diff --git a/hook.go b/hook.go
new file mode 100644
index 0000000..a337a9e
--- /dev/null
+++ b/hook.go
@@ -0,0 +1,173 @@
+// Copyright 2016 The go-vgo Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// https://github.com/go-vgo/robotgo/blob/master/LICENSE
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+package robotgo
+
+import (
+	"strconv"
+
+	hook "github.com/robotn/gohook"
+)
+
+/*
+ ___________    ____  _______ .__   __. .___________.
+|   ____\   \  /   / |   ____||  \ |  | |           |
+|  |__   \   \/   /  |  |__   |   \|  | `---|  |----`
+|   __|   \      /   |   __|  |  . `  |     |  |
+|  |____   \    /    |  |____ |  |\   |     |  |
+|_______|   \__/     |_______||__| \__|     |__|
+*/
+
+// AddEvent add event listener,
+//
+// parameters for the string type,
+// the keyboard corresponding key parameters,
+//
+// mouse arguments: mleft, center, mright, wheelDown, wheelUp,
+// wheelLeft, wheelRight.
+func AddEvent(key string) bool {
+	var (
+		// cs   *C.char
+		mArr = []string{"mleft", "center", "mright", "wheelDown",
+			"wheelUp", "wheelLeft", "wheelRight"}
+		mouseBool bool
+	)
+
+	for i := 0; i < len(mArr); i++ {
+		if key == mArr[i] {
+			mouseBool = true
+		}
+	}
+
+	if len(key) > 1 && !mouseBool {
+		key = strconv.Itoa(Keycode[key].(int))
+	}
+
+	geve := hook.AddEvent(key)
+	// defer C.free(unsafe.Pointer(cs))
+
+	if geve == 0 {
+		return true
+	}
+
+	return false
+}
+
+// StopEvent stop event listener
+func StopEvent() {
+	hook.StopEvent()
+}
+
+// Start start global event hook
+// return event channel
+func Start() chan hook.Event {
+	return hook.Start()
+}
+
+// End removes global event hook
+func End() {
+	hook.End()
+}
+
+// AddEvents add global event hook
+//
+// robotgo.AddEvents("q")
+// robotgo.AddEvents("q", "ctrl")
+// robotgo.AddEvents("q", "ctrl", "shift")
+func AddEvents(key string, arr ...string) bool {
+	s := hook.Start()
+	// defer hook.End()
+
+	ct := false
+	k := 0
+	for {
+		e := <-s
+
+		l := len(arr)
+		if l > 0 {
+			for i := 0; i < l; i++ {
+				ukey := uint16(Keycode[arr[i]].(int))
+
+				if e.Kind == hook.KeyHold && e.Keycode == ukey {
+					k++
+				}
+
+				if k == l {
+					ct = true
+				}
+
+				if e.Kind == hook.KeyUp && e.Keycode == ukey {
+					if k > 0 {
+						k--
+					}
+					// time.Sleep(10 * time.Microsecond)
+					ct = false
+				}
+			}
+		} else {
+			ct = true
+		}
+
+		if ct && e.Kind == hook.KeyUp && e.Keycode == uint16(Keycode[key].(int)) {
+			hook.End()
+			// k = 0
+			break
+		}
+	}
+
+	return true
+}
+
+// AddMouse add mouse event hook
+//
+// mouse arguments: left, center, right, wheelDown, wheelUp,
+// wheelLeft, wheelRight.
+//
+// robotgo.AddMouse("left")
+// robotgo.AddMouse("left", 100, 100)
+func AddMouse(btn string, x ...int16) bool {
+	s := hook.Start()
+	ukey := MouseMap[btn]
+
+	ct := false
+	for {
+		e := <-s
+
+		if len(x) > 1 {
+			if e.Kind == hook.MouseMove && e.X == x[0] && e.Y == x[1] {
+				ct = true
+			}
+		} else {
+			ct = true
+		}
+
+		if ct && e.Kind == hook.MouseDown && int(e.Button) == ukey {
+			hook.End()
+			break
+		}
+	}
+
+	return true
+}
+
+// AddMousePos add listen mouse event pos hook
+func AddMousePos(x, y int16) bool {
+	s := hook.Start()
+
+	for {
+		e := <-s
+		if e.Kind == hook.MouseMove && e.X == x && e.Y == y {
+			hook.End()
+			break
+		}
+	}
+
+	return true
+}
diff --git a/robotgo.go b/robotgo.go
index 9956018..6faa52a 100644
--- a/robotgo.go
+++ b/robotgo.go
@@ -63,7 +63,6 @@ import (
 	"os/exec"
 
 	"github.com/go-vgo/robotgo/clipboard"
-	hook "github.com/robotn/gohook"
 	ps "github.com/vcaesar/gops"
 	"github.com/vcaesar/imgo"
 )
@@ -1287,162 +1286,6 @@ func GetImgSize(imgPath string) (int, int) {
 	return w, h
 }
 
-/*
- ___________    ____  _______ .__   __. .___________.
