X-Git-Url: http://git.iain.cx/?p=profile.git;a=blobdiff_plain;f=.vimrc;h=b601e41589ebed85bc7e8caa4ae2c2bd048add06;hp=6e3726c1267c85dd5348a8fa46afc371004124dd;hb=b665fb11d26668118e05211aa22b2cf428e5358e;hpb=900d32166ef407f9ed94cd38865dbb12754d4644

diff --git a/.vimrc b/.vimrc
index 6e3726c..b601e41 100644
--- a/.vimrc
+++ b/.vimrc
@@ -386,6 +386,9 @@ endfun "}}}2
 fun! Number(resize) "{{{2
   call Iain_Vars()
   let &number = ! &number
+  if version >= 703
+    let &relativenumber = &number
+  endif
 
   " Ensure we keep track of any extra columns even if we aren't resizing.
   " This prevents confusion when number is set at startup.
@@ -1556,8 +1559,27 @@ call Mapping("u", ":call <SID>Cycle_Undo()<CR>")
 " Remove persistent undo file with \U.
 call Mapping("U", ":call <SID>Clear_Undo()<CR>")
 
-" Toggle gundo window with \g.
-call Mapping("g", ":call gundo#GundoToggle()<CR>")
+" Toggle Undotree window with \g.
+call Mapping("g", ":UndotreeToggle<CR>")
+" Switch to Undotree window with \G.
+call Mapping("g", ":UndotreeToggle<CR>")
+" Undotree gets focus.
+let g:undotree_SetFocusWhenToggle=1
+" Undotree uses context diff.
+let g:undotree_DiffCommand="diff -u"
+" Undotree bullet.
+if Has_Unicode()
+  let g:undotree_TreeNodeShape="•"
+endif
+" Undotree bindings emulate Gundo.
+fun! g:Undotree_CustomMap() "{{{2
+  nmap <buffer> k <plug>UndotreeGoNextState
+  nmap <buffer> j <plug>UndotreeGoPreviousState
+  nmap <buffer> K <plug>UndotreeGoNextSaved
+  nmap <buffer> J <plug>UndotreeGoPreviousSaved
+  nmap <buffer> <CR> <plug>UndotreeFocusTarget
+endfun "}}}2
+
 
 " Use a persistent undo file if it exists.
 fun! <SID>Check_Undo() "{{{2