enlightenment/src/modules/clock/e_mod_main.c

#include "e.h"
#include "e_mod_main.h"

/* gadcon requirements */
static E_Gadcon_Client *_gc_init(E_Gadcon *gc, const char *name, const char *id, const char *style);
static void _gc_shutdown(E_Gadcon_Client *gcc);
static void _gc_orient(E_Gadcon_Client *gcc, E_Gadcon_Orient orient);
static char *_gc_label(E_Gadcon_Client_Class *client_class);
static Evas_Object *_gc_icon(E_Gadcon_Client_Class *client_class, Evas *evas);
static const char *_gc_id_new(E_Gadcon_Client_Class *client_class);

/* and actually define the gadcon class that this module provides (just 1) */
static const E_Gadcon_Client_Class _gadcon_class =
{
   GADCON_CLIENT_CLASS_VERSION,
     "clock",
     {
        _gc_init, _gc_shutdown, _gc_orient, _gc_label, _gc_icon, _gc_id_new, NULL, NULL
     },
   E_GADCON_CLIENT_STYLE_PLAIN
};

/* actual module specifics */
typedef struct _Instance Instance;

struct _Instance
{
   E_Gadcon_Client *gcc;
   Evas_Object     *o_clock, *o_cal;
   E_Gadcon_Popup  *popup;
}; 

static E_Module *clock_module = NULL;

static void
_clock_popup_new(Instance *inst)
{
   Evas *evas;

   if (inst->popup) return;
   inst->popup = e_gadcon_popup_new(inst->gcc);
   evas = inst->popup->win->evas;
   inst->o_cal = e_widget_table_add(evas, 0);
   e_widget_size_min_set(inst->o_cal, 100, 100);
   e_gadcon_popup_content_set(inst->popup, inst->o_cal);
   e_gadcon_popup_show(inst->popup);
}

static void
_clock_popup_free(Instance *inst)
{
   if (!inst->popup) return;
   if (inst->popup) e_object_del(E_OBJECT(inst->popup));
   inst->popup = NULL;
}

static void
_clock_cb_mouse_down(void *data, Evas *evas __UNUSED__, Evas_Object *obj __UNUSED__, void *event)
{
   Instance *inst = data;
   Evas_Event_Mouse_Down *ev = event;
   
   if (ev->button != 1) return;
   if (inst->popup) _clock_popup_free(inst);
   else _clock_popup_new(inst);
}

static E_Gadcon_Client *
_gc_init(E_Gadcon *gc, const char *name, const char *id, const char *style)
{
   Evas_Object *o;
   E_Gadcon_Client *gcc;
   Instance *inst;
   
   inst = E_NEW(Instance, 1);
   
   o = edje_object_add(gc->evas);
   e_theme_edje_object_set(o, "base/theme/modules/clock",
			   "e/modules/clock/main");
   evas_object_show(o);
   
   gcc = e_gadcon_client_new(gc, name, id, style, o);
   gcc->data = inst;
   
   inst->gcc = gcc;
   inst->o_clock = o;

   evas_object_event_callback_add(inst->o_clock, 
                                  EVAS_CALLBACK_MOUSE_DOWN,
                                  _clock_cb_mouse_down,
                                  inst);
   
   e_gadcon_client_util_menu_attach(gcc);
   
   return gcc;
}

static void
_gc_shutdown(E_Gadcon_Client *gcc)
{
   Instance *inst;
   
   inst = gcc->data;
   evas_object_del(inst->o_clock);
   _clock_popup_free(inst);
   free(inst);
}

static void
_gc_orient(E_Gadcon_Client *gcc, E_Gadcon_Orient orient __UNUSED__)
{
   Instance *inst;
   Evas_Coord mw, mh;
   
   inst = gcc->data;
   mw = 0, mh = 0;
   edje_object_size_min_get(inst->o_clock, &mw, &mh);
   if ((mw < 1) || (mh < 1))
     edje_object_size_min_calc(inst->o_clock, &mw, &mh);
   if (mw < 4) mw = 4;
   if (mh < 4) mh = 4;
   e_gadcon_client_aspect_set(gcc, mw, mh);
   e_gadcon_client_min_size_set(gcc, mw, mh);
}

static char *
_gc_label(E_Gadcon_Client_Class *client_class __UNUSED__)
{
   return _("Clock");
}

static Evas_Object *
_gc_icon(E_Gadcon_Client_Class *client_class __UNUSED__, Evas *evas)
{
   Evas_Object *o;
   char buf[4096];
   
   o = edje_object_add(evas);
   snprintf(buf, sizeof(buf), "%s/e-module-clock.edj",
	    e_module_dir_get(clock_module));
   edje_object_file_set(o, buf, "icon");
   return o;
}

static const char *
_gc_id_new(E_Gadcon_Client_Class *client_class __UNUSED__)
{
   return _gadcon_class.name;
}

/* module setup */
EAPI E_Module_Api e_modapi =
{
   E_MODULE_API_VERSION,
     "Clock"
};

EAPI void *
e_modapi_init(E_Module *m)
{
   clock_module = m;
   e_gadcon_provider_register(&_gadcon_class);
   return m;
}

EAPI int
e_modapi_shutdown(E_Module *m __UNUSED__)
{
   clock_module = NULL;
   e_gadcon_provider_unregister(&_gadcon_class);
   return 1;
}

EAPI int
e_modapi_save(E_Module *m __UNUSED__)
{
   return 1;
}