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efl/src/lib/elementary/efl_ui_item_container.c

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#ifdef HAVE_CONFIG_H
#include "elementary_config.h"
#endif
#define ELM_LAYOUT_PROTECTED
#define EFL_UI_SCROLL_MANAGER_PROTECTED
#define EFL_UI_SCROLLBAR_PROTECTED
#define EFL_UI_WIDGET_FOCUS_MANAGER_PROTECTED
#include <Efl_Ui.h>
#include <Elementary.h>
#include "elm_widget.h"
#include "elm_priv.h"
#define MY_CLASS EFL_UI_ITEM_CONTAINER_CLASS
#define MY_DATA_GET(obj, pd) \
Efl_Ui_Item_Container_Data *pd = efl_data_scope_get(obj, MY_CLASS);
typedef struct {
Efl_Ui_Scroll_Manager *smanager;
Efl_Ui_Pan *pan;
Eina_List *selected;
Eina_List *items;
Efl_Ui_Select_Mode mode;
Efl_Ui_Layout_Orientation dir;
Eina_Size2D content_min_size;
Efl_Ui_Item_Position_Manager *pos_man;
struct {
Eina_Accessor pass_on;
unsigned int last_index;
const Eina_List *current;
} obj_accessor;
struct {
Eina_Bool w;
Eina_Bool h;
} match_content;
Eina_Accessor size_accessor;
Efl_Gfx_Entity *sizer;
} Efl_Ui_Item_Container_Data;
static Eina_Bool register_item(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Ui_Item *item);
static Eina_Bool unregister_item(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Ui_Item *item);
static void
flush_min_size(Eo *obj, Efl_Ui_Item_Container_Data *pd)
{
Eina_Size2D tmp = pd->content_min_size;
if (!pd->match_content.w)
tmp.w = -1;
if (!pd->match_content.h)
tmp.h = -1;
efl_gfx_hint_size_min_set(obj, tmp);
}
static int
clamp_index(Efl_Ui_Item_Container_Data *pd, int index)
{
if (index < ((int)eina_list_count(pd->items)) * -1)
return -1;
else if (index > (int)eina_list_count(pd->items) - 1)
return 1;
return 0;
}
static int
index_adjust(Efl_Ui_Item_Container_Data *pd, int index)
{
int c = eina_list_count(pd->items);
if (index < c * -1)
return 0;
else if (index > c - 1)
return c - 1;
else if (index < 0)
return index + c;
return index;
}
static Eina_Bool
_obj_accessor_get_at(Eina_Accessor *accessor, unsigned int idx, void **data)
{
ptrdiff_t offset = offsetof(Efl_Ui_Item_Container_Data, obj_accessor);
Efl_Ui_Item_Container_Data *pd = (void*)accessor - offset;
const Eina_List *over;
unsigned int middle;
unsigned int i;
if (idx >= eina_list_count(pd->items))
return EINA_FALSE;
if (pd->obj_accessor.last_index == idx)
over = pd->obj_accessor.current;
else if (idx > pd->obj_accessor.last_index)
{
/* After current position. */
middle = ((eina_list_count(pd->items) - pd->obj_accessor.last_index))/2;
if (idx > middle)
/* Go backward from the end. */
for (i = eina_list_count(pd->items) - 1,
over = eina_list_last(pd->items);
i > idx && over;
--i, over = eina_list_prev(over))
;
else
/* Go forward from current. */
for (i = pd->obj_accessor.last_index, over = pd->obj_accessor.current;
i < idx && over;
++i, over = eina_list_next(over))
;
}
else
{
/* Before current position. */
middle = pd->obj_accessor.last_index/2;
if (idx > middle)
/* Go backward from current. */
for (i = pd->obj_accessor.last_index, over = pd->obj_accessor.current;
i > idx && over;
--i, over = eina_list_prev(over))
;
else
/* Go forward from start. */
for (i = 0, over = pd->items;
i < idx && over;
++i, over = eina_list_next(over))
;
}
if (!over)
return EINA_FALSE;
pd->obj_accessor.last_index = idx;
pd->obj_accessor.current = over;
*data = eina_list_data_get(over);
return EINA_TRUE;
}
static Eina_Accessor*
_obj_clone(Eina_Accessor *accessor)
{
ptrdiff_t offset = offsetof(Efl_Ui_Item_Container_Data, obj_accessor);
Efl_Ui_Item_Container_Data *pd = (void*)accessor - offset;
return eina_list_accessor_new(pd->items);
}
static Eina_List *
_null_container(Eina_Accessor *accessor EINA_UNUSED)
{
ERR("Not allowed to get a container!");
return NULL;
}
static void
_free(Eina_Accessor *accessor EINA_UNUSED)
{
ERR("Freeing this accessor is not supported");
}
static void
_obj_accessor_init(Eina_Accessor *accessor)
{
//this is the accessor for accessing the items
//we have to workarround here the problem that
//no accessor can be created for a not yet created list.
