enlightenment/src/bin/e_slidesel.c

377 lines
9.2 KiB
C

/*
* vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
*/
#include "e.h"
#define SMART_NAME "e_slidesel"
#define API_ENTRY E_Smart_Data *sd; sd = evas_object_smart_data_get(obj); if ((!obj) || (!sd) || (evas_object_type_get(obj) && strcmp(evas_object_type_get(obj), SMART_NAME)))
#define INTERNAL_ENTRY E_Smart_Data *sd; sd = evas_object_smart_data_get(obj); if (!sd) return;
typedef struct _E_Smart_Data E_Smart_Data;
typedef struct _E_Smart_Item E_Smart_Item;
struct _E_Smart_Data
{
Evas_Coord x, y, w, h;
Evas_Object *smart_obj;
Evas_Object *edje_obj;
Evas_Object *event_obj;
Evas_Object *slide_obj;
Eina_List *items;
Evas_Coord down_x, down_y;
E_Smart_Item *cur;
double down_time;
unsigned char down : 1;
unsigned char down_cancel : 1;
};
struct _E_Smart_Item
{
E_Smart_Data *sd;
const char *label;
const char *icon;
void (*func) (void *data);
void *data;
};
/* local subsystem functions */
static void _e_smart_event_wheel(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _e_smart_event_mouse_down(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _e_smart_event_mouse_up(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _e_smart_event_mouse_move(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _e_smart_event_key_down(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _e_smart_reconfigure(E_Smart_Data *sd);
static void _e_smart_add(Evas_Object *obj);
static void _e_smart_del(Evas_Object *obj);
static void _e_smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y);
static void _e_smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h);
static void _e_smart_show(Evas_Object *obj);
static void _e_smart_hide(Evas_Object *obj);
static void _e_smart_color_set(Evas_Object *obj, int r, int g, int b, int a);
static void _e_smart_clip_set(Evas_Object *obj, Evas_Object * clip);
static void _e_smart_clip_unset(Evas_Object *obj);
static void _e_smart_init(void);
/* local subsystem globals */
static Evas_Smart *_e_smart = NULL;
static void
_e_smart_label_change(void *data)
{
E_Smart_Item *it;
it = data;
edje_object_part_text_set(it->sd->edje_obj, "e.text.label", it->label);
it->sd->cur = it;
}
/* externally accessible functions */
EAPI Evas_Object *
e_slidesel_add(Evas *evas)
{
_e_smart_init();
return evas_object_smart_add(evas, _e_smart);
}
EAPI void
e_slidesel_item_distance_set(Evas_Object *obj, Evas_Coord dist)
{
API_ENTRY return;
e_slidecore_item_distance_set(sd->slide_obj, dist);
}
EAPI void
e_slidesel_item_add(Evas_Object *obj, const char *label, const char *icon, void (*func) (void *data), void *data)
{
E_Smart_Item *it;
API_ENTRY return;
it = calloc(1, sizeof(E_Smart_Item));
if (!it) return;
it->sd = sd;
if (label) it->label = eina_stringshare_add(label);
if (icon) it->icon = eina_stringshare_add(icon);
it->func = func;
it->data = data;
sd->items = eina_list_append(sd->items, it);
e_slidecore_item_add(sd->slide_obj, label, icon, _e_smart_label_change, it);
}
EAPI void
e_slidesel_jump(Evas_Object *obj, int num)
{
API_ENTRY return;
e_slidecore_jump(sd->slide_obj, num);
}
/* local subsystem functions */
static void
_e_smart_event_wheel(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
Evas_Event_Mouse_Wheel *ev;
E_Smart_Data *sd;
sd = data;
ev = event_info;
}
static void
_e_smart_event_mouse_down(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
Evas_Event_Mouse_Down *ev;
E_Smart_Data *sd;
sd = data;
ev = event_info;
if (ev->button == 1)
{
sd->down_time = ecore_loop_time_get();
sd->down = 1;
sd->down_cancel = 0;
sd->down_x = ev->canvas.x;
sd->down_y = ev->canvas.y;
edje_object_signal_emit(sd->edje_obj, "e,state,slide,hint,on", "e");
}
}
static void
_e_smart_event_mouse_up(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
Evas_Event_Mouse_Down *ev;
E_Smart_Data *sd;
sd = data;
ev = event_info;
if (ev->button == 1)
{
double t;
t = ecore_loop_time_get();
if (!sd->down_cancel)
{
edje_object_signal_emit(sd->edje_obj, "e,state,slide,hint,off", "e");
if (!(ev->event_flags & EVAS_EVENT_FLAG_ON_HOLD))
{
if (sd->cur)
{
/* get rid of accidental release and presses */
// if ((t - sd->down_time) > 0.2)
{
edje_object_signal_emit(sd->edje_obj, "e,action,select", "e");
if (sd->cur->func) sd->cur->func(sd->cur->data);
