Use \ or <Leader> instead of Q for mappings.

git-svn-id: https://svn.cambridge.iain.cx/profile/trunk@128 6be0d1a5-5cfe-0310-89b6-964be062b18b

diff --git a/.vimrc b/.vimrc
index baddfed..24b6530 100644 (file)
--- a/.vimrc
+++ b/.vimrc
@@ -61,9 +61,18 @@ se tags=~/.tags,./tags,tags
 " Don't timeout waiting to interpet, eg, <ESC>OA as an escape code.
 se ttimeoutlen=100
 
+" Function to create mappings with either a hardcoded \ or <Leader>.
+fun! Mapping(keysequence,mapping)
+  if version >= "600"
+    exec "map \\" . a:keysequence . " " . a:mapping
+  else
+    exec "map <Leader>" . a:keysequence . " " . a:mapping
+  endif
+endfun
+
 " Use - and = to create underlines.
-map - yyp:s/./-/g<RETURN>:let @/=''<RETURN>:<RETURN>
-map = yyp:s/./=/g<RETURN>:let @/=''<RETURN>:<RETURN>
+call Mapping("-", "yyp:s/./-/g<RETURN>:let @/=''<RETURN>:<RETURN>")
+call Mapping("=", "yyp:s/./=/g<RETURN>:let @/=''<RETURN>:<RETURN>")
 
 """"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
 " Handle options only available in Vim 5 and above.
@@ -213,27 +222,30 @@ endfun
 " Show the status line for the first time.
 call Show_StatusLine()
 
-" Change to ts=2 with Q2.
-map Q2 :se ts=2<CR>:<CR>
-" Change to ts=4 with Q4.
-map Q4 :se ts=4<CR>:<CR>
-" Change to ts=8 with Q8.
-map Q8 :se ts=8<CR>:<CR>
-" Change to ts=16 with Q6.
-map Q6 :se ts=16<CR>:<CR>
-" Change to ts=32 with Q3.
-map Q3 :se ts=32<CR>:<CR>
-" Toggle paste mode with Qp.
-map Qp :se paste!<CR>:<CR>
-" Swap case-sensitivity with Qc.
-map Qc :call Invert_Case()<CR>:<CR>
-" Change number mode with Qn.
-map Qn :se number!<CR>:<CR>
-" Expand or shrink window size with Q> and Q<.  For use after toggling number.
-map Q> :exe 'se columns+=' . numberwidth<CR>:<CR>
-map Q< :exe 'se columns-=' . numberwidth<CR>:<CR>
-" Clear search pattern with Q/.
-map Q/ :let @/=""<CR>:<CR>
+" Change to ts=2 with \2.
+call Mapping("2", ":se ts=2<CR>:<CR>")
+" Change to ts=4 with \4.
+call Mapping("4", ":se ts=4<CR>:<CR>")
+" Change to ts=8 with \8.
+call Mapping("8", ":se ts=8<CR>:<CR>")
+" Change to ts=16 with \6.
+call Mapping("6", ":se ts=16<CR>:<CR>")
+" Change to ts=32 with \3.
+call Mapping("3", ":se ts=32<CR>:<CR>")
+" Toggle paste mode with \p.
+call Mapping("p", ":se paste!<CR>:<CR>")
+" Swap case-sensitivity with \c.
+call Mapping("c", ":call Invert_Case()<CR>:<CR>")
+" Change number mode with \n.
+call Mapping("n", ":se number!<CR>:<CR>")
+" Expand or shrink window size with \> and \<.  For use after toggling number.
+call Mapping(">", ":exe 'se columns+=' . numberwidth<CR>:<CR>")
+call Mapping("<", ":exe 'se columns-=' . numberwidth<CR>:<CR>")
+" Clear search pattern with \/.
+call Mapping("/", ":let @/=\"\"<CR>:<CR>")
+
+" Forget the Ex mode mapping.
+map Q <NOP>
 
 endif
 
@@ -269,9 +281,6 @@ if &diff
   let &columns = 164
 endif
 
-" Status bar matches the colour.
-highlight StatusLine guifg=white guibg=darkblue ctermbg=white ctermfg=darkblue
-
 " Numbers in blue.
 highlight LineNr term=underline cterm=bold guifg=blue ctermfg=blue
 
@@ -326,27 +335,21 @@ fun! Cycle_Quickfix()
   endif
 endfun
 
-" We use Q for various commands.  Unmap it.
-" Vim 5 won't let us unmap this as it treats Q as an ambiguous mapping (because 
-" Qx also exists.  With Vim 5 you are rewarded with Ex mode if you don't type 
-" the Qx sequence quickly enough.  Vim 6 allows us to forget the Ex mapping.
-map Q <Nop>
-
-" Swap hex/decimal statusline with Qx.
-map Qx :call Cycle_HexStatusLine()<CR>:<CR>
-" Change statusline verbosity with Qv.
-map Qv :call Cycle_VerboseStatusLine()<CR>:<CR>
-" Cycle list styles with Ql.
-map Ql :call Cycle_List()<CR>:<CR>
-" Toggle tags with Qt.
-map Qt :Tlist<CR>
-" Change foldmethod with Qf.
-map Qf :se foldenable!<CR>:<CR>
-" Toggle quickfix window with Qq.
-map Qq :call Cycle_Quickfix()<CR>:<CR>
-" Rerun filetype detection with Qs.  The s is for syntax, as this will be
+" Swap hex/decimal statusline with \x.
+call Mapping("x", ":call Cycle_HexStatusLine()<CR>:<CR>")
+" Change statusline verbosity with \v.
+call Mapping("v", ":call Cycle_VerboseStatusLine()<CR>:<CR>")
+" Cycle list styles with \l.
+call Mapping("l", ":call Cycle_List()<CR>:<CR>")
+" Toggle tags with \t.
+call Mapping("t", ":Tlist<CR>")
+" Change foldmethod with \f.
+call Mapping("f", ":se foldenable!<CR>:<CR>")
+" Toggle quickfix window with \q.
+call Mapping("q", ":call Cycle_Quickfix()<CR>:<CR>")
+" Rerun filetype detection with \s.  The s is for syntax, as this will be
 " updated as a side-effect.
-map Qs :filetype detect<CR>:<CR>
+call Mapping("s", ":filetype detect<CR>:<CR>")
 
 " Change status bar colour when various things happen.
 fun! Highlight_StatusLine(flag)