326 lines
8.5 KiB
C
326 lines
8.5 KiB
C
#include "ephoto.h"
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#define TODO_ITEM_MIN_BATCH 16
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#define PARENT_DIR "Up"
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typedef struct _Ephoto_List_Browser Ephoto_List_Browser;
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struct _Ephoto_List_Browser
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{
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Ephoto *ephoto;
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Ephoto_Entry *entry;
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Evas_Object *list;
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Eio_File *ls;
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Eina_List *todo_items;
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Eina_List *list_items;
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Eina_List *handlers;
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struct {
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Ecore_Animator *todo_items;
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} animator;
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Eina_Bool list_deleted : 1;
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};
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static Elm_Genlist_Item_Class _ephoto_list_item_class;
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static Elm_Genlist_Item_Class _ephoto_list_up_item_class;
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static Ephoto_Entry *up_entry;
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static void
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_todo_items_free(Ephoto_List_Browser *lb)
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{
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eina_list_free(lb->todo_items);
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lb->todo_items = NULL;
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}
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static void
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_list_items_free(Ephoto_List_Browser *lb)
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{
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eina_list_free(lb->list_items);
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lb->list_items = NULL;
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}
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static char *
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_ephoto_list_item_label_get(void *data, Evas_Object *obj __UNUSED__, const char *part __UNUSED__)
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{
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Ephoto_Entry *e = data;
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return strdup(e->label);
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}
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static Evas_Object *
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_ephoto_list_item_icon_get(void *data, Evas_Object *obj, const char *part)
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{
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Ephoto_Entry *e = data;
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if (strcmp(part, "elm.swallow.end"))
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return ephoto_list_icon_add(e->ephoto, obj, "folder");
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else
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return NULL;
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}
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static Evas_Object *
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_ephoto_list_item_up_icon_get(void *data, Evas_Object *obj, const char *part)
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{
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Ephoto_Entry *e = data;
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if (strcmp(part, "elm.swallow.end"))
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return ephoto_list_icon_add(e->ephoto, obj, "go-up");
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else
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return NULL;
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}
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static void
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_ephoto_list_item_del(void *data __UNUSED__, Evas_Object *obj __UNUSED__)
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{
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}
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static void
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_change_dir(void *data, Evas_Object *obj __UNUSED__, void *event __UNUSED__)
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{
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Ephoto_Entry *e = data;
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ephoto_directory_set(e->ephoto, e->path);
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}
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static int
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_entry_cmp(const void *pa, const void *pb)
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{
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const Ephoto_Entry *a = pa, *b = pb;
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int ret, s;
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s = strcmp(a->basename, b->basename);
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if (s > 0)
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ret = 1;
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else if (s < 0)
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ret = -1;
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else
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ret = 0;
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return ret;
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}
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static void
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_entry_item_add(Ephoto_List_Browser *lb, Ephoto_Entry *e)
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{
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const Elm_Genlist_Item_Class *ic;
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ic = &_ephoto_list_item_class;
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if (!lb->list_items)
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{
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e->list_item = elm_genlist_item_append
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(lb->list, ic, e, NULL, ELM_GENLIST_ITEM_NONE, _change_dir, e);
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lb->list_items = eina_list_append(lb->list_items, e);
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}
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else
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{
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int near_cmp;
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Ephoto_Entry *near_entry;
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Elm_Genlist_Item *near_item;
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Eina_List *near_node = eina_list_search_sorted_near_list
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(lb->list_items, _entry_cmp, e, &near_cmp);
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near_entry = near_node->data;
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near_item = near_entry->list_item;
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if (near_cmp < 0)
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{
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e->list_item = elm_genlist_item_insert_after
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(lb->list, ic, e, NULL, near_item, ELM_GENLIST_ITEM_NONE, _change_dir, e);
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lb->list_items = eina_list_append_relative_list
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(lb->list_items, e, near_node);
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}
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else
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{
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e->list_item = elm_genlist_item_insert_before
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(lb->list, ic, e, NULL, near_item, ELM_GENLIST_ITEM_NONE, _change_dir, e);
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lb->list_items = eina_list_prepend_relative_list
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(lb->list_items, e, near_node);
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}
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}
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if (e->list_item)
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elm_genlist_item_data_set(e->list_item, e);
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else
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{
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ERR("could not add item to list: path '%s'", e->path);
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ephoto_entry_free(e);
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return;
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}
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}
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static Eina_Bool
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_todo_items_process(void *data)
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{
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Ephoto_List_Browser *lb = data;
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Ephoto_Entry *entry;
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if ((lb->ls) && (eina_list_count(lb->todo_items) < TODO_ITEM_MIN_BATCH))
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return EINA_TRUE;
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lb->animator.todo_items = NULL;
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EINA_LIST_FREE(lb->todo_items, entry)
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_entry_item_add(lb, entry);
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return EINA_FALSE;
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}
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static void
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_list_del(void *data, Evas *e __UNUSED__, Evas_Object *o __UNUSED__, void *event_info __UNUSED__)
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{
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Ephoto_List_Browser *lb = data;
