更新

WPFDark/Internals/KeyboardHelper.cs

@@ -0,0 +1,11 @@
+namespace WPFDark.Internals
+{
+    internal static class KeyboardHelper
+    {
+        internal static bool IsPressShift =>
+            (Win32Helper.GetAsyncKeyState(Win32Helper.VK_SHIFT) & 0x8000) != 0;
+
+        internal static bool IsPressControl =>
+            (Win32Helper.GetAsyncKeyState(Win32Helper.VK_CONTROL) & 0x8000) != 0;
+    }
+}