From f6a9db1bd9b50f43c570ba55e5d5653558006763 Mon Sep 17 00:00:00 2001
From: mischief <mischief@offblast.org>
Date: Fri, 9 Jan 2015 15:41:00 -0800
Subject: [PATCH] libdraw: don't redraw input box in enter/eenter when mouse is
 moved outside the rectangle

prevents some flickering when devdraw is used over a high latency connection.

Fixes issue 236
---
 sys/src/libdraw/eenter.c | 3 ++-
 sys/src/libdraw/enter.c  | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/sys/src/libdraw/eenter.c b/sys/src/libdraw/eenter.c
index bd7b2cbb2..3fc84465f 100644
--- a/sys/src/libdraw/eenter.c
+++ b/sys/src/libdraw/eenter.c
@@ -111,6 +111,7 @@ eenter(char *ask, char *buf, int len, Mouse *m)
 		sc = b->clipr;
 		replclipr(b, 0, b->r);
 
+nodraw:
 		switch(i){
 		default:
 			done = 1;
@@ -187,7 +188,7 @@ eenter(char *ask, char *buf, int len, Mouse *m)
 			*m = ev.mouse;
 			if(!ptinrect(m->xy, r)){
 				down = 0;
-				continue;
+				goto nodraw;
 			}
 			if(m->buttons & 7){
 				down = 1;
diff --git a/sys/src/libdraw/enter.c b/sys/src/libdraw/enter.c
index 09dafaa7d..4f0b6b6bf 100644
--- a/sys/src/libdraw/enter.c
+++ b/sys/src/libdraw/enter.c
@@ -120,6 +120,7 @@ enter(char *ask, char *buf, int len, Mousectl *mc, Keyboardctl *kc, Screen *scr)
 		}
 		flushimage(display, 1);
 
+nodraw:
 		switch(alt(a)){
 		case -1:
 			done = 1;
@@ -194,7 +195,7 @@ enter(char *ask, char *buf, int len, Mousectl *mc, Keyboardctl *kc, Screen *scr)
 		case 1:
 			if(!ptinrect(m.xy, r)){
 				down = 0;
-				continue;
+				goto nodraw;
 			}
 			if(m.buttons & 7){
 				down = 1;