示例
public class App : Application
{
internal static NavigationPage NavPage;
public App ()
{
//您的应用程序的根页面
MainPage = new RootPage();
}
}
public class RootPage : MasterDetailPage
{
public RootPage()
{
var menuPage = new MenuPage();
menuPage.Menu.ItemSelected += (sender, e) => NavigateTo(e.SelectedItem as MenuItem);
Master = menuPage;
App.NavPage= new NavigationPage(new HomePage());
Detail = App.NavPage;
}
protected override async void OnAppearing()
{
base.OnAppearing();
}
void NavigateTo(MenuItem menuItem)
{
Page displayPage = (Page)Activator.CreateInstance(menuItem.TargetType);
Detail = new NavigationPage(displayPage);
IsPresented = false;
}
}
