efl/src/edje_external/elementary/elm.c

343 lines
8.7 KiB
C

#ifdef HAVE_CONFIG_H
# include "elementary_config.h"
#endif
#include "Elementary.h"
#include "private.h"
int _elm_ext_log_dom = -1;
static int init_count = 0;
void
external_elm_init(void)
{
int argc = 0;
char **argv = NULL;
init_count++;
DBG("elm_real_init\n");
if (init_count > 1) return;
ecore_app_args_get(&argc, &argv);
elm_init(argc, argv);
}
static void
external_elm_shutdown(void)
{
init_count--;
DBG("elm_real_shutdown\n");
if (init_count > 0) return;
elm_shutdown();
}
void
external_signal(void *data EINA_UNUSED, Evas_Object *obj, const char *sig,
const char *source)
{
char *_signal = strdup(sig);
char *p = _signal;
Evas_Object *content;
Edje_External_Type *type;
if (!p) goto on_error;
while ((*p!='\0') && (*p!=']'))
p++;
if ((*p=='\0') || (*(p+1)!=':'))
{
ERR("Invalid External Signal received: '%s' '%s'", sig, source);
goto on_error;
}
*p = '\0';
p+=2; //jump ']' and ':'
type = evas_object_data_get(obj, "Edje_External_Type");
if (!type)
{
ERR("no external type for object %p", obj);
goto on_error;
}
if (!type->content_get)
{
ERR("external type '%s' from module '%s' does not provide content_get()",
type->module_name, type->module);
goto on_error;
}
content = type->content_get(type->data, obj, _signal);
if (content)
edje_object_signal_emit(content, sig + (p - _signal), source);
on_error:
free(_signal);
return;
}
const char *
external_translate(void *data EINA_UNUSED, const char *orig)
{
// in future, mark all params as translatable and use dgettext()
// with "elementary" text domain here.
return orig;
}
typedef struct {
const char *emission;
const char *source;
Evas_Object *edje;
} Elm_External_Signals_Proxy_Context;
static void
_external_signal_proxy_free_cb(void *data, Evas *e EINA_UNUSED,
Evas_Object *obj EINA_UNUSED,
void *event_info EINA_UNUSED)
{
Elm_External_Signals_Proxy_Context *ctxt = data;
external_elm_shutdown();
free(ctxt);
}
static void
_external_signal_proxy_cb(void *data, Evas_Object *obj EINA_UNUSED,
void *event_info EINA_UNUSED)
{
Elm_External_Signals_Proxy_Context *ctxt = data;
// TODO: Is it worth to check Evas_Smart_Cb_Description and do something
// TODO: with event_info given its description?
edje_object_signal_emit(ctxt->edje, ctxt->emission, ctxt->source);
}
Eina_Bool
external_common_param_get(void *data EINA_UNUSED, const Evas_Object *obj,
Edje_External_Param *param)
{
if (!strcmp(param->name, "style"))
{
if (param->type == EDJE_EXTERNAL_PARAM_TYPE_STRING)
{
param->s = elm_object_style_get(obj);
return EINA_TRUE;
}
}
else if (!strcmp(param->name, "disabled"))
{
if (param->type == EDJE_EXTERNAL_PARAM_TYPE_BOOL)
{
param->i = elm_object_disabled_get(obj);
return EINA_TRUE;
}
}
return EINA_FALSE;
}
Eina_Bool
external_common_param_set(void *data EINA_UNUSED, Evas_Object *obj,
const Edje_External_Param *param)
{
if (!strcmp(param->name, "style"))
{
if (param->type == EDJE_EXTERNAL_PARAM_TYPE_STRING)
{
elm_object_style_set(obj, param->s);
return EINA_TRUE;
}
}
else if (!strcmp(param->name, "disabled"))
{
if (param->type == EDJE_EXTERNAL_PARAM_TYPE_BOOL)
{
elm_object_disabled_set(obj, param->i);
return EINA_TRUE;
}
}
return EINA_FALSE;
}
void
external_signals_proxy(Evas_Object *obj, Evas_Object *edje, const char *part_name)
{
const Evas_Smart_Cb_Description **cls_descs, **inst_descs;
unsigned int cls_count, inst_count, total;
Elm_External_Signals_Proxy_Context *ctxt;
evas_object_smart_callbacks_descriptions_get
(obj, &cls_descs, &cls_count, &inst_descs, &inst_count);
total = cls_count + inst_count;
if (!total) return;
ctxt = malloc(sizeof(Elm_External_Signals_Proxy_Context) * total);
if (!ctxt) return;
evas_object_event_callback_add
(obj, EVAS_CALLBACK_FREE, _external_signal_proxy_free_cb, ctxt);
