2360 lines
76 KiB
C
2360 lines
76 KiB
C
// Note: @1.23 Initial release has infrastructure to support more mode than homogeneous, but isn't exposed in the API nor supported.
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#ifdef HAVE_CONFIG_H
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# include "elementary_config.h"
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#endif
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#define ELM_LAYOUT_PROTECTED
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#define EFL_UI_SCROLL_MANAGER_PROTECTED
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#define EFL_UI_SCROLLBAR_PROTECTED
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#define EFL_UI_WIDGET_FOCUS_MANAGER_PROTECTED
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#include <Efl_Ui.h>
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#include <Elementary.h>
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#include "elm_widget.h"
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#include "elm_priv.h"
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#include "efl_ui_collection_view_focus_manager.eo.h"
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#ifndef VIEWPORT_ENABLE
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# undef VIEWPORT_ENABLE
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#endif
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typedef struct _Efl_Ui_Collection_View_Data Efl_Ui_Collection_View_Data;
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typedef struct _Efl_Ui_Collection_Viewport Efl_Ui_Collection_Viewport;
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typedef struct _Efl_Ui_Collection_View_Focus_Manager_Data Efl_Ui_Collection_View_Focus_Manager_Data;
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typedef struct _Efl_Ui_Collection_Item Efl_Ui_Collection_Item;
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typedef struct _Efl_Ui_Collection_Item_Lookup Efl_Ui_Collection_Item_Lookup;
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typedef struct _Efl_Ui_Collection_Request Efl_Ui_Collection_Request;
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struct _Efl_Ui_Collection_Item
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{
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Efl_Gfx_Entity *entity;
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Efl_Model *model;
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};
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struct _Efl_Ui_Collection_Item_Lookup
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{
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EINA_RBTREE;
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uint64_t index;
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Efl_Ui_Collection_Item item;
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};
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struct _Efl_Ui_Collection_Viewport
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{
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Efl_Ui_Collection_Item *items;
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uint64_t offset;
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uint16_t count;
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};
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struct _Efl_Ui_Collection_Request
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{
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Eina_Future *f;
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uint64_t offset;
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uint64_t length;
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Eina_Bool model_requested : 1;
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Eina_Bool model_fetched : 1;
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Eina_Bool need_entity : 1;
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Eina_Bool entity_requested : 1;
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};
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struct _Efl_Ui_Collection_View_Data
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{
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Efl_Ui_Factory *factory;
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Efl_Ui_Position_Manager_Entity *manager;
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Efl_Ui_Scroll_Manager *scroller;
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Efl_Ui_Pan *pan;
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Efl_Gfx_Entity *sizer;
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Efl_Model *model;
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Efl_Model *multi_selectable_async_model;
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#ifdef VIEWPORT_ENABLE
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Efl_Ui_Collection_Viewport *viewport[3];
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#endif
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Eina_Rbtree *cache;
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Eina_List *requests; // Array of Efl_Ui_Collection_Request in progress
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uint64_t start_id;
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uint64_t end_id;
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Eina_Size2D content_min_size;
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Efl_Ui_Layout_Orientation direction;
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Efl_Ui_Select_Mode mode;
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struct {
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Eina_Bool w : 1;
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Eina_Bool h : 1;
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} match_content;
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Efl_Ui_Position_Manager_Request_Range current_range;
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};
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struct _Efl_Ui_Collection_View_Focus_Manager_Data
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{
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Efl_Ui_Collection_View *collection;
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};
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static const char *COLLECTION_VIEW_MANAGED = "_collection_view.managed";
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static const char *COLLECTION_VIEW_MANAGED_YES = "yes";
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#define MY_CLASS EFL_UI_COLLECTION_VIEW_CLASS
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#define MY_DATA_GET(obj, pd) \
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Efl_Ui_Collection_View_Data *pd = efl_data_scope_get(obj, MY_CLASS);
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static void _entity_request(Efl_Ui_Collection_View *obj, Efl_Ui_Collection_Request *request);
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static void _idle_cb(void *data, const Efl_Event *event);
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static int
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_cache_tree_lookup(const Eina_Rbtree *node, const void *key,
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int length EINA_UNUSED, void *data EINA_UNUSED)
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{
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const Efl_Ui_Collection_Item_Lookup *n = (Efl_Ui_Collection_Item_Lookup *)node;
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const uint64_t *index = key;
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if (n->index > *index)
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return 1;
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if (n->index < *index)
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return -1;
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return 0;
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}
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static Eina_Rbtree_Direction
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_cache_tree_cmp(const Eina_Rbtree *left, const Eina_Rbtree *right, void *data EINA_UNUSED)
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{
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Efl_Ui_Collection_Item_Lookup *l = (Efl_Ui_Collection_Item_Lookup *)left;
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Efl_Ui_Collection_Item_Lookup *r = (Efl_Ui_Collection_Item_Lookup *)right;
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return l->index < r->index ? EINA_RBTREE_LEFT : EINA_RBTREE_RIGHT;
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}
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static Eina_Value
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_undo_item_selected_then(Eo *item, void *data EINA_UNUSED, Eina_Error err)
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{
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Eina_Value *get;
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Eina_Bool item_selected = efl_ui_selectable_selected_get(item);
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Eina_Bool model_selected = EINA_FALSE;
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get = efl_model_property_get(efl_ui_view_model_get(item), "self.selected");
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eina_value_bool_get(get, &model_selected);
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eina_value_free(get);
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if ((!!model_selected) != (!!item_selected))
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efl_ui_selectable_selected_set(item, model_selected);
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return eina_value_error_init(err);
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}
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static void
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_selected_item_cb(void *data EINA_UNUSED, const Efl_Event *ev)
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{
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// Link back property to model, maybe just trigger event on the item should be enough
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Eina_Value *get;
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Eina_Bool item_selected = efl_ui_selectable_selected_get(ev->object);
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Eina_Bool model_selected = EINA_FALSE;
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Eina_Value set = eina_value_bool_init(!!item_selected);
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get = efl_model_property_get(efl_ui_view_model_get(ev->object), "self.selected");
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eina_value_bool_get(get, &model_selected);
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eina_value_free(get);
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if ((!!model_selected) != (!!item_selected))
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{
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Eina_Future *f;
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f = efl_model_property_set(efl_ui_view_model_get(ev->object), "self.selected", &set);
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// In case the mode is preventing the change, we need to update the UI back. So handle error case
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efl_future_then(ev->object, f,
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.error = _undo_item_selected_then);
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}
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eina_value_flush(&set);
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}
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static void
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_redirect_item_cb(void *data, const Efl_Event *ev)
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{
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Eo *obj = data;
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#define REDIRECT_EVT(Desc, Item_Desc) \
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if (Desc == ev->desc) \
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{ \
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Efl_Ui_Item_Clickable_Clicked item_clicked; \
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Efl_Input_Clickable_Clicked *clicked = ev->info; \
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\
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item_clicked.clicked = *clicked; \
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item_clicked.item = ev->object; \
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\
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efl_event_callback_call(obj, Item_Desc, &item_clicked); \
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}
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#define REDIRECT_EVT_PRESS(Desc, Item_Desc) \
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if (Desc == ev->desc) \
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{ \
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Efl_Ui_Item_Clickable_Pressed item_pressed; \
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int *button = ev->info; \
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\
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item_pressed.button = *button; \
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item_pressed.item = ev->object; \
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\
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efl_event_callback_call(obj, Item_Desc, &item_pressed); \
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}
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REDIRECT_EVT_PRESS(EFL_INPUT_EVENT_PRESSED, EFL_UI_EVENT_ITEM_PRESSED);
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REDIRECT_EVT_PRESS(EFL_INPUT_EVENT_UNPRESSED, EFL_UI_EVENT_ITEM_UNPRESSED);
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REDIRECT_EVT_PRESS(EFL_INPUT_EVENT_LONGPRESSED, EFL_UI_EVENT_ITEM_LONGPRESSED);
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REDIRECT_EVT(EFL_INPUT_EVENT_CLICKED_ANY, EFL_UI_EVENT_ITEM_CLICKED_ANY);
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REDIRECT_EVT(EFL_INPUT_EVENT_CLICKED, EFL_UI_EVENT_ITEM_CLICKED);
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#undef REDIRECT_EVT
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#undef REDIRECT_EVT_PRESS
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}
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EFL_CALLBACKS_ARRAY_DEFINE(active_item_cbs,
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{ EFL_UI_EVENT_SELECTED_CHANGED, _selected_item_cb },
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{ EFL_INPUT_EVENT_PRESSED, _redirect_item_cb },
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{ EFL_INPUT_EVENT_UNPRESSED, _redirect_item_cb },
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{ EFL_INPUT_EVENT_LONGPRESSED, _redirect_item_cb },
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{ EFL_INPUT_EVENT_CLICKED, _redirect_item_cb },
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{ EFL_INPUT_EVENT_CLICKED_ANY, _redirect_item_cb });
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static void
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_entity_cleanup(Efl_Ui_Collection_View *obj, Efl_Ui_Factory *factory,
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Efl_Ui_Collection_Item *item, Eina_Array *scheduled_release)
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{
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Efl_Gfx_Entity *entities[1];
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entities[0] = item->entity;
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if (!entities[0]) return ;
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efl_event_callback_array_del(entities[0], active_item_cbs(), obj);
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efl_replace(&item->entity, NULL);
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efl_event_callback_call(obj, EFL_UI_COLLECTION_VIEW_EVENT_ITEM_UNREALIZED, entities[0]);
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if (!scheduled_release)
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{
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efl_ui_factory_release(factory, EINA_C_ARRAY_ITERATOR_NEW(entities));
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}
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else
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{
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eina_array_push(scheduled_release, entities[0]);
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}
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}
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static void
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_item_cleanup(Efl_Ui_Collection_View *obj, Efl_Ui_Factory *factory,
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Efl_Ui_Collection_Item *item, Eina_Array *scheduled_release)
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{
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efl_replace(&item->model, NULL);
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_entity_cleanup(obj, factory, item, scheduled_release);
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}
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static void
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_cache_item_free(Eina_Rbtree *node, void *data)
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{
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Efl_Ui_Collection_Item_Lookup *n = (void*) node;
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MY_DATA_GET(data, pd);
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_item_cleanup(data, pd->factory, &n->item, NULL);
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free(n);
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}
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static void
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_cache_cleanup(Efl_Ui_Collection_View *obj, Efl_Ui_Collection_View_Data *pd)
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{
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eina_rbtree_delete(pd->cache, _cache_item_free, obj);
