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fix(fragment): memory leak of fragments #3438 (#3442)

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This commit is contained in:
Mariotaku
2022-07-04 19:48:27 +09:00
committed by GitHub
parent d43f10a180
commit a1326dc31a
3 changed files with 39 additions and 15 deletions
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11
examples/others/fragment/lv_example_fragment_1.c
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@@ -10,6 +10,8 @@ static void sample_fragment_ctor(lv_fragment_t * self, void * args);
static lv_obj_t * sample_fragment_create_obj(lv_fragment_t * self, lv_obj_t * parent);
static void sample_container_del(lv_event_t * e);
static lv_obj_t * root = NULL;
struct sample_fragment_t {
@@ -28,6 +30,9 @@ void lv_example_fragment_1(void)
root = lv_obj_create(lv_scr_act());
lv_obj_set_size(root, LV_PCT(100), LV_PCT(100));
lv_fragment_manager_t * manager = lv_fragment_manager_create(NULL);
/* Clean up the fragment manager before objects in containers got deleted */
lv_obj_add_event_cb(root, sample_container_del, LV_EVENT_DELETE, manager);
lv_fragment_t * fragment = lv_fragment_create(&sample_cls, "Fragment");
lv_fragment_manager_replace(manager, fragment, &root);
}
@@ -46,4 +51,10 @@ static lv_obj_t * sample_fragment_create_obj(lv_fragment_t * self, lv_obj_t * pa
return label;
}
static void sample_container_del(lv_event_t * e)
{
lv_fragment_manager_t * manager = (lv_fragment_manager_t *) lv_event_get_user_data(e);
lv_fragment_manager_del(manager);
}
#endif