accessor->version = EINA_ACCESSOR_VERSION;
accessor->get_at = FUNC_ACCESSOR_GET_AT(_obj_accessor_get_at);
accessor->clone = FUNC_ACCESSOR_CLONE(_obj_clone);
accessor->get_container = FUNC_ACCESSOR_GET_CONTAINER(_null_container);
accessor->free = FUNC_ACCESSOR_FREE(_free);
EINA_MAGIC_SET(accessor, EINA_MAGIC_ACCESSOR);
}
static Eina_Bool
_size_accessor_get_at(Eina_Accessor *accessor, unsigned int idx, void **data)
{
Eina_Size2D *size = (Eina_Size2D*)data;
ptrdiff_t offset = offsetof(Efl_Ui_Item_Container_Data, size_accessor);
Efl_Ui_Item_Container_Data *pd = (void*)accessor - offset;
if (idx > eina_list_count(pd->items))
return EINA_FALSE;
Eo *subobj = eina_list_nth(pd->items, idx);
*size = efl_gfx_hint_size_combined_min_get(subobj);
return EINA_TRUE;
}
static Eina_Accessor*
_size_clone(Eina_Accessor *accessor EINA_UNUSED)
{
return NULL;
}
static void
_size_accessor_init(Eina_Accessor *accessor)
{
accessor->version = EINA_ACCESSOR_VERSION;
accessor->get_at = FUNC_ACCESSOR_GET_AT(_size_accessor_get_at);
accessor->clone = FUNC_ACCESSOR_CLONE(_size_clone);
accessor->get_container = FUNC_ACCESSOR_GET_CONTAINER(_null_container);
accessor->free = FUNC_ACCESSOR_FREE(_free);
EINA_MAGIC_SET(accessor, EINA_MAGIC_ACCESSOR);
}
static void
_pan_viewport_changed_cb(void *data, const Efl_Event *ev EINA_UNUSED)
{
MY_DATA_GET(data, pd);
Eina_Rect rect = efl_ui_scrollable_viewport_geometry_get(data);
efl_ui_item_position_manager_viewport_set(pd->pos_man, rect);
}
static void
_pan_position_changed_cb(void *data, const Efl_Event *ev EINA_UNUSED)
{
MY_DATA_GET(data, pd);
Eina_Position2D pos = efl_ui_pan_position_get(pd->pan);
Eina_Position2D max = efl_ui_pan_position_max_get(pd->pan);
Eina_Vector2 rpos = {0.0, 0.0};
if (max.x > 0.0)
rpos.x = (double)pos.x/(double)max.x;
if (max.y > 0.0)
rpos.y = (double)pos.y/(double)max.y;
efl_ui_item_position_manager_scroll_position_set(pd->pos_man, rpos.x, rpos.y);
}
EFL_CALLBACKS_ARRAY_DEFINE(pan_events_cb,
{EFL_UI_PAN_EVENT_PAN_POSITION_CHANGED, _pan_position_changed_cb},
{EFL_UI_PAN_EVENT_PAN_VIEWPORT_CHANGED, _pan_viewport_changed_cb},
)
static void
_item_scroll_internal(Eo *obj EINA_UNUSED,
Efl_Ui_Item_Container_Data *pd,
Efl_Ui_Item *item,
double align,
Eina_Bool anim)
{
Eina_Rect ipos, view;
Eina_Position2D vpos;
if (!pd->smanager) return;
ipos = efl_ui_item_position_manager_position_single_item(pd->pos_man, eina_list_data_idx(pd->items, item));
view = efl_ui_scrollable_viewport_geometry_get(pd->smanager);
vpos = efl_ui_scrollable_content_pos_get(pd->smanager);
ipos.x = ipos.x + vpos.x - view.x;
ipos.y = ipos.y + vpos.y - view.y;
//FIXME scrollable needs some sort of align, the docs do not even garantee to completly move in the element
efl_ui_scrollable_scroll(pd->smanager, ipos, anim);
}
EOLIAN static void
