diff --git a/Wox.Infrastructure/GloablHotkey.cs b/Wox.Infrastructure/GloablHotkey.cs
deleted file mode 100644
index 7fd9f750e..000000000
--- a/Wox.Infrastructure/GloablHotkey.cs
+++ /dev/null
@@ -1,103 +0,0 @@
-using System;
-using System.Diagnostics;
-using System.Runtime.InteropServices;
-
-namespace Wox.Infrastructure
-{
-    public enum KeyEvent : int
-    {
-        /// <summary>
-        /// Key down
-        /// </summary>
-        WM_KEYDOWN = 256,
-
-        /// <summary>
-        /// Key up
-        /// </summary>
-        WM_KEYUP = 257,
-
-        /// <summary>
-        /// System key up
-        /// </summary>
-        WM_SYSKEYUP = 261,
-
-        /// <summary>
-        /// System key down
-        /// </summary>
-        WM_SYSKEYDOWN = 260
-    }
-
-    public static class InterceptKeys
-    {
-        public delegate IntPtr LowLevelKeyboardProc(int nCode, UIntPtr wParam, IntPtr lParam);
-
-        private static int WH_KEYBOARD_LL = 13;
-
-        public static IntPtr SetHook(LowLevelKeyboardProc proc)
-        {
-            using (Process curProcess = Process.GetCurrentProcess())
-            using (ProcessModule curModule = curProcess.MainModule)
-            {
-                return SetWindowsHookEx(WH_KEYBOARD_LL, proc, GetModuleHandle(curModule.ModuleName), 0);
-            }
-        }
-
-        [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
-        public static extern IntPtr SetWindowsHookEx(int idHook, LowLevelKeyboardProc lpfn, IntPtr hMod, uint dwThreadId);
-
-        [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
-        [return: MarshalAs(UnmanagedType.Bool)]
-        public static extern bool UnhookWindowsHookEx(IntPtr hhk);
-
-        [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
-        public static extern IntPtr CallNextHookEx(IntPtr hhk, int nCode, UIntPtr wParam, IntPtr lParam);
-
-        [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
-        public static extern IntPtr GetModuleHandle(string lpModuleName);
-
-        [DllImport("user32.dll", CharSet = CharSet.Auto, ExactSpelling = true, CallingConvention = CallingConvention.Winapi)]
-        public static extern short GetKeyState(int keyCode);
-
-        [DllImport("user32.dll")]
-        internal static extern uint SendInput(uint nInputs, [MarshalAs(UnmanagedType.LPArray), In] INPUT[] pInputs, int cbSize);
-    }
-
-    [StructLayout(LayoutKind.Explicit)]
-    public struct INPUT
-    {
-        [FieldOffset(0)]
-        public Int32 type;//0-MOUSEINPUT;1-KEYBDINPUT;2-HARDWAREINPUT   
-        [FieldOffset(4)]
-        public KEYBDINPUT ki;
-        [FieldOffset(4)]
-        public MOUSEINPUT mi;
-        [FieldOffset(4)]
-        public HARDWAREINPUT hi;
-    }
-    [StructLayout(LayoutKind.Sequential)]
-    public struct MOUSEINPUT
-    {
-        public Int32 dx;
-        public Int32 dy;
-        public Int32 mouseData;
-        public Int32 dwFlags;
-        public Int32 time;
-        public IntPtr dwExtraInfo;
-    }
-    [StructLayout(LayoutKind.Sequential)]
-    public struct KEYBDINPUT
-    {
-        public Int16 wVk;
-        public Int16 wScan;
-        public Int32 dwFlags;
-        public Int32 time;
-        public IntPtr dwExtraInfo;
-    }
-    [StructLayout(LayoutKind.Sequential)]
-    public struct HARDWAREINPUT
-    {
-        public Int32 uMsg;
-        public Int16 wParamL;
-        public Int16 wParamH;
-    }
-}
