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elm_dnd: support target setting on none evas_objects 

before this only worked for elm widgets. This however mirrored the
behaviour from efl_ui_selection_manager.c. So this restores the
behaviour prior to selection_manager.
This commit is contained in:
Marcel Hollerbach 2020-04-12 11:58:36 +02:00
parent b142fb0b32
commit 139115fd90
2 changed files with 42 additions and 12 deletions
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32
src/lib/elementary/efl_ui_win.c
View File

@ -9398,12 +9398,29 @@ _remove(void *data, void *gdata)
return EINA_TRUE;
}
static Efl_Ui_Win_Data*
_fetch_win_data_from_arbitary_obj(Efl_Canvas_Object *obj)
{
Efl_Ui_Win *win = efl_provider_find(obj, MY_CLASS);
if (!win)
{
Evas *e = evas_object_evas_get(obj);
Ecore_Evas *ee = ecore_evas_ecore_evas_get(e);
win = ecore_evas_data_get(ee, "elm_win");
}
EINA_SAFETY_ON_NULL_RETURN_VAL(win, NULL);
Efl_Ui_Win_Data *pd = efl_data_scope_safe_get(win, MY_CLASS);
EINA_SAFETY_ON_NULL_RETURN_VAL(pd, NULL);
return pd;
}
void
_drop_event_register(Eo *obj)
{
Ui_Dnd_Target target = {obj, EINA_FALSE};
Efl_Ui_Win_Data *pd = efl_data_scope_safe_get(efl_provider_find(obj, MY_CLASS), MY_CLASS);
EINA_SAFETY_ON_NULL_RETURN(pd);
Efl_Ui_Win_Data *pd = _fetch_win_data_from_arbitary_obj(obj);
if (!pd) return;
eina_inarray_push(pd->drop_target, &target);
}
@ -9412,9 +9429,8 @@ void
_drop_event_unregister(Eo *obj)
{
int idx = -1;
Efl_Ui_Win_Data *pd;
pd = efl_data_scope_safe_get(efl_provider_find(obj, MY_CLASS), MY_CLASS);
Efl_Ui_Win_Data *pd = _fetch_win_data_from_arbitary_obj(obj);
if (!pd) return;
for (unsigned int i = 0; i < eina_inarray_count(pd->drop_target); ++i)
@ -9434,9 +9450,7 @@ _drop_event_unregister(Eo *obj)
void
_selection_changed_event_register(Eo *obj)
{
Efl_Ui_Win_Data *pd;
pd = efl_data_scope_safe_get(efl_provider_find(obj, MY_CLASS), MY_CLASS);
Efl_Ui_Win_Data *pd = _fetch_win_data_from_arbitary_obj(obj);
if (!pd) return;
eina_array_push(pd->selection_changed, obj);
@ -9444,9 +9458,7 @@ _selection_changed_event_register(Eo *obj)
void
_selection_changed_event_unregister(Eo *obj)
{
Efl_Ui_Win_Data *pd;
pd = efl_data_scope_safe_get(efl_provider_find(obj, MY_CLASS), MY_CLASS);
Efl_Ui_Win_Data *pd = _fetch_win_data_from_arbitary_obj(obj);
if (!pd) return;
eina_array_remove(pd->selection_changed, _remove, obj);

22
src/lib/elementary/elm_dnd.c
View File

@ -97,13 +97,30 @@ _deliver_content(Eo *obj, void *data, const Eina_Value value)
return EINA_VALUE_EMPTY;
}
static Efl_Ui_Win*
_fetch_win(Efl_Canvas_Object *obj)
{
Efl_Ui_Win *win = efl_provider_find(obj, EFL_UI_WIN_CLASS);
if (!win)
{
Evas *e = evas_object_evas_get(obj);
Ecore_Evas *ee = ecore_evas_ecore_evas_get(e);
win = ecore_evas_data_get(ee, "elm_win");
}
EINA_SAFETY_ON_NULL_RETURN_VAL(win, NULL);
return win;
}
static void
_drop_cb(void *data, const Efl_Event *ev)
{
Efl_Ui_Drop_Dropped_Event *event = ev->info;
Elm_Drop_Target *target = data;
target->action = _string_to_action(event->action);
efl_future_then(ev->object, efl_ui_dnd_drop_data_get(ev->object, _default_seat(ev->object), eina_array_iterator_new(target->mime_types)),
efl_future_then(ev->object, efl_ui_dnd_drop_data_get(elm_widget_is(ev->object) ? ev->object : _fetch_win(ev->object), _default_seat(ev->object), eina_array_iterator_new(target->mime_types)),
.success = _deliver_content,
.data = target
);
@ -182,7 +199,7 @@ elm_drop_target_add(Evas_Object *obj, Elm_Sel_Format format,
target->format = format;
efl_event_callback_array_add(obj, drop_target_cb(), target);
_drop_event_register(obj); //this is ensuring that we are also supporting none widgets
if (!target_register)
target_register = eina_hash_pointer_new(NULL);
eina_hash_list_append(target_register, &obj, target);
@ -227,6 +244,7 @@ elm_drop_target_del(Evas_Object *obj, Elm_Sel_Format format,
efl_event_callback_array_del(obj, drop_target_cb(), eina_list_data_get(found));
eina_hash_list_remove(target_register, &obj, target);
eina_array_free(target->mime_types);
_drop_event_unregister(obj); //this is ensuring that we are also supporting none widgets
free(target);
}