_efl_ui_item_container_item_scroll(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Ui_Item *item, Eina_Bool animation)
{
_item_scroll_internal(obj, pd, item, -1.0, animation);
}
EOLIAN static void
_efl_ui_item_container_item_scroll_align(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Ui_Item *item, double align, Eina_Bool animation)
{
_item_scroll_internal(obj, pd, item, align, animation);
}
EOLIAN static Efl_Ui_Item*
_efl_ui_item_container_last_selected_item_get(const Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd)
{
return eina_list_last_data_get(pd->selected);
}
EOLIAN static Eina_Iterator*
_efl_ui_item_container_selected_items_get(Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd)
{
return eina_list_iterator_new(pd->selected);
}
EOLIAN static Efl_Object*
_efl_ui_item_container_efl_object_constructor(Eo *obj, Efl_Ui_Item_Container_Data *pd EINA_UNUSED)
{
Eo *o;
pd->dir = EFL_UI_LAYOUT_ORIENTATION_VERTICAL;
_obj_accessor_init(&pd->obj_accessor.pass_on);
_size_accessor_init(&pd->size_accessor);
if (!elm_widget_theme_klass_get(obj))
elm_widget_theme_klass_set(obj, "item_container");
o = efl_constructor(efl_super(obj, MY_CLASS));
pd->sizer = efl_add(EFL_CANVAS_RECTANGLE_CLASS, evas_object_evas_get(obj));
efl_gfx_color_set(pd->sizer, 0, 0, 0, 0);
pd->pan = efl_add(EFL_UI_PAN_CLASS, obj);
efl_content_set(pd->pan, pd->sizer);
efl_event_callback_array_add(pd->pan, pan_events_cb(), obj);
pd->smanager = efl_add(EFL_UI_SCROLL_MANAGER_CLASS, obj);
efl_composite_attach(obj, pd->smanager);
efl_ui_mirrored_set(pd->smanager, efl_ui_mirrored_get(obj));
efl_ui_scroll_manager_pan_set(pd->smanager, pd->pan);
efl_ui_scroll_connector_bind(obj, pd->smanager);
return o;
}
EOLIAN static Efl_Object*
_efl_ui_item_container_efl_object_finalize(Eo *obj, Efl_Ui_Item_Container_Data *pd)
{
EINA_SAFETY_ON_NULL_RETURN_VAL(pd->pos_man, NULL);
return efl_finalize(efl_super(obj, MY_CLASS));
}
EOLIAN static Eina_Error
_efl_ui_item_container_efl_ui_widget_theme_apply(Eo *obj, Efl_Ui_Item_Container_Data *pd)
{
Eina_Error res;
ELM_WIDGET_DATA_GET_OR_RETURN(obj, wd, EFL_UI_THEME_APPLY_ERROR_GENERIC);
res = efl_ui_widget_theme_apply(efl_super(obj, MY_CLASS));
if (res == EFL_UI_THEME_APPLY_ERROR_GENERIC) return res;
efl_ui_mirrored_set(pd->smanager, efl_ui_mirrored_get(obj));
efl_content_set(efl_part(wd->resize_obj, "efl.content"), pd->pan);
return res;
}
EOLIAN static void
_efl_ui_item_container_efl_object_destructor(Eo *obj, Efl_Ui_Item_Container_Data *pd EINA_UNUSED)
{
efl_destructor(efl_super(obj, MY_CLASS));
}
static void
deselect_all(Efl_Ui_Item_Container_Data *pd)
{
while(pd->selected)
{
Eo *item = eina_list_data_get(pd->selected);
efl_ui_item_selected_set(item, EINA_FALSE);
EINA_SAFETY_ON_TRUE_RETURN(eina_list_data_get(pd->selected) == item);
}
}
EOLIAN static void
_efl_ui_item_container_efl_object_invalidate(Eo *obj, Efl_Ui_Item_Container_Data *pd EINA_UNUSED)