\ No newline at end of file
diff --git a/Wox.Infrastructure/GlobalHotkey.cs b/Wox.Infrastructure/GlobalHotkey.cs
index 4dc2ec259..893d7afef 100644
--- a/Wox.Infrastructure/GlobalHotkey.cs
+++ b/Wox.Infrastructure/GlobalHotkey.cs
@@ -5,6 +5,103 @@ using Wox.Plugin;
 
 namespace Wox.Infrastructure
 {
+    public enum KeyEvent : int
+    {
+        /// <summary>
+        /// Key down
+        /// </summary>
+        WM_KEYDOWN = 256,
+
+        /// <summary>
+        /// Key up
+        /// </summary>
+        WM_KEYUP = 257,
+
+        /// <summary>
+        /// System key up
+        /// </summary>
+        WM_SYSKEYUP = 261,
+
+        /// <summary>
+        /// System key down
+        /// </summary>
+        WM_SYSKEYDOWN = 260
+    }
+
+    public static class InterceptKeys
+    {
+        public delegate IntPtr LowLevelKeyboardProc(int nCode, UIntPtr wParam, IntPtr lParam);
+
+        private static int WH_KEYBOARD_LL = 13;
+
+        public static IntPtr SetHook(LowLevelKeyboardProc proc)
+        {
+            using (Process curProcess = Process.GetCurrentProcess())
+            using (ProcessModule curModule = curProcess.MainModule)
+            {
+                return SetWindowsHookEx(WH_KEYBOARD_LL, proc, GetModuleHandle(curModule.ModuleName), 0);
+            }
+        }
+
+        [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
+        public static extern IntPtr SetWindowsHookEx(int idHook, LowLevelKeyboardProc lpfn, IntPtr hMod, uint dwThreadId);
+
+        [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        public static extern bool UnhookWindowsHookEx(IntPtr hhk);
+
+        [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
+        public static extern IntPtr CallNextHookEx(IntPtr hhk, int nCode, UIntPtr wParam, IntPtr lParam);
+
+        [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]
+        public static extern IntPtr GetModuleHandle(string lpModuleName);
+
+        [DllImport("user32.dll", CharSet = CharSet.Auto, ExactSpelling = true, CallingConvention = CallingConvention.Winapi)]
+        public static extern short GetKeyState(int keyCode);
+
+        [DllImport("user32.dll")]
+        internal static extern uint SendInput(uint nInputs, [MarshalAs(UnmanagedType.LPArray), In] INPUT[] pInputs, int cbSize);
+    }
+
+    [StructLayout(LayoutKind.Explicit)]
+    public struct INPUT
+    {
+        [FieldOffset(0)]
+        public Int32 type;//0-MOUSEINPUT;1-KEYBDINPUT;2-HARDWAREINPUT   
+        [FieldOffset(4)]
+        public KEYBDINPUT ki;
+        [FieldOffset(4)]
+        public MOUSEINPUT mi;
+        [FieldOffset(4)]
+        public HARDWAREINPUT hi;
+    }
+    [StructLayout(LayoutKind.Sequential)]
+    public struct MOUSEINPUT
+    {
+        public Int32 dx;
+        public Int32 dy;
+        public Int32 mouseData;
+        public Int32 dwFlags;
+        public Int32 time;
+        public IntPtr dwExtraInfo;
+    }
+    [StructLayout(LayoutKind.Sequential)]
+    public struct KEYBDINPUT
+    {
+        public Int16 wVk;
+        public Int16 wScan;
+        public Int32 dwFlags;
+        public Int32 time;
+        public IntPtr dwExtraInfo;
+    }
+    [StructLayout(LayoutKind.Sequential)]
+    public struct HARDWAREINPUT
+    {
+        public Int32 uMsg;
+        public Int16 wParamL;
+        public Int16 wParamH;
+    }
+
     /// <summary>
     /// Listens keyboard globally.
     /// <remarks>Uses WH_KEYBOARD_LL.</remarks>