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pd->cache = NULL;
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}
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static void
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_all_cleanup(Efl_Ui_Collection_View *obj, Efl_Ui_Collection_View_Data *pd)
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{
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Efl_Ui_Collection_Request *request;
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Eina_List *l, *ll;
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#ifdef VIEWPORT_ENABLE
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unsigned int i;
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#endif
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_cache_cleanup(obj, pd);
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#ifdef VIEWPORT_ENABLE
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for (i = 0; i < 3; i++)
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{
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unsigned int j;
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if (!pd->viewport[i]) continue;
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for (j = 0; j < pd->viewport[i]->count; j++)
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_item_cleanup(obj, pd->factory, &(pd->viewport[i]->items[j]));
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}
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#endif
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EINA_LIST_FOREACH_SAFE(pd->requests, l, ll, request)
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eina_future_cancel(request->f);
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}
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static inline Eina_Bool
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_size_from_model(Efl_Model *model, Eina_Size2D *r, const char *width, const char *height)
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{
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Eina_Value *vw, *vh;
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Eina_Bool success = EINA_FALSE;
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EINA_SAFETY_ON_NULL_RETURN_VAL(model, EINA_FALSE);
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vw = efl_model_property_get(model, width);
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vh = efl_model_property_get(model, height);
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if (eina_value_type_get(vw) == EINA_VALUE_TYPE_ERROR ||
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eina_value_type_get(vh) == EINA_VALUE_TYPE_ERROR)
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goto on_error;
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if (!eina_value_int_convert(vw, &(r->w))) r->w = 0;
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if (!eina_value_int_convert(vh, &(r->h))) r->h = 0;
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success = EINA_TRUE;
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on_error:
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eina_value_free(vw);
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eina_value_free(vh);
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return success;
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}
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static inline void
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_size_to_model(Efl_Model *model, Eina_Size2D state)
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{
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Eina_Value vw, vh;
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vw = eina_value_int_init(state.w);
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vh = eina_value_int_init(state.h);
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efl_model_property_set(model, "self.width", &vw);
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efl_model_property_set(model, "self.height", &vh);
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eina_value_flush(&vw);
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eina_value_flush(&vh);
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}
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#define ITEM_BASE_SIZE_FROM_MODEL(Model, Size) _size_from_model(Model, &Size, "item.width", "item.height")
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#define ITEM_SIZE_FROM_MODEL(Model, Size) _size_from_model(Model, &Size, "self.width", "self.height")
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static Eina_List *
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_request_add(Eina_List *requests, Efl_Ui_Collection_Request **request,
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uint64_t index, Eina_Bool need_entity)
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{
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if (!(*request)) goto create;
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if ((*request)->offset + (*request)->length == index)
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{
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if (need_entity) (*request)->need_entity = EINA_TRUE;
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(*request)->length += 1;
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return requests;
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}
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requests = eina_list_append(requests, *request);
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create:
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*request = calloc(1, sizeof (Efl_Ui_Collection_Request));
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if (!(*request)) return requests;
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(*request)->offset = index;
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(*request)->length = 1;
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// At this point, we rely on the model caching ability to avoid recreating model
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(*request)->model_requested = EINA_TRUE;
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(*request)->need_entity = !!need_entity;
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return requests;
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}
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static Eina_Value
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_model_fetched_cb(Eo *obj, void *data, const Eina_Value v)
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{
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MY_DATA_GET(obj, pd);
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Efl_Ui_Collection_Request *request = data;
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Efl_Model *child;
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unsigned int i, len;
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Eina_Bool request_entity = EINA_FALSE;
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request->model_fetched = EINA_TRUE;
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EINA_VALUE_ARRAY_FOREACH(&v, len, i, child)
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{
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Efl_Ui_Collection_Item_Lookup *insert;
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Eina_Size2D item_size;
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#ifdef VIEWPORT_ENABLE
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unsigned int v;
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for (v = 0; v < 3; ++v)
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{
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if (!pd->viewport[v]) continue;
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if ((pd->viewport[v]->offset <= request->offset + i) &&
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(request->offset + i < pd->viewport[v]->offset + pd->viewport[v]->count))
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{
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uint64_t index = request->offset + i - pd->viewport[v]->offset;
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efl_replace(&pd->viewport[v]->items[index].model, child);
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child = NULL;
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break;
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}
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}
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#endif
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// When requesting a model, it should not be in the cache prior to the request
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if (!child) continue;
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uint64_t search_index = request->offset + i;
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insert = (void*) eina_rbtree_inline_lookup(pd->cache, &search_index,
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sizeof (search_index), _cache_tree_lookup,
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NULL);
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if (insert)
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{
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if (!insert->item.entity && request->need_entity)
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{
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//drop the old model here, overwrite with model + view
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efl_replace(&insert->item.model, child);
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}
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else
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ERR("Inserting a model that was already fetched, dropping new model %lu", search_index);
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}
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else
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{
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insert = calloc(1, sizeof (Efl_Ui_Collection_Item_Lookup));
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if (!insert) continue;
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insert->index = request->offset + i;
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insert->item.model = efl_ref(child);
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pd->cache = eina_rbtree_inline_insert(pd->cache, EINA_RBTREE_GET(insert), _cache_tree_cmp, NULL);
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}
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if (!ITEM_SIZE_FROM_MODEL(insert->item.model, item_size))
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request_entity = EINA_TRUE;
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}
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if (request_entity)
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{
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request->need_entity = EINA_TRUE;
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_entity_request(obj, request);
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}
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return v;
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}
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static void
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_model_free_cb(Eo *o, void *data, const Eina_Future *dead_future EINA_UNUSED)
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{
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MY_DATA_GET(o, pd);
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Efl_Ui_Collection_Request *request = data;
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if (request->need_entity)
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{
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if (!request->entity_requested)
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_entity_request(o, request);
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}
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else
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{
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pd->requests = eina_list_remove(pd->requests, request);
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free(request);
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}
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}
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static Eina_Value
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_entity_fetch_cb(Eo *obj, void *data EINA_UNUSED, const Eina_Value v)
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{
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MY_DATA_GET(obj, pd);
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Efl_Model *child;
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Eina_Future *r;
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Eina_Array tmp;
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unsigned int i, len;
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eina_array_step_set(&tmp, sizeof (Eina_Array), 4);
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EINA_VALUE_ARRAY_FOREACH(&v, len, i, child)
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{
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eina_array_push(&tmp, child);
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}
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r = efl_ui_view_factory_create_with_event(pd->factory, eina_array_iterator_new(&tmp));
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eina_array_flush(&tmp);
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return eina_future_as_value(r);
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}
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static inline Eina_Bool
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_entity_propagate(Efl_Model *model, Efl_Gfx_Entity *entity)
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{
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Eina_Size2D item_size;
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if (efl_key_data_get(entity, "efl.ui.widget.factory.size_set"))
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{
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return EINA_FALSE;
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}
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if (ITEM_SIZE_FROM_MODEL(model, item_size))
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{
|
|
efl_gfx_hint_size_min_set(entity, item_size);
|
|
efl_canvas_group_need_recalculate_set(entity, EINA_FALSE);
|
|
if (efl_isa(entity, EFL_UI_ITEM_CLASS)) efl_ui_item_calc_locked_set(entity, EINA_TRUE);
|
|
return EINA_FALSE;
|
|
}
|
|
|
|
efl_canvas_group_calculate(entity);
|
|
item_size = efl_gfx_hint_size_combined_min_get(entity);
|
|
efl_canvas_group_need_recalculate_set(entity, EINA_FALSE);
|
|
|
|
_size_to_model(model, item_size);
|
|
return EINA_TRUE;
|
|
}
|
|
|
|
static Eina_Value
|
|
_entity_fetched_cb(Eo *obj, void *data, const Eina_Value v)
|
|
{
|
|
MY_DATA_GET(obj, pd);
|
|
Efl_Ui_Collection_Request *request = data;
|
|
Efl_Gfx_Entity *child;
|
|
unsigned int i, len;
|
|
uint64_t updated_size_start_id = 0, updated_entity_start_id = 0;
|
|
Eina_Bool updated_size = EINA_FALSE, updated_entity = EINA_FALSE;
|
|
|
|
EINA_VALUE_ARRAY_FOREACH(&v, len, i, child)
|
|
{
|
|
Efl_Ui_Collection_Item_Lookup *lookup;
|
|
uint64_t search_index;
|
|
//unsigned int v;
|
|
|
|
efl_key_data_set(child, COLLECTION_VIEW_MANAGED, COLLECTION_VIEW_MANAGED_YES);
|
|
/* fix eventing in scroller by ensuring collection items are in the scroller hierarchy */
|
|
efl_ui_item_container_set(child, obj);
|
|
efl_ui_widget_sub_object_add(obj, child);
|
|
efl_canvas_group_member_add(pd->pan, child);
|
|
efl_gfx_entity_visible_set(child, EINA_FALSE);
|
|
|
|
#ifdef VIEWPORT_ENABLE
|
|
for (v = 0; v < 3; ++v)
|
|
{
|
|
if (!pd->viewport[v]) continue;
|
|
|
|
if ((pd->viewport[v]->offset <= request->offset + i) &&
|
|
(request->offset + i < pd->viewport[v]->offset + pd->viewport[v]->count))
|
|
{
|
|
uint64_t index = request->offset + i - pd->viewport[v]->offset;
|
|
|
|
if (pd->viewport[v]->items[index].entity)
|
|
{
|
|
ERR("Entity already existing for id %d", i);
|
|
efl_unref(pd->viewport[v]->items[index].entity);
|
|
efl_del(pd->viewport[v]->items[index].entity);
|
|
pd->viewport[v]->items[index].entity = NULL;
|
|
}
|
|
|
|
efl_replace(&pd->viewport[v]->items[index].entity, child);
|
|
if (_entity_propagate(pd->viewport[v]->items[index].model, child))
|
|
{
|
|
if (!updated_size)
|
|
{
|
|
updated_size = EINA_TRUE;
|
|
updated_size_start_id = index;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (updated_size)
|
|
{
|
|
efl_ui_position_manager_entity_item_size_changed(pd->manager,
|
|
updated_size_start_id,
|
|
index - 1);
|
|
updated_size = EINA_FALSE;
|
|
}
|
|
}
|
|
child = NULL;
|
|
break;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// When requesting an entity, the model should already be in the cache
|
|
if (!child) continue;
|
|
|
|
search_index = request->offset + i;
|
|
|
|
lookup = (void*) eina_rbtree_inline_lookup(pd->cache, &search_index,
|
|
sizeof (search_index), _cache_tree_lookup,
|
|
NULL);
|
|
|
|
if (!lookup)
|
|
{
|
|
Efl_Gfx_Entity *entities[1] = { child };
|
|
efl_ui_factory_release(pd->factory, EINA_C_ARRAY_ITERATOR_NEW(entities));
|
|
continue;
|
|
}
|
|
if (lookup->item.entity)
|
|
{
|
|
ERR("Entity already existing for id %lu", search_index);
|
|
_entity_cleanup(obj, pd->factory, &lookup->item, NULL);
|
|
}
|
|
|
|
lookup->item.entity = efl_ref(child);
|
|
efl_event_callback_array_add(child, active_item_cbs(), obj);
|
|
efl_event_callback_call(obj, EFL_UI_COLLECTION_VIEW_EVENT_ITEM_REALIZED, child);
|
|
|
|
if (!updated_entity)
|
|
{
|
|
updated_entity = EINA_TRUE;
|
|
updated_entity_start_id = search_index;
|
|
}
|
|
|
|
if (_entity_propagate(lookup->item.model, child))
|
|
{
|
|
if (!updated_size)
|
|
{
|
|
updated_size = EINA_TRUE;
|
|
updated_size_start_id = search_index;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (updated_size)
|
|
{
|
|
efl_ui_position_manager_entity_item_size_changed(pd->manager,
|
|
updated_size_start_id,
|
|
search_index - 1);
|
|
updated_size = EINA_FALSE;
|
|
}
|
|
}}
|
|
;
|
|
|
|
// Currently position manager will flush its entire size cache on update, so only do
|
|
// it when necessary to improve performance.
