From c15917214b7c76d935ad094d428d01362644daf6 Mon Sep 17 00:00:00 2001
From: Steve Losh <steve@stevelosh.com>
Date: Tue, 9 Nov 2010 21:35:34 -0500
Subject: [PATCH] Add a g:gundo_help setting to disable the inline help.

---
 doc/gundo.txt    | 13 +++++++++++--
 plugin/gundo.vim | 23 ++++++++++++++++++-----
 site/index.html  |  9 +++++++++
 3 files changed, 38 insertions(+), 7 deletions(-)

diff --git a/doc/gundo.txt b/doc/gundo.txt
index da68df4..dc8d4fe 100644
--- a/doc/gundo.txt
+++ b/doc/gundo.txt
@@ -12,7 +12,8 @@ CONTENTS                                                      *Gundo-contents*
         3.2 gundo_preview_height ...... |gundo_preview_height|
         3.3 gundo_preview_bottom ...... |gundo_preview_bottom|
         3.4 gundo_right ............... |gundo_right|
-        3.5 gundo_disable ............. |gundo_disable|
+        3.5 gundo_help ................ |gundo_help|
+        3.6 gundo_disable ............. |gundo_disable|
     4. License ........................ |GundoLicense|
     5. Bugs ........................... |GundoBugs|
     6. Contributing ................... |GundoContributing|
@@ -159,7 +160,14 @@ instead of the left.
 Default: 0 (off, open on the left side)
 
 ------------------------------------------------------------------------------
-3.5 g:gundo_disable                                            *gundo_disable*
+3.5 g:gundo_help                                                  *gundo_help*
+
+Set this to 0 to disable the help text in the Gundo graph window.
+
+Default: 1 (show the help)
+
+------------------------------------------------------------------------------
+3.6 g:gundo_disable                                            *gundo_disable*
 
 Set this to 1 to disable Gundo entirely.
 
@@ -198,6 +206,7 @@ Development version
       current window, instead of moving to them.
     * Add the 'p' mapping to preview the result of reverting to the selected
       state.
+    * Add the g:gundo_help setting.
 v1.0.0
     * Initial stable release.
 
diff --git a/plugin/gundo.vim b/plugin/gundo.vim
index 0b3806a..a21cd11 100644
--- a/plugin/gundo.vim
+++ b/plugin/gundo.vim
@@ -54,8 +54,9 @@ endif"}}}
 if !exists('g:gundo_right')"{{{
     let g:gundo_right = 0
 endif"}}}
-
-let s:inline_help_length = 6
+if !exists('g:gundo_help')"{{{
+    let g:gundo_help = 1
+endif"}}}
 
 "}}}
 
@@ -511,6 +512,14 @@ function! s:GundoIsVisible()"{{{
     endif
 endfunction"}}}
 
+function! s:GundoInlineHelpLength()"{{{
+    if g:gundo_help
+        return 6
+    else
+        return 0
+    endif
+endfunction"}}}
+
 "}}}
 
 "{{{ Gundo buffer settings
@@ -723,8 +732,8 @@ function! s:GundoMove(direction) range"{{{
     let target_n = line('.') + (distance * a:direction)
 
     " Bound the movement to the graph.
-    if target_n <= s:inline_help_length - 1 
-        call cursor(s:inline_help_length, 0)
+    if target_n <= s:GundoInlineHelpLength() - 1
+        call cursor(s:GundoInlineHelpLength(), 0)
     else
         call cursor(target_n, 0)
     endif
@@ -849,7 +858,11 @@ def GundoRenderGraph():
     result = [' ' + l for l in result]
 
     target = (vim.eval('g:gundo_target_f'), int(vim.eval('g:gundo_target_n')))
-    header = (INLINE_HELP % target).splitlines()
+
+    if int(vim.eval('g:gundo_help')):
+        header = (INLINE_HELP % target).splitlines()
+    else:
+        header = []
 
     vim.command('call s:GundoOpenGraph()')
     vim.command('setlocal modifiable')
diff --git a/site/index.html b/site/index.html
index 0d75f62..1bf8094 100644
--- a/site/index.html
+++ b/site/index.html
@@ -93,6 +93,7 @@
                             <li><a href="#gundo_preview_height">g:gundo_preview_height</a></li>
                             <li><a href="#gundo_preview_bottom">g:gundo_preview_bottom</a></li>
                             <li><a href="#gundo_right">g:gundo_right</a></li>
+                            <li><a href="#gundo_help">g:gundo_help</a></li>
                             <li><a href="#gundo_disable">g:gundo_disable</a></li>
                         </ul>
                     </li>
@@ -282,6 +283,13 @@ let g:gundo_right = 1
 
                 <p>Default: 0 (off, open on the left side)</p>
 
+                <a name="gundo_help"></a>
+                <h2>g:gundo_help</h2>
+
+                <p>Set this to 0 to disable the help text in the Gundo graph window.</p>
+
+                <p>Default: 1 (show the help)</p>
+
                 <a name="gundo_disable"></a>
                 <h2>g:gundo_disable</h2>
 
@@ -343,6 +351,7 @@ let g:gundo_right = 1
                                 visible but not the current window, instead of
                                 moving to them.
                             </li>
+                            <li>Add the g:gundo_help setting.</li>
                         </ul>
                     </li>
                     <li>v1.0.0