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group: fix in lv_group_remove_obj to handle deleting hidden objects correctly

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Fixes: https://forum.lvgl.io/t/deleting-hidden-subobjs-in-groups-may-lead-to-crash/3590
This commit is contained in:
Gabor Kiss-Vamosi
2020-11-02 12:26:31 +01:00
committed by GitHub
parent 01c15a2b2c
commit 4b7fc8f2b3
1 changed files with 1 additions and 2 deletions
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src/lv_core/lv_group.c
+1 -2
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@@ -158,8 +158,7 @@ void lv_group_remove_obj(lv_obj_t * obj)
{ {
lv_group_t * g = obj->group_p; lv_group_t * g = obj->group_p;
if(g == NULL) return; if(g == NULL) return;
if(g->obj_focus == NULL) return; /*Just to be sure (Not possible if there is at least one object in the group)*/
/*Focus on the next object*/ /*Focus on the next object*/
if(*g->obj_focus == obj) { if(*g->obj_focus == obj) {
/*If this is the only object in the group then focus to nothing.*/ /*If this is the only object in the group then focus to nothing.*/