for (; cls_count > 0; cls_count--, cls_descs++, ctxt++)
{
const Evas_Smart_Cb_Description *d = *cls_descs;
ctxt->emission = d->name;
ctxt->source = part_name;
ctxt->edje = edje;
evas_object_smart_callback_add
(obj, d->name, _external_signal_proxy_cb, ctxt);
}
for (; inst_count > 0; inst_count--, inst_descs++, ctxt++)
{
const Evas_Smart_Cb_Description *d = *inst_descs;
ctxt->emission = d->name;
ctxt->source = part_name;
ctxt->edje = edje;
evas_object_smart_callback_add
(obj, d->name, _external_signal_proxy_cb, ctxt);
}
}
void
external_common_params_parse(void *mem, void *data EINA_UNUSED,
Evas_Object *obj EINA_UNUSED,
const Eina_List *params)
{
Elm_Params *p;
const Eina_List *l;
Edje_External_Param *param;
p = mem;
EINA_LIST_FOREACH(params, l, param)
{
if (!strcmp(param->name, "style"))
p->style = eina_stringshare_add(param->s);
else if (!strcmp(param->name, "disabled"))
{
p->disabled = param->i;
p->disabled_exists = EINA_TRUE;
}
}
}
void
external_common_state_set(void *data EINA_UNUSED, Evas_Object *obj,
const void *from_params, const void *to_params,
float pos EINA_UNUSED)
{
const Elm_Params *p;
if (to_params) p = to_params;
else if (from_params) p = from_params;
else return;
if (p->style)
elm_object_style_set(obj, p->style);
if (p->disabled_exists)
elm_object_disabled_set(obj, p->disabled);
}
Evas_Object *
external_common_param_icon_get(Evas_Object *obj, const Edje_External_Param *p)
{
Evas_Object *edje, *parent_widget, *icon;
const char *file;
if ((!p) || (!p->s) || (p->type != EDJE_EXTERNAL_PARAM_TYPE_STRING))
return NULL;
edje = evas_object_smart_parent_get(obj);
edje_object_file_get(edje, &file, NULL);
parent_widget = elm_widget_parent_widget_get(obj);
if (!parent_widget)
parent_widget = edje;
icon = elm_icon_add(parent_widget);
if ((edje_file_group_exists(file, p->s)) &&
(elm_image_file_set(icon, file, p->s)))
return icon;
if (elm_icon_standard_set(icon, p->s))
return icon;
ERR("Failed to set icon: '%s'", p->s);
evas_object_del(icon);
return NULL;
}
void
external_common_icon_param_parse(Evas_Object **icon, Evas_Object *obj,
const Eina_List *params)
{
Edje_External_Param *p = edje_external_param_find(params, "icon");
*icon = external_common_param_icon_get(obj, p);
}
Evas_Object *
external_common_param_elm_layout_get(Evas_Object *obj,
const Edje_External_Param *p)
{
Evas_Object *edje, *parent_widget, *ret;
const char *file;
if ((!p) || (!p->s) || (p->type != EDJE_EXTERNAL_PARAM_TYPE_STRING))
return NULL;
edje = evas_object_smart_parent_get(obj);
edje_object_file_get(edje, &file, NULL);
parent_widget = elm_widget_parent_widget_get(obj);
if (parent_widget)
{
ret = elm_layout_add(parent_widget);
if (elm_layout_file_set(ret, file, p->s))
return ret;
}
else
{
ret = edje_object_add(evas_object_evas_get(edje));
if (edje_object_file_set(ret, file, p->s))
return ret;
}
evas_object_del(ret);
return NULL;
}
void
external_common_params_free(void *params)
{
Elm_Params *p = params;
if (p->style)
eina_stringshare_del(p->style);
}
#define DEFINE_TYPE(type_name) \
extern const Edje_External_Type external_##type_name##_type;
#include "modules.inc"
#undef DEFINE_TYPE
static Edje_External_Type_Info elm_external_types[] =
{
#define DEFINE_TYPE(type_name) \
{ "elm/"#type_name, &external_##type_name##_type },
#include "modules.inc"
#undef DEFINE_TYPE
{ NULL, NULL }
};
static Eina_Bool
elm_mod_init(void)
{
_elm_ext_log_dom = eina_log_domain_register("elm-externals",
EINA_COLOR_LIGHTBLUE);
edje_external_type_array_register(elm_external_types);
return EINA_TRUE;
}
static void
elm_mod_shutdown(void)
{
edje_external_type_array_unregister(elm_external_types);
if (_elm_ext_log_dom >= 0) eina_log_domain_unregister(_elm_ext_log_dom);
_elm_ext_log_dom = -1;
}
EINA_MODULE_INIT(elm_mod_init);
EINA_MODULE_SHUTDOWN(elm_mod_shutdown);