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empc should try to maintain scroller position and selection states when updating playlist

This commit is contained in:
zmike 2014-11-09 00:41:56 -05:00
parent f52836820a
commit f9b3c5a6a5
1 changed files with 26 additions and 1 deletions
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27
src/bin/empc.c
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@ -2535,6 +2535,9 @@ queue_list_handler(Eina_Value *value, Eina_Bool cached)
Empd_Empdd_Song *so;
const char *album = NULL, *artist = NULL;
Elm_Object_Item *itl = NULL, *ith = NULL;
int x, y, w, h;
Eina_Bool reset = EINA_FALSE;
Eina_List *sel = NULL;
static Elm_Genlist_Item_Class queue_itc = {
.item_style = "default",
.func = {
@ -2559,11 +2562,23 @@ queue_list_handler(Eina_Value *value, Eina_Bool cached)
return;
}
if ((!cached) && (!noclear))
elm_genlist_clear(queue_list);
{
Elm_Object_Item *it;
const Eina_List *l, *its = elm_genlist_selected_items_get(queue_list);
elm_scroller_region_get(queue_list, &x, &y, &w, &h);
elm_genlist_clear(queue_list);
if (its)
{
EINA_LIST_FOREACH(its, l, it)
sel = eina_list_append(sel, Empd_Empdd_Song_copy(elm_object_item_data_get(it)));
}
reset = EINA_TRUE;
}
EINA_LIST_FREE(songs->songs, so)
{
Elm_Object_Item *it = NULL;
Empd_Empdd_Song *sop;
Eina_List *l, *ll;
if (cached || noclear)
{
@ -2633,6 +2648,14 @@ queue_list_handler(Eina_Value *value, Eina_Bool cached)
if (itl)
elm_genlist_item_fields_update(elm_genlist_item_parent_get(itl), EMPC_TEXT_TIME, ELM_GENLIST_ITEM_FIELD_TEXT);
}
EINA_LIST_FOREACH_SAFE(sel, l, ll, sop)
{
if (!Empd_Empdd_Song_eq(so, sop)) continue;
elm_genlist_item_selected_set(it, EINA_TRUE);
sel = eina_list_remove_list(sel, l);
Empd_Empdd_Song_free(sop);
}
E_FREE_LIST(sel, Empd_Empdd_Song_free);
album = so->album;
artist = so->artist;
itl = it;
@ -2640,6 +2663,8 @@ queue_list_handler(Eina_Value *value, Eina_Bool cached)
free(songs);
if (noclear)
noclear--;
if (reset)
elm_scroller_region_show(queue_list, x, y, w, h);
}
static Eina_Bool