To: vim_dev@googlegroups.com
Subject: Patch 7.3.862
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
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------------

Patch 7.3.862
Problem:    Dragging the status line can be slow.
Solution:   Look ahead and drop the drag event if there is a next one.
Files:	    src/eval.c, src/misc1.c, src/proto/misc1.pro, src/normal.c


*** ../vim-7.3.861/src/eval.c	2013-02-26 21:43:28.000000000 +0100
--- src/eval.c	2013-03-16 14:02:36.000000000 +0100
***************
*** 11238,11264 ****
  	rettv->vval.v_string = vim_strsave(temp);
  
  #ifdef FEAT_MOUSE
! 	if (n == K_LEFTMOUSE
! 		|| n == K_LEFTMOUSE_NM
! 		|| n == K_LEFTDRAG
! 		|| n == K_LEFTRELEASE
! 		|| n == K_LEFTRELEASE_NM
! 		|| n == K_MIDDLEMOUSE
! 		|| n == K_MIDDLEDRAG
! 		|| n == K_MIDDLERELEASE
! 		|| n == K_RIGHTMOUSE
! 		|| n == K_RIGHTDRAG
! 		|| n == K_RIGHTRELEASE
! 		|| n == K_X1MOUSE
! 		|| n == K_X1DRAG
! 		|| n == K_X1RELEASE
! 		|| n == K_X2MOUSE
! 		|| n == K_X2DRAG
! 		|| n == K_X2RELEASE
! 		|| n == K_MOUSELEFT
! 		|| n == K_MOUSERIGHT
! 		|| n == K_MOUSEDOWN
! 		|| n == K_MOUSEUP)
  	{
  	    int		row = mouse_row;
  	    int		col = mouse_col;
--- 11238,11244 ----
  	rettv->vval.v_string = vim_strsave(temp);
  
  #ifdef FEAT_MOUSE
! 	if (is_mouse_key(n))
  	{
  	    int		row = mouse_row;
  	    int		col = mouse_col;
*** ../vim-7.3.861/src/misc1.c	2013-03-13 17:01:47.000000000 +0100
--- src/misc1.c	2013-03-16 14:08:05.000000000 +0100
***************
*** 3288,3293 ****
--- 3288,3325 ----
      return r;
  }
  
