From 2355c937f216651eee5a13a4c9c9d3cf37997ac1 Mon Sep 17 00:00:00 2001
From: Iain Patterson <me@iain.cx>
Date: Thu, 30 Jan 2014 10:38:08 +0000
Subject: [PATCH] Separate statusline colour for replace mode.

Use v:insertmode, if available, to highlight the statusline with a
slightly different colour when replacing as opposed to inserting.
---
 .vimrc | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/.vimrc b/.vimrc
index 7f1a8f7..fe6ad8e 100644
--- a/.vimrc
+++ b/.vimrc
@@ -545,9 +545,16 @@ fun! Highlight_StatusLine(flag) "{{{2
 
   let l:normalcolour = "darkblue"
   let l:editingcolour = "darkmagenta"
+  let l:replacecolour = "purple"
   let l:warningcolour = "darkred"
   let l:readonlycolour = "red"
 
+  if b:iainstatus =~# "I"
+    if v:insertmode == "r"
+      let l:editingcolour = l:replacecolour
+    endif
+  endif
+
   " Default colour.
   let l:colour = l:normalcolour
   " Maybe override depending on status.
@@ -586,6 +593,8 @@ fun! Iain_Colour(colour) "{{{2
       return 17
     elseif a:colour == "darkmagenta"
       return 33
+    elseif a:colour == "purple"
+      return 35
     elseif a:colour == "darkred"
       return 32
     elseif a:colour == "red"
@@ -596,12 +605,18 @@ fun! Iain_Colour(colour) "{{{2
       return 17
     elseif a:colour == "darkmagenta"
       return 90
+    elseif a:colour == "purple"
+      return 57
     elseif a:colour == "darkred"
       return 88
     elseif a:colour == "red"
       return 196
     endif
   else
+    " Colours which cterm*g doesn't recognise.
+    if a:colour == "purple"
+      return "magenta"
+    endif
     return a:colour
   endif
 endfun "}}}2
@@ -1238,6 +1253,7 @@ if has("autocmd")
   au StatusLine FocusGained * call Highlight_StatusLine("F")
   au StatusLine FocusLost * call Highlight_StatusLine("f")
   au StatusLine InsertEnter * call Highlight_StatusLine("I")
+  au StatusLine InsertChange * call Highlight_StatusLine("I")
   au StatusLine InsertLeave * call Highlight_StatusLine("i")
 
   if has("signs")
-- 
2.7.4