From 4454f9a00ca8aa85e78e71fb7ef670d802c671e2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Hoguin?= <essen@ninenines.eu>
Date: Thu, 3 Apr 2014 12:54:29 +0200
Subject: Add sdl_window:get_id/1

---
 c_src/sdl_window.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'c_src/sdl_window.c')

diff --git a/c_src/sdl_window.c b/c_src/sdl_window.c
index 818fa2f..2ec3ba0 100644
--- a/c_src/sdl_window.c
+++ b/c_src/sdl_window.c
@@ -189,3 +189,20 @@ NIF_FUNCTION(get_window_grab)
 	return nif_thread_call(env, thread_get_window_grab, 1,
 		NIF_RES_GET(Window, window_res));
 }
+
+// get_window_id
+
+NIF_CALL_HANDLER(thread_get_window_id)
+{
+	return enif_make_uint(env, SDL_GetWindowID(args[0]));
+}
+
+NIF_FUNCTION(get_window_id)
+{
+	void* window_res;
+
+	BADARG_IF(!enif_get_resource(env, argv[0], res_Window, &window_res));
+
+	return nif_thread_call(env, thread_get_window_id, 1,
+		NIF_RES_GET(Window, window_res));
+}
-- 
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