private async Task FetchAndInsertItemsAsync(int updateCount)
{
if (_lines == null)
{
// Not initialized yet.
return;
}
// Show the status bar progress indicator, if available.
Windows.UI.ViewManagement.StatusBar statusBar = null;
if (Windows.Foundation.Metadata.ApiInformation.IsTypePresent("Windows.UI.ViewManagement.StatusBar"))
{
statusBar = Windows.UI.ViewManagement.StatusBar.GetForCurrentView();
}
if (statusBar != null)
{
var task = statusBar.ProgressIndicator.ShowAsync();
}
// Simulate delay while we go fetch new items.
await Task.Delay(500);
for (int i = 0; i < updateCount; ++i)
{
Items.Insert(0, GetNextItem());
}
if (statusBar != null)
{
var task = statusBar.ProgressIndicator.HideAsync();
}
}
public AboutPage()
{
this.InitializeComponent();
/*Color bgColor = InTheHand.ApplicationModel.Package.Current.BackgroundColor;
* if (bgColor != Colors.Transparent)
* {
* Color modColor = Color.FromArgb((byte)0xff, (byte)(bgColor.R / 3), (byte)(bgColor.G / 3), (byte)(bgColor.B / 3));
* this.Background = new SolidColorBrush(modColor);
* }*/
#if WINDOWS_UWP || WINDOWS_PHONE_APP
Windows.UI.ViewManagement.StatusBar sb = Windows.UI.ViewManagement.StatusBar.GetForCurrentView();
if (sb != null)
{
previousBackground = sb.BackgroundColor;
previousForeground = sb.ForegroundColor;
previousBackgroundOpacity = sb.BackgroundOpacity;
sb.BackgroundColor = InTheHand.ApplicationModel.Package.Current.BackgroundColor;
sb.BackgroundOpacity = 1.0;
sb.ForegroundColor = Colors.White;
}
#endif
#if WINDOWS_UWP
SystemNavigationManager.GetForCurrentView().BackRequested += AboutPage_BackRequested;
#elif WINDOWS_PHONE_APP
Windows.Phone.UI.Input.HardwareButtons.BackPressed += HardwareButtons_BackPressed;
#endif
this.Loaded += AboutPage_Loaded;
this.Unloaded += AboutPage_Unloaded;
}
/// <summary>
/// Gets the status bar for the current window (app view).
/// </summary>
/// <returns></returns>
public static StatusBar GetForCurrentView()
{
#if WINDOWS_UWP
if (Windows.Foundation.Metadata.ApiInformation.IsTypePresent("Windows.UI.ViewManagement.StatusBar"))
{
return(new StatusBar(Windows.UI.ViewManagement.StatusBar.GetForCurrentView()));
}
else
{
var t = Launcher.QueryUriSupportAsync(new Uri("taskbarprogress:///"), LaunchQuerySupportType.Uri).AsTask();
t.Wait();
var r = t.Result;
if (r == LaunchQuerySupportStatus.Available)
{
return(new StatusBar());
}
}
return(null);
#elif WINDOWS_PHONE_APP
return(new StatusBar(Windows.UI.ViewManagement.StatusBar.GetForCurrentView()));
#else
if (_statusBar == null)
{
_statusBar = new StatusBar();
}
return(_statusBar);
#endif
}
async private void HideSts()
{
if (Windows.Foundation.Metadata.ApiInformation.IsTypePresent("Windows.Phone.UI.Input.HardwareButtons"))
{
Windows.UI.ViewManagement.StatusBar statusBar = Windows.UI.ViewManagement.StatusBar.GetForCurrentView();
await statusBar.HideAsync();
}
}
private async void HideStatusBar()
{
if (Windows.Foundation.Metadata.ApiInformation.IsTypePresent("Windows.UI.ViewManagement.StatusBar"))
{
Windows.UI.ViewManagement.StatusBar statusBar = Windows.UI.ViewManagement.StatusBar.GetForCurrentView();
await statusBar.HideAsync();
}
}
/// <summary>
/// Tries to display the status bar
/// </summary>
/// <returns>The occluded height if the operation succedes</returns>
public static async Task <double> TryShowAsync()
{
StatusBar statusBar = GetCurrentStatusBarAsync();
if (statusBar == null)
{
return(0);
}
statusBar.BackgroundColor = null;
await statusBar.ShowAsync();
return(statusBar.OccludedRect.Height);
}
protected override void OnNavigatingFrom(NavigatingCancelEventArgs e)
{
UnregisterBack();
#if WINDOWS_UWP
Windows.UI.ViewManagement.StatusBar sb = Windows.UI.ViewManagement.StatusBar.GetForCurrentView();
if (sb != null)
{
sb.BackgroundColor = _previousBackground;
sb.BackgroundOpacity = _previousBackgroundOpacity;
sb.ForegroundColor = _previousForeground;
}
#endif
base.OnNavigatingFrom(e);
}
public Shell(Frame frame)
{
this.InitializeComponent();
this.ShellSplitView.Content = frame;
frame.Navigated += Frame_Navigated;
this.DataContext = this;
ViewModel = new ShellViewModel();
if (Windows.Foundation.Metadata.ApiInformation.IsTypePresent("Windows.Phone.UI.Input.HardwareButtons"))
{
Windows.Phone.UI.Input.HardwareButtons.BackPressed += HardwareButtons_BackPressed;
}
else
{
backButton.Click += BackButton_Click;
}
if (Windows.Foundation.Metadata.ApiInformation.IsTypePresent("Windows.UI.ViewManagement.StatusBar"))
{
Windows.UI.ViewManagement.StatusBar statusBar = Windows.UI.ViewManagement.StatusBar.GetForCurrentView();
statusBar.HideAsync();
}
}
private async void HideStatusBar()
{
Windows.UI.ViewManagement.StatusBar bar = Windows.UI.ViewManagement.StatusBar.GetForCurrentView();
await bar.HideAsync();
}
private static StatusBar GetCurrentStatusBarAsync()
{
return(ApiInformation.IsTypePresent(StatusBarString) ? StatusBar.GetForCurrentView() : null);
}
/// <summary>
/// Invoked when this page is about to be displayed in a Frame.
/// </summary>
/// <param name="e">Event data that describes how this page was reached.
/// This parameter is typically used to configure the page.</param>
async protected override void OnNavigatedTo(NavigationEventArgs e)
{
// Hide Status bar
Windows.UI.ViewManagement.StatusBar statusBar = Windows.UI.ViewManagement.StatusBar.GetForCurrentView();
await statusBar.HideAsync();
}
//mobile
internal StatusBar(Windows.UI.ViewManagement.StatusBar statusBar)
{
_statusBar = statusBar;
}