{
efl_ui_item_container_position_manager_set(obj, NULL);
deselect_all(pd);
while(pd->items)
efl_del(pd->items->data);
efl_invalidate(efl_super(obj, MY_CLASS));
}
EOLIAN static Eina_Iterator*
_efl_ui_item_container_efl_container_content_iterate(Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd)
{
return eina_list_iterator_new(pd->items);
}
EOLIAN static int
_efl_ui_item_container_efl_container_content_count(Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd)
{
return eina_list_count(pd->items);
}
EOLIAN static void
_efl_ui_item_container_efl_ui_layout_orientable_orientation_set(Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd, Efl_Ui_Layout_Orientation dir)
{
if (pd->dir == dir) return;
pd->dir = dir;
if (pd->pos_man)
efl_ui_layout_orientation_set(pd->pos_man, dir);
}
EOLIAN static Efl_Ui_Layout_Orientation
_efl_ui_item_container_efl_ui_layout_orientable_orientation_get(const Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd)
{
return pd->dir;
}
EOLIAN static void
_efl_ui_item_container_efl_ui_scrollable_interactive_match_content_set(Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd, Eina_Bool w, Eina_Bool h)
{
if (pd->match_content.w == w && pd->match_content.h == h)
return;
pd->match_content.w = w;
pd->match_content.h = h;
efl_ui_scrollable_match_content_set(pd->smanager, w, h);
flush_min_size(obj, pd);
}
EOLIAN static void
_efl_ui_item_container_efl_ui_multi_selectable_select_mode_set(Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd, Efl_Ui_Select_Mode mode)
{
pd->mode = mode;
if ((mode == EFL_UI_SELECT_MODE_SINGLE_ALWAYS || mode == EFL_UI_SELECT_MODE_SINGLE) &&
eina_list_count(pd->selected) > 0)
{
Efl_Ui_Item *last = eina_list_last_data_get(pd->selected);
pd->selected = eina_list_remove_list(pd->selected, eina_list_last(pd->selected));
deselect_all(pd);
pd->selected = eina_list_append(pd->selected, last);
}
else if (mode == EFL_UI_SELECT_MODE_NONE && pd->selected)
{
deselect_all(pd);
}
}
EOLIAN static Efl_Ui_Select_Mode
_efl_ui_item_container_efl_ui_multi_selectable_select_mode_get(const Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd)
{
return pd->mode;
}
static void
_selected_cb(void *data, const Efl_Event *ev)
{
Eo *obj = data;
MY_DATA_GET(obj, pd);
if (pd->mode == EFL_UI_SELECT_MODE_SINGLE_ALWAYS || pd->mode == EFL_UI_SELECT_MODE_SINGLE)
{
//we might get the situation that the item is already in the list and selected again, so just free the list, it will be rebuild below
if (eina_list_data_get(pd->selected) == ev->object)
{
pd->selected = eina_list_free(pd->selected);
}
else
{
deselect_all(pd);
}
}
else if (pd->mode == EFL_UI_SELECT_MODE_NONE)
{
ERR("Selection while mode is NONE, uncaught state!");
return;
}
pd->selected = eina_list_append(pd->selected, ev->object);
