From d28c4b5358bebff2d55b6892fe457fc5c617037d Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Tue, 10 Dec 2013 21:59:43 +0530
Subject: [PATCH] Handle case when col number moves cursor more than one line
 past the originating line

---
 src/calibre/gui2/tweak_book/editor/text.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/calibre/gui2/tweak_book/editor/text.py b/src/calibre/gui2/tweak_book/editor/text.py
index c4d5c18383..605ccd10e2 100644
--- a/src/calibre/gui2/tweak_book/editor/text.py
+++ b/src/calibre/gui2/tweak_book/editor/text.py
@@ -198,7 +198,8 @@ class TextEdit(QPlainTextEdit):
         else:
             c.setPosition(c.block().position() + col)
             if c.blockNumber() + 1 > lnum:
-                c.movePosition(c.PreviousBlock)
+                # We have moved past the end of the line
+                c.setPosition(c.block().position())
                 c.movePosition(c.EndOfBlock)
         self.setTextCursor(c)
         self.ensureCursorVisible()