From: Chong Yidong <cyd@stupidchicken.com>
Date: Thu, 30 Nov 2006 20:58:59 +0000 (+0000)
Subject: (move_it_to): Correctly count tab glyphs for continued lines ending in
X-Git-Tag: emacs-pretest-22.0.92~377
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=2a95eced249db34f681bd139e4bc434281242c63;p=emacs.git

(move_it_to): Correctly count tab glyphs for continued lines ending in
tab.
---

diff --git a/src/xdisp.c b/src/xdisp.c
index 909ec688aff..0a2b58761d8 100644
--- a/src/xdisp.c
+++ b/src/xdisp.c
@@ -6828,7 +6828,12 @@ move_it_to (it, to_charpos, to_x, to_y, to_vpos, op)
 	  break;
 
 	case MOVE_LINE_CONTINUED:
-	  it->continuation_lines_width += it->current_x;
+	  /* For continued lines ending in a tab, some of the glyphs
+	     associated with the tab are displayed on the current
+	     line.  Since it->current_x does not include these glyphs,
+	     we use it->last_visible_x instead.  */
+	  it->continuation_lines_width +=
+	    (it->c == '\t') ? it->last_visible_x : it->current_x;
 	  break;
 
 	default: