github-code/lvgl
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ddlist: auto-open on LV_GROUP_KEY_LEF/RIGHT/UP/DOWN

Browse Source
This commit is contained in:
Gabor Kiss-Vamosi
2018-03-07 09:22:10 +01:00
parent 0b6be3a0f6
commit 145ea416be
1 changed files with 10 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
lv_objx/lv_ddlist.c
View File

@@ -527,12 +527,21 @@ static lv_res_t lv_ddlist_signal(lv_obj_t * ddlist, lv_signal_t sign, void * par
else if(sign == LV_SIGNAL_CONTROLL) {
char c = *((char*)param);
if(c == LV_GROUP_KEY_RIGHT || c == LV_GROUP_KEY_DOWN) {
if(!ext->opened) {
ext->opened = 1;
lv_ddlist_refr_size(ddlist, true);
}
if(ext->sel_opt_id + 1 < ext->option_cnt) {
ext->sel_opt_id ++;
lv_ddlist_pos_current_option(ddlist);
lv_obj_invalidate(ddlist);
}
} else if(c == LV_GROUP_KEY_LEFT || c == LV_GROUP_KEY_UP) {
if(!ext->opened) {
ext->opened = 1;
lv_ddlist_refr_size(ddlist, true);
}
if(ext->sel_opt_id > 0) {
ext->sel_opt_id --;
lv_ddlist_pos_current_option(ddlist);
@@ -545,7 +554,7 @@ static lv_res_t lv_ddlist_signal(lv_obj_t * ddlist, lv_signal_t sign, void * par
if(ext->action) ext->action(ddlist);
}
else {
ext->opened = true;
ext->opened = 1;
}
lv_ddlist_refr_size(ddlist, true);