tinywl/tinywl: clean up tinywl_output when wlr_output is gone

Add destroy event processing.

Fixes: https://gitlab.freedesktop.org/wlroots/wlroots/-/issues/3416
This commit is contained in:
xiaoyaobing 2022-05-03 00:08:32 +08:00 committed by Kirill Primak
parent 410c08cdc6
commit cb012c5cb5

View file

@ -73,6 +73,7 @@ struct tinywl_output {
struct tinywl_server *server;
struct wlr_output *wlr_output;
struct wl_listener frame;
struct wl_listener destroy;
};
struct tinywl_view {
@ -549,6 +550,15 @@ static void output_frame(struct wl_listener *listener, void *data) {
wlr_scene_output_send_frame_done(scene_output, &now);
}
static void output_destroy(struct wl_listener *listener, void *data) {
struct tinywl_output *output = wl_container_of(listener, output, destroy);
wl_list_remove(&output->frame.link);
wl_list_remove(&output->destroy.link);
wl_list_remove(&output->link);
free(output);
}
static void server_new_output(struct wl_listener *listener, void *data) {
/* This event is raised by the backend when a new output (aka a display or
* monitor) becomes available. */
@ -582,6 +592,11 @@ static void server_new_output(struct wl_listener *listener, void *data) {
/* Sets up a listener for the frame notify event. */
output->frame.notify = output_frame;
wl_signal_add(&wlr_output->events.frame, &output->frame);
/* Sets up a listener for the destroy notify event. */
output->destroy.notify = output_destroy;
wl_signal_add(&wlr_output->events.destroy, &output->destroy);
wl_list_insert(&server->outputs, &output->link);
/* Adds this to the output layout. The add_auto function arranges outputs