From c772fd46fb1902807b5908245c80492078706477 Mon Sep 17 00:00:00 2001
From: tomsmeding <tom.smeding@gmail.com>
Date: Mon, 9 Jan 2017 14:26:55 +0100
Subject: Fix tab display and entry

---
 buffer.cpp | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

(limited to 'buffer.cpp')

diff --git a/buffer.cpp b/buffer.cpp
index cc93e00..f077bbb 100644
--- a/buffer.cpp
+++ b/buffer.cpp
@@ -86,7 +86,14 @@ vector<Buffer::ScreenLine> Buffer::layoutLine(const string &line,i64 linenum,i64
 	i64 linepart=0,fromx=0;
 	for(i64 i=0;i<(i64)line.size();i++){
 		char c=line[i];
-		string repr=showChar(c);
+		string repr;
+		bool special=false;
+		if(c=='\t'){
+			repr=string(4-cur.size()%4,' ');
+		} else {
+			repr=showChar(c);
+			special=repr.size()>1;
+		}
 		assert(repr.size()>0);
 		if(x+(i64)repr.size()>=width){
 			layout.push_back({linenum,linepart,fromx,move(cur)});
@@ -95,7 +102,7 @@ vector<Buffer::ScreenLine> Buffer::layoutLine(const string &line,i64 linenum,i64
 			fromx=i;
 			x=0;
 		}
-		Cell cell={'\0',repr.size()!=1,i};
+		Cell cell={'\0',special,i};
 		for(char rc : repr){
 			cell.c=rc;
 			cur.push_back(cell);
-- 
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