-|   ____\   \  /   / |   ____||  \ |  | |           |
-|  |__   \   \/   /  |  |__   |   \|  | `---|  |----`
-|   __|   \      /   |   __|  |  . `  |     |  |
-|  |____   \    /    |  |____ |  |\   |     |  |
-|_______|   \__/     |_______||__| \__|     |__|
-*/
-
-// AddEvent add event listener,
-//
-// parameters for the string type,
-// the keyboard corresponding key parameters,
-//
-// mouse arguments: mleft, center, mright, wheelDown, wheelUp,
-// wheelLeft, wheelRight.
-func AddEvent(key string) bool {
-	var (
-		// cs   *C.char
-		mArr = []string{"mleft", "center", "mright", "wheelDown",
-			"wheelUp", "wheelLeft", "wheelRight"}
-		mouseBool bool
-	)
-
-	for i := 0; i < len(mArr); i++ {
-		if key == mArr[i] {
-			mouseBool = true
-		}
-	}
-
-	if len(key) > 1 && !mouseBool {
-		key = strconv.Itoa(Keycode[key].(int))
-	}
-
-	geve := hook.AddEvent(key)
-	// defer C.free(unsafe.Pointer(cs))
-
-	if geve == 0 {
-		return true
-	}
-
-	return false
-}
-
-// StopEvent stop event listener
-func StopEvent() {
-	hook.StopEvent()
-}
-
-// Start start global event hook
-// return event channel
-func Start() chan hook.Event {
-	return hook.Start()
-}
-
-// End removes global event hook
-func End() {
-	hook.End()
-}
-
-// AddEvents add global event hook
-//
-// robotgo.AddEvents("q")
-// robotgo.AddEvents("q", "ctrl")
-// robotgo.AddEvents("q", "ctrl", "shift")
-func AddEvents(key string, arr ...string) bool {
-	s := hook.Start()
-	// defer hook.End()
-
-	ct := false
-	k := 0
-	for {
-		e := <-s
-
-		l := len(arr)
-		if l > 0 {
-			for i := 0; i < l; i++ {
-				ukey := uint16(Keycode[arr[i]].(int))
-
-				if e.Kind == hook.KeyHold && e.Keycode == ukey {
-					k++
-				}
-
-				if k == l {
-					ct = true
-				}
-
-				if e.Kind == hook.KeyUp && e.Keycode == ukey {
-					if k > 0 {
-						k--
-					}
-					// time.Sleep(10 * time.Microsecond)
-					ct = false
-				}
-			}
-		} else {
-			ct = true
-		}
-
-		if ct && e.Kind == hook.KeyUp && e.Keycode == uint16(Keycode[key].(int)) {
-			hook.End()
-			// k = 0
-			break
-		}
-	}
-
-	return true
-}
-
-// AddMouse add mouse event hook
-//
-// mouse arguments: left, center, right, wheelDown, wheelUp,
-// wheelLeft, wheelRight.
-//
-// robotgo.AddMouse("left")
-// robotgo.AddMouse("left", 100, 100)
-func AddMouse(btn string, x ...int16) bool {
-	s := hook.Start()
-	ukey := MouseMap[btn]
-
-	ct := false
-	for {
-		e := <-s
-
-		if len(x) > 1 {
-			if e.Kind == hook.MouseMove && e.X == x[0] && e.Y == x[1] {
-				ct = true
-			}
-		} else {
-			ct = true
-		}
-
-		if ct && e.Kind == hook.MouseDown && int(e.Button) == ukey {
-			hook.End()
-			break
-		}
-	}
-
-	return true
-}
-
-// AddMousePos add listen mouse event pos hook
-func AddMousePos(x, y int16) bool {
-	s := hook.Start()
-
-	for {
-		e := <-s
-		if e.Kind == hook.MouseMove && e.X == x && e.Y == y {
-			hook.End()
-			break
-		}
-	}
-
-	return true
-}
-
 /*
 ____    __    ____  __  .__   __.  _______   ______   ____    __    ____
 \   \  /  \  /   / |  | |  \ |  | |       \ /  __  \  \   \  /  \  /   /