efl_event_callback_call(obj, EFL_UI_EVENT_ITEM_SELECTED, ev->object);
}
static void
_unselected_cb(void *data, const Efl_Event *ev)
{
Eo *obj = data;
MY_DATA_GET(obj, pd);
pd->selected = eina_list_remove(pd->selected, ev->object);
efl_event_callback_call(obj, EFL_UI_EVENT_ITEM_UNSELECTED, ev->object);
}
static void
_invalidate_cb(void *data, const Efl_Event *ev)
{
Eo *obj = data;
MY_DATA_GET(obj, pd);
unregister_item(obj, pd, ev->object);
}
static void
_hints_changed_cb(void *data, const Efl_Event *ev)
{
Eo *obj = data;
MY_DATA_GET(obj, pd);
int idx = eina_list_data_idx(pd->items, ev->object);
efl_ui_item_position_manager_item_size_changed(pd->pos_man, idx, idx);
}
static void
_redirect_cb(void *data, const Efl_Event *ev)
{
Eo *obj = data;
#define REDIRECT_EVT(item_evt, item) \
if (item_evt == ev->desc) efl_event_callback_call(obj, item, ev->object);
REDIRECT_EVT(EFL_UI_EVENT_PRESSED, EFL_UI_EVENT_ITEM_PRESSED);
REDIRECT_EVT(EFL_UI_EVENT_UNPRESSED, EFL_UI_EVENT_ITEM_UNPRESSED);
REDIRECT_EVT(EFL_UI_EVENT_LONGPRESSED, EFL_UI_EVENT_ITEM_LONGPRESSED);
REDIRECT_EVT(EFL_UI_EVENT_CLICKED_ANY, EFL_UI_EVENT_ITEM_CLICKED_ANY);
REDIRECT_EVT(EFL_UI_EVENT_CLICKED, EFL_UI_EVENT_ITEM_CLICKED);
#undef REDIRECT_EVT
}
EFL_CALLBACKS_ARRAY_DEFINE(active_item,
{EFL_GFX_ENTITY_EVENT_HINTS_CHANGED, _hints_changed_cb},
{EFL_UI_EVENT_ITEM_SELECTED, _selected_cb},
{EFL_UI_EVENT_ITEM_UNSELECTED, _unselected_cb},
{EFL_UI_EVENT_PRESSED, _redirect_cb},
{EFL_UI_EVENT_UNPRESSED, _redirect_cb},
{EFL_UI_EVENT_LONGPRESSED, _redirect_cb},
{EFL_UI_EVENT_CLICKED, _redirect_cb},
{EFL_UI_EVENT_CLICKED_ANY, _redirect_cb},
{EFL_EVENT_INVALIDATE, _invalidate_cb},
)
static Eina_Bool
register_item(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Ui_Item *item)
{
EINA_SAFETY_ON_FALSE_RETURN_VAL(efl_isa(item, EFL_UI_ITEM_CLASS), EINA_FALSE);
EINA_SAFETY_ON_TRUE_RETURN_VAL(!!eina_list_data_find(pd->items, item), EINA_FALSE);
if (!efl_ui_widget_sub_object_add(obj, item))
return EINA_FALSE;
efl_ui_item_container_set(item, obj);
efl_canvas_group_member_add(pd->pan, item);
efl_event_callback_array_add(item, active_item(), obj);
efl_ui_mirrored_set(item, efl_ui_mirrored_get(obj));
return EINA_TRUE;
}
static Eina_Bool
unregister_item(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Ui_Item *item)
{
Eina_List *elem = eina_list_data_find_list(pd->items, item);
if (!elem)
{
ERR("Item %p is not part of this widget", item);
return EINA_FALSE;
}
if (!efl_ui_widget_sub_object_del(obj, item))
return EINA_FALSE;
unsigned int id = eina_list_data_idx(pd->items, item);
if (pd->obj_accessor.last_index == id)
{
if (eina_list_next(elem))
{
pd->obj_accessor.current = eina_list_next(elem);
}
else if (eina_list_prev(elem))
{
pd->obj_accessor.last_index = id-1;
pd->obj_accessor.current = eina_list_prev(elem);
}
else
{
//everything >= length is invalid, and we need that.
