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#include "e.h"
typedef struct _E_Widget_Data E_Widget_Data;
struct _E_Widget_Data
{
Evas_Object *obj, *table;
Eina_List *desks;
int w, h, dx, dy, cx, cy;
};
typedef struct _E_Widget_Desk_Data E_Widget_Desk_Data;
struct _E_Widget_Desk_Data
{
Evas_Object *icon, *thumb;
int zone, manager, x, y;
Ecore_Event_Handler *bg_upd_hdl;
Eina_Bool configurable : 1;
};
/* local function prototypes */
static void _e_wid_data_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__);
static void _e_wid_del_hook(Evas_Object *obj);
static void _e_wid_reconfigure(E_Widget_Data *wd);
static void _e_wid_desk_cb_config(void *data, Evas *evas, Evas_Object *obj, void *event);
static void _e_wid_cb_resize(void *data, Evas *evas, Evas_Object *obj, void *event);
static Eina_Bool _e_wid_cb_bg_update(void *data, int type, void *event);
EAPI Evas_Object *
e_widget_bgpreview_add(Evas *evas, int nx, int ny)
{
Evas_Object *obj;
E_Widget_Data *wd;
obj = e_widget_add(evas);
wd = E_NEW(E_Widget_Data, 1);
wd->obj = obj;
wd->dx = nx;
wd->dy = ny;
e_widget_data_set(obj, wd);
e_widget_del_hook_set(obj, _e_wid_del_hook);
wd->table = evas_object_table_add(evas);
evas_object_table_padding_set(wd->table, 0, 0);
evas_object_table_align_set(wd->table, 0.5, 0.5);
e_widget_resize_object_set(wd->obj, wd->table);
evas_object_show(wd->table);
e_widget_sub_object_add(wd->obj, wd->table);
e_widget_bgpreview_num_desks_set(obj, wd->dx, wd->dy);
evas_object_event_callback_add(obj, EVAS_CALLBACK_RESIZE,
_e_wid_cb_resize, NULL);
return obj;
}
EAPI void
e_widget_bgpreview_num_desks_set(Evas_Object *obj, int nx, int ny)
{
E_Widget_Data *wd;
if (!(wd = e_widget_data_get(obj))) return;
wd->dx = nx;
wd->dy = ny;
_e_wid_reconfigure(wd);
}
EAPI Evas_Object *
e_widget_bgpreview_desk_add(Evas *e, E_Zone *zone, int x, int y)
{
E_Widget_Desk_Data *dd;
const char *bgfile;
bgfile = e_bg_file_get(zone->comp->num, zone->num, x, y);
dd = E_NEW(E_Widget_Desk_Data, 1);
dd->manager = zone->comp->num;
dd->zone = zone->num;
dd->x = x;
dd->y = y;
dd->thumb = e_icon_add(e);
e_icon_fill_inside_set(dd->thumb, EINA_FALSE);
e_icon_file_edje_set(dd->thumb, bgfile, "e/desktop/background");
eina_stringshare_del(bgfile);
evas_object_data_set(dd->thumb, "desk_data", dd);
evas_object_event_callback_add(dd->thumb, EVAS_CALLBACK_FREE, _e_wid_data_del, dd);
dd->bg_upd_hdl = ecore_event_handler_add(E_EVENT_BG_UPDATE,
_e_wid_cb_bg_update, dd);
return dd->thumb;
}
EAPI void
e_widget_bgpreview_desk_configurable_set(Evas_Object *obj, Eina_Bool enable)
{
E_Widget_Desk_Data *dd;
EINA_SAFETY_ON_NULL_RETURN(obj);
dd = evas_object_data_get(obj, "desk_data");
EINA_SAFETY_ON_NULL_RETURN(dd);
enable = !!enable;
if (dd->configurable == enable) return;
if (enable)
evas_object_event_callback_add(dd->icon, EVAS_CALLBACK_MOUSE_DOWN,
_e_wid_desk_cb_config, dd);
else
evas_object_event_callback_del_full(dd->icon, EVAS_CALLBACK_MOUSE_DOWN,
_e_wid_desk_cb_config, dd);
dd->configurable = enable;
}
/* local function prototypes */
static void
_e_wid_data_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
{
E_Widget_Desk_Data *dd;
dd = data;
if (!dd) return;
if (dd->bg_upd_hdl) ecore_event_handler_del(dd->bg_upd_hdl);
if (dd->thumb) evas_object_del(dd->thumb);
E_FREE(dd);
}
static void
_e_wid_del_hook(Evas_Object *obj)
{