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Ecore_Event_Handler *handler;
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_todo_items_free(lb);
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_list_items_free(lb);
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EINA_LIST_FREE(lb->handlers, handler)
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ecore_event_handler_del(handler);
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if (lb->animator.todo_items)
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{
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ecore_animator_del(lb->animator.todo_items);
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lb->animator.todo_items = NULL;
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}
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if (lb->ls)
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{
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lb->list_deleted = EINA_TRUE;
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eio_file_cancel(lb->ls);
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return;
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}
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free(lb);
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}
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static Eina_Bool
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_ephoto_list_populate_start(void *data, int type __UNUSED__, void *event __UNUSED__)
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{
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Ephoto_List_Browser *lb = data;
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char *parent_dir, p[PATH_MAX];
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_todo_items_free(lb);
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_list_items_free(lb);
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elm_genlist_clear(lb->list);
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parent_dir = ecore_file_dir_get(lb->ephoto->config->directory);
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snprintf(p, PATH_MAX, "%s/.e/e/fileman/favorites", getenv("HOME"));
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if (strcmp (lb->ephoto->config->directory, p))
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{
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if (parent_dir && strcmp(lb->ephoto->config->directory, "/"))
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{
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Elm_Genlist_Item_Class *ic;
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if (up_entry)
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ephoto_entry_free(up_entry);
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up_entry = ephoto_entry_new(lb->ephoto, parent_dir, "Up");
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ic = &_ephoto_list_up_item_class;
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elm_genlist_item_append
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(lb->list, ic, up_entry, NULL, ELM_GENLIST_ITEM_NONE, _change_dir, up_entry);
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}
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}
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return ECORE_CALLBACK_PASS_ON;
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}
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static Eina_Bool
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_ephoto_list_populate_end(void *data, int type __UNUSED__, void *event __UNUSED__)
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{
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Ephoto_List_Browser *lb = data;
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lb->ls = NULL;
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if (lb->list_deleted)
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{
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free(lb);
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return ECORE_CALLBACK_PASS_ON;
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}
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return ECORE_CALLBACK_PASS_ON;
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}
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static Eina_Bool
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_ephoto_list_populate_error(void *data __UNUSED__, int type __UNUSED__, void *event __UNUSED__)
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{
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return ECORE_CALLBACK_PASS_ON;
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}
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static Eina_Bool
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_ephoto_list_entry_create(void *data, int type __UNUSED__, void *event)
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{
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Ephoto_List_Browser *lb = data;
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Ephoto_Event_Entry_Create *ev = event;
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Ephoto_Entry *e;
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e = ev->entry;
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lb->todo_items = eina_list_append(lb->todo_items, e);
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if (!lb->animator.todo_items)
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lb->animator.todo_items = ecore_animator_add(_todo_items_process, lb);
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return ECORE_CALLBACK_PASS_ON;
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}
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Evas_Object *
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ephoto_list_browser_add(Ephoto *ephoto, Evas_Object *parent)
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{
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Ephoto_List_Browser *lb;
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char *parent_dir;
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lb = calloc(1, sizeof(Ephoto_List_Browser));
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EINA_SAFETY_ON_NULL_GOTO(lb, error);
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lb->ephoto = ephoto;
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_ephoto_list_item_class.item_style = "default";
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_ephoto_list_item_class.func.label_get = _ephoto_list_item_label_get;
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_ephoto_list_item_class.func.icon_get = _ephoto_list_item_icon_get;
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_ephoto_list_item_class.func.state_get = NULL;
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_ephoto_list_item_class.func.del = _ephoto_list_item_del;
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_ephoto_list_up_item_class.item_style = "default";
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_ephoto_list_up_item_class.func.label_get = _ephoto_list_item_label_get;
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_ephoto_list_up_item_class.func.icon_get = _ephoto_list_item_up_icon_get;
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_ephoto_list_up_item_class.func.state_get = NULL;
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_ephoto_list_up_item_class.func.del = _ephoto_list_item_del;
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lb->list = elm_genlist_add(parent);
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elm_genlist_multi_select_set(lb->list, EINA_FALSE);
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elm_genlist_horizontal_mode_set(lb->list, EINA_FALSE);
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evas_object_data_set(lb->list, "list_browser", lb);
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evas_object_event_callback_add(lb->list, EVAS_CALLBACK_DEL, _list_del, lb);
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evas_object_show(lb->list);
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parent_dir = ecore_file_dir_get(lb->ephoto->config->directory);
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if (parent_dir)
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{
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Elm_Genlist_Item_Class *ic;
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ic = &_ephoto_list_up_item_class;
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up_entry = ephoto_entry_new(lb->ephoto, parent_dir, "Up");
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elm_genlist_item_append
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(lb->list, ic, up_entry, NULL, ELM_GENLIST_ITEM_NONE, _change_dir, up_entry);
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}
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lb->handlers = eina_list_append
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(lb->handlers, ecore_event_handler_add
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(EPHOTO_EVENT_POPULATE_START, _ephoto_list_populate_start, lb));
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lb->handlers = eina_list_append
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(lb->handlers, ecore_event_handler_add
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(EPHOTO_EVENT_POPULATE_END, _ephoto_list_populate_end, lb));
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lb->handlers = eina_list_append
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(lb->handlers, ecore_event_handler_add
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(EPHOTO_EVENT_POPULATE_ERROR, _ephoto_list_populate_error, lb));
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lb->handlers = eina_list_append
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(lb->handlers, ecore_event_handler_add
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(EPHOTO_EVENT_ENTRY_CREATE_DIR, _ephoto_list_entry_create, lb));
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return lb->list;
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error:
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evas_object_del(lb->list);
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return NULL;
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}
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void
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ephoto_list_browser_entry_set(Evas_Object *obj, Ephoto_Entry *entry)
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{
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Ephoto_List_Browser *lb = evas_object_data_get(obj, "list_browser");
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lb->entry = entry;
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}
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