From dd6110fbf88c36e42ed01846228393e7f4158786 Mon Sep 17 00:00:00 2001
From: Hajime Hoshi <hajimehoshi@gmail.com>
Date: Fri, 13 Apr 2018 01:18:54 +0900
Subject: [PATCH] input: Add KeyNumLock (#580)

---
 genkeys.go                  | 1 +
 internal/input/keys.go      | 1 +
 internal/input/keys_glfw.go | 1 +
 internal/input/keys_js.go   | 3 +++
 keys.go                     | 3 +++
 5 files changed, 9 insertions(+)

diff --git a/genkeys.go b/genkeys.go
index 3e6aceb73bc6..7ef53f674fc2 100644
--- a/genkeys.go
+++ b/genkeys.go
@@ -69,6 +69,7 @@ func init() {
 		"Backslash":    {"Backslash"},
 		"RightBracket": {"BracketRight"},
 		"GraveAccent":  {"Backquote"},
+		"NumLock":      {"NumLock"},
 	}
 	// ASCII: 0 - 9
 	for c := '0'; c <= '9'; c++ {
diff --git a/internal/input/keys.go b/internal/input/keys.go
index 3f89be1add8b..a9b15d4ca9e7 100644
--- a/internal/input/keys.go
+++ b/internal/input/keys.go
@@ -103,6 +103,7 @@ const (
 	KeyLeft
 	KeyLeftBracket
 	KeyMinus
+	KeyNumLock
 	KeyPageDown
 	KeyPageUp
 	KeyPeriod
diff --git a/internal/input/keys_glfw.go b/internal/input/keys_glfw.go
index 3fd125bb4276..e41ae418265e 100644
--- a/internal/input/keys_glfw.go
+++ b/internal/input/keys_glfw.go
@@ -108,6 +108,7 @@ var glfwKeyCodeToKey = map[glfw.Key]Key{
 	glfw.KeyLeft:         KeyLeft,
 	glfw.KeyLeftBracket:  KeyLeftBracket,
 	glfw.KeyMinus:        KeyMinus,
+	glfw.KeyNumLock:      KeyNumLock,
 	glfw.KeyPageDown:     KeyPageDown,
 	glfw.KeyPageUp:       KeyPageUp,
 	glfw.KeyPeriod:       KeyPeriod,
diff --git a/internal/input/keys_js.go b/internal/input/keys_js.go
index 95f6f8ce4943..9a2ad12e7db6 100644
--- a/internal/input/keys_js.go
+++ b/internal/input/keys_js.go
@@ -235,6 +235,9 @@ var keyToCodes = map[Key][]string{
 	KeyN: {
 		"KeyN",
 	},
+	KeyNumLock: {
+		"NumLock",
+	},
 	KeyO: {
 		"KeyO",
 	},
diff --git a/keys.go b/keys.go
index b0b19bb259ed..8e9578c5d1b3 100644
--- a/keys.go
+++ b/keys.go
@@ -113,6 +113,7 @@ const (
 	KeyLeft         Key = Key(input.KeyLeft)
 	KeyLeftBracket  Key = Key(input.KeyLeftBracket)
 	KeyMinus        Key = Key(input.KeyMinus)
+	KeyNumLock      Key = Key(input.KeyNumLock)
 	KeyPageDown     Key = Key(input.KeyPageDown)
 	KeyPageUp       Key = Key(input.KeyPageUp)
 	KeyPeriod       Key = Key(input.KeyPeriod)
@@ -297,6 +298,8 @@ func keyNameToKey(name string) (Key, bool) {
 		return KeyLeftBracket, true
 	case "minus":
 		return KeyMinus, true
+	case "numlock":
+		return KeyNumLock, true
 	case "pagedown":
 		return KeyPageDown, true
 	case "pageup":