) {
newTab = Ext.getCmp(newTab);
}
if (newTab === me.activeTab) {
return false;
}
oldTab = me.activeTab;
if (me.fireEvent('beforetabchange', me, newTab, oldTab) !== false) {
me.activeTab = newTab;
if (me.rendered) {
me.down('container[baseCls=' + Ext.baseCSSPrefix + 'grouptabcontainer' + ']').getLayout().setActiveItem(newTab);
}
me.fireEvent('tabchange', me, newTab, oldTab);
}
return true;
},
/**
* Makes the given group active
* @param {Ext.Component} cmp The root component to make active.
*/
setActiveGroup: function(cmp) {
var me = this,
newGroup = cmp,
oldGroup;
if(Ext.isString(cmp)) {
newGroup = Ext.getCmp(newGroup);
}
if (newGroup === me.activeGroup) {
return true;
}
oldGroup = me.activeGroup;
if (me.fireEvent('beforegroupchange', me, newGroup, oldGroup) !== false) {
me.activeGroup = newGroup;
me.fireEvent('groupchange', me, newGroup, oldGroup);
} else {
return false;
}
return true;
},
/**
* @private
* Creates the TreeStore used by the GroupTabBar.
*/
createItemsStore: function() {
var me = this,
data = {
text:'.',
children: []
};
me.activeGroup = me.activeGroup || 0;
Ext.each(me.items, function(item, idx){
var items = item.items,
rootItem = (items[item.mainItem] || items[0]),
root = {
children: []
};
if (!rootItem.id) {
rootItem.id = Ext.id();
}
root.id = rootItem.id;
root.text = rootItem.title;
root.iconCls = rootItem.iconCls;
delete rootItem.iconCls;
delete rootItem.title;
root.expanded = true;
root.activeGroup = (me.activeGroup === idx);
root.activeTab = root.activeGroup ? true : false;
if (root.activeTab) {
me.activeTab = root.id;
}
if (root.activeGroup) {
me.mainItem = item.mainItem || 0;
me.activeGroup = root.id;
}
Ext.each(item.items, function(childItem) {
if (!childItem.id) {
childItem.id = Ext.id();
}
if(childItem.id !== root.id) {
var child = {
id: childItem.id,
leaf: true,
text: childItem.title,
iconCls: childItem.iconCls,
activeTab: false
};
delete childItem.title;
delete childItem.iconCls;
child.activeGroup = root.activeGroup;
root.children.push(child);
}
}, me);
data.children.push(root);
}, me);
return Ext.create('Ext.data.TreeStore', {
fields: ['id', 'text', 'activeGroup', 'activeTab'],
root: {expanded: true},
proxy: {
type: 'memory',
data: data
}
});
},
/**
* Returns the item that is currently active inside this GroupTabPanel.
* @return {Ext.Component/Integer} The currently active item
*/
getActiveTab: function() {
return this.activeTab;
},
/**
* Returns the root group item that is currently active inside this GroupTabPanel.
* @return {Ext.Component/Integer} The currently active root group item
*/
getActiveGroup: function() {
return this.activeGroup;
}
});