|
|
if (updated_size)
|
|
{
|
|
efl_ui_position_manager_entity_item_size_changed(pd->manager,
|
|
updated_size_start_id,
|
|
i - 1);
|
|
updated_size = EINA_FALSE;
|
|
}
|
|
|
|
// Notify the position manager that new entity are ready to display
|
|
if (updated_entity)
|
|
{
|
|
efl_ui_position_manager_entity_entities_ready(pd->manager,
|
|
updated_entity_start_id,
|
|
i - 1);
|
|
|
|
efl_event_callback_del(efl_main_loop_get(), EFL_LOOP_EVENT_IDLE, _idle_cb, obj);
|
|
efl_event_callback_add(efl_main_loop_get(), EFL_LOOP_EVENT_IDLE, _idle_cb, obj);
|
|
}
|
|
return v;
|
|
}
|
|
|
|
static void
|
|
_entity_free_cb(Eo *o, void *data, const Eina_Future *dead_future EINA_UNUSED)
|
|
{
|
|
MY_DATA_GET(o, pd);
|
|
Efl_Ui_Collection_Request *request = data;
|
|
|
|
pd->requests = eina_list_remove(pd->requests, request);
|
|
free(request);
|
|
}
|
|
|
|
static Eina_List *
|
|
_cache_size_fetch(Eina_List *requests, Efl_Ui_Collection_Request **request,
|
|
Efl_Ui_Collection_View_Data *pd,
|
|
uint64_t search_index,
|
|
Efl_Ui_Position_Manager_Size_Batch_Entity *target,
|
|
Eina_Size2D item_base)
|
|
{
|
|
Efl_Ui_Collection_Item_Lookup *lookup;
|
|
Efl_Model *model;
|
|
Eina_Size2D item_size = item_base;
|
|
|
|
if (!pd->cache) goto not_found;
|
|
|
|
lookup = (void*) eina_rbtree_inline_lookup(pd->cache, &search_index,
|
|
sizeof (search_index), _cache_tree_lookup,
|
|
NULL);
|
|
if (!lookup) goto not_found;
|
|
|
|
// In the cache we should always have model, so no need to check for it
|
|
model = lookup->item.model;
|
|
|
|
// If we do not know the size
|
|
if (!ITEM_SIZE_FROM_MODEL(model, item_size))
|
|
{
|
|
if (lookup->item.entity)
|
|
{
|
|
ERR("Got a model '%s' and an item '%s', but no size. Recalculating.",
|
|
efl_debug_name_get(model), efl_debug_name_get(lookup->item.entity));
|
|
_entity_propagate(model, lookup->item.entity);
|
|
if (!ITEM_SIZE_FROM_MODEL(model, item_size))
|
|
{
|
|
CRI("No size for itme '%s' after recalculating. This is bad.",
|
|
efl_debug_name_get(lookup->item.entity));
|
|
}
|
|
}
|
|
else if (!ITEM_BASE_SIZE_FROM_MODEL(pd->model, item_size))
|
|
{
|
|
INF("No base size yet available. Making things up.");
|
|
item_size.w = 1;
|
|
item_size.h = 1;
|
|
}
|
|
}
|
|
|
|
target->size = item_size;
|
|
target->element_depth = 0;
|
|
target->depth_leader = EINA_FALSE;
|
|
return requests;
|
|
|
|
not_found:
|
|
requests = _request_add(requests, request, search_index, EINA_FALSE);
|
|
|
|
target->size = item_size;
|
|
target->element_depth = 0;
|
|
target->depth_leader = EINA_FALSE;
|
|
return requests;
|
|
}
|
|
|
|
static Eina_List *
|
|
_cache_entity_fetch(Eina_List *requests, Efl_Ui_Collection_Request **request,
|
|
Efl_Ui_Collection_View_Data *pd,
|
|
uint64_t search_index,
|
|
Efl_Ui_Position_Manager_Object_Batch_Entity *target)
|
|
{
|
|
Efl_Ui_Collection_Item_Lookup *lookup;
|
|
|
|
if (!pd->cache) goto not_found;
|
|
|
|
lookup = (void*) eina_rbtree_inline_lookup(pd->cache, &search_index,
|
|
sizeof (search_index), _cache_tree_lookup,
|
|
NULL);
|
|
if (!lookup) goto not_found;
|
|
if (!lookup->item.entity) goto not_found;
|
|
|
|
if (target) target->entity = lookup->item.entity;
|
|
goto finish;
|
|
|
|
not_found:
|
|
requests = _request_add(requests, request, search_index, EINA_TRUE);
|
|
|
|
if (target) target->entity = NULL;
|
|
finish:
|
|
if (!target) return requests;
|
|
|
|
target->element_depth = 0;
|
|
target->depth_leader = EINA_FALSE;
|
|
|
|
return requests;
|
|
}
|
|
|
|
static void
|
|
_entity_request(Efl_Ui_Collection_View *obj, Efl_Ui_Collection_Request *request)
|
|
{
|
|
if (request->model_requested && (!request->model_fetched)) return;
|
|
request->f = efl_future_then(obj, request->f,
|
|
.success_type = EINA_VALUE_TYPE_ARRAY,
|
|
.success = _entity_fetch_cb);
|
|
request->f = efl_future_then(obj, request->f,
|
|
.success_type = EINA_VALUE_TYPE_ARRAY,
|
|
.success = _entity_fetched_cb,
|
|
.data = request,
|
|
.free = _entity_free_cb);
|
|
request->entity_requested = EINA_TRUE;
|
|
}
|
|
|
|
static inline void
|
|
_entity_inflight_request(Efl_Ui_Collection_View *obj,
|
|
Efl_Ui_Collection_Request *request,
|
|
Efl_Ui_Collection_Request *inflight)
|
|
{
|
|
if (request->need_entity == EINA_FALSE) return ;
|
|
if (inflight->entity_requested) return ;
|
|
|
|
_entity_request(obj, inflight);
|
|
}
|
|
|
|
static Eina_List *
|
|
_batch_request_flush(Eina_List *requests,
|
|
Efl_Ui_Collection_View *obj,
|
|
Efl_Ui_Collection_View_Data *pd)
|
|
{
|
|
Efl_Ui_Collection_Request *request;
|
|
Eina_List *ll, *next_list_item;
|
|
|
|
EINA_LIST_FOREACH_SAFE(requests, ll, next_list_item, request)
|
|
{
|
|
// Check request intersection with all pending request
|
|
Efl_Ui_Collection_Request *inflight;
|
|
Efl_Model *model;
|
|
Eina_List *l;
|
|
|
|
EINA_LIST_FOREACH(pd->requests, l, inflight)
|
|
{
|
|
uint64_t istart = inflight->offset;
|
|
uint64_t iend = inflight->offset + inflight->length;
|
|
uint64_t rstart = request->offset;
|
|
uint64_t rend = request->offset + request->length;
|
|
|
|
// Way before
|
|
if (rend < istart) continue;
|
|
// Way after
|
|
if (rstart >= iend) continue;
|
|
|
|
// request included in current inflight request
|
|
if (rstart >= istart && rend <= iend)
|
|
{
|
|
_entity_inflight_request(obj, request, inflight);
|
|
|
|
// In this case no need to start a request
|
|
requests = eina_list_remove_list(requests, ll);
|
|
free(request);
|
|
request = NULL;
|
|
break;
|
|
}
|
|
|
|
// request overflow left and right
|
|
if (rstart < istart && iend < rend)
|
|
{
|
|
// Remove the center portion of the request by emitting a new one
|
|
Efl_Ui_Collection_Request *rn;
|
|
|
|
rn = calloc(1, sizeof (Efl_Ui_Collection_Request));
|
|
if (!rn) break;
|
|
|
|
rn->offset = iend;
|
|
rn->length = rend - iend;
|
|
rn->model_requested = request->model_requested;
|
|
rn->need_entity = request->need_entity;
|
|
|
|
requests = eina_list_append(requests, rn);
|
|
|
|
request->length = istart - rstart;
|
|
_entity_inflight_request(obj, request, inflight);
|
|
continue;
|
|
}
|
|
|
|
// request overflow left
|
|
if (rstart < istart && rend > istart && rend <= iend)
|
|
{
|
|
request->length = istart - rstart;
|
|
_entity_inflight_request(obj, request, inflight);
|
|
continue;
|
|
}
|
|
|
|
// request overflow right
|
|
if (rstart >= istart && rstart < iend && iend <= rend)
|
|
{
|
|
request->offset = iend;
|
|
request->length = rend - iend;
|
|
_entity_inflight_request(obj, request, inflight);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if (!request) continue;
|
|
|
|
model = pd->model;
|
|
// Are we ready yet
|
|
if (!model)
|
|
{
|
|
requests = eina_list_remove_list(requests, ll);
|
|
free(request);
|
|
continue;
|
|
}
|
|
// Is the request inside the limit of the model?
|
|
if (request->offset >= efl_model_children_count_get(model))
|
|
{
|
|
requests = eina_list_remove_list(requests, ll);
|
|
free(request);
|
|
continue;
|
|
}
|
|
// Is its limit outside the model limit?
