From 75acdfd9adb1f62411c17e32949dbd24aa98833f Mon Sep 17 00:00:00 2001
From: Pietro Gagliardi <pietro10@mac.com>
Date: Sat, 29 Mar 2014 13:01:42 -0400
Subject: [PATCH] Re-added the numeric keypad keys to ExtKey and removed
 predefkeys in area_unix.go since all are now being handled.

---
 area.go      |  8 ++++----
 area_unix.go | 20 +++++---------------
 2 files changed, 9 insertions(+), 19 deletions(-)

diff --git a/area.go b/area.go
index 3a6b604..05d3361 100644
--- a/area.go
+++ b/area.go
@@ -194,7 +194,7 @@ const (
 	F10
 	F11
 	F12
-/*	N0			// numpad keys; independent of Num Lock state
+	N0			// numpad keys; independent of Num Lock state
 	N1			// N0..N9 are guaranteed to be consecutive
 	N2
 	N3
@@ -210,7 +210,7 @@ const (
 	NSubtract
 	NMultiply
 	NDivide
-*/	_nextkeys		// for sanity check
+	_nextkeys		// for sanity check
 )
 
 // EffectiveKey returns e.Key if it is set.
@@ -222,7 +222,7 @@ func (e KeyEvent) EffectiveKey() byte {
 	if e.Key != 0 {
 		return e.Key
 	}
-/*	k := e.ExtKey
+	k := e.ExtKey
 	switch {
 	case k >= N0 && k <= N9:
 		return byte(k - N0) + '0'
@@ -239,7 +239,7 @@ func (e KeyEvent) EffectiveKey() byte {
 	case k == NDivide:
 		return '/'
 	}
-*/	return 0
+	return 0
 }
 
 // Modifiers indicates modifier keys being held during an event.
diff --git a/area_unix.go b/area_unix.go
index f20b467..9e1370d 100644
--- a/area_unix.go
+++ b/area_unix.go
@@ -184,8 +184,6 @@ func doKeyEvent(widget *C.GtkWidget, event *C.GdkEvent, data C.gpointer, up bool
 	keyval := e.keyval
 	if extkey, ok := extkeys[keyval]; ok {
 		ke.ExtKey = extkey
-//	} else if predef, ok := predefkeys[keyval]; ok {
-//		ke.ASCII = predef
 	} else if mod, ok := modonlykeys[keyval]; ok {
 		// modifier keys don't seem to be set on their initial keypress; set them here
 		ke.Modifiers |= mod
@@ -283,6 +281,8 @@ var extkeys = map[C.guint]ExtKey{
 	C.GDK_KEY_F10:			F10,
 	C.GDK_KEY_F11:			F11,
 	C.GDK_KEY_F12:			F12,
+	// numpad numeric keys are handled in events_notdarwin.go
+	C.GDK_KEY_KP_Enter:		NEnter,
 }
 
 // sanity check
@@ -292,25 +292,15 @@ func init() {
 		included[v] = true
 	}
 	for i := 1; i < int(_nextkeys); i++ {
+		if i >= int(_N0) && i <= int(_N9) {	// skip numpad numbers
+			continue
+		}
 		if !included[i] {
 			panic(fmt.Errorf("error: not all ExtKeys defined on Unix (missing %d)", i))
 		}
 	}
 }
 
-var predefkeys = map[C.guint]byte{
-	C.GDK_KEY_Return:			'\n',
-	// TODO C.GDK_KEY_Linefeed too? What key is this?
-	C.GDK_KEY_Tab:			'\t',
-	C.GDK_KEY_BackSpace:		'\b',
-	// tests indicate that this is sent on Shift+Tab
-	C.GDK_KEY_ISO_Left_Tab:	'\t',
-	// numeric keypad equivalents:
-	C.GDK_KEY_KP_Enter:		'\n',
-	// all other numeric keypad equivalents are handled by gdk_keymap_to_unicode() as mentioned above
-	// no space; handled by the code above
-}
-
 var modonlykeys =  map[C.guint]Modifiers{
 	C.GDK_KEY_Shift_L:		Shift,
 	C.GDK_KEY_Shift_R:		Shift,