notebookbar: tab focus cycle inside tab page

Signed-off-by: Szymon Kłos <[email protected]>
Change-Id: I0daf9a068802470a45cfd203577a2b5f01c7cfc5

browser/src/control/Control.NotebookbarBuilder.js

@@ -16,6 +16,7 @@ L.Control.NotebookbarBuilder = L.Control.JSDialogBuilder.extend({
 		this._controlHandlers['combobox'] = this._comboboxControlHandler;
 		this._controlHandlers['listbox'] = this._comboboxControlHandler;
 		this._controlHandlers['tabcontrol'] = this._overriddenTabsControlHandler;
+		this._controlHandlers['tabpage'] = this._overriddenTabPageHandler;
 		this._controlHandlers['menubartoolitem'] = this._inlineMenubarToolItemHandler;
 		this._controlHandlers['bigmenubartoolitem'] = this._bigMenubarToolItemHandler;
 		this._controlHandlers['bigtoolitem'] = this._bigtoolitemHandler;
@@ -389,6 +390,15 @@ L.Control.NotebookbarBuilder = L.Control.JSDialogBuilder.extend({
 		return builder._tabsControlHandler(parentContainer, data, builder, _('Tap to collapse'));
 	},
 
+	_overriddenTabPageHandler: function(parentContainer, data, builder) {
+		var result = builder._tabPageHandler(parentContainer, data, builder);
+
+		var tabPage = parentContainer.lastChild;
+		JSDialog.MakeFocusCycle(tabPage);
+
+		return result;
+	},
+
 	_toolboxHandler: function(parentContainer, data) {
 		if (data.enabled === false || data.enabled === 'false') {
 			for (var index in data.children) {