From 5902a23e7816a2f7e91f718494b40ec65d027f28 Mon Sep 17 00:00:00 2001
From: troydm <d.geurkov@gmail.com>
Date: Tue, 7 Apr 2020 21:33:28 +0300
Subject: [PATCH] zoomwintab extension added

---
 autoload/airline/extensions.vim            |  5 +++++
 autoload/airline/extensions/zoomwintab.vim | 25 ++++++++++++++++++++++
 2 files changed, 30 insertions(+)
 create mode 100644 autoload/airline/extensions/zoomwintab.vim

diff --git a/autoload/airline/extensions.vim b/autoload/airline/extensions.vim
index ae0fcfb9..389e8799 100644
--- a/autoload/airline/extensions.vim
+++ b/autoload/airline/extensions.vim
@@ -250,6 +250,11 @@ function! airline#extensions#load()
     call add(s:loaded_ext, 'csv')
   endif
 
+  if get(g:, 'airline#extensions#zoomwintab#enabled', 0)
+    call airline#extensions#zoomwintab#init(s:ext)
+    call add(s:loaded_ext, 'zoomwintab')
+  endif
+
   if exists(':VimShell')
     let s:filetype_regex_overrides['^int-'] = ['vimshell','%{substitute(&ft, "int-", "", "")}']
   endif
diff --git a/autoload/airline/extensions/zoomwintab.vim b/autoload/airline/extensions/zoomwintab.vim
new file mode 100644
index 00000000..d7adc940
--- /dev/null
+++ b/autoload/airline/extensions/zoomwintab.vim
@@ -0,0 +1,25 @@
+" MIT License. Copyright (c) 2020 Dmitry Geurkov (d.geurkov@gmail.com)
+" Plugin: https://github.com/troydm/zoomwintab.vim
+" vim: et ts=2 sts=2 sw=2
+
+scriptencoding utf-8
+
+
+" Avoid installing twice
+if exists('g:loaded_vim_airline_zoomwintab')
+  finish
+endif
+
+let g:loaded_vim_airline_zoomwintab = 1
+
+let s:zoomwintab_status_zoomed_in = get(g:, 'airline#extensions#zoomwintab#status_zoomed_in', g:airline_left_alt_sep.' Zoomed')
+let s:zoomwintab_status_zoomed_out = get(g:, 'airline#extensions#zoomwintab#status_zoomed_out', '')
+
+function! airline#extensions#zoomwintab#apply(...)
+  call airline#extensions#prepend_to_section('gutter',
+    \ exists('t:zoomwintab') ? s:zoomwintab_status_zoomed_in : s:zoomwintab_status_zoomed_out)
+endfunction
+
+function! airline#extensions#zoomwintab#init(ext)
+  call a:ext.add_statusline_func('airline#extensions#zoomwintab#apply')
+endfunction