To: vim_dev@googlegroups.com

Subject: Patch 7.3.638

Fcc: outbox

From: Bram Moolenaar <Bram@moolenaar.net>

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------------

Patch 7.3.638

Problem:    Unecessary redraw of the previous character.

Solution:   Check if the character is double-width. (Jon Long)

Files:	    src/screen.c

*** ../vim-7.3.637/src/screen.c	2012-07-10 16:49:08.000000000 +0200

--- src/screen.c	2012-08-23 18:49:33.000000000 +0200

***************

*** 5332,5339 ****

  		    && (ScreenLinesUC[off_from] != ScreenLinesUC[off_to]

  			|| (ScreenLinesUC[off_from] != 0

  			    && comp_char_differs(off_from, off_to))

! 			|| (cols > 1 && ScreenLines[off_from + 1]

! 						 != ScreenLines[off_to + 1])))

  #endif

  	       ))

  	return TRUE;

--- 5332,5340 ----

  		    && (ScreenLinesUC[off_from] != ScreenLinesUC[off_to]

  			|| (ScreenLinesUC[off_from] != 0

  			    && comp_char_differs(off_from, off_to))

! 			|| ((*mb_off2cells)(off_from, off_from + cols) > 1

! 			    && ScreenLines[off_from + 1]

! 						  != ScreenLines[off_to + 1])))

  #endif

  	       ))

  	return TRUE;

*** ../vim-7.3.637/src/version.c	2012-08-23 18:43:06.000000000 +0200

--- src/version.c	2012-08-23 18:47:11.000000000 +0200

***************

*** 721,722 ****

--- 721,724 ----

  {   /* Add new patch number below this line */

+ /**/

+     638,

  /**/

-- 

There is a fine line between courage and foolishness.

Unfortunately, it's not a fence.

 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\

///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\

\\\  an exciting new programming language -- http://www.Zimbu.org        ///

 \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///