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+To: vim-dev@vim.org
+Subject: patch 7.1.048
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=ISO-8859-1
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.1.048
+Problem:    The matchparen plugin doesn't update the match when scrolling with
+	    the mouse wheel. (Ilya Bobir)
+Solution:   Set the match highlighting for text that can be scrolled into the
+	    viewable area without moving the cursor. (Chris Lubinski)
+Files:	    runtime/plugin/matchparen.vim
+
+
+*** ../vim-7.1.047/runtime/plugin/matchparen.vim	Sun May  6 14:26:16 2007
+--- runtime/plugin/matchparen.vim	Mon Jul 30 21:14:06 2007
+***************
+*** 1,6 ****
+  " Vim plugin for showing matching parens
+  " Maintainer:  Bram Moolenaar <Bram@vim.org>
+! " Last Change: 2006 Oct 12
+  
+  " Exit quickly when:
+  " - this plugin was already loaded (or disabled)
+--- 1,6 ----
+  " Vim plugin for showing matching parens
+  " Maintainer:  Bram Moolenaar <Bram@vim.org>
+! " Last Change: 2007 Jul 30
+  
+  " Exit quickly when:
+  " - this plugin was already loaded (or disabled)
+***************
+*** 62,86 ****
+    " Figure out the arguments for searchpairpos().
+    " Restrict the search to visible lines with "stopline".
+    " And avoid searching very far (e.g., for closed folds and long lines)
+    if i % 2 == 0
+      let s_flags = 'nW'
+      let c2 = plist[i + 1]
+      if has("byte_offset") && has("syntax_items") && &smc > 0
+        let stopbyte = min([line2byte("$"), line2byte(".") + col(".") + &smc * 2])
+!       let stopline = min([line('w$'), byte2line(stopbyte)])
+      else
+!       let stopline = min([line('w$'), c_lnum + 100])
+      endif
+    else
+      let s_flags = 'nbW'
+      let c2 = c
+      let c = plist[i - 1]
+      if has("byte_offset") && has("syntax_items") && &smc > 0
+        let stopbyte = max([1, line2byte(".") + col(".") - &smc * 2])
+!       let stopline = max([line('w0'), byte2line(stopbyte)])
+      else
+!       let stopline = max([line('w0'), c_lnum - 100])
+      endif
+    endif
+    if c == '['
+      let c = '\['
+--- 62,98 ----
+    " Figure out the arguments for searchpairpos().
+    " Restrict the search to visible lines with "stopline".
+    " And avoid searching very far (e.g., for closed folds and long lines)
++   " The "viewable" variables give a range in which we can scroll while keeping
++   " the cursor at the same position
++   " adjustedScrolloff accounts for very large numbers of scrolloff
++   let adjustedScrolloff = min([&scrolloff, (line('w$') - line('w0')) / 2])
++   let bottom_viewable = min([line('$'), c_lnum + &lines - adjustedScrolloff - 2])
++   let top_viewable = max([1, c_lnum-&lines+adjustedScrolloff + 2])
++   " one of these stoplines will be adjusted below, but the current values are
++   " minimal boundaries within the current window
++   let stoplinebottom = line('w$')
++   let stoplinetop = line('w0')
+    if i % 2 == 0
+      let s_flags = 'nW'
+      let c2 = plist[i + 1]
+      if has("byte_offset") && has("syntax_items") && &smc > 0
+        let stopbyte = min([line2byte("$"), line2byte(".") + col(".") + &smc * 2])
+!       let stopline = min([bottom_viewable, byte2line(stopbyte)])
+      else
+!       let stopline = min([bottom_viewable, c_lnum + 100])
+      endif
++     let stoplinebottom = stopline
+    else
+      let s_flags = 'nbW'
+      let c2 = c
+      let c = plist[i - 1]
+      if has("byte_offset") && has("syntax_items") && &smc > 0
+        let stopbyte = max([1, line2byte(".") + col(".") - &smc * 2])
+!       let stopline = max([top_viewable, byte2line(stopbyte)])
+      else
+!       let stopline = max([top_viewable, c_lnum - 100])
+      endif
++     let stoplinetop = stopline
+    endif
+    if c == '['
+      let c = '\['
+***************
+*** 106,112 ****
+    endif
+  
+    " If a match is found setup match highlighting.
+!   if m_lnum > 0 && m_lnum >= line('w0') && m_lnum <= line('w$')
+      exe '3match MatchParen /\(\%' . c_lnum . 'l\%' . (c_col - before) .
+  	  \ 'c\)\|\(\%' . m_lnum . 'l\%' . m_col . 'c\)/'
+      let w:paren_hl_on = 1
+--- 118,124 ----
+    endif
+  
+    " If a match is found setup match highlighting.
+!   if m_lnum > 0 && m_lnum >= stoplinetop && m_lnum <= stoplinebottom 
+      exe '3match MatchParen /\(\%' . c_lnum . 'l\%' . (c_col - before) .
+  	  \ 'c\)\|\(\%' . m_lnum . 'l\%' . m_col . 'c\)/'
+      let w:paren_hl_on = 1
+*** ../vim-7.1.047/src/version.c	Wed Aug  1 15:47:06 2007
+--- src/version.c	Thu Aug  2 22:59:07 2007
+***************
+*** 668,669 ****
+--- 668,671 ----
+  {   /* Add new patch number below this line */
++ /**/
++     48,
+  /**/
+
+-- 
+hundred-and-one symptoms of being an internet addict:
+91. It's Saturday afternoon in the middle of May and you
+    are on computer.
+
+ /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
+///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
+\\\        download, build and distribute -- http://www.A-A-P.org        ///
+ \\\            help me help AIDS victims -- http://ICCF-Holland.org    ///