/// <summary>
/// Tracks information about the app's launch.
/// </summary>
/// <param name="args">Details about the launch request and process.</param>
/// <param name="xamlRoot">The XamlRoot object from your visual tree.</param>
public void TrackAppUse(IActivatedEventArgs args, XamlRoot xamlRoot = null)
{
if (args.PreviousExecutionState == ApplicationExecutionState.ClosedByUser ||
args.PreviousExecutionState == ApplicationExecutionState.NotRunning)
{
LaunchCount = _localObjectStorageHelper.Read <long>(nameof(LaunchCount)) + 1;
TotalLaunchCount = _localObjectStorageHelper.Read <long>(nameof(TotalLaunchCount)) + 1;
// In case we upgraded the properties, make TotalLaunchCount is correct
if (TotalLaunchCount < LaunchCount)
{
TotalLaunchCount = LaunchCount;
}
_localObjectStorageHelper.Save(nameof(LaunchCount), LaunchCount);
_localObjectStorageHelper.Save(nameof(TotalLaunchCount), TotalLaunchCount);
LaunchTime = DateTime.UtcNow;
var lastLaunch = _localObjectStorageHelper.Read <long>(nameof(LastLaunchTime));
LastLaunchTime = lastLaunch != default(long)
? DateTime.FromFileTimeUtc(lastLaunch)
: LaunchTime;
_localObjectStorageHelper.Save(nameof(LastLaunchTime), LaunchTime.ToFileTimeUtc());
_localObjectStorageHelper.Save(nameof(AppUptime), 0L);
var lastResetTime = _localObjectStorageHelper.Read <long>(nameof(LastResetTime));
LastResetTime = lastResetTime != default(long)
? DateTime.FromFileTimeUtc(lastResetTime)
: DateTime.MinValue;
}
if (xamlRoot != null)
{
void XamlRoot_Changed(XamlRoot sender, XamlRootChangedEventArgs e)
{
UpdateVisibility(sender.IsHostVisible);
}
xamlRoot.Changed -= XamlRoot_Changed;
xamlRoot.Changed += XamlRoot_Changed;
}
else
{
void App_VisibilityChanged(Windows.UI.Core.CoreWindow sender, Windows.UI.Core.VisibilityChangedEventArgs e)
{
UpdateVisibility(e.Visible);
}
Windows.UI.Core.CoreWindow.GetForCurrentThread().VisibilityChanged -= App_VisibilityChanged;
Windows.UI.Core.CoreWindow.GetForCurrentThread().VisibilityChanged += App_VisibilityChanged;
}
}
/// <summary>
/// Tracks information about the app's launch.
/// </summary>
/// <param name="args">Details about the launch request and process.</param>
public static void TrackAppUse(LaunchActivatedEventArgs args)
{
if (args.PreviousExecutionState == ApplicationExecutionState.ClosedByUser ||
args.PreviousExecutionState == ApplicationExecutionState.NotRunning)
{
LaunchCount = _localObjectStorageHelper.Read <long>(nameof(LaunchCount)) + 1;
TotalLaunchCount = _localObjectStorageHelper.Read <long>(nameof(TotalLaunchCount)) + 1;
// In case we upgraded the properties, make TotalLaunchCount is correct
if (TotalLaunchCount < LaunchCount)
{
TotalLaunchCount = LaunchCount;
}
_localObjectStorageHelper.Save(nameof(LaunchCount), LaunchCount);
_localObjectStorageHelper.Save(nameof(TotalLaunchCount), TotalLaunchCount);
LaunchTime = DateTime.UtcNow;
var lastLaunch = _localObjectStorageHelper.Read <long>(nameof(LastLaunchTime));
LastLaunchTime = lastLaunch != default(long)
? DateTime.FromFileTimeUtc(lastLaunch)
: LaunchTime;
_localObjectStorageHelper.Save(nameof(LastLaunchTime), LaunchTime.ToFileTimeUtc());
_localObjectStorageHelper.Save(nameof(AppUptime), 0L);
var lastResetTime = _localObjectStorageHelper.Read <long>(nameof(LastResetTime));
LastResetTime = lastResetTime != default(long)
? DateTime.FromFileTimeUtc(lastResetTime)
: DateTime.MinValue;
}
void App_VisibilityChanged(Windows.UI.Core.CoreWindow sender, Windows.UI.Core.VisibilityChangedEventArgs e)
{
if (e.Visible)
{
_sessionStart = DateTime.UtcNow;
}
else
{
var subsessionLength = DateTime.UtcNow.Subtract(_sessionStart).Ticks;
var uptimeSoFar = _localObjectStorageHelper.Read <long>(nameof(AppUptime));
_localObjectStorageHelper.Save(nameof(AppUptime), uptimeSoFar + subsessionLength);
}
}
Windows.UI.Core.CoreWindow.GetForCurrentThread().VisibilityChanged -= App_VisibilityChanged;
Windows.UI.Core.CoreWindow.GetForCurrentThread().VisibilityChanged += App_VisibilityChanged;
}
/// <summary>
/// Track app launch information
/// </summary>
/// <param name="args">Details about the launch request and process.</param>
public static void TrackAppUse(LaunchActivatedEventArgs args)
{
if (args.PreviousExecutionState == ApplicationExecutionState.ClosedByUser ||
args.PreviousExecutionState == ApplicationExecutionState.NotRunning)
{
if (ApplicationData.Current.LocalSettings.Values.TryGetValue(nameof(LaunchCount), out object launchCount))
{
LaunchCount = (long)launchCount + 1;
}
else
{
LaunchCount = 1;
}
ApplicationData.Current.LocalSettings.Values[nameof(LaunchCount)] = LaunchCount;
LaunchTime = DateTime.UtcNow;
if (ApplicationData.Current.LocalSettings.Values.TryGetValue(nameof(LastLaunchTime), out object lastLaunch))
{
LastLaunchTime = DateTime.FromFileTimeUtc((long)lastLaunch);
}
ApplicationData.Current.LocalSettings.Values[nameof(LastLaunchTime)] = LaunchTime.ToFileTimeUtc();
ApplicationData.Current.LocalSettings.Values[nameof(AppUptime)] = 0L;
}
void App_VisibilityChanged(Windows.UI.Core.CoreWindow sender, Windows.UI.Core.VisibilityChangedEventArgs e)
{
if (e.Visible)
{
_sessionStart = DateTime.UtcNow;
}
else
{
var subsessionLength = DateTime.UtcNow.Subtract(_sessionStart).Ticks;
ApplicationData.Current.LocalSettings.Values.TryGetValue(nameof(AppUptime), out object uptimeSoFar);
ApplicationData.Current.LocalSettings.Values[nameof(AppUptime)] = (long)uptimeSoFar + subsessionLength;
}
}
Windows.UI.Core.CoreWindow.GetForCurrentThread().VisibilityChanged -= App_VisibilityChanged;
Windows.UI.Core.CoreWindow.GetForCurrentThread().VisibilityChanged += App_VisibilityChanged;
}