|
|
if (request->offset + request->length >= efl_model_children_count_get(model))
|
|
{
|
|
request->length = efl_model_children_count_get(model) - request->offset;
|
|
}
|
|
|
|
// We now have a request, time to trigger a fetch
|
|
// We assume here that we are always fetching the model (model_requested must be true)
|
|
if (!request->model_requested)
|
|
{
|
|
CRI("Someone forgot to set model_requested for %lu to %lu.",
|
|
request->offset, request->offset + request->length);
|
|
request->model_requested = EINA_TRUE;
|
|
}
|
|
request->f = efl_model_children_slice_get(model, request->offset, request->length);
|
|
request->f = efl_future_then(obj, request->f,
|
|
.success = _model_fetched_cb,
|
|
.data = request,
|
|
.free = _model_free_cb);
|
|
|
|
eina_list_move_list(&pd->requests, &requests, ll);
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static Efl_Ui_Position_Manager_Size_Batch_Result
|
|
_batch_size_cb(void *data, Efl_Ui_Position_Manager_Size_Call_Config conf, Eina_Rw_Slice memory)
|
|
{
|
|
MY_DATA_GET(data, pd);
|
|
Efl_Ui_Position_Manager_Size_Batch_Entity *sizes;
|
|
Efl_Ui_Collection_Request *request = NULL;
|
|
Efl_Ui_Position_Manager_Size_Batch_Result result = {0};
|
|
Efl_Model *parent;
|
|
Eina_List *requests = NULL;
|
|
Eina_Size2D item_base = {0};
|
|
unsigned int limit;
|
|
unsigned int idx = 0;
|
|
|
|
// get the approximate value from the tree node
|
|
parent = pd->model;
|
|
|
|
sizes = memory.mem;
|
|
//count = efl_model_children_count_get(parent);
|
|
limit = conf.range.end_id - conf.range.start_id;
|
|
ITEM_BASE_SIZE_FROM_MODEL(parent, item_base);
|
|
|
|
// Look in the temporary cache now for the beginning of the buffer
|
|
#ifdef VIEWPORT_ENABLE
|
|
if (pd->viewport[0] && ((uint64_t)(conf.range.start_id + idx) < pd->viewport[0]->offset))
|
|
{
|
|
while ((uint64_t)(conf.range.start_id + idx) < pd->viewport[0]->offset && idx < limit)
|
|
{
|
|
uint64_t search_index = conf.range.start_id + idx;
|
|
requests = _cache_size_fetch(requests, &request, pd,
|
|
search_index, &sizes[idx], item_base);
|
|
idx++;
|
|
}
|
|
}
|
|
|
|
// Then look in our buffer view if the needed information can be found there
|
|
for (i = 0; i < 3; ++i)
|
|
{
|
|
if (!pd->viewport[i]) continue;
|
|
|
|
while (idx < limit &&
|
|
(pd->viewport[i]->offset <= conf.range.start_id + idx) &&
|
|
(conf.range.start_id + idx < (pd->viewport[i]->offset + pd->viewport[i]->count)))
|
|
{
|
|
uint64_t offset = conf.range.start_id + idx - pd->viewport[i]->offset;
|
|
Efl_Model *model = pd->viewport[i]->items[offset].model;
|
|
Efl_Gfx_Entity *entity = pd->viewport[i]->items[offset].entity;
|
|
Eina_Bool entity_request = EINA_FALSE;
|
|
|
|
if (model)
|
|
{
|
|
Eina_Size2D item_size;
|
|
Eina_Bool found = EINA_FALSE;
|
|
|
|
if (ITEM_SIZE_FROM_MODEL(model, item_size))
|
|
found = EINA_TRUE;
|
|
if (!found && entity)
|
|
{
|
|
item_size = efl_gfx_hint_size_combined_min_get(entity);
|
|
//if the size is 0 here, then we are running into trouble,
|
|
//fetch size from the parent model, where some fallback is defined
|
|
if (item_size.h == 0 && item_size.w == 0)
|
|
{
|
|
item_size = item_base;
|
|
found = EINA_TRUE;
|
|
}
|
|
else
|
|
{
|
|
_size_to_model(model, item_size);
|
|
found = EINA_TRUE;
|
|
}
|
|
|
|
}
|
|
|
|
if (found)
|
|
{
|
|
sizes[idx].size = item_size;
|
|
sizes[idx].element_depth = 0;
|
|
sizes[idx].depth_leader = EINA_FALSE;
|
|
goto done;
|
|
}
|
|
|
|
// We will need an entity to calculate this size
|
|
entity_request = EINA_TRUE;
|
|
}
|
|
// No data, add to the requests
|
|
requests = _request_add(requests, &request, conf.range.start_id + idx, entity_request);
|
|
|
|
sizes[idx].size = item_base;
|
|
sizes[idx].element_depth = 0;
|
|
sizes[idx].depth_leader = EINA_FALSE;
|
|
|
|
done:
|
|
idx++;
|
|
}
|
|
}
|
|
|
|
// Look in the temporary cache now for the end of the buffer
|
|
while (idx < limit)
|
|
{
|
|
uint64_t search_index = conf.range.start_id + idx;
|
|
requests = _cache_size_fetch(requests, &request, pd,
|
|
search_index, &sizes[idx], item_base);
|
|
idx++;
|
|
}
|
|
#endif
|
|
|
|
/* if (conf.cache_request) */
|
|
/* { */
|
|
/* printf("CACHING SIZE CALL\n"); */
|
|
/* while (idx < limit) */
|
|
/* { */
|
|
/* sizes[idx].depth_leader = EINA_FALSE; */
|
|
/* sizes[idx].element_depth = 0; */
|
|
/* sizes[idx].size = pd->last_base; */
|
|
/* idx++; */
|
|
/* } */
|
|
/* fprintf(stderr, "read with no fetch\n"); */
|
|
/* } */
|
|
/* else */
|
|
{
|
|
while (idx < limit)
|
|
{
|
|
uint64_t search_index = conf.range.start_id + idx;
|
|
requests = _cache_size_fetch(requests, &request, pd,
|
|
search_index, &sizes[idx], item_base);
|
|
idx++;
|
|
}
|
|
|
|
|
|
// Done, but flush request first
|
|
if (request) requests = eina_list_append(requests, request);
|
|
|
|
requests = _batch_request_flush(requests, data, pd);
|
|
}
|
|
|
|
// Get the amount of filled item
|
|
result.filled_items = limit;
|
|
|
|
return result;
|
|
}
|
|
|
|
static Efl_Ui_Position_Manager_Object_Batch_Result
|
|
_batch_entity_cb(void *data, Efl_Ui_Position_Manager_Request_Range range, Eina_Rw_Slice memory)
|
|
{
|
|
MY_DATA_GET(data, pd);
|
|
Efl_Ui_Position_Manager_Object_Batch_Entity *entities;
|
|
Efl_Ui_Collection_Request *request = NULL;
|
|
Efl_Ui_Position_Manager_Object_Batch_Result result = {0};
|
|
Eina_List *requests = NULL;
|
|
#ifdef VIEWPORT_ENABLE
|
|
Efl_Model *parent;
|
|
#endif
|
|
unsigned int limit;
|
|
unsigned int idx = 0;
|
|
|
|
//parent = pd->model;
|
|
|
|
entities = memory.mem;
|
|
//count = efl_model_children_count_get(parent);
|
|
limit = range.end_id - range.start_id;;
|
|
|
|
// Look in the temporary cache now for the beginning of the buffer
|
|
#ifdef VIEWPORT_ENABLE
|
|
if (pd->viewport[0] && ((uint64_t)(range.start_id + idx) < pd->viewport[0]->offset))
|
|
{
|
|
while (idx < limit && (uint64_t)(range.start_id + idx) < pd->viewport[0]->offset)
|
|
{
|
|
uint64_t search_index = range.start_id + idx;
|
|
|
|
requests = _cache_entity_fetch(requests, &request, pd,
|
|
search_index, &entities[idx]);
|
|
|
|
idx++;
|
|
}
|
|
}
|
|
|
|
// Then look in our buffer view if the needed information can be found there
|
|
for (i = 0; i < 3; ++i)
|
|
{
|
|
if (!pd->viewport[i]) continue;
|
|
|
|
while (idx < limit &&
|
|
(pd->viewport[i]->offset <= range.start_id + idx) &&
|
|
(range.start_id + idx < (pd->viewport[i]->offset + pd->viewport[i]->count)))
|
|
{
|
|
uint64_t offset = range.start_id + idx - pd->viewport[i]->offset;
|
|
Efl_Gfx_Entity *entity = pd->viewport[i]->items[offset].entity;
|
|
|
|
if (!entity)
|
|
{
|
|
// No data, add to the requests
|
|
requests = _request_add(requests, &request, range.start_id + idx, EINA_TRUE);
|
|
|
|
entities[idx].entity = NULL;
|
|
entities[idx].depth_leader = EINA_FALSE;
|
|
entities[idx].element_depth = 0;
|
|
}
|
|
else
|
|
{
|
|
entities[idx].entity = entity;
|
|
entities[idx].depth_leader = EINA_FALSE;
|
|
entities[idx].element_depth = 0;
|
|
}
|
|
|
|
idx++;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Look in the temporary cache now for the end of the buffer
|
|
while (idx < limit)
|
|
{
|
|
uint64_t search_index = range.start_id + idx;
|
|
|
|
requests = _cache_entity_fetch(requests, &request, pd,
|
|
search_index, &entities[idx]);
|
|
|
|
idx++;
|
|
}
|
|
// Done, but flush request first
|
|
if (request)
|
|
{
|
|
requests = eina_list_append(requests, request);
|
|
}
|
|
|
|
requests = _batch_request_flush(requests, data, pd);
|
|
|
|
// Get the amount of filled item
|
|
result.filled_items = limit;
|
|
|
|
return result;
|
|
}
|
|
|
|
|
|
#if 0
|
|
static void
|
|
_batch_free_cb(void *data)
|
|
{
|
|
efl_unref(data);
|
|
}
|
|
#endif
|
|
|
|
static void
|
|
flush_min_size(Eo *obj, Efl_Ui_Collection_View_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_restricted_min_set(obj, tmp);
|
|
}
|
|
|
|
static void
|
|
_manager_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
|
|
_manager_content_min_size_changed_cb(void *data, const Efl_Event *ev)
|
|
{
|
|
Eina_Size2D *size = ev->info;
|
|
MY_DATA_GET(data, pd);
|
|
|
|
pd->content_min_size = *size;
|
|
|
|
flush_min_size(data, pd);
|
|
}
|
|
|
|
#ifdef VIEWPORT_ENABLE
|
|
static Eina_List *
|
|
_viewport_walk_fill(Eina_List *requests,
|
|
Efl_Ui_Collection_View *obj,
|
|
Efl_Ui_Collection_View_Data *pd,
|
|
Efl_Ui_Collection_Viewport *viewport)
|
|
{
|
|
Efl_Ui_Collection_Request *current = NULL;
|
|
unsigned int j;
|
|
|
|
for (j = 0; j < viewport->count; j++)
|
|
{
|
|
Efl_Ui_Collection_Item_Lookup *lookup;
|
|
uint64_t index = viewport->offset + j;
|
|
|
|
if (viewport->items[j].model) goto check_entity;
|
|
|
|
lookup = (void*) eina_rbtree_inline_lookup(pd->cache, &index,
|
|
sizeof (index), _cache_tree_lookup,
|
|
NULL);
|
|
|
|
if (lookup)
|
|
{
|
|
efl_replace(&viewport->items[j].model, lookup->item.model);
|
|
efl_replace(&viewport->items[j].entity, lookup->item.entity);
|
|
efl_replace(&lookup->item.entity, NULL); // Necessary to avoid premature release
|
|
|
|
pd->cache = eina_rbtree_inline_remove(pd->cache, EINA_RBTREE_GET(lookup),
|
|
_cache_tree_cmp, NULL);
|
|
_cache_item_free(EINA_RBTREE_GET(lookup), obj);
|
|
}
|
|
|
|
check_entity:
|
|
if (viewport->items[j].entity) continue ;
|
|
requests = _request_add(requests, ¤t, index, EINA_TRUE);
|
|
}
|
|
|
|
// We do break request per viewport, just in case we generate to big batch at once
|
|
if (current) requests = eina_list_append(requests, current);
|
|
|
|
return requests;
|
|
}
|
|
|
|
#endif
|
|
|
|
// An RbTree has the nice property of sorting content. The smaller than the root being in
|
|
// son[1] and the greater than the root in son[0]. Using this we can efficiently walk the
|
|
// tree once to take note of all the item that need cleaning.
