From 1bdb46d3054d7384fc2c0165d805ec1f2f5bc827 Mon Sep 17 00:00:00 2001
From: Milo Turner <iitalics@gmail.com>
Date: Tue, 25 Feb 2020 12:26:00 -0500
Subject: [PATCH] [sdl] stub: handle SDL events

---
 src/backend/sdl.c | 28 +++++++++++++++++++++++++---
 1 file changed, 25 insertions(+), 3 deletions(-)

diff --git a/src/backend/sdl.c b/src/backend/sdl.c
index a9f6f7b..0f77e64 100644
--- a/src/backend/sdl.c
+++ b/src/backend/sdl.c
@@ -110,6 +110,7 @@ struct window_args_list {
 
 static void load_fonts(struct ax_backend* bac, struct font_list* fl);
 static void make_windows(struct ax_backend* bac, struct window_args_list* wl);
+static void handle_events(void);
 static void render_windows(struct window_list* wl);
 
 void ax__backend_step(struct ax_backend* bac)
@@ -168,11 +169,32 @@ void ax__backend_step(struct ax_backend* bac)
     load_fonts(bac, fonts);
     make_windows(bac, ax__reverse_list(windows));
     render_windows(bac->windows);
+    handle_events();
 
     rgn_cleanup(&tmp_rgn);
     // printf("ping. %zu message(s)\n", nmsg);
 }
 
+/* -----------------------------------------------------------------------------
+ * Event handling
+ * -------------------------------------------------------------------------- */
+
+static void handle_events(void)
+{
+    SDL_Event ev;
+    while (SDL_PollEvent(&ev)) {
+        switch (ev.type) {
+        case SDL_QUIT:
+            printf("pls quit...\n");
+            break;
+
+        default:
+            printf("some event of type: %d\n", ev.type);
+            break;
+        }
+    }
+}
+
 /* -----------------------------------------------------------------------------
  * Fonts
  * -------------------------------------------------------------------------- */
@@ -231,7 +253,7 @@ struct window_handle {
     SDL_Renderer* rnd;
 };
 
-static void cleanup_window_handle(struct window_handle*);
+static void window_handle_cleanup(struct window_handle*);
 
 static int new_window_handle(
     struct rgn* rgn,
@@ -242,7 +264,7 @@ static int new_window_handle(
     struct window_handle* wh = ralloc_typed(rgn, struct window_handle, 1);
     wh->win = NULL;
     wh->rnd = NULL;
-    rgn_pin(rgn, wh, (void*) cleanup_window_handle);
+    rgn_pin(rgn, wh, (void*) window_handle_cleanup);
 
     int rv;
     if ((rv = SDL_CreateWindowAndRenderer((int) args->width,
@@ -259,7 +281,7 @@ static int new_window_handle(
     return 0;
 }
 
-static void cleanup_window_handle(struct window_handle* wh)
+static void window_handle_cleanup(struct window_handle* wh)
 {
     SDL_DestroyRenderer(wh->rnd);
     SDL_DestroyWindow(wh->win);