From e89e6ad27b8eeac3065ee1bb142542032a542eee Mon Sep 17 00:00:00 2001
From: Bailey Ling <bling@live.ca>
Date: Sat, 6 Jul 2013 18:22:34 +0000
Subject: [PATCH] implement paste indicator. resolves #18

---
 doc/airline.txt    | 1 +
 plugin/airline.vim | 7 ++++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/doc/airline.txt b/doc/airline.txt
index 085c44d1..e3dd1ac0 100644
--- a/doc/airline.txt
+++ b/doc/airline.txt
@@ -97,6 +97,7 @@ well as the powerline font glyths
   let g:airline_linecolumn_prefix = '␤ '
   let g:airline_linecolumn_prefix = '¶ '
   let g:airline_fugitive_prefix = '⎇ '
+  let g:airline_paste_symbol = 'ρ'
 
   " powerline symbols
   let g:airline_left_sep = ''
diff --git a/plugin/airline.vim b/plugin/airline.vim
index 10ae7698..e773414c 100644
--- a/plugin/airline.vim
+++ b/plugin/airline.vim
@@ -16,8 +16,10 @@ call s:check_defined('g:airline_enable_syntastic', 1)
 call s:check_defined('g:airline_fugitive_prefix', exists('g:airline_powerline_fonts')?' ':'')
 call s:check_defined('g:airline_readonly_symbol', exists('g:airline_powerline_fonts')?'':'RO')
 call s:check_defined('g:airline_linecolumn_prefix', exists('g:airline_powerline_fonts')?' ':':')
+call s:check_defined('g:airline_paste_symbol', 'PASTE')
 call s:check_defined('g:airline_theme', 'dark')
 call s:check_defined('g:airline_modified_detection', 1)
+call s:check_defined('g:airline_paste_detection', 1)
 call s:check_defined('g:airline_exclude_filenames', ['DebuggerWatch','DebuggerStack','DebuggerStatus'])
 call s:check_defined('g:airline_exclude_filetypes', ['qf','netrw','diff','undotree','gundo','nerdtree','tagbar'])
 
@@ -114,7 +116,7 @@ function! s:update_statusline(active)
 
   let sl = l:mode_color
   let sl.= a:active
-        \ ? '%{AirlineUpdateHighlight()} '.g:airline_section_a.' '.l:mode_sep_color
+        \ ? '%{AirlineUpdateHighlight()} '.g:airline_section_a.' %{&paste ? g:airline_paste_symbol." " : ""}'.l:mode_sep_color
         \ : '        %#Al9#'
   let sl.='%{g:airline_left_sep}'.l:info_color
   let sl.=' '.g:airline_section_b.' '
@@ -147,6 +149,9 @@ function! AirlineUpdateHighlight()
   if g:airline_modified_detection && &modified
     call add(l:mode, 'modified')
   endif
+  if g:airline_paste_detection && &paste
+    call add(l:mode, 'paste')
+  endif
 
   if s:lastmode != l:mode
     call <sid>highlight(l:mode)