|
|
static void
|
|
_mark_lesser(Efl_Ui_Collection_Item_Lookup *root, Eina_Array *mark, const unsigned int lower)
|
|
{
|
|
if (!root) return ;
|
|
|
|
if (root->index < lower)
|
|
{
|
|
eina_array_push(mark, root);
|
|
_mark_lesser((void*) EINA_RBTREE_GET(root)->son[1], mark, lower);
|
|
}
|
|
else
|
|
{
|
|
_mark_lesser((void*) EINA_RBTREE_GET(root)->son[0], mark, lower);
|
|
_mark_lesser((void*) EINA_RBTREE_GET(root)->son[1], mark, lower);
|
|
}
|
|
}
|
|
|
|
static void
|
|
_mark_ge(Efl_Ui_Collection_Item_Lookup *root, Eina_Array *mark, const unsigned int upper)
|
|
{
|
|
if (!root) return ;
|
|
|
|
if (root->index >= upper)
|
|
{
|
|
eina_array_push(mark, root);
|
|
_mark_ge((void*) EINA_RBTREE_GET(root)->son[0], mark, upper);
|
|
_mark_ge((void*) EINA_RBTREE_GET(root)->son[1], mark, upper);
|
|
}
|
|
else
|
|
{
|
|
_mark_ge((void*) EINA_RBTREE_GET(root)->son[0], mark, upper);
|
|
}
|
|
}
|
|
|
|
// we walk the tree twice, once for everything below the limit and once for everything above
|
|
// then we do free each item individually.
|
|
static void
|
|
_idle_cb(void *data, const Efl_Event *event EINA_UNUSED)
|
|
{
|
|
Efl_Ui_Collection_Item_Lookup *lookup;
|
|
Eina_Array mark;
|
|
Eina_Array scheduled_release;
|
|
MY_DATA_GET(data, pd);
|
|
const unsigned int length = pd->current_range.end_id - pd->current_range.start_id;
|
|
const unsigned int lower_end = MAX((long)pd->current_range.start_id - (long)length/2, 0);
|
|
const unsigned int upper_end = pd->current_range.end_id + length/2;
|
|
Eina_Array_Iterator iterator;
|
|
unsigned int i;
|
|
|
|
eina_array_step_set(&mark, sizeof (Eina_Array), 16);
|
|
eina_array_step_set(&scheduled_release, sizeof (Eina_Array), 16);
|
|
|
|
_mark_lesser((void*) pd->cache, &mark, lower_end);
|
|
_mark_ge((void*) pd->cache, &mark, upper_end);
|
|
|
|
EINA_ARRAY_ITER_NEXT(&mark, i, lookup, iterator)
|
|
{
|
|
pd->cache = (void*) eina_rbtree_inline_remove(pd->cache,
|
|
EINA_RBTREE_GET(lookup),
|
|
_cache_tree_cmp, NULL);
|
|
_item_cleanup(data, pd->factory, &lookup->item, &scheduled_release);
|
|
free(lookup);
|
|
}
|
|
eina_array_flush(&mark);
|
|
|
|
efl_ui_factory_release(pd->factory, eina_array_iterator_new(&scheduled_release));
|
|
eina_array_flush(&scheduled_release);
|
|
|
|
efl_event_callback_del(efl_main_loop_get(), EFL_LOOP_EVENT_IDLE, _idle_cb, data);
|
|
}
|
|
|
|
#ifndef VIEWPORT_ENABLE
|
|
static void
|
|
_manager_content_visible_range_changed_cb(void *data, const Efl_Event *ev)
|
|
{
|
|
Efl_Ui_Position_Manager_Range_Update *event = ev->info;
|
|
unsigned int count;
|
|
unsigned int lower_end;
|
|
unsigned int upper_end;
|
|
long length;
|
|
Efl_Ui_Collection_Request *request = NULL;
|
|
Eina_List *requests = NULL;
|
|
unsigned int idx;
|
|
MY_DATA_GET(data, pd);
|
|
|
|
pd->current_range.start_id = event->start_id;
|
|
pd->current_range.end_id = event->end_id;
|
|
|
|
count = efl_model_children_count_get(efl_ui_view_model_get(data));
|
|
|
|
length = pd->current_range.end_id - pd->current_range.start_id;
|
|
lower_end = MAX((long)pd->current_range.start_id - (length / 2), 0);
|
|
upper_end = MIN(pd->current_range.end_id + (length / 2), count);
|
|
|
|
idx = lower_end;
|
|
while (idx < upper_end)
|
|
{
|
|
uint64_t search_index = idx;
|
|
|
|
requests = _cache_entity_fetch(requests, &request, pd,
|
|
search_index, NULL);
|
|
|
|
idx++;
|
|
}
|
|
// Done, but flush request first
|
|
if (request) requests = eina_list_append(requests, request);
|
|
|
|
requests = _batch_request_flush(requests, data, pd);
|
|
}
|
|
#endif
|
|
|
|
#ifdef VIEWPORT_ENABLE
|
|
static void
|
|
_manager_content_visible_range_changed_cb(void *data, const Efl_Event *ev)
|
|
{
|
|
Efl_Ui_Position_Manager_Range_Update *event = ev->info;
|
|
MY_DATA_GET(data, pd);
|
|
Eina_List *requests = NULL;
|
|
long baseid;
|
|
unsigned int delta, marginup, margindown;
|
|
uint64_t upperlimit_offset, lowerlimit_offset;
|
|
unsigned int i;
|
|
|
|
pd->start_id = event->start_id;
|
|
pd->end_id = event->end_id;
|
|
|
|
delta = pd->end_id - pd->start_id;
|
|
|
|
// First time setting up the viewport, so trigger request as we see fit
|
|
if (!pd->viewport[0])
|
|
{
|
|
baseid = pd->start_id - delta;
|
|
|
|
for (i = 0; i < 3; i++)
|
|
{
|
|
pd->viewport[i] = calloc(1, sizeof (Efl_Ui_Collection_Viewport));
|
|
if (!pd->viewport[i]) continue;
|
|
|
|
pd->viewport[i]->offset = MAX(baseid + delta * i, 0);
|
|
pd->viewport[i]->count = delta;
|
|
pd->viewport[i]->items = calloc(delta, sizeof (Efl_Ui_Collection_Item));
|
|
if (!pd->viewport[i]->items) continue ;
|
|
|
|
requests = _viewport_walk_fill(requests, data, pd, pd->viewport[i]);
|
|
}
|
|
|
|
goto flush_requests;
|
|
}
|
|
|
|
// Compute limit offset
|
|
upperlimit_offset = delta * 3 + pd->viewport[0]->offset;
|
|
lowerlimit_offset = 0;
|
|
|
|
// Adjust the viewport for size or to much offset change in two step
|
|
|
|
// Trying to resize first if there size is in bigger/smaller than 25% of the original size
|
|
margindown = delta * 75 / 100;
|
|
marginup = delta * 125 / 100;
|
|
if (margindown < pd->viewport[0]->count &&
|
|
pd->viewport[0]->count < marginup)
|
|
{
|
|
// Trying to do the resize in an optimized way is complex, let's do it simple
|
|
Efl_Ui_Collection_Item *items[3];
|
|
unsigned int j = 0, t = 1;
|
|
|
|
for (i = 0; i < 3; i++)
|
|
{
|
|
unsigned int m;
|
|
|
|
items[i] = calloc(delta, sizeof (Efl_Ui_Collection_Item));
|
|
if (!items[i]) continue;
|
|
|
|
for (m = 0; m < delta && t < 3; m++)
|
|
{
|
|
items[i][m] = pd->viewport[t]->items[j];
|
|
|
|
j++;
|
|
if (j < pd->viewport[t]->count) continue;
|
|
|
|
j = 0;
|
|
t++;
|
|
if (t == 3) break;
|
|
}
|
|
|
|
// Preserve last updated index to later build a request
|
|
if (t == 3)
|
|
{
|
|
upperlimit_offset = pd->viewport[0]->offset + i * delta + m;
|
|
|
|
t = 4; // So that we never come back here again
|
|
}
|
|
}
|
|
|
|
// For now destroy leftover object, could be cached
|
|
for (i = t; i < 3; i++)
|
|
{
|
|
for (; j < pd->viewport[i]->count; j++)
|
|
{
|
|
_item_cleanup(pd->factory, &pd->viewport[i]->items[j]);
|
|
}
|
|
j = 0;
|
|
}
|
|
|
|
// And now define viewport back
|
|
for (i = 0; i < 3; i++)
|
|
{
|
|
free(pd->viewport[i]->items);
|
|
pd->viewport[i]->items = items[i];
|
|
pd->viewport[i]->count = delta;
|
|
pd->viewport[i]->offset = pd->viewport[0]->offset + delta * i;
|
|
}
|
|
}
|
|
|
|
// We decided that resizing was unecessary
|
|
delta = pd->viewport[0]->count;
|
|
|
|
// Try to keep the visual viewport in between half of the first and last viewport
|
|
|
|
// start_id is in the first half of the first viewport, assume upward move
|
|
// start_id + delta is in the second half of the last viewport, assume upward move
|
|
if (pd->viewport[0]->offset + delta / 2 < pd->start_id ||
|
|
pd->start_id + delta > pd->viewport[2]->offset + delta / 2)
|
|
{
|
|
// We could optimize this to actually just move viewport around in most cases
|
|
Efl_Ui_Collection_Item *items[3];
|
|
unsigned int j = 0, t = 0;
|
|
uint64_t target, current;
|
|
|
|
// Case where are at the top
|
|
if (pd->start_id < delta && pd->viewport[0]->offset == 0) goto build_request;
|
|
|
|
// Trying to adjust the offset to maintain it in the center viewport +/- delta/2
|
|
baseid = (pd->start_id < delta) ? 0 : pd->start_id - delta;
|
|
|
|
// Lookup for starting point
|
|
lowerlimit_offset = pd->viewport[0]->offset;
|
|
target = baseid;
|
|
|
|
// cleanup before target
|
|
for (current = pd->viewport[t]->offset; current < target; current++)
|
|
{
|
|
_item_cleanup(pd->factory, &pd->viewport[t]->items[j]);
|
|
|
|
j++;
|
|
if (j < pd->viewport[t]->count) continue;
|
|
|
|
j = 0;
|
|
t++;
|
|
if (t == 3) break;
|
|
}
|
|
|
|
// Allocation and copy
|
|
for (i = 0; i < 3; i++)
|
|
{
|
|
unsigned int m;
|
|
|
|
items[i] = calloc(delta, sizeof (Efl_Ui_Collection_Item));
|
|
if (!items[i]) continue;
|
|
|
|
for (m = 0; m < delta && t < 3; m++, target++)
|
|
{
|
|
if (target < pd->viewport[t]->offset) continue ;
|
|
items[i][m] = pd->viewport[t]->items[j];
|
|
|
|
j++;
|
|
if (j < pd->viewport[t]->count) continue;
|
|
|
|
j = 0;
|
|
t++;
|
|
if (t == 3) break;
|
|
}
|
|
|
|
// Preserve last updated index to later build a request
|
|
if (t == 3)
|
|
{
|
|
if (upperlimit_offset > pd->viewport[0]->offset + i * delta + m)
|
|
{
|
|
upperlimit_offset = pd->viewport[0]->offset + i * delta + m;