pd->obj_accessor.last_index = eina_list_count(pd->items);
pd->obj_accessor.current = NULL;
}
}
pd->items = eina_list_remove(pd->items, item);
pd->selected = eina_list_remove(pd->selected, item);
efl_event_callback_array_del(item, active_item(), obj);
efl_ui_item_position_manager_item_removed(pd->pos_man, id, item);
return EINA_TRUE;
}
static void
update_pos_man(Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd, Efl_Gfx_Entity *subobj)
{
int id = eina_list_data_idx(pd->items, subobj);
if (id == 0)
{
pd->obj_accessor.last_index = id;
pd->obj_accessor.current = pd->items;
}
efl_ui_item_position_manager_item_added(pd->pos_man, id, subobj);
}
EOLIAN static Eina_Bool
_efl_ui_item_container_efl_pack_pack_clear(Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd)
{
while(pd->items)
{
efl_del(pd->items->data);
}
return EINA_TRUE;
}
EOLIAN static Eina_Bool
_efl_ui_item_container_efl_pack_unpack_all(Eo *obj, Efl_Ui_Item_Container_Data *pd)
{
while(pd->items)
{
if (!unregister_item(obj, pd, pd->items->data))
return EINA_FALSE;
}
return EINA_TRUE;
}
EOLIAN static Efl_Gfx_Entity*
_efl_ui_item_container_efl_pack_linear_pack_unpack_at(Eo *obj, Efl_Ui_Item_Container_Data *pd, int index)
{
Efl_Ui_Item *it = eina_list_nth(pd->items, index_adjust(pd, index));
EINA_SAFETY_ON_NULL_RETURN_VAL(it, NULL);
if (!unregister_item(obj, pd, it))
return NULL;
return it;
}
EOLIAN static Eina_Bool
_efl_ui_item_container_efl_pack_unpack(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Gfx_Entity *subobj)
{
return unregister_item(obj, pd, subobj);
}
EOLIAN static Eina_Bool
_efl_ui_item_container_efl_pack_pack(Eo *obj, Efl_Ui_Item_Container_Data *pd EINA_UNUSED, Efl_Gfx_Entity *subobj)
{
return efl_pack_end(obj, subobj);
}
EOLIAN static Eina_Bool
_efl_ui_item_container_efl_pack_linear_pack_end(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Gfx_Entity *subobj)
{
if (!register_item(obj, pd, subobj))
return EINA_FALSE;
pd->items = eina_list_append(pd->items, subobj);
update_pos_man(obj, pd, subobj);
return EINA_TRUE;
}
EOLIAN static Eina_Bool
_efl_ui_item_container_efl_pack_linear_pack_begin(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Gfx_Entity *subobj)
{
if (!register_item(obj, pd, subobj))
return EINA_FALSE;
pd->items = eina_list_prepend(pd->items, subobj);
update_pos_man(obj, pd, subobj);
return EINA_TRUE;
}
EOLIAN static Eina_Bool
_efl_ui_item_container_efl_pack_linear_pack_before(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Gfx_Entity *subobj, const Efl_Gfx_Entity *existing)
{
Eina_List *subobj_list = eina_list_data_find_list(pd->items, existing);
EINA_SAFETY_ON_NULL_RETURN_VAL(subobj_list, EINA_FALSE);
if (!register_item(obj, pd, subobj))
return EINA_FALSE;
pd->items = eina_list_prepend_relative_list(pd->items, subobj, subobj_list);
