From 39ae9c61ce0c3ed8b3945f9d233271729c559936 Mon Sep 17 00:00:00 2001
From: Bailey Ling <bling@live.ca>
Date: Sun, 14 Jul 2013 15:44:16 -0400
Subject: [PATCH] add g:airline_exclude_preview option. resolves #72.

---
 autoload/airline.vim | 3 +++
 doc/airline.txt      | 7 +++++++
 plugin/airline.vim   | 1 +
 3 files changed, 11 insertions(+)

diff --git a/autoload/airline.vim b/autoload/airline.vim
index 52e88e76..b927d465 100644
--- a/autoload/airline.vim
+++ b/autoload/airline.vim
@@ -59,6 +59,9 @@ function! s:is_excluded_window()
       return 1
     endif
   endfor
+  if g:airline_exclude_preview && &previewwindow
+    return 1
+  endif
   return 0
 endfunction
 
diff --git a/doc/airline.txt b/doc/airline.txt
index 50b36a41..a290034d 100644
--- a/doc/airline.txt
+++ b/doc/airline.txt
@@ -86,6 +86,13 @@ values):
   let g:airline_exclude_filetypes = [] " see source for current list
 <
 
+* defines whether the preview window should be excluded from have its window
+  statusline modified (may help with plugins which use the preview window
+  heavily)
+>
+  let g:airline_exclude_preview = 0
+<
+
 ==============================================================================
 CUSTOMIZATION                                        *airline-customization*
 
diff --git a/plugin/airline.vim b/plugin/airline.vim
index 7f462b56..1c7061aa 100644
--- a/plugin/airline.vim
+++ b/plugin/airline.vim
@@ -22,6 +22,7 @@ call s:check_defined('g:airline_paste_symbol', (exists('g:airline_powerline_font
 call s:check_defined('g:airline_theme', 'dark')
 call s:check_defined('g:airline_exclude_filenames', ['DebuggerWatch','DebuggerStack','DebuggerStatus'])
 call s:check_defined('g:airline_exclude_filetypes', [])
+call s:check_defined('g:airline_exclude_preview', 0)
 call s:check_defined('g:airline_window_override_funcrefs', [])
 
 call s:check_defined('g:airline_mode_map', {