add an OptionManager class and use it to manage tabstops

OptionManager map names to options, and may delegate option resolution
to it's parent if it does not contains the asked for option. That way
Buffers can override global options, and Windows can override Buffer
options.

1 files changed, 4 insertions, 1 deletions

diff --git a/src/window.hh b/src/window.hh
index 9105d04a..7e77c6ee 100644
--- a/src/window.hh
+++ b/src/window.hh
@@ -9,6 +9,7 @@
 #include "highlighter.hh"
 #include "highlighter_group.hh"
 #include "hook_manager.hh"
+#include "option_manager.hh"
 
 namespace Kakoune
 {
@@ -38,7 +39,8 @@ public:
 
     HighlighterGroup& highlighters() { return m_highlighters; }
 
-    HookManager& hook_manager() { return m_hook_manager; }
+    HookManager&   hook_manager()   { return m_hook_manager; }
+    OptionManager& option_manager() { return m_option_manager; }
 
 private:
     friend class Buffer;
@@ -57,6 +59,7 @@ private:
     HighlighterGroup m_highlighters;
 
     HookManager      m_hook_manager;
+    OptionManager    m_option_manager;
 };
 
 }