update_pos_man(obj, pd, subobj);
return EINA_TRUE;
}
EOLIAN static Eina_Bool
_efl_ui_item_container_efl_pack_linear_pack_after(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Gfx_Entity *subobj, const Efl_Gfx_Entity *existing)
{
Eina_List *subobj_list = eina_list_data_find_list(pd->items, existing);
EINA_SAFETY_ON_NULL_RETURN_VAL(subobj_list, EINA_FALSE);
if (!register_item(obj, pd, subobj))
return EINA_FALSE;
pd->items = eina_list_append_relative_list(pd->items, subobj, subobj_list);
update_pos_man(obj, pd, subobj);
return EINA_TRUE;
}
EOLIAN static Eina_Bool
_efl_ui_item_container_efl_pack_linear_pack_at(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Gfx_Entity *subobj, int index)
{
Eina_List *subobj_list;
int clamp;
clamp = clamp_index(pd, index);
index = index_adjust(pd, index);
subobj_list = eina_list_nth_list(pd->items, index);
EINA_SAFETY_ON_NULL_RETURN_VAL(subobj_list, EINA_FALSE);
if (!register_item(obj, pd, subobj))
return EINA_FALSE;
if (clamp == 0)
pd->items = eina_list_prepend_relative_list(pd->items, subobj, subobj_list);
else if (clamp == 1)
pd->items = eina_list_append(pd->items, subobj);
else
pd->items = eina_list_prepend(pd->items, subobj);
update_pos_man(obj, pd, subobj);
return EINA_TRUE;
}
EOLIAN static int
_efl_ui_item_container_efl_pack_linear_pack_index_get(Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd, const Efl_Gfx_Entity *subobj)
{
return eina_list_data_idx(pd->items, (void*)subobj);
}
EOLIAN static Efl_Gfx_Entity*
_efl_ui_item_container_efl_pack_linear_pack_content_get(Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd, int index)
{
return eina_list_nth(pd->items, index_adjust(pd, index));
}
static void
_pos_content_size_changed_cb(void *data, const Efl_Event *ev)
{
Eina_Size2D *size = ev->info;
MY_DATA_GET(data, pd);
efl_gfx_entity_size_set(pd->sizer, *size);
}
static void
_pos_content_min_size_changed_cb(void *data EINA_UNUSED, const Efl_Event *ev)
{
Eina_Size2D *size = ev->info;
MY_DATA_GET(data, pd);
pd->content_min_size = *size;
flush_min_size(data, pd);
}
EFL_CALLBACKS_ARRAY_DEFINE(pos_manager_cbs,
{EFL_UI_ITEM_POSITION_MANAGER_EVENT_CONTENT_SIZE_CHANGED, _pos_content_size_changed_cb},
{EFL_UI_ITEM_POSITION_MANAGER_EVENT_CONTENT_MIN_SIZE_CHANGED, _pos_content_min_size_changed_cb},
)
EOLIAN static void
_efl_ui_item_container_position_manager_set(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Ui_Item_Position_Manager *layouter)
{
if (layouter)
EINA_SAFETY_ON_FALSE_RETURN(efl_isa(layouter, EFL_UI_ITEM_POSITION_MANAGER_INTERFACE));
if (pd->pos_man)
{
efl_event_callback_array_del(pd->pos_man, pos_manager_cbs(), obj);
efl_ui_item_position_manager_data_access_set(pd->pos_man, NULL, NULL, 0);
efl_del(pd->pos_man);
}
pd->pos_man = layouter;
if (pd->pos_man)
{
