From c9a7cf50f37ad78679fe2935b9ca70d7ef413c45 Mon Sep 17 00:00:00 2001
From: Maxime Coste <frrrwww@gmail.com>
Date: Tue, 21 Aug 2012 20:05:56 +0200
Subject: [PATCH] add Window::center_selection method

---
 src/window.cc | 6 ++++++
 src/window.hh | 1 +
 2 files changed, 7 insertions(+)

diff --git a/src/window.cc b/src/window.cc
index fad8859e..c5ee5c1a 100644
--- a/src/window.cc
+++ b/src/window.cc
@@ -35,6 +35,12 @@ Window::~Window()
     m_option_manager.unregister_watcher(*this);
 }
 
+void Window::center_selection()
+{
+    BufferIterator cursor = selections().back().last();
+    m_position.line = std::max(0, cursor.line() - m_dimensions.line/2);
+}
+
 void Window::update_display_buffer()
 {
     scroll_to_keep_cursor_visible_ifn();
diff --git a/src/window.hh b/src/window.hh
index 455830e5..119cf962 100644
--- a/src/window.hh
+++ b/src/window.hh
@@ -30,6 +30,7 @@ public:
 
     const DisplayBuffer& display_buffer() const { return m_display_buffer; }
 
+    void center_selection();
     void update_display_buffer();
 
     String status_line() const;