From 659a64b3677e00da88e91750dc81dcedb54d32d2 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Sun, 11 Dec 2016 20:39:02 -0500
Subject: [PATCH] add Window::request_redraw()

---
 src/gui/Window.cc | 5 +++++
 src/gui/Window.h  | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/src/gui/Window.cc b/src/gui/Window.cc
index b681d90..f3b8389 100644
--- a/src/gui/Window.cc
+++ b/src/gui/Window.cc
@@ -139,6 +139,11 @@ void Window::run_event_loop()
     while ((!m_exit_requested) && SDL_WaitEvent(&event))
     {
         handle_event(event);
+        if (m_redraw_requested)
+        {
+            m_redraw_requested = false;
+            redraw();
+        }
     }
 }
 
diff --git a/src/gui/Window.h b/src/gui/Window.h
index 80c7fac..d5bb2d7 100644
--- a/src/gui/Window.h
+++ b/src/gui/Window.h
@@ -15,6 +15,7 @@ class Window
 public:
     bool create(std::shared_ptr<Buffer> buffer);
     void run_event_loop();
+    void request_redraw() { m_redraw_requested = true; }
 
 protected:
     enum : uint32_t
@@ -35,6 +36,7 @@ protected:
 
     SDL_Window * m_window;
     bool m_exit_requested;
+    bool m_redraw_requested;
     int m_width;
     int m_height;