resizing and closing

glonkers.c

@@ -12,8 +12,6 @@
 
 struct timespec program_start;
 
-int running = 1;
-
 void init_timer() {
     clock_gettime(CLOCK_MONOTONIC, &program_start);
 }
@@ -40,7 +38,7 @@ int main(int argc, char *argv[]) {
 
     Renderer renderer = new_renderer();
 
-    while (running) {
+    while (state.running) {
         double time = time_since_start();
         render(&renderer, state.width, state.height, time, shader_path, 0);
         commit(&state);

wayland.c

@@ -34,6 +34,31 @@ static const struct xdg_wm_base_listener xdg_wm_base_listener = {
     .ping = xdg_wm_base_ping,
 };
 
+static void xdg_toplevel_configure (
+        void *data,
+        struct xdg_toplevel *xdg_toplevel,
+        int32_t width,
+        int32_t height,
+        struct wl_array *states
+    ) {
+    
+    struct client_state *state = data;
+    state->width = width;
+    state->height = height;
+    // resize egl window
+    wl_egl_window_resize(state->egl_window, width, height, 0, 0);
+}
+
+static void xdg_toplevel_close(void *data, struct xdg_toplevel *xdg_toplevel) {
+    struct client_state *state = data;
+    state->running = 0;
+}
+
+static const struct xdg_toplevel_listener xdg_toplevel_listener = {
+    .configure = xdg_toplevel_configure,
+    .close = xdg_toplevel_close,
+};
+
 static void
 registry_handle_global(void *data, struct wl_registry *registry,
         uint32_t name, const char *interface, uint32_t version)
@@ -53,7 +78,6 @@ registry_handle_global(void *data, struct wl_registry *registry,
         xdg_wm_base_add_listener(state->xdg_wm_base,
                 &xdg_wm_base_listener, state);
     }
-
 }
 
 static void
@@ -160,6 +184,7 @@ void wayland_init(struct client_state *state) {
     int width = 700, height = 700;
     state->width = width;
     state->height = height;
+    state->running = 1;
     state->wl_display = wl_display_connect(NULL);
     state->wl_registry = wl_display_get_registry(state->wl_display);
     wl_registry_add_listener(state->wl_registry, &wl_registry_listener, state);
@@ -170,7 +195,8 @@ void wayland_init(struct client_state *state) {
             state->xdg_wm_base, state->wl_surface);
     xdg_surface_add_listener(state->xdg_surface, &xdg_surface_listener, state);
     state->xdg_toplevel = xdg_surface_get_toplevel(state->xdg_surface);
-    xdg_toplevel_set_title(state->xdg_toplevel, "GLONKERS!");
+    xdg_toplevel_set_title(state->xdg_toplevel, "GLONKERS! 🕴️");
+    xdg_toplevel_add_listener(state->xdg_toplevel, &xdg_toplevel_listener, state);
     wl_surface_commit(state->wl_surface);
 
     egl_init(state);

wayland.h

@@ -4,6 +4,7 @@
 
 struct client_state {
     int width, height;
+    int running;
     /* Globals */
     struct wl_display *wl_display;
     struct wl_registry *wl_registry;