enlightenment-module-photo/src/photo_picture_histo.c

282 lines
6.7 KiB
C

#include "Photo.h"
static void _cb_menu_populate(void *data, E_Menu *m, E_Menu_Item *mi);
static void _cb_menu_activate(void *data, E_Menu *m, E_Menu_Item *mi);
static void _cb_menu_select(void *data, E_Menu *m, E_Menu_Item *mi);
static void _cb_menu_pre_select(void *data, Evas *evas, Evas_Object *obj, void *event_info);
static void _cb_menu_post_select(void *data, Evas *evas, Evas_Object *obj, void *event_info);
static void _cb_menu_deactivate_post(void *data, E_Menu *m);
static void _cb_popi_close(void *data);
/*
* Public functions
*/
int photo_picture_histo_init(Photo_Item *pi)
{
pi->histo.list = NULL;
pi->histo.pos = 0;
return 1;
}
void photo_picture_histo_shutdown(Photo_Item *pi)
{
Eina_List *l;
Picture *p;
Photo_Item *pi2;
int cur;
if (pi->histo.list)
{
for (l=pi->histo.list; l; l=eina_list_next(l))
{
p = eina_list_data_get(l);
cur = 0;
while ( (pi2 = eina_list_nth(p->items_histo, cur)) )
{
if (pi == pi2)
p->items_histo = eina_list_remove(p->items_histo, pi);
else
cur++;
}
}
eina_list_free(pi->histo.list);
pi->histo.list = NULL;
}
pi->histo.pos = 0;
if (pi->histo.popi)
{
photo_popup_info_del(pi->histo.popi);
pi->histo.popi = NULL;
}
}
void photo_picture_histo_attach(Photo_Item *pi, Picture *picture)
{
pi->histo.list = eina_list_prepend(pi->histo.list, picture);
/* if full and we are not on the last histo item, remove last */
if (eina_list_count(pi->histo.list) > PICTURE_HISTO_SIZE_MAX)
{
Eina_List *l, *l2;
l = eina_list_last(pi->histo.list);
l2 = eina_list_nth_list(pi->histo.list, pi->histo.pos);
if (l != l2)
pi->histo.list = eina_list_remove_list(pi->histo.list, l);
}
/* add the pi to the picture's items histo list if not already here */
if (!eina_list_data_find(picture->items_histo, pi))
picture->items_histo = eina_list_append(picture->items_histo, pi);
}
Picture *photo_picture_histo_change(Photo_Item *pi, int offset)
{
Picture *picture;
int new_pos;
new_pos = pi->histo.pos + offset;
DPIC(("HISTO change from %d to %d (off %d)", pi->histo.pos, new_pos, offset));
picture = eina_list_nth(pi->histo.list, new_pos);
if (picture)
{
if (!picture->pi && !picture->delete_me)
pi->histo.pos = new_pos;
else
picture = NULL;
}
if (!picture)
DPIC(("HISTO change FAILED !!"));
return picture;
}
void photo_picture_histo_picture_del(Picture *picture)
{
Photo_Item *pi;
Eina_List *l;
if (!picture) return;
for (l=picture->items_histo; l; l=eina_list_next(l))
{
pi = eina_list_data_get(l);
while(eina_list_data_find(pi->histo.list, picture))
pi->histo.list = eina_list_remove(pi->histo.list, picture);
}
eina_list_free(picture->items_histo);
}
void photo_picture_histo_menu_append(Photo_Item *pi, E_Menu *mn_main)
{
E_Menu_Item *mi;
mi = e_menu_item_new(mn_main);
e_menu_item_label_set(mi, D_("Historic"));
e_menu_item_submenu_pre_callback_set(mi,
_cb_menu_populate, pi);
e_menu_item_submenu_post_callback_set(mi,
