initial checkin of yaulw (locally)

Win32/uxDwm.cs

@@ -0,0 +1,29 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Runtime.InteropServices;
+
+namespace Yaulw.Win32
+{
+    /// <remarks>
+    /// uxTheme.dll and dwmapi.dll Entry Points * http://pinvoke.net/ *
+    /// </remarks>
+    public static class uxDwm
+    {
+        /// <summary>
+        /// Obtains a value that indicates whether Desktop Window Manager (DWM) composition is enabled
+        /// </summary>
+        /// <param name="pfEnabled">TRUE if DWM composition is enabled; otherwise, FALSE</param>
+        /// <returns>If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code</returns>
+        [DllImport("dwmapi.dll")]
+        extern public static long DwmIsCompositionEnabled(ref bool pfEnabled);
+
+        /// <summary>
+        /// Reports whether the current application's user interface displays using visual styles
+        /// </summary>
+        /// <returns>TRUE, if the application has a visual style applied. FALSE otherwise</returns>
+        [DllImport("uxTheme.dll")]
+        extern public static bool IsAppThemed();           
+    }
+}