}
}
}
}
sd->down = 0;
}
}
static void
_e_smart_event_mouse_move(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
Evas_Event_Mouse_Move *ev;
E_Smart_Data *sd;
sd = data;
ev = event_info;
if ((sd->down) && (!sd->down_cancel))
{
Evas_Coord d1, d2, d;
d1 = ev->cur.canvas.x - sd->down_x;
d2 = ev->cur.canvas.y - sd->down_y;
d = (d1 * d1) + (d2 * d2);
if (d > (64 * 64))
{
edje_object_signal_emit(sd->edje_obj, "e,state,slide,hint,off", "e");
sd->down_cancel = 1;
}
}
}
static void
_e_smart_event_key_down(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
Evas_Event_Key_Down *ev;
E_Smart_Data *sd;
sd = data;
ev = event_info;
/*
if (!strcmp(ev->keyname, "Left"))
x -= sd->step.x;
else if (!strcmp(ev->keyname, "Right"))
x += sd->step.x;
else if (!strcmp(ev->keyname, "Up"))
y -= sd->step.y;
else if (!strcmp(ev->keyname, "Home"))
y = 0;
else if (!strcmp(ev->keyname, "End"))
y = my;
else if (!strcmp(ev->keyname, "Down"))
y += sd->step.y;
else if (!strcmp(ev->keyname, "Prior"))
{
if (sd->page.y < 0)
y -= -(sd->page.y * vh) / 100;
else
y -= sd->page.y;
}
else if (!strcmp(ev->keyname, "Next"))
{
if (sd->page.y < 0)
y += -(sd->page.y * vh) / 100;
else
y += sd->page.y;
}
*/
}
static void
_e_smart_reconfigure(E_Smart_Data *sd)
{
evas_object_move(sd->edje_obj, sd->x, sd->y);
evas_object_resize(sd->edje_obj, sd->w, sd->h);
evas_object_move(sd->event_obj, sd->x, sd->y);
evas_object_resize(sd->event_obj, sd->w, sd->h);
}
static void
_e_smart_add(Evas_Object *obj)
{
E_Smart_Data *sd;
Evas_Object *o;
sd = calloc(1, sizeof(E_Smart_Data));
if (!sd) return;
evas_object_smart_data_set(obj, sd);
sd->smart_obj = obj;
sd->x = 0;
sd->y = 0;
sd->w = 0;
sd->h = 0;
evas_object_event_callback_add(obj, EVAS_CALLBACK_KEY_DOWN, _e_smart_event_key_down, sd);
evas_object_propagate_events_set(obj, 0);
o = edje_object_add(evas_object_evas_get(obj));
sd->edje_obj = o;
e_theme_edje_object_set(o, "base/theme/widgets",
"e/widgets/slidesel");
evas_object_smart_member_add(o, obj);
o = e_slidecore_add(evas_object_evas_get(obj));
sd->slide_obj = o;
edje_object_part_swallow(sd->edje_obj, "e.swallow.content", o);
evas_object_show(o);
o = evas_object_rectangle_add(evas_object_evas_get(obj));
sd->event_obj = o;
evas_object_color_set(o, 0, 0, 0, 0);
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_WHEEL, _e_smart_event_wheel, sd);
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_DOWN, _e_smart_event_mouse_down, sd);
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_UP, _e_smart_event_mouse_up, sd);
evas_object_event_callback_add(o, EVAS_CALLBACK_MOUSE_MOVE, _e_smart_event_mouse_move, sd);
evas_object_smart_member_add(o, obj);
evas_object_repeat_events_set(o, 1);
}
static void
_e_smart_del(Evas_Object *obj)
{
INTERNAL_ENTRY;
evas_object_del(sd->slide_obj);
evas_object_del(sd->edje_obj);
evas_object_del(sd->event_obj);
free(sd);
}
static void
_e_smart_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
{
INTERNAL_ENTRY;
sd->x = x;
sd->y = y;
_e_smart_reconfigure(sd);
}
static void
_e_smart_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
{
INTERNAL_ENTRY;
sd->w = w;
sd->h = h;
_e_smart_reconfigure(sd);
}
static void
_e_smart_show(Evas_Object *obj)
{
INTERNAL_ENTRY;
evas_object_show(sd->edje_obj);
evas_object_show(sd->event_obj);
}
static void
_e_smart_hide(Evas_Object *obj)
{
INTERNAL_ENTRY;
evas_object_hide(sd->edje_obj);
evas_object_hide(sd->event_obj);
}
static void
_e_smart_color_set(Evas_Object *obj, int r, int g, int b, int a)
{
INTERNAL_ENTRY;
evas_object_color_set(sd->edje_obj, r, g, b, a);
}
static void
_e_smart_clip_set(Evas_Object *obj, Evas_Object * clip)
{
INTERNAL_ENTRY;
evas_object_clip_set(sd->edje_obj, clip);
evas_object_clip_set(sd->event_obj, clip);
}
static void
_e_smart_clip_unset(Evas_Object *obj)
{
INTERNAL_ENTRY;
evas_object_clip_unset(sd->edje_obj);
evas_object_clip_unset(sd->event_obj);
}
/* never need to touch this */
static void
_e_smart_init(void)
{
if (_e_smart) return;
{
static const Evas_Smart_Class sc =
{
SMART_NAME,
EVAS_SMART_CLASS_VERSION,
_e_smart_add,
_e_smart_del,
_e_smart_move,
_e_smart_resize,
_e_smart_show,
_e_smart_hide,
_e_smart_color_set,
_e_smart_clip_set,
_e_smart_clip_unset,
NULL,
NULL,
NULL,
NULL
};
_e_smart = evas_smart_class_new(&sc);
}
}