/// <summary>
/// Initializes a new instance of the AppShell, sets the static 'Current' reference,
/// adds callbacks for Back requests and changes in the SplitView's DisplayMode, and
/// provide the nav menu list with the data to display.
/// </summary>
public ShellView(Frame frame)
{
_currentFrame = frame;
this.InitializeComponent();
var transition = new NavigationThemeTransition();
frame.ContentTransitions=new TransitionCollection();
frame.ContentTransitions.Add(transition);
SetTitleBarColor();
_currentFrame.Navigated += _currentFrame_Navigated;
Grid.SetRow(_currentFrame,1);
this.RootContent.Children.Add(frame);
this.Loaded += (sender, args) =>
{
this.DataContext = Mvx.Resolve<ShellViewModel>();
NavMenuList.ItemsSource = (this.DataContext as ShellViewModel).Menu;
Current = this;
this.TogglePaneButton.Focus(FocusState.Programmatic);
};
SystemNavigationManager.GetForCurrentView().BackRequested += SystemNavigationManager_BackRequested;
// If on a phone device that has hardware buttons then we hide the app's back button.
if (ApiInformation.IsTypePresent("Windows.Phone.UI.Input.HardwareButtons"))
{
this.BackButton.Visibility = Visibility.Collapsed;
}
}
/// <summary>
/// Invoked when the application is launched normally by the end user. Other entry points
/// will be used such as when the application is launched to open a specific file.
/// </summary>
/// <param name="e">Details about the launch request and process.</param>
protected override void OnLaunched(LaunchActivatedEventArgs e)
{
this.shell = Window.Current.Content as ShellView;
Frame rootFrame = null;
// Do not repeat app initialization when the Window already has content,
// just ensure that the window is active
if (rootFrame == null)
{
// Create a Frame to act as the navigation context and navigate to the first page
rootFrame = new Frame();
// Set the default language
rootFrame.Language = Windows.Globalization.ApplicationLanguages.Languages[0];
rootFrame.NavigationFailed += OnNavigationFailed;
if (e.PreviousExecutionState == ApplicationExecutionState.Terminated)
{
//TODO: Load state from previously suspended application
}
}
if (rootFrame.Content == null)
{
// When the navigation stack isn't restored navigate to the first page,
// configuring the new page by passing required information as a navigation
// parameter
var setup = new Setup(rootFrame);
setup.Initialize();
var start = Mvx.Resolve<IMvxAppStart>();
start.Start();
}
if (this.shell == null)
{
// create new shell
this.shell = new ShellView(rootFrame);
}
// Place the shell with frame as content in the current Window
Window.Current.Content = shell;
// Ensure the current window is active
Window.Current.Activate();
}
private void Current_TogglePaneButtonSizeChanged(ShellView sender, Rect e)
{
this.titleBar.Margin = new Thickness(e.Right, 0, 0, 0);
}