|
|
}
|
|
|
|
t = 4; // So that we never come back here again
|
|
}
|
|
}
|
|
|
|
// For now destroy leftover object, could be cached
|
|
for (i = t; i < 3; i++)
|
|
{
|
|
for (; j < pd->viewport[i]->count; j++)
|
|
{
|
|
_item_cleanup(pd->factory, &pd->viewport[i]->items[j]);
|
|
}
|
|
j = 0;
|
|
}
|
|
|
|
// And now define viewport back
|
|
for (i = 0; i < 3; i++)
|
|
{
|
|
free(pd->viewport[i]->items);
|
|
pd->viewport[i]->items = items[i];
|
|
pd->viewport[i]->offset = baseid + delta * i;
|
|
}
|
|
}
|
|
|
|
build_request:
|
|
// Check if the first viewport has all the lower part of it filled with objects
|
|
if (pd->viewport[0]->offset < lowerlimit_offset)
|
|
{
|
|
Efl_Ui_Collection_Request *request;
|
|
|
|
request = calloc(1, sizeof (Efl_Ui_Collection_Request));
|
|
if (request) return ;
|
|
|
|
request->offset = lowerlimit_offset;
|
|
// This length work over multiple viewport as they are contiguous
|
|
request->length = lowerlimit_offset - pd->viewport[0]->offset;
|
|
request->model_requested = EINA_TRUE;
|
|
request->need_entity = EINA_TRUE;
|
|
|
|
requests = eina_list_append(requests, request);
|
|
}
|
|
|
|
// Check if the last viewport has all the upper part of it filler with objects
|
|
if (pd->viewport[2]->offset + pd->viewport[2]->count > upperlimit_offset)
|
|
{
|
|
Efl_Ui_Collection_Request *request;
|
|
|
|
request = calloc(1, sizeof (Efl_Ui_Collection_Request));
|
|
if (request) return ;
|
|
|
|
request->offset = upperlimit_offset;
|
|
// This length work over multiple viewport as they are contiguous
|
|
request->length = pd->viewport[2]->offset + pd->viewport[2]->count - upperlimit_offset;
|
|
request->model_requested = EINA_TRUE;
|
|
request->need_entity = EINA_TRUE;
|
|
|
|
requests = eina_list_append(requests, request);
|
|
}
|
|
|
|
flush_requests:
|
|
requests = _batch_request_flush(requests, data, pd);
|
|
}
|
|
#endif
|
|
|
|
EFL_CALLBACKS_ARRAY_DEFINE(manager_cbs,
|
|
{ EFL_UI_POSITION_MANAGER_ENTITY_EVENT_CONTENT_SIZE_CHANGED, _manager_content_size_changed_cb },
|
|
{ EFL_UI_POSITION_MANAGER_ENTITY_EVENT_CONTENT_MIN_SIZE_CHANGED, _manager_content_min_size_changed_cb },
|
|
{ EFL_UI_POSITION_MANAGER_ENTITY_EVENT_VISIBLE_RANGE_CHANGED, _manager_content_visible_range_changed_cb }
|
|
)
|
|
|
|
static void
|
|
_item_scroll_internal(Eo *obj EINA_UNUSED,
|
|
Efl_Ui_Collection_View_Data *pd,
|
|
uint64_t index,
|
|
double align EINA_UNUSED,
|
|
Eina_Bool anim)
|
|
{
|
|
Eina_Rect ipos, view;
|
|
Eina_Position2D vpos;
|
|
|
|
if (!pd->scroller) return;
|
|
|
|
ipos = efl_ui_position_manager_entity_position_single_item(pd->manager, index);
|
|
view = efl_ui_scrollable_viewport_geometry_get(pd->scroller);
|
|
vpos = efl_ui_scrollable_content_pos_get(pd->scroller);
|
|
|
|
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->scroller, ipos, anim);
|
|
}
|
|
|
|
// Exported function
|
|
|
|
EOLIAN static void
|
|
_efl_ui_collection_view_factory_set(Eo *obj EINA_UNUSED, Efl_Ui_Collection_View_Data *pd,
|
|
Efl_Ui_Factory *factory)
|
|
{
|
|
if (pd->factory) efl_ui_property_bind(pd->factory, "selected", NULL);
|
|
efl_replace(&pd->factory, factory);
|
|
if (pd->factory) efl_ui_property_bind(pd->factory, "selected", "self.selected");
|
|
}
|
|
|
|
EOLIAN static Efl_Ui_Factory *
|
|
_efl_ui_collection_view_factory_get(const Eo *obj EINA_UNUSED, Efl_Ui_Collection_View_Data *pd)
|
|
{
|
|
return pd->factory;
|
|
}
|
|
|
|
static void
|
|
_unref_cb(void *data)
|
|
{
|
|
Eo *obj = data;
|
|
|
|
efl_unref(obj);
|
|
}
|
|
|
|
EOLIAN static void
|
|
_efl_ui_collection_view_position_manager_set(Eo *obj, Efl_Ui_Collection_View_Data *pd,
|
|
Efl_Ui_Position_Manager_Entity *manager)
|
|
{
|
|
Efl_Model *model;
|
|
unsigned int count;
|
|
|
|
if (manager)
|
|
EINA_SAFETY_ON_FALSE_RETURN(efl_isa(manager, EFL_UI_POSITION_MANAGER_ENTITY_INTERFACE));
|
|
|
|
if (pd->manager)
|
|
{
|
|
efl_event_callback_array_del(pd->manager, manager_cbs(), obj);
|
|
efl_del(pd->manager);
|
|
}
|
|
pd->manager = manager;
|
|
if (!pd->manager) return;
|
|
|
|
// Start watching change on model from here on
|
|
model = pd->model;
|
|
count = model ? efl_model_children_count_get(model) : 0;
|
|
|
|
efl_parent_set(pd->manager, obj);
|
|
efl_event_callback_array_add(pd->manager, manager_cbs(), obj);
|
|
switch(efl_ui_position_manager_entity_version(pd->manager, 1))
|
|
{
|
|
case 1:
|
|
efl_ui_position_manager_data_access_v1_data_access_set(pd->manager,
|
|
efl_ref(obj), _batch_entity_cb, _unref_cb,
|
|
efl_ref(obj), _batch_size_cb, _unref_cb,
|
|
count);
|
|
break;
|
|
}
|
|
|
|
if (efl_finalized_get(obj))
|
|
efl_ui_position_manager_entity_viewport_set(pd->manager, efl_ui_scrollable_viewport_geometry_get(obj));
|
|
efl_ui_layout_orientation_set(pd->manager, pd->direction);
|
|
}
|
|
|
|
EOLIAN static Efl_Ui_Position_Manager_Entity *
|
|
_efl_ui_collection_view_position_manager_get(const Eo *obj EINA_UNUSED,
|
|
Efl_Ui_Collection_View_Data *pd)
|
|
{
|
|
return pd->manager;
|
|
}
|
|
|
|
static void
|
|
_efl_model_count_changed(void *data EINA_UNUSED, const Efl_Event *event EINA_UNUSED)
|
|
{
|
|
// We are not triggering efl_ui_position_manager_entity_data_access_set as it is can
|
|
// only be slow, we rely on child added/removed instead (If we were to not rely on
|
|
// child added/removed we could maybe use count changed)
|
|
}
|
|
|
|
static void
|
|
_efl_model_properties_changed(void *data EINA_UNUSED, const Efl_Event *event EINA_UNUSED)
|
|
{
|
|
// We could here watch if the global base size item change and notify of a global change
|
|
// But I can not find a proper way to do it for the object that are not visible, which
|
|
// is kind of the point...
|
|
}
|
|
|
|
static void
|
|
_cache_cleanup_above(Efl_Ui_Collection_View *obj, Efl_Ui_Collection_View_Data *pd, unsigned int index)
|
|
{
|
|
Efl_Ui_Collection_Item_Lookup *lookup;
|
|
Eina_Array scheduled_release;
|
|
Eina_Array mark;
|
|
Eina_Array_Iterator iterator;
|
|
unsigned int i;
|
|
|
|
eina_array_step_set(&mark, sizeof (Eina_Array), 16);
|
|
eina_array_step_set(&scheduled_release, sizeof (Eina_Array), 16);
|
|
|
|
_mark_ge((void*) pd->cache, &mark, index);
|
|
|
|
EINA_ARRAY_ITER_NEXT(&mark, i, lookup, iterator)
|
|
{
|
|
pd->cache = (void*) eina_rbtree_inline_remove(pd->cache,
|
|
EINA_RBTREE_GET(lookup),
|
|
_cache_tree_cmp, NULL);
|
|
_item_cleanup(obj, pd->factory, &lookup->item, &scheduled_release);
|
|
free(lookup);
|
|
}
|
|
eina_array_flush(&mark);
|
|
|
|
efl_ui_factory_release(pd->factory, eina_array_iterator_new(&scheduled_release));
|
|
eina_array_flush(&scheduled_release);
|
|
}
|
|
|
|
static void
|
|
_efl_model_child_added(void *data, const Efl_Event *event)
|
|
{
|
|
// At the moment model only append child, but let's try to handle it theorically correct
|
|
Efl_Model_Children_Event *ev = event->info;
|
|
MY_DATA_GET(data, pd);
|
|
#ifdef VIEWPORT_ENABLE
|
|
Eina_List *requests = NULL;
|
|
unsigned int i;
|
|
#endif
|
|
|
|
_cache_cleanup_above(data, pd, ev->index);
|
|
|
|
// Check if we really have something to do
|
|
#ifdef VIEWPORT_ENABLE
|
|
if (!pd->viewport[0]) goto notify_manager;
|
|
|
|
// Insert the child in the viewport if necessary
|
|
for (i = 0; i < 3; i++)
|
|
{
|
|
Efl_Ui_Collection_Request *request;
|
|
unsigned int o;
|
|
unsigned int j;
|
|
|
|
if (ev->index < pd->viewport[i]->offset)
|
|
{
|
|
pd->viewport[i]->offset++;
|
|
continue;
|
|
}
|
|
if (pd->viewport[i]->offset + pd->viewport[i]->count < ev->index)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
for (j = 2; j > i; j--)
|
|
{
|
|
_item_cleanup(pd->factory, &pd->viewport[j]->items[pd->viewport[j]->count - 1]);
|
|
memmove(&pd->viewport[j]->items[1],
|
|
&pd->viewport[j]->items[0],
|
|
(pd->viewport[j]->count - 1) * sizeof (Efl_Ui_Collection_Item));
|
|
pd->viewport[j]->items[0] = pd->viewport[j - 1]->items[pd->viewport[j - 1]->count - 1];
|
|
pd->viewport[j - 1]->items[pd->viewport[j - 1]->count - 1].entity = NULL;
|
|
pd->viewport[j - 1]->items[pd->viewport[j - 1]->count - 1].model = NULL;
|
|
}
|
|
o = ev->index - pd->viewport[i]->offset;
|
|
memmove(&pd->viewport[j]->items[o],
|
|
&pd->viewport[j]->items[o + 1],
|
|
(pd->viewport[j]->count - 1 - o) * sizeof (Efl_Ui_Collection_Item));
|
|
pd->viewport[j]->items[o].entity = NULL;
|
|
pd->viewport[j]->items[o].model = efl_ref(ev->child);
|
|
|
|
