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use [MethodImpl(MethodImplOptions.AggressiveInlining)]
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,111 @@ | ||
| using System.Reflection; | ||
| #if __HAVE_XAMARIN_ESSENTIALS__ | ||
| using Xamarin.Essentials; | ||
| #endif | ||
| #if WINDOWS_UWP | ||
| using Windows.System.Profile; | ||
| #endif | ||
| using System.Runtime.CompilerServices; | ||
|
|
||
| namespace System | ||
| { | ||
| partial class OperatingSystem2 | ||
| { | ||
| #if !WINDOWS_UWP && !(NETSTANDARD1_0 || NETSTANDARD1_1 || NET35 || NET40 || NET45) | ||
| static byte isAvaloniaDesktop; | ||
| #endif | ||
| static EDesktopType GetDesktopType() | ||
| { | ||
| #if WINDOWS_UWP | ||
| if (AnalyticsInfo.VersionInfo.DeviceFamily == "Windows.Desktop") | ||
| return EDesktopType.WindowsDesktop; | ||
| #else | ||
| #if __HAVE_XAMARIN_ESSENTIALS__ | ||
| var idiom = DeviceInfo.Idiom; | ||
| if (idiom == DeviceIdiom.Desktop) return EDesktopType.DeviceIdiomDesktop; | ||
| if (idiom != DeviceIdiom.Unknown) return EDesktopType.Unknown; | ||
| #endif | ||
| if (Application.UseWindowsForms() || Application.UseWPF()) | ||
| { | ||
| return EDesktopType.WinFormsOrWPF; | ||
| } | ||
| #if !(NETSTANDARD1_0 || NETSTANDARD1_1 || NET35 || NET40 || NET45) | ||
| else if (Application.UseAvalonia()) | ||
| { | ||
| if (isAvaloniaDesktop == 0) | ||
| { | ||
| try | ||
| { | ||
| var currentAvaloniaApplication = Application.Types.Avalonia!.GetProperty("Current", BindingFlags.Static | BindingFlags.Public)?.GetValue(null); | ||
| if (currentAvaloniaApplication != null) | ||
| { | ||
| var applicationLifetime = Application.Types.Avalonia.GetProperty("ApplicationLifetime", BindingFlags.Instance | BindingFlags.Public)?.GetValue(currentAvaloniaApplication); | ||
| if (applicationLifetime != null) | ||
| { | ||
| if (applicationLifetime.GetType().ToString().Contains("Desktop")) | ||
| { | ||
| isAvaloniaDesktop = 1; | ||
| } | ||
| } | ||
| } | ||
| } | ||
| catch | ||
| { | ||
| isAvaloniaDesktop = 2; | ||
| } | ||
| } | ||
| if (isAvaloniaDesktop == 1) | ||
| { | ||
| return EDesktopType.AvaloniaDesktop; | ||
| } | ||
| } | ||
| #endif | ||
| #endif | ||
| return EDesktopType.Unknown; | ||
| } | ||
|
|
||
| /// <summary> | ||
| /// 指示当前应用程序是否正在 Desktop 上运行。 | ||
| /// </summary> | ||
| [MethodImpl(MethodImplOptions.AggressiveInlining)] | ||
| public static bool IsDesktop() => DesktopType != EDesktopType.Unknown; | ||
|
|
||
| /// <summary> | ||
| /// | ||
| /// </summary> | ||
| public static EDesktopType DesktopType => | ||
| _DesktopType.Value; | ||
| static readonly Lazy<EDesktopType> _DesktopType = new(GetDesktopType); | ||
|
|
||
| /// <summary> | ||
| /// | ||
| /// </summary> | ||
| public enum EDesktopType | ||
| { | ||
| /// <summary> | ||
| /// | ||
| /// </summary> | ||
| Unknown, | ||
|
|
||
| /// <summary> | ||
| /// UWP(Windows.Desktop) | ||
| /// </summary> | ||
| WindowsDesktop, | ||
|
|
||
| /// <summary> | ||
| /// | ||
| /// </summary> | ||
| WinFormsOrWPF, | ||
|
|
||
| /// <summary> | ||
| /// | ||
| /// </summary> | ||
| AvaloniaDesktop, | ||
|
|
||
| /// <summary> | ||
| /// | ||
| /// </summary> | ||
| DeviceIdiomDesktop, | ||
| } | ||
| } | ||
| } |
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