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add monitor destroy listener

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This commit is contained in:
Devin J. Pohly 2020-07-23 18:03:13 -04:00
parent 5ca1e22fef
commit 89e9a4be33
1 changed files with 17 additions and 1 deletions
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18
dwl.c
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@ -110,6 +110,7 @@ struct Monitor {
struct wl_list link; struct wl_list link;
struct wlr_output *wlr_output; struct wlr_output *wlr_output;
struct wl_listener frame; struct wl_listener frame;
struct wl_listener destroy;
struct wlr_box m; /* monitor area, layout-relative */ struct wlr_box m; /* monitor area, layout-relative */
struct wlr_box w; /* window area, layout-relative */ struct wlr_box w; /* window area, layout-relative */
const Layout *lt[2]; const Layout *lt[2];
@ -152,6 +153,7 @@ static void arrange(Monitor *m);
static void axisnotify(struct wl_listener *listener, void *data); static void axisnotify(struct wl_listener *listener, void *data);
static void buttonpress(struct wl_listener *listener, void *data); static void buttonpress(struct wl_listener *listener, void *data);
static void chvt(const Arg *arg); static void chvt(const Arg *arg);
static void cleanupmon(struct wl_listener *listener, void *data);
static void createkeyboard(struct wlr_input_device *device); static void createkeyboard(struct wlr_input_device *device);
static void createmon(struct wl_listener *listener, void *data); static void createmon(struct wl_listener *listener, void *data);
static void createnotify(struct wl_listener *listener, void *data); static void createnotify(struct wl_listener *listener, void *data);
@ -393,6 +395,16 @@ chvt(const Arg *arg)
wlr_session_change_vt(s, arg->ui); wlr_session_change_vt(s, arg->ui);
} }
void
cleanupmon(struct wl_listener *listener, void *data)
{
struct wlr_output *wlr_output = data;
Monitor *m = wlr_output->data;
wl_list_remove(&m->destroy.link);
free(m);
}
void void
createkeyboard(struct wlr_input_device *device) createkeyboard(struct wlr_input_device *device)
{ {
@ -455,11 +467,15 @@ createmon(struct wl_listener *listener, void *data)
break; break;
} }
} }
/* Sets up a listener for the frame notify event. */ /* Set up event listeners */
m->frame.notify = rendermon; m->frame.notify = rendermon;
wl_signal_add(&wlr_output->events.frame, &m->frame); wl_signal_add(&wlr_output->events.frame, &m->frame);
wl_list_insert(&mons, &m->link); wl_list_insert(&mons, &m->link);
m->destroy.notify = cleanupmon;
wl_signal_add(&wlr_output->events.destroy, &m->destroy);
wl_list_insert(&mons, &m->link);
wlr_output_enable(wlr_output, 1); wlr_output_enable(wlr_output, 1);
if (!wlr_output_commit(wlr_output)) if (!wlr_output_commit(wlr_output))
return; return;