static OSInfo()
{
// WebAssembly w/ .NET 5.0
if (RuntimeInformation.OSDescription.ToLowerInvariant() == "browser")
{
Kind = OSKind.WebAssembly;
UserHomePath = "";
return;
}
// WebAssembly w/ .NET Core 3.1
if (RuntimeInformation.OSDescription == "web" && RuntimeInformation.FrameworkDescription.StartsWith("Mono"))
{
Kind = OSKind.WebAssembly;
UserHomePath = "";
return;
}
// Windows
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
Kind = OSKind.Windows;
UserHomePath = Environment.GetEnvironmentVariable("USERPROFILE") ?? "";
return;
}
// Unix
Kind = RuntimeInformation.IsOSPlatform(OSPlatform.OSX)
? OSKind.MacOS
: OSKind.Unix;
UserHomePath = Environment.GetEnvironmentVariable("HOME") ?? "";
}
public NavigationViewModel()
{
IApplicationContext context = this.GetService <IApplicationService>().GetContext();
OSKind operatingSystem = context.Platform.OperatingSystem;
List <NavigationItem> items = new List <NavigationItem>();
if (operatingSystem == OSKind.iOS)
{
items.Add(new NavigationItem("Image Slider", "Feature", typeof(ImageSliderViewModel)));
items.Add(new NavigationItem("Custom Template", "Feature", typeof(ItemSliderViewModel)));
items.Add(new NavigationItem("Item List", "Feature", typeof(ItemListViewModel)));
items.Add(new NavigationItem("Slide Show", "Feature", typeof(AutoSlideViewModel)));
items.Add(new NavigationItem("Page Indicator", "Feature", typeof(BulletIndicatorViewModel)));
}
else if (operatingSystem == OSKind.Android)
{
items.Add(new NavigationItem("Image Slider", "Feature", typeof(ImageSliderViewModel)));
items.Add(new NavigationItem("Circular Image Slider", "Feature", typeof(CircularImageSliderViewModel)));
items.Add(new NavigationItem("Custom Template", "Feature", typeof(ItemSliderViewModel)));
items.Add(new NavigationItem("Item List", "Feature", typeof(ItemListViewModel)));
items.Add(new NavigationItem("Slide Show", "Feature", typeof(AutoSlideViewModel)));
items.Add(new NavigationItem("Slide Direction", "Feature", typeof(SlideDirectionViewModel)));
items.Add(new NavigationItem("Navigation", "Feature", typeof(NavigationImageSliderViewModel)));
items.Add(new NavigationItem("Bullet Indicator", "Slider Indicator", typeof(BulletIndicatorViewModel)));
items.Add(new NavigationItem("Strip Indicator", "Slider Indicator", typeof(StripIndicatorViewModel)));
}
this.SourceItems = items;
this.RefreshGroupItems();
}
static OSInfo()
{
// WebAssembly w/ .NET 5.0
if (StringComparer.Ordinal.Equals("browser", RuntimeInformation.OSDescription.ToLowerInvariant()))
{
Kind = OSKind.WebAssembly;
UserHomePath = "";
return;
}
// WebAssembly w/ .NET Core 3.1
if (StringComparer.Ordinal.Equals("web", RuntimeInformation.OSDescription) &&
RuntimeInformation.FrameworkDescription.StartsWith("Mono", StringComparison.Ordinal))
{
Kind = OSKind.WebAssembly;
UserHomePath = "";
return;
}
// Windows
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
Kind = OSKind.Windows;
UserHomePath = Environment.GetEnvironmentVariable("USERPROFILE") ?? "";
return;
}
// Unix
Kind = RuntimeInformation.IsOSPlatform(OSPlatform.OSX)
? OSKind.MacOS
: OSKind.OtherUnix;
UserHomePath = Environment.GetEnvironmentVariable("HOME") ?? "";
}
public static async void RegisterBackgroundTask(OSKind kind)
{
try
{
BackgroundAccessStatus status = BackgroundAccessStatus.Unspecified;
if (kind == OSKind.WindowsPhone)
{
status = await ApplicationPackageManager.CheckAppVersion();
}
else if (kind == OSKind.Windows)
{
status = await BackgroundExecutionManager.RequestAccessAsync();
}
if (status == BackgroundAccessStatus.AllowedMayUseActiveRealTimeConnectivity ||
status == BackgroundAccessStatus.AllowedWithAlwaysOnRealTimeConnectivity)
{
foreach (var task in BackgroundTaskRegistration.AllTasks)
{
if (task.Value.Name == taskName)
{
task.Value.Unregister(true);
}
}
BackgroundTaskBuilder taskBuilder = new BackgroundTaskBuilder();
taskBuilder.Name = taskName;
taskBuilder.TaskEntryPoint = (kind == OSKind.Windows) ? taskEntryPointWindows : taskEntryPointWindowsPhone;
taskBuilder.SetTrigger(new TimeTrigger(15, false));
var registration = taskBuilder.Register();
}
}
catch (Exception)
{
//new MessageDialog(e.Message).ShowAsync();
}
}
public static async void RegisterBackgroundTask(OSKind kind)
{
try
{
BackgroundAccessStatus status = BackgroundAccessStatus.Unspecified;
if (kind == OSKind.WindowsPhone)
{
status = await ApplicationPackageManager.CheckAppVersion();
}
else if (kind == OSKind.Windows)
{
status = await BackgroundExecutionManager.RequestAccessAsync();
}
if (status == BackgroundAccessStatus.AllowedMayUseActiveRealTimeConnectivity ||
status == BackgroundAccessStatus.AllowedWithAlwaysOnRealTimeConnectivity)
{
foreach (var task in BackgroundTaskRegistration.AllTasks)
{
if (task.Value.Name == taskName)
{
task.Value.Unregister(true);
}
}
BackgroundTaskBuilder taskBuilder = new BackgroundTaskBuilder();
taskBuilder.Name = taskName;
taskBuilder.TaskEntryPoint = (kind == OSKind.Windows) ? taskEntryPointWindows : taskEntryPointWindowsPhone;
taskBuilder.SetTrigger(new TimeTrigger(15, false));
var registration = taskBuilder.Register();
}
}
catch (Exception)
{
//new MessageDialog(e.Message).ShowAsync();
}
}