request = calloc(1, sizeof (Efl_Ui_Collection_Request));
|
|
if (!request) break;
|
|
request->offset = ev->index;
|
|
request->length = 1;
|
|
request->model_requested = EINA_TRUE;
|
|
request->need_entity = EINA_TRUE;
|
|
|
|
requests = eina_list_append(requests, request);
|
|
|
|
requests = _batch_request_flush(requests, data, pd);
|
|
|
|
break;
|
|
}
|
|
|
|
notify_manager:
|
|
#endif
|
|
// FIXME this function must be called with an entity
|
|
efl_ui_position_manager_entity_item_added(pd->manager, ev->index, NULL);
|
|
}
|
|
|
|
static void
|
|
_efl_model_child_removed(void *data, const Efl_Event *event)
|
|
{
|
|
Efl_Model_Children_Event *ev = event->info;
|
|
MY_DATA_GET(data, pd);
|
|
Eina_List *requests = NULL;
|
|
Efl_Ui_Collection_Request *request = NULL;
|
|
#ifdef VIEWPORT_ENABLE
|
|
Eina_List *requests = NULL;
|
|
unsigned int i;
|
|
#endif
|
|
unsigned int upper_end;
|
|
long length;
|
|
unsigned int count;
|
|
|
|
// FIXME: later optimization, instead of reloading everyone, we could actually track index and self
|
|
// update would be more efficient, but it is also more tricky
|
|
_cache_cleanup_above(data, pd, ev->index);
|
|
|
|
count = efl_model_children_count_get(event->object);
|
|
length = pd->current_range.end_id - pd->current_range.start_id;
|
|
upper_end = MIN(pd->current_range.end_id + (length / 2), count);
|
|
|
|
// Check if we really have something to do
|
|
#ifdef VIEWPORT_ENABLE
|
|
if (!pd->viewport[0]) goto notify_manager;
|
|
|
|
// Insert the child in the viewport if necessary
|
|
for (i = 0; i < 3; i++)
|
|
{
|
|
Efl_Ui_Collection_Request *request;
|
|
unsigned int o;
|
|
|
|
if (ev->index < pd->viewport[i]->offset)
|
|
{
|
|
pd->viewport[i]->offset--;
|
|
continue;
|
|
}
|
|
if (pd->viewport[i]->offset + pd->viewport[i]->count < ev->index)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
o = ev->index - pd->viewport[i]->offset;
|
|
_item_cleanup(pd->factory, &pd->viewport[i]->items[o]);
|
|
for (; i < 3; i++)
|
|
{
|
|
memmove(&pd->viewport[i]->items[o],
|
|
&pd->viewport[i]->items[o + 1],
|
|
(pd->viewport[i]->count - 1 - o) * sizeof (Efl_Ui_Collection_Item));
|
|
if (i + 1 < 3)
|
|
{
|
|
pd->viewport[i]->items[pd->viewport[i]->count - 1] = pd->viewport[i + 1]->items[0];
|
|
}
|
|
else
|
|
{
|
|
pd->viewport[i]->items[pd->viewport[i]->count - 1].entity = NULL;
|
|
pd->viewport[i]->items[pd->viewport[i]->count - 1].model = NULL;
|
|
}
|
|
o = 0;
|
|
}
|
|
|
|
request = calloc(1, sizeof (Efl_Ui_Collection_Request));
|
|
if (!request) break;
|
|
request->offset = pd->viewport[2]->offset + pd->viewport[i]->count - 1;
|
|
request->length = 1;
|
|
request->model_requested = EINA_TRUE;
|
|
request->need_entity = EINA_TRUE;
|
|
|
|
requests = eina_list_append(requests, request);
|
|
|
|
requests = _batch_request_flush(requests, data, pd);
|
|
|
|
break;
|
|
}
|
|
|
|
notify_manager:
|
|
#endif
|
|
requests = _request_add(requests, &request, ev->index, EINA_TRUE);
|
|
request->length = upper_end - ev->index;
|
|
|
|
if (request->length > 0)
|
|
{
|
|
requests = eina_list_append(requests, request);
|
|
requests = _batch_request_flush(requests, data, pd);
|
|
}
|
|
|
|
efl_ui_position_manager_entity_item_removed(pd->manager, ev->index, NULL);
|
|
}
|
|
|
|
EFL_CALLBACKS_ARRAY_DEFINE(model_cbs,
|
|
{ EFL_MODEL_EVENT_CHILDREN_COUNT_CHANGED, _efl_model_count_changed },
|
|
{ EFL_MODEL_EVENT_PROPERTIES_CHANGED, _efl_model_properties_changed },
|
|
{ EFL_MODEL_EVENT_CHILD_ADDED, _efl_model_child_added },
|
|
{ EFL_MODEL_EVENT_CHILD_REMOVED, _efl_model_child_removed })
|
|
|
|
static void
|
|
_efl_ui_collection_view_model_changed(void *data, const Efl_Event *event)
|
|
{
|
|
Efl_Model_Changed_Event *ev = event->info;
|
|
Eina_List *requests = NULL;
|
|
MY_DATA_GET(data, pd);
|
|
Eina_Iterator *it;
|
|
const char *property;
|
|
Efl_Model *model = NULL;
|
|
unsigned int count;
|
|
Efl_Model *mselect = NULL;
|
|
Eina_Bool selection = EINA_FALSE, sizing = EINA_FALSE;
|
|
|
|
if (ev->previous) efl_event_callback_array_del(ev->previous, model_cbs(), data);
|
|
if (ev->current) efl_event_callback_array_add(ev->current, model_cbs(), data);
|
|
|
|
// Cleanup all object, pending request and refetch everything
|
|
_all_cleanup(data, pd);
|
|
|
|
efl_replace(&pd->model, NULL);
|
|
|
|
if (!ev->current)
|
|
{
|
|
if (pd->multi_selectable_async_model)
|
|
{
|
|
efl_event_callback_forwarder_del(pd->multi_selectable_async_model,
|
|
EFL_UI_SELECTABLE_EVENT_SELECTION_CHANGED,
|
|
data);
|
|
efl_composite_detach(data, pd->multi_selectable_async_model);
|
|
efl_replace(&pd->multi_selectable_async_model, NULL);
|
|
}
|
|
return ;
|
|
}
|
|
|
|
it = efl_model_properties_get(ev->current);
|
|
EINA_ITERATOR_FOREACH(it, property)
|
|
{
|
|
// Check if the model provide selection
|
|
if (eina_streq(property, "child.selected"))
|
|
selection = EINA_TRUE;
|
|
// Check if the model provide sizing logic
|
|
else if (eina_streq(property, _efl_model_property_itemw) ||
|
|
eina_streq(property, _efl_model_property_itemh))
|
|
sizing = EINA_TRUE;
|
|
}
|
|
eina_iterator_free(it);
|
|
|
|
if (selection)
|
|
{
|
|
// Search the composition of model for the one providing MULTI_SELECTABLE_ASYNC
|
|
mselect = ev->current;
|
|
while (mselect &&
|
|
!efl_isa(mselect, EFL_UI_MULTI_SELECTABLE_ASYNC_INTERFACE) &&
|
|
efl_isa(mselect, EFL_COMPOSITE_MODEL_CLASS))
|
|
mselect = efl_ui_view_model_get(mselect);
|
|
|
|
if (!efl_isa(mselect, EFL_UI_MULTI_SELECTABLE_ASYNC_INTERFACE))
|
|
{
|
|
mselect = NULL;
|
|
selection = EINA_FALSE;
|
|
}
|
|
}
|
|
|
|
// Try to build the minimal chain of necessary model for collection view
|
|
model = ev->current;
|
|
|
|
// Build and connect the selection model properly
|
|
if (!mselect)
|
|
{
|
|
mselect = model = efl_add(EFL_UI_SELECT_MODEL_CLASS, data,
|
|
efl_ui_view_model_set(efl_added, model));
|
|
}
|
|
if (pd->multi_selectable_async_model)
|
|
{
|
|
efl_event_callback_forwarder_del(pd->multi_selectable_async_model,
|
|
EFL_UI_SELECTABLE_EVENT_SELECTION_CHANGED,
|
|
data);
|
|
efl_composite_detach(data, pd->multi_selectable_async_model);
|
|
}
|
|
efl_replace(&pd->multi_selectable_async_model, mselect);
|
|
efl_composite_attach(data, pd->multi_selectable_async_model);
|
|
efl_event_callback_forwarder_add(pd->multi_selectable_async_model,
|
|
EFL_UI_SELECTABLE_EVENT_SELECTION_CHANGED,
|
|
data);
|
|
|
|
if (!sizing) model = efl_add(EFL_UI_HOMOGENEOUS_MODEL_CLASS, data,
|
|
efl_ui_view_model_set(efl_added, model));
|
|
|
|
count = efl_model_children_count_get(model);
|
|
|
|
#ifdef VIEWPORT_ENABLE
|
|
for (i = 0; i < 3; i++)
|
|
{
|
|
Efl_Ui_Collection_Request *request;
|
|
|
|
if (!pd->viewport[i]) continue ;
|
|
if (pd->viewport[i]->count == 0) continue ;
|
|
|
|
request = calloc(1, sizeof (Efl_Ui_Collection_Request));
|
|
if (!request) continue ;
|
|
|
|
request->offset = pd->viewport[i]->offset;
|
|
request->length = pd->viewport[i]->count;
|
|
request->model_requested = EINA_TRUE;
|
|
request->need_entity = EINA_TRUE;
|
|
|
|
requests = eina_list_append(requests, request);
|
|
}
|
|
#endif
|
|
requests = _batch_request_flush(requests, data, pd);
|
|
|
|
pd->model = model;
|
|
efl_ui_position_manager_entity_item_size_changed(pd->manager, 0, count - 1);
|
|
switch(efl_ui_position_manager_entity_version(pd->manager, 1))
|
|
{
|
|
case 1:
|
|
efl_ui_position_manager_data_access_v1_data_access_set(pd->manager,
|
|
efl_ref(data), _batch_entity_cb, _unref_cb,
|
|
efl_ref(data), _batch_size_cb, _unref_cb,
|
|
count);
|
|
break;
|
|
}
|
|
|
|
|
|
}
|
|
|
|
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_position_manager_entity_viewport_set(pd->manager, 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_position_manager_entity_scroll_position_set(pd->manager, rpos.x, rpos.y);
|
|
}
|
|
|
|
EFL_CALLBACKS_ARRAY_DEFINE(pan_events_cb,
|
|
{EFL_UI_PAN_EVENT_PAN_CONTENT_POSITION_CHANGED, _pan_position_changed_cb},
|
|
{EFL_GFX_ENTITY_EVENT_SIZE_CHANGED, _pan_viewport_changed_cb},
|
|
{EFL_GFX_ENTITY_EVENT_POSITION_CHANGED, _pan_viewport_changed_cb},
|
|
)
|
|
|
|
EOLIAN static Efl_Object *
|
|
_efl_ui_collection_view_efl_object_constructor(Eo *obj, Efl_Ui_Collection_View_Data *pd)
|
|
{
|
|
pd->direction = EFL_UI_LAYOUT_ORIENTATION_VERTICAL;
|
|
obj = efl_constructor(efl_super(obj, EFL_UI_COLLECTION_VIEW_CLASS));
|
|
|
|
if (!elm_widget_theme_klass_get(obj))
|
|
