From e2b3dd0ca4b71fd7cfcceeba35b97497631e72bd Mon Sep 17 00:00:00 2001
From: Maxime Coste <frrrwww@gmail.com>
Date: Tue, 12 Aug 2014 19:19:46 +0100
Subject: [PATCH] Tweak client redraw logic, avoid highlight if only status
 line changed

---
 src/client.cc | 8 +++++---
 src/client.hh | 1 +
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/client.cc b/src/client.cc
index c3218b774..d40791b5b 100644
--- a/src/client.cc
+++ b/src/client.cc
@@ -42,8 +42,7 @@ void Client::handle_available_input()
 
 void Client::print_status(DisplayLine status_line)
 {
-    m_status_line = std::move(status_line);
-    context().window().forget_timestamp();
+    m_pending_status_line = std::move(status_line);
 }
 
 DisplayLine Client::generate_mode_line() const
@@ -92,7 +91,9 @@ void Client::redraw_ifn()
 {
     DisplayLine mode_line = generate_mode_line();
     const bool buffer_changed = context().window().timestamp() != context().buffer().timestamp();
-    if (buffer_changed or mode_line.atoms() != m_mode_line.atoms())
+    const bool mode_line_changed = mode_line.atoms() != m_mode_line.atoms();
+    const bool status_line_changed = m_status_line.atoms() != m_pending_status_line.atoms();
+    if (buffer_changed or status_line_changed or mode_line_changed)
     {
         if (buffer_changed)
         {
@@ -103,6 +104,7 @@ void Client::redraw_ifn()
             context().window().update_display_buffer(context());
         }
         m_mode_line = std::move(mode_line);
+        m_status_line = m_pending_status_line;
         context().ui().draw(context().window().display_buffer(),
                             m_status_line, m_mode_line);
     }
diff --git a/src/client.hh b/src/client.hh
index 3f8ee4b60..664728083 100644
--- a/src/client.hh
+++ b/src/client.hh
@@ -54,6 +54,7 @@ private:
     InputHandler m_input_handler;
 
     DisplayLine m_status_line;
+    DisplayLine m_pending_status_line;
     DisplayLine m_mode_line;
 };