E_Widget_Data *wd;
Evas_Object *o;
if (!(wd = e_widget_data_get(obj))) return;
EINA_LIST_FREE(wd->desks, o)
evas_object_del(o);
E_FREE(wd);
}
static void
_e_wid_reconfigure(E_Widget_Data *wd)
{
Eina_List *l, *ll;
Evas_Object *dw;
E_Zone *zone;
int tw, th, mw, mh, y;
E_Widget_Desk_Data *dd;
double zone_ratio, desk_ratio;
zone = e_util_zone_current_get(e_manager_current_get());
evas_object_geometry_get(wd->table, NULL, NULL, &tw, &th);
if ((tw == 0) || (th == 0))
{
mw = mh = 0;
}
else
{
zone_ratio = (double)zone->w / zone->h;
desk_ratio = (tw / wd->dx) / (th / wd->dy);
if (zone_ratio > desk_ratio)
{
mw = tw / wd->dx;
mh = mw / zone_ratio;
}
else
{
mh = th / wd->dy;
mw = mh * zone_ratio;
}
}
EINA_LIST_FOREACH_SAFE(wd->desks, l, ll, dw)
{
if (!(dd = evas_object_data_get(dw, "desk_data"))) continue;
if ((dd->x < wd->dx) && (dd->y < wd->dy))
{
evas_object_size_hint_min_set(dw, mw, mh);
evas_object_size_hint_max_set(dw, mw, mh);
}
else
{
evas_object_del(dd->thumb);
evas_object_del(dw);
wd->desks = eina_list_remove(wd->desks, dw);
}
}
for (y = 0; y < wd->dy; y++)
{
int x, sx;
if (y >= wd->cy) sx = 0;
else sx = wd->cx;
for (x = sx; x < wd->dx; x++)
{
Evas_Object *dp;
Evas *e;
e = evas_object_evas_get(wd->obj);
dp = e_widget_bgpreview_desk_add(e, zone, x, y);
dd = evas_object_data_get(dp, "desk_data");
dp = dd->icon = edje_object_add(e);
e_theme_edje_object_set(dd->icon, "base/theme/widgets",
"e/widgets/deskpreview/desk");
edje_object_part_swallow(dd->icon, "e.swallow.content", dd->thumb);
dd->configurable = EINA_TRUE;
evas_object_event_callback_add(dd->icon, EVAS_CALLBACK_MOUSE_DOWN,
_e_wid_desk_cb_config, dd);
evas_object_show(dd->icon);
evas_object_data_set(dd->icon, "desk_data", dd);
evas_object_size_hint_min_set(dp, mw, mh);
evas_object_size_hint_max_set(dp, mw, mh);
evas_object_size_hint_aspect_set(dp, EVAS_ASPECT_CONTROL_BOTH, zone->w, zone->h);
evas_object_table_pack(wd->table, dp, x, y, 1, 1);
wd->desks = eina_list_append(wd->desks, dp);
}
}
wd->cx = wd->dx;
wd->cy = wd->dy;
}
static void
_e_wid_desk_cb_config(void *data, Evas *evas __UNUSED__, Evas_Object *obj __UNUSED__, void *event)
{
E_Widget_Desk_Data *dd;
Evas_Event_Mouse_Down *ev;
ev = event;
if (!(dd = data)) return;
if (ev->button == 1)
{
char buff[256];
snprintf(buff, sizeof(buff), "%i %i %i %i",
dd->manager, dd->zone, dd->x, dd->y);
e_configure_registry_call("internal/desk", e_util_comp_current_get(), buff);
}
}
static void
_e_wid_cb_resize(void *data __UNUSED__, Evas *evas __UNUSED__, Evas_Object *obj, void *event __UNUSED__)
{
E_Widget_Data *wd;
if (!(wd = e_widget_data_get(obj))) return;
_e_wid_reconfigure(wd);
}
static Eina_Bool
_e_wid_cb_bg_update(void *data, int type, void *event)
{
E_Event_Bg_Update *ev;
E_Widget_Desk_Data *dd;
if (type != E_EVENT_BG_UPDATE) return ECORE_CALLBACK_PASS_ON;
if (!(dd = data)) return ECORE_CALLBACK_PASS_ON;
ev = event;
if (((ev->manager < 0) || (dd->manager == ev->manager)) &&
((ev->zone < 0) || (dd->zone == ev->zone)) &&
((ev->desk_x < 0) || (dd->x == ev->desk_x)) &&
((ev->desk_y < 0) || (dd->y == ev->desk_y)))
{
const char *bgfile;
bgfile = e_bg_file_get(dd->manager, dd->zone, dd->x, dd->y);
e_icon_file_edje_set(dd->thumb, bgfile, "e/desktop/background");
eina_stringshare_del(bgfile);
}
return ECORE_CALLBACK_PASS_ON;
}
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