elm_widget_theme_klass_set(obj, "collection");
|
|
|
|
efl_wref_add(efl_add(EFL_CANVAS_RECTANGLE_CLASS, evas_object_evas_get(obj)), &pd->sizer);
|
|
efl_gfx_color_set(pd->sizer, 0, 0, 0, 0);
|
|
|
|
efl_wref_add(efl_add(EFL_UI_PAN_CLASS, obj), &pd->pan);
|
|
efl_content_set(pd->pan, pd->sizer);
|
|
efl_event_callback_array_add(pd->pan, pan_events_cb(), obj);
|
|
|
|
efl_wref_add(efl_add(EFL_UI_SCROLL_MANAGER_CLASS, obj), &pd->scroller);
|
|
efl_composite_attach(obj, pd->scroller);
|
|
efl_ui_mirrored_set(pd->scroller, efl_ui_mirrored_get(obj));
|
|
efl_ui_scroll_manager_pan_set(pd->scroller, pd->pan);
|
|
|
|
efl_ui_scroll_connector_bind(obj, pd->scroller);
|
|
|
|
efl_event_callback_add(obj, EFL_UI_VIEW_EVENT_MODEL_CHANGED,
|
|
_efl_ui_collection_view_model_changed, obj);
|
|
|
|
return obj;
|
|
}
|
|
|
|
EOLIAN static void
|
|
_efl_ui_collection_view_efl_object_invalidate(Eo *obj,
|
|
Efl_Ui_Collection_View_Data *pd)
|
|
{
|
|
efl_ui_collection_view_position_manager_set(obj, NULL);
|
|
efl_event_callback_del(obj, EFL_UI_VIEW_EVENT_MODEL_CHANGED,
|
|
_efl_ui_collection_view_model_changed, obj);
|
|
|
|
_all_cleanup(obj, pd);
|
|
|
|
efl_invalidate(efl_super(obj, EFL_UI_COLLECTION_VIEW_CLASS));
|
|
}
|
|
|
|
EOLIAN static void
|
|
_efl_ui_collection_view_efl_ui_layout_orientable_orientation_set(Eo *obj EINA_UNUSED,
|
|
Efl_Ui_Collection_View_Data *pd,
|
|
Efl_Ui_Layout_Orientation dir)
|
|
{
|
|
if (pd->direction == dir) return;
|
|
|
|
pd->direction = dir;
|
|
if (pd->manager) efl_ui_layout_orientation_set(pd->manager, dir);
|
|
}
|
|
|
|
EOLIAN static Efl_Ui_Layout_Orientation
|
|
_efl_ui_collection_view_efl_ui_layout_orientable_orientation_get(const Eo *obj EINA_UNUSED,
|
|
Efl_Ui_Collection_View_Data *pd)
|
|
{
|
|
return pd->direction;
|
|
}
|
|
|
|
EOLIAN static Eina_Error
|
|
_efl_ui_collection_view_efl_ui_widget_theme_apply(Eo *obj, Efl_Ui_Collection_View_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->scroller, efl_ui_mirrored_get(obj));
|
|
efl_content_set(efl_part(wd->resize_obj, "efl.content"), pd->pan);
|
|
|
|
return res;
|
|
}
|
|
|
|
EOLIAN static void
|
|
_efl_ui_collection_view_efl_ui_scrollable_match_content_set(Eo *obj, Efl_Ui_Collection_View_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->scroller, w, h);
|
|
flush_min_size(obj, pd);
|
|
}
|
|
|
|
EOLIAN static Efl_Ui_Focus_Manager *
|
|
_efl_ui_collection_view_efl_ui_widget_focus_manager_focus_manager_create(Eo *obj, Efl_Ui_Collection_View_Data *pd EINA_UNUSED, Efl_Ui_Focus_Object *root)
|
|
{
|
|
Efl_Ui_Collection_View_Focus_Manager_Data *mpd;
|
|
Eo *manager = efl_add(EFL_UI_COLLECTION_VIEW_FOCUS_MANAGER_CLASS, obj,
|
|
efl_ui_focus_manager_root_set(efl_added, root));
|
|
|
|
mpd = efl_data_scope_get(manager, EFL_UI_COLLECTION_VIEW_FOCUS_MANAGER_CLASS);
|
|
mpd->collection = obj;
|
|
|
|
return manager;
|
|
}
|
|
|
|
EOLIAN static Efl_Ui_Focus_Object *
|
|
_efl_ui_collection_view_efl_ui_focus_manager_move(Eo *obj, Efl_Ui_Collection_View_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_combined_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->scroller);
|
|
Eina_Position2D vpos = efl_ui_scrollable_content_pos_get(pd->scroller);
|
|
|
|
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
|
|
{
|
|
Efl_Model *model;
|
|
Eina_Value *vindex;
|
|
uint64_t index;
|
|
|
|
model = efl_ui_view_model_get(new_obj);
|
|
vindex = efl_model_property_get(model, "child.index");
|
|
if (eina_value_uint64_convert(vindex, &index))
|
|
_item_scroll_internal(obj, pd, index, .0, EINA_TRUE);
|
|
eina_value_free(vindex);
|
|
}
|
|
|
|
return new_obj;
|
|
}
|
|
|
|
EOLIAN static Eina_Bool
|
|
_efl_ui_collection_view_efl_ui_widget_focus_state_apply(Eo *obj, Efl_Ui_Collection_View_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);
|
|
}
|
|
|
|
#include "efl_ui_collection_view.eo.c"
|
|
|
|
#define ITEM_IS_OUTSIDE_VISIBLE(id) id < cpd->start_id || id > cpd->end_id
|
|
|
|
static Efl_Ui_Item *
|
|
_find_item(Eo *obj EINA_UNUSED, Efl_Ui_Collection_View_Data *pd EINA_UNUSED, Eo *focused_element)
|
|
{
|
|
if (!focused_element) return NULL;
|
|
|
|
while (focused_element &&
|
|
efl_key_data_get(focused_element, COLLECTION_VIEW_MANAGED) != COLLECTION_VIEW_MANAGED_YES)
|
|
{
|
|
focused_element = efl_ui_widget_parent_get(focused_element);
|
|
}
|
|
|
|
return focused_element;
|
|
}
|
|
|
|
static inline void
|
|
_assert_item_available(Eo *item, int new_id, Efl_Ui_Collection_View_Data *pd)
|
|
{
|
|
efl_gfx_entity_visible_set(item, EINA_TRUE);
|
|
efl_gfx_entity_geometry_set(item, efl_ui_position_manager_entity_position_single_item(pd->manager, new_id));
|
|
}
|
|
EOLIAN static void
|
|
_efl_ui_collection_view_focus_manager_efl_ui_focus_manager_manager_focus_set(Eo *obj, Efl_Ui_Collection_View_Focus_Manager_Data *pd, Efl_Ui_Focus_Object *focus)
|
|
{
|
|
MY_DATA_GET(pd->collection, cpd);
|
|
Efl_Ui_Item *item = NULL;
|
|
uint64_t item_id;
|
|
|
|
if (focus == efl_ui_focus_manager_root_get(obj))
|
|
{
|
|
// Find last item
|
|
item_id = efl_model_children_count_get(cpd->model) - 1;
|
|
}
|
|
else
|
|
{
|
|
Efl_Model *model;
|
|
Eina_Value *vindex;
|
|
|
|
item = _find_item(obj, cpd, focus);
|
|
if (!item) return ;
|
|
|
|
model = efl_ui_view_model_get(item);
|
|
vindex = efl_model_property_get(model, "child.index");
|
|
if (!eina_value_uint64_convert(vindex, &item_id)) return;
|
|
eina_value_free(vindex);
|
|
}
|
|
|
|
// If this is NULL then we are before finalize, we cannot serve any sane value here
|
|
if (!cpd->manager) return ;
|
|
|
|
if (ITEM_IS_OUTSIDE_VISIBLE(item_id))
|
|
{
|
|
_assert_item_available(item, item_id, cpd);
|
|
}
|
|
efl_ui_focus_manager_focus_set(efl_super(obj, EFL_UI_COLLECTION_VIEW_FOCUS_MANAGER_CLASS), focus);
|
|
}
|
|
|
|
static int
|
|
_id_from_item(Efl_Ui_Item *item, uint64_t *index)
|
|
{
|
|
Eina_Value *vindex;
|
|
Efl_Model *model;
|
|
|
|
model = efl_ui_view_model_get(item);
|
|
|
|
vindex = efl_model_property_get(model, "child.index");
|
|
EINA_SAFETY_ON_FALSE_RETURN_VAL(eina_value_uint64_convert(vindex, index), EINA_FALSE);
|
|
eina_value_free(vindex);
|
|
return EINA_TRUE;
|
|
}
|
|
|
|
EOLIAN static Efl_Ui_Focus_Object *
|
|
_efl_ui_collection_view_focus_manager_efl_ui_focus_manager_request_move(Eo *obj, Efl_Ui_Collection_View_Focus_Manager_Data *pd, Efl_Ui_Focus_Direction direction, Efl_Ui_Focus_Object *child, Eina_Bool logical)
|
|
{
|
|
MY_DATA_GET(pd->collection, cpd);
|
|
Efl_Ui_Item *new_item, *item;
|
|
uint64_t item_id;
|
|
|
|
if (!child)
|
|
child = efl_ui_focus_manager_focus_get(obj);
|
|
|
|
item = _find_item(obj, cpd, child);
|
|
|
|
//if this is NULL then we are before finalize, we cannot serve any sane value here
|
|
if (!cpd->manager) return NULL;
|
|
if (!item) return NULL;
|
|
|
|
if (!_id_from_item(item, &item_id))
|
|
return NULL;
|
|
|
|
if (ITEM_IS_OUTSIDE_VISIBLE(item_id))
|
|
{
|
|
int new_id;
|
|
|
|
new_id = efl_ui_position_manager_entity_relative_item(cpd->manager,
|
|
item_id,
|
|
direction);
|
|
if (new_id == -1)
|
|
{
|
|
new_item = NULL;
|
|
}
|
|
else
|
|
{
|
|
Efl_Ui_Collection_Item_Lookup *lookup;
|
|
#ifdef VIEWPORT_ENABLE
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < 3; i++)
|
|
{
|
|
if (!cpd->viewport[i]) continue;
|
|
|
|
if (!((cpd->viewport[i]->offset <= (unsigned int) new_id) &&
|
|
((unsigned int) new_id < cpd->viewport[i]->offset + cpd->viewport[i]->count)))
|
|
continue;
|
|
|
|
new_item = cpd->viewport[i]->items[new_id - cpd->viewport[i]->offset].entity;
|
|
// We shouldn't get in a case where the available item is NULL
|
|
if (!new_item) break; // Just in case
|
|
_assert_item_available(new_item, new_id, cpd);
|
|
}
|
|
#else
|
|
uint64_t search_index = new_id;
|
|
lookup = (void*) eina_rbtree_inline_lookup(cpd->cache, &search_index,
|
|
sizeof (new_id), _cache_tree_lookup,
|
|
NULL);
|
|
if (lookup)
|
|
{
|
|
_assert_item_available(lookup->item.entity, new_id, cpd);
|
|
new_item = lookup->item.entity;
|
|
}
|
|
else
|
|
{
|
|
ERR("This item cannot get focus right now. It should be visible first.");
|
|
new_item = NULL;
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
else
|
|
{
|
|
new_item = efl_ui_focus_manager_request_move(efl_super(obj, EFL_UI_COLLECTION_VIEW_FOCUS_MANAGER_CLASS), direction, child, logical);
|
|
}
|
|
|
|
return new_item;
|
|
}
|
|
|
|
#include "efl_ui_collection_view_focus_manager.eo.c"
|