_cb_menu_activate, pi);
}
/*
* Private functions
*
*/
static void
_cb_menu_populate(void *data, E_Menu *m, E_Menu_Item *mi)
{
Photo_Item *pi;
E_Menu *mn;
Picture *p;
int pos;
pi = data;
mn = e_menu_new();
pi->menu_histo = mn;
e_menu_post_deactivate_callback_set(mn, _cb_menu_deactivate_post, pi);
e_menu_item_submenu_set(mi, mn);
pos = eina_list_count(pi->histo.list) - 1;
while ( (p=eina_list_nth(pi->histo.list, pos)) )
{
mi = e_menu_item_new(mn);
e_menu_item_label_set(mi, p->infos.name);
e_menu_item_radio_group_set(mi, 1);
e_menu_item_radio_set(mi, 1);
if (pi->histo.pos == pos)
e_menu_item_toggle_set(mi, 1);
e_menu_item_callback_set(mi, _cb_menu_select, pi);
evas_object_event_callback_add(mi->event_object, EVAS_CALLBACK_MOUSE_IN,
_cb_menu_pre_select, mi);
evas_object_event_callback_add(mi->event_object, EVAS_CALLBACK_MOUSE_OUT,
_cb_menu_post_select, mi);
pos--;
}
}
static void
_cb_menu_activate(void *data, E_Menu *m, E_Menu_Item *mi)
{
Photo_Item *pi;
E_Menu *mn;
Eina_List *l;
pi = data;
mn = pi->menu_histo;
if (!mn) return;
for (l=mn->items; l; l=eina_list_next(l))
{
E_Menu_Item *mi;
mi = eina_list_data_get(l);
if (!mi || mi->separator) continue;
evas_object_event_callback_add(mi->event_object, EVAS_CALLBACK_MOUSE_IN,
_cb_menu_pre_select, mi);
evas_object_event_callback_add(mi->event_object, EVAS_CALLBACK_MOUSE_OUT,
_cb_menu_post_select, mi);
}
}
static void
_cb_menu_select(void *data, E_Menu *m, E_Menu_Item *mi)
{
Photo_Item *pi;
int no;
pi = data;
no = e_menu_item_num_get(mi);
photo_item_action_change(pi,
pi->histo.pos -
(eina_list_count(pi->histo.list) - (no+1)));
photo_item_timer_set(pi, pi->config->timer_active, 0);
}
static void
_cb_menu_pre_select(void *data, Evas *evas, Evas_Object *obj, void *event_info)
{
E_Menu_Item *mi;
Photo_Item *pi;
Picture *p;
char *text;
int number;
mi = data;
if (!mi) return;
pi = mi->cb.data;
if (!pi) return;
number = (eina_list_count(pi->histo.list) - (e_menu_item_num_get(mi)+1));
DPIC(("Histo menu : Select %d in histo list", number));
p = eina_list_nth(pi->histo.list, number);
if (!p) return;
text = photo_picture_infos_get(p);
if (pi->histo.popi)
photo_popup_info_del(pi->histo.popi);
pi->histo.popi = photo_popup_info_add(pi, p->infos.name, text, p,
PICTURE_HISTO_POPUP_TIMER,
POPUP_INFO_PLACEMENT_CENTERED,
_cb_popi_close, NULL);
free(text);
}
static void
_cb_menu_post_select(void *data, Evas *evas, Evas_Object *obj, void *event_info)
{
E_Menu_Item *mi;
Photo_Item *pi;
mi = data;
if (!mi) return;
pi = mi->cb.data;
if (!pi) return;
DPIC(("Histo menu : Post select callback"));
if (pi->histo.popi)
photo_popup_info_del(pi->histo.popi);
pi->histo.popi = NULL;
}
static void
_cb_menu_deactivate_post(void *data, E_Menu *m)
{
Photo_Item *pi;
pi = data;
pi->menu_histo = NULL;
DD(("deactivate cb post"));
e_object_del(E_OBJECT(m));
}
static void
_cb_popi_close(void *data)
{
Photo_Item *pi;
pi = data;
pi->histo.popi = NULL;
}