Describe the hello window from main

hello no longer needs an init callback: main passes its window spec
through yasl_app_desc.window.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

1 files changed, 2 insertions, 15 deletions

diff --git a/examples/hello.c b/examples/hello.c
index 1761e04..d3d74cf 100644
--- a/examples/hello.c
+++ b/examples/hello.c
@@ -5,20 +5,6 @@
 
 static bool failed;
 
-static enum yasl_app_result init(void *ud, struct yasl_display *display)
-{
-    (void)ud;
-    struct yasl_window_spec spec = {.title = "Hello YASL", .size = {640, 480}};
-    struct yasl_surface *surface = yasl_surface_create_toplevel(display, &spec);
-    if (!surface) {
-        perror("yasl_surface_create_toplevel");
-        failed = true;
-        return YASL_APP_QUIT;
-    }
-    yasl_surface_request_frame(surface);
-    return YASL_APP_CONTINUE;
-}
-
 static enum yasl_app_result event(void *ud, const struct yasl_event *event)
 {
     (void)ud;
@@ -41,9 +27,10 @@ static void draw(void *ud, struct yasl_surface *surface, struct yasl_frame_conte
 
 int main(void)
 {
+    struct yasl_window_spec window = {.title = "Hello YASL", .size = {640, 480}};
     struct yasl_app_desc desc = {
         .app_id = "org.example.hello",
-        .init = init,
+        .window = &window,
         .event = event,
         .frame = draw,
     };