From 4a014d05f508005a4fc63b592e9a552f381cfd51 Mon Sep 17 00:00:00 2001
From: Garrett D'Amore <garrett@damore.org>
Date: Mon, 5 Oct 2015 01:27:55 -0700
Subject: [PATCH] fixes #23 Fifo overfull hang

---
 _demos/unicode.go |  5 ++--
 encoding/all.go   | 60 +++++++++++++++++++++++------------------------
 tscreen.go        |  8 +++++--
 tscreen_win.go    |  1 -
 4 files changed, 38 insertions(+), 36 deletions(-)

diff --git a/_demos/unicode.go b/_demos/unicode.go
index 738c16f..ca1f0f8 100644
--- a/_demos/unicode.go
+++ b/_demos/unicode.go
@@ -70,7 +70,6 @@ func Puts(s tcell.Screen, style tcell.Style, x, y int, str string) {
 
 func main() {
 
-
 	s, e := tcell.NewScreen()
 	if e != nil {
 		fmt.Fprintf(os.Stderr, "%v\n", e)
@@ -125,7 +124,7 @@ func main() {
 		tcell.RuneVLine,
 		tcell.RuneLantern,
 		tcell.RuneVLine,
-	}) + "  (bullet, lantern/section)")
+	})+"  (bullet, lantern/section)")
 	Putln(s, string([]rune{
 		tcell.RuneLTee,
 		tcell.RuneHLine,
@@ -139,7 +138,7 @@ func main() {
 		tcell.RuneVLine,
 		tcell.RuneUArrow,
 		tcell.RuneVLine,
-	}) + "  (diamond, up arrow)")
+	})+"  (diamond, up arrow)")
 	Putln(s, string([]rune{
 		tcell.RuneLLCorner,
 		tcell.RuneHLine,
diff --git a/encoding/all.go b/encoding/all.go
index 6f39614..b2a38cb 100644
--- a/encoding/all.go
+++ b/encoding/all.go
@@ -27,7 +27,7 @@ import (
 )
 
 func Register() {
-	tcell.RegisterEncoding("ISO8859-1", charmap.ISO8859_15)	// alias for now
+	tcell.RegisterEncoding("ISO8859-1", charmap.ISO8859_15) // alias for now
 	tcell.RegisterEncoding("ISO8859-13", charmap.ISO8859_13)
 	tcell.RegisterEncoding("ISO8859-14", charmap.ISO8859_14)
 	tcell.RegisterEncoding("ISO8859-15", charmap.ISO8859_15)
@@ -59,37 +59,37 @@ func Register() {
 
 	// Common aliaess
 	aliases := map[string]string{
-		"8859-1":		"ISO8859-1",
-		"ISO-8859-1":		"ISO8859-1",
-		"8859-13":		"ISO8859-13",
-		"ISO-8859-13":		"ISO8859-13",
-		"8859-14":		"ISO8859-14",
-		"ISO-8859-14":		"ISO8859-14",
-		"8859-15":		"ISO8859-15",
-		"ISO-8859-15":		"ISO8859-15",
-		"8859-16":		"ISO8859-16",
-		"ISO-8859-16":		"ISO8859-16",
-		"8859-2":		"ISO8859-2",
-		"ISO-8859-2":		"ISO8859-2",
-		"8859-3":		"ISO8859-3",
-		"ISO-8859-3":		"ISO8859-3",
-		"8859-4":		"ISO8859-4",
-		"ISO-8859-4":		"ISO8859-4",
-		"8859-5":		"ISO8859-5",
-		"ISO-8859-5":		"ISO8859-5",
-		"8859-6":		"ISO8859-6",
-		"ISO-8859-6":		"ISO8859-6",
-		"8859-7":		"ISO8859-7",
-		"ISO-8859-7":		"ISO8859-7",
-		"8859-8":		"ISO8859-8",
-		"ISO-8859-8":		"ISO8859-8",
+		"8859-1":      "ISO8859-1",
+		"ISO-8859-1":  "ISO8859-1",
+		"8859-13":     "ISO8859-13",
+		"ISO-8859-13": "ISO8859-13",
+		"8859-14":     "ISO8859-14",
+		"ISO-8859-14": "ISO8859-14",
+		"8859-15":     "ISO8859-15",
+		"ISO-8859-15": "ISO8859-15",
+		"8859-16":     "ISO8859-16",
+		"ISO-8859-16": "ISO8859-16",
+		"8859-2":      "ISO8859-2",
+		"ISO-8859-2":  "ISO8859-2",
+		"8859-3":      "ISO8859-3",
+		"ISO-8859-3":  "ISO8859-3",
+		"8859-4":      "ISO8859-4",
+		"ISO-8859-4":  "ISO8859-4",
+		"8859-5":      "ISO8859-5",
+		"ISO-8859-5":  "ISO8859-5",
+		"8859-6":      "ISO8859-6",
+		"ISO-8859-6":  "ISO8859-6",
+		"8859-7":      "ISO8859-7",
+		"ISO-8859-7":  "ISO8859-7",
+		"8859-8":      "ISO8859-8",
+		"ISO-8859-8":  "ISO8859-8",
 
-		"SJIS":			"Shift_JIS",
-		"eucJP":		"EUC-JP",
-		"2022-JP":		"ISO2022JP",
-		"ISO-2022-JP":		"ISO2022JP",
+		"SJIS":        "Shift_JIS",
+		"eucJP":       "EUC-JP",
+		"2022-JP":     "ISO2022JP",
+		"ISO-2022-JP": "ISO2022JP",
 
-		"eucKR":		"EUC-KR",
+		"eucKR": "EUC-KR",
 	}
 	for n, v := range aliases {
 		tcell.RegisterEncoding(n, tcell.GetEncoding(v))
diff --git a/tscreen.go b/tscreen.go
index e9d75ff..f723d86 100644
--- a/tscreen.go
+++ b/tscreen.go
@@ -86,7 +86,7 @@ type tScreen struct {
 }
 
 func (t *tScreen) Init() error {
-	t.evch = make(chan Event, 2)
+	t.evch = make(chan Event, 10)
 	t.indoneq = make(chan struct{})
 	t.charset = "UTF-8"
 
@@ -597,7 +597,11 @@ func (t *tScreen) buildAcsMap() {
 }
 
 func (t *tScreen) PostEvent(ev Event) {
-	t.evch <- ev
+	select {
+	case t.evch <- ev:
+	default:
+		// drop the event on the floor
+	}
 }
 
 func (t *tScreen) postMouseEvent(x, y, btn int) {
diff --git a/tscreen_win.go b/tscreen_win.go
index e67c4a1..f285017 100644
--- a/tscreen_win.go
+++ b/tscreen_win.go
@@ -38,7 +38,6 @@ func (t *tScreen) getWinSize() (int, int, error) {
 	return 0, 0, errors.New("no temrios on Windows")
 }
 
-
 func (t *tScreen) getCharset() string {
 	return "UTF-16LE"
 }