efl_parent_set(pd->pos_man, obj);
efl_event_callback_array_add(pd->pos_man, pos_manager_cbs(), obj);
efl_ui_item_position_manager_data_access_set(pd->pos_man, &pd->obj_accessor.pass_on, &pd->size_accessor, eina_list_count(pd->items));
efl_ui_item_position_manager_viewport_set(pd->pos_man, efl_ui_scrollable_viewport_geometry_get(obj));
efl_ui_layout_orientation_set(pd->pos_man, pd->dir);
}
}
EOLIAN static Efl_Ui_Item_Position_Manager*
_efl_ui_item_container_position_manager_get(const Eo *obj EINA_UNUSED, Efl_Ui_Item_Container_Data *pd)
{
return pd->pos_man;
}
EOLIAN static Efl_Ui_Focus_Manager*
_efl_ui_item_container_efl_ui_widget_focus_manager_focus_manager_create(Eo *obj, Efl_Ui_Item_Container_Data *pd EINA_UNUSED, Efl_Ui_Focus_Object *root)
{
return efl_add(EFL_UI_FOCUS_MANAGER_CALC_CLASS, obj,
efl_ui_focus_manager_root_set(efl_added, root));
}
EOLIAN static Eina_Bool
_efl_ui_item_container_efl_ui_widget_focus_state_apply(Eo *obj, Efl_Ui_Item_Container_Data *pd EINA_UNUSED, Efl_Ui_Widget_Focus_State current_state, Efl_Ui_Widget_Focus_State *configured_state, Efl_Ui_Widget *redirect EINA_UNUSED)
{
return efl_ui_widget_focus_state_apply(efl_super(obj, MY_CLASS), current_state, configured_state, obj);
}
EOLIAN static Efl_Ui_Focus_Object*
_efl_ui_item_container_efl_ui_focus_manager_move(Eo *obj, Efl_Ui_Item_Container_Data *pd, Efl_Ui_Focus_Direction direction)
{
Eo *new_obj, *focus;
Eina_Size2D step;
new_obj = efl_ui_focus_manager_move(efl_super(obj, MY_CLASS), direction);
focus = efl_ui_focus_manager_focus_get(obj);
step = efl_gfx_hint_size_min_get(focus);
if (!new_obj)
{
Eina_Rect pos = efl_gfx_entity_geometry_get(focus);
Eina_Rect view = efl_ui_scrollable_viewport_geometry_get(pd->smanager);
Eina_Position2D vpos = efl_ui_scrollable_content_pos_get(pd->smanager);
pos.x = pos.x + vpos.x - view.x;
pos.y = pos.y + vpos.y - view.y;
Eina_Position2D max = efl_ui_pan_position_max_get(pd->pan);
if (direction == EFL_UI_FOCUS_DIRECTION_RIGHT)
{
if (pos.x < max.x)
{
pos.x = MIN(max.x, pos.x + step.w);
efl_ui_scrollable_scroll(obj, pos, EINA_TRUE);
new_obj = focus;
}
}
else if (direction == EFL_UI_FOCUS_DIRECTION_LEFT)
{
if (pos.x > 0)
{
pos.x = MAX(0, pos.x - step.w);
efl_ui_scrollable_scroll(obj, pos, EINA_TRUE);
new_obj = focus;
}
}
else if (direction == EFL_UI_FOCUS_DIRECTION_UP)
{
if (pos.y > 0)
{
pos.y = MAX(0, pos.y - step.h);
efl_ui_scrollable_scroll(obj, pos, EINA_TRUE);
new_obj = focus;
}
}
else if (direction == EFL_UI_FOCUS_DIRECTION_DOWN)
{
if (pos.y < max.y)
{
pos.y = MAX(0, pos.y + step.h);
efl_ui_scrollable_scroll(obj, pos, EINA_TRUE);
new_obj = focus;
}
}
}
else
{
_item_scroll_internal(obj, pd, new_obj, .0, EINA_TRUE);
}
return new_obj;
}
#include "efl_ui_item_container.eo.c"
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