+ #if defined(FEAT_MOUSE) || defined(PROTO)
+ /*
+  * Return TRUE if "c" is a mouse key.
+  */
+     int
+ is_mouse_key(c)
+     int c;
+ {
+     return c == K_LEFTMOUSE
+ 	|| c == K_LEFTMOUSE_NM
+ 	|| c == K_LEFTDRAG
+ 	|| c == K_LEFTRELEASE
+ 	|| c == K_LEFTRELEASE_NM
+ 	|| c == K_MIDDLEMOUSE
+ 	|| c == K_MIDDLEDRAG
+ 	|| c == K_MIDDLERELEASE
+ 	|| c == K_RIGHTMOUSE
+ 	|| c == K_RIGHTDRAG
+ 	|| c == K_RIGHTRELEASE
+ 	|| c == K_MOUSEDOWN
+ 	|| c == K_MOUSEUP
+ 	|| c == K_MOUSELEFT
+ 	|| c == K_MOUSERIGHT
+ 	|| c == K_X1MOUSE
+ 	|| c == K_X1DRAG
+ 	|| c == K_X1RELEASE
+ 	|| c == K_X2MOUSE
+ 	|| c == K_X2DRAG
+ 	|| c == K_X2RELEASE;
+ }
+ #endif
+ 
  /*
   * Get a key stroke directly from the user.
   * Ignores mouse clicks and scrollbar events, except a click for the left
***************
*** 3373,3403 ****
  	    n = TO_SPECIAL(buf[1], buf[2]);
  	    if (buf[1] == KS_MODIFIER
  		    || n == K_IGNORE
! #ifdef FEAT_MOUSE
! 		    || n == K_LEFTMOUSE_NM
! 		    || n == K_LEFTDRAG
! 		    || n == K_LEFTRELEASE
! 		    || n == K_LEFTRELEASE_NM
! 		    || n == K_MIDDLEMOUSE
! 		    || n == K_MIDDLEDRAG
! 		    || n == K_MIDDLERELEASE
! 		    || n == K_RIGHTMOUSE
! 		    || n == K_RIGHTDRAG
! 		    || n == K_RIGHTRELEASE
! 		    || n == K_MOUSEDOWN
! 		    || n == K_MOUSEUP
! 		    || n == K_MOUSELEFT
! 		    || n == K_MOUSERIGHT
! 		    || n == K_X1MOUSE
! 		    || n == K_X1DRAG
! 		    || n == K_X1RELEASE
! 		    || n == K_X2MOUSE
! 		    || n == K_X2DRAG
! 		    || n == K_X2RELEASE
! # ifdef FEAT_GUI
  		    || n == K_VER_SCROLLBAR
  		    || n == K_HOR_SCROLLBAR
- # endif
  #endif
  	       )
  	    {
--- 3405,3414 ----
  	    n = TO_SPECIAL(buf[1], buf[2]);
  	    if (buf[1] == KS_MODIFIER
  		    || n == K_IGNORE
! 		    || (is_mouse_key(n) && n != K_LEFTMOUSE)
! #ifdef FEAT_GUI
  		    || n == K_VER_SCROLLBAR
  		    || n == K_HOR_SCROLLBAR
  #endif
  	       )
  	    {
*** ../vim-7.3.861/src/proto/misc1.pro	2012-11-20 16:56:49.000000000 +0100
--- src/proto/misc1.pro	2013-03-16 14:02:33.000000000 +0100
***************
*** 42,47 ****
--- 42,48 ----
  void check_status __ARGS((buf_T *buf));
  void change_warning __ARGS((int col));
  int ask_yesno __ARGS((char_u *str, int direct));
+ int is_mouse_key __ARGS((int c));
  int get_keystroke __ARGS((void));
  int get_number __ARGS((int colon, int *mouse_used));
  int prompt_for_number __ARGS((int *mouse_used));
*** ../vim-7.3.861/src/normal.c	2013-03-13 19:02:37.000000000 +0100
--- src/normal.c	2013-03-16 14:09:34.000000000 +0100
***************
*** 2443,2449 ****
  		return FALSE;
  	}
  
!     which_button = get_mouse_button(KEY2TERMCAP1(c), &is_click, &is_drag);
  
  #ifdef FEAT_MOUSESHAPE
      /* May have stopped dragging the status or separator line.  The pointer is
--- 2443,2473 ----
  		return FALSE;
  	}
  
!     for (;;)
!     {
! 	which_button = get_mouse_button(KEY2TERMCAP1(c), &is_click, &is_drag);
! 	if (is_drag)
! 	{
! 	    /* If the next character is the same mouse event then use that
! 	     * one. Speeds up dragging the status line. */
! 	    if (vpeekc() != NUL)
! 	    {
! 		int nc;
! 		int save_mouse_row = mouse_row;
! 		int save_mouse_col = mouse_col;
! 
! 		/* Need to get the character, peeking doesn't get the actual
! 		 * one. */
! 		nc = safe_vgetc();
! 		if (c == nc)
! 		    continue;
! 		vungetc(nc);
! 		mouse_row = save_mouse_row;
! 		mouse_col = save_mouse_col;
! 	    }
! 	}
! 	break;
!     }
  
  #ifdef FEAT_MOUSESHAPE
      /* May have stopped dragging the status or separator line.  The pointer is
*** ../vim-7.3.861/src/version.c	2013-03-13 20:42:28.000000000 +0100
--- src/version.c	2013-03-16 14:18:36.000000000 +0100
***************
*** 730,731 ****
--- 730,733 ----
  {   /* Add new patch number below this line */
+ /**/
+     862,
  /**/

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 /// 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    ///