[TIMOB-25535] Android: Support DrawerLayout with Ti.UI.TabGroup

   // Creates a page for a ScrollableView.
   function createPage(title) {
   	var page = Ti.UI.createView();
   	page.add(Ti.UI.createLabel({ text: title + " View" }));
   	page.pageTitle = title; // Add custom property used to name item in DrawerLayout.
   	return page;
   }
   
   // Set up a window with a ScrollableView that doesn't scroll.
   // We'll select ScrollableView pages via a DrawerLayout instead.
   var window = Ti.UI.createWindow();
   var scrollableView = Ti.UI.createScrollableView({
   	views: [
   		createPage("Page 1"),
   		createPage("Page 2"),
   		createPage("Page 3"),
   		createPage("Page 4"),
   		createPage("Page 5"),
   	],
   	scrollingEnabled: false,
   	showPagingControl: false,
   });
   window.add(scrollableView);
   
   // Create the drawer layout.
   var drawerView = Ti.UI.createView({
   	backgroundColor: "white",
   	layout: "vertical",
   });
   scrollableView.views.forEach(function(page) {
   	var button = Ti.UI.createButton({ title: page.pageTitle });
   	button.addEventListener("click", function(e) {
   		scrollableView.currentPage = scrollableView.views.indexOf(page);
   		drawerLayout.closeLeft();
   	});
   	drawerView.add(button);
   });
   var drawerLayout = Ti.UI.Android.createDrawerLayout({
   	leftView: drawerView,
   });
   window.add(drawerLayout);
   
   // Set up ActionBar hamburger button to toggle drawer layout.
   window.addEventListener("open", function(e) {
   	var actionBar = window.activity.actionBar;
   	if (actionBar) {
   		actionBar.displayHomeAsUp = true;
   		actionBar.homeButtonEanbled = true;
   		actionBar.onHomeIconItemSelected = function(e) {
   			drawerLayout.toggleLeft();
   		};
   	}
   });
   
   // Show the window.
   window.open();