优化更新代码，添加界面功能并整合

WPFluent/Interop/UnsafeReflection.cs

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+
+
+
+/* This Source Code is partially based on reverse engineering of the Windows Operating System,
+   and is intended for use on Windows systems only.
+   This Source Code is partially based on the source code provided by the .NET Foundation. */
+
+
+using WPFluent.Controls;
+using WPFluent.Taskbar;
+
+namespace WPFluent.Interop;
+
+/// <summary>
+/// A set of dangerous methods to modify the appearance.
+/// </summary>
+internal static class UnsafeReflection
+{
+    /// <summary>
+    /// Casts <see cref="WindowBackdropType"/> to <see cref="Dwmapi.DWMSBT"/>.
+    /// </summary>
+    public static Dwmapi.DWMSBT Cast(WindowBackdropType backgroundType)
+    {
+        return backgroundType switch
+        {
+            WindowBackdropType.Auto => Dwmapi.DWMSBT.DWMSBT_AUTO,
+            WindowBackdropType.Mica => Dwmapi.DWMSBT.DWMSBT_MAINWINDOW,
+            WindowBackdropType.Acrylic => Dwmapi.DWMSBT.DWMSBT_TRANSIENTWINDOW,
+            WindowBackdropType.Tabbed => Dwmapi.DWMSBT.DWMSBT_TABBEDWINDOW,
+            _ => Dwmapi.DWMSBT.DWMSBT_DISABLE,
+        };
+    }
+
+    /// <summary>
+    /// Casts <see cref="WindowCornerPreference"/> to <see cref="Dwmapi.DWM_WINDOW_CORNER_PREFERENCE"/>.
+    /// </summary>
+    public static Dwmapi.DWM_WINDOW_CORNER_PREFERENCE Cast(WindowCornerPreference cornerPreference)
+    {
+        return cornerPreference switch
+        {
+            WindowCornerPreference.Round => Dwmapi.DWM_WINDOW_CORNER_PREFERENCE.ROUND,
+            WindowCornerPreference.RoundSmall => Dwmapi.DWM_WINDOW_CORNER_PREFERENCE.ROUNDSMALL,
+            WindowCornerPreference.DoNotRound => Dwmapi.DWM_WINDOW_CORNER_PREFERENCE.DONOTROUND,
+            _ => Dwmapi.DWM_WINDOW_CORNER_PREFERENCE.DEFAULT,
+        };
+    }
+
+    /// <summary>
+    /// Casts <see cref="TaskBarProgressState"/> to <see cref="ShObjIdl.TBPFLAG"/>.
+    /// </summary>
+    public static ShObjIdl.TBPFLAG Cast(TaskBarProgressState taskBarProgressState)
+    {
+        return taskBarProgressState switch
+        {
+            TaskBarProgressState.Indeterminate => ShObjIdl.TBPFLAG.TBPF_INDETERMINATE,
+            TaskBarProgressState.Error => ShObjIdl.TBPFLAG.TBPF_ERROR,
+            TaskBarProgressState.Paused => ShObjIdl.TBPFLAG.TBPF_PAUSED,
+            TaskBarProgressState.Normal => ShObjIdl.TBPFLAG.TBPF_NORMAL,
+            _ => ShObjIdl.TBPFLAG.TBPF_NOPROGRESS,
+        };
+    }
+
+    /// <summary>
+    /// Casts <see cref="ShObjIdl.TBPFLAG"/> to <see cref="TaskBarProgressState"/>.
+    /// </summary>
+    public static TaskBarProgressState Cast(ShObjIdl.TBPFLAG progressState)
+    {
+        return progressState switch
+        {
+            ShObjIdl.TBPFLAG.TBPF_INDETERMINATE => TaskBarProgressState.Indeterminate,
+            ShObjIdl.TBPFLAG.TBPF_ERROR => TaskBarProgressState.Error,
+            ShObjIdl.TBPFLAG.TBPF_PAUSED => TaskBarProgressState.Paused,
+            ShObjIdl.TBPFLAG.TBPF_NORMAL => TaskBarProgressState.Normal,
+            _ => TaskBarProgressState.None,
+        };
+    }
+}