import observable = require("data/observable"); import pages = require("ui/page"); import gestures = require("ui/gestures"); import appViewModel = require("./app-view-model"); export function pageNavigatedTo(args: observable.EventData) { var page = args.object; page.bindingContext = page.navigationContext; } export function toggleFavorite(args: gestures.GestureEventData) { var item = args.view.bindingContext; item.toggleFavorite(); }