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#ifndef ELM_WIDGET_SLIDESHOW_H
#define ELM_WIDGET_SLIDESHOW_H
#include "Elementary.h"
/* DO NOT USE THIS HEADER UNLESS YOU ARE PREPARED FOR BREAKING OF YOUR
* CODE. THIS IS ELEMENTARY'S INTERNAL WIDGET API (for now) AND IS NOT
* FINAL. CALL elm_widget_api_check(ELM_INTERNAL_API_VERSION) TO CHECK
* IT AT RUNTIME.
*/
/**
* @addtogroup Widget
* @{
*
* @section elm-slideshow-class The Elementary Slideshow Class
*
* Elementary, besides having the @ref Slideshow widget, exposes its
* foundation -- the Elementary Slideshow Class -- in order to create other
* widgets which are a slideshow with some more logic on top.
*/
/**
* Base layout smart data extended with slideshow instance data.
*/
typedef struct _Elm_Slideshow_Data Elm_Slideshow_Data;
typedef struct _Elm_Slideshow_Item_Data Elm_Slideshow_Item_Data;
struct _Elm_Slideshow_Item_Data
{
Elm_Widget_Item_Data *base;
Eina_List *l, *l_built;
const Elm_Slideshow_Item_Class *itc;
};
struct _Elm_Slideshow_Data
{
// list of Elm_Slideshow_Item*
Eina_List *items;
Eina_List *items_built;
Elm_Slideshow_Item_Data *current;
Elm_Slideshow_Item_Data *previous;
Eina_List *transitions;
const char *transition;
int count_item_pre_before;
int count_item_pre_after;
Ecore_Timer *timer;
double timeout;
Eina_Bool loop : 1;
struct
{
const char *current;
Eina_List *list; //list of const char *
} layout;
};
/**
* @}
*/
#define ELM_SLIDESHOW_DATA_GET(o, sd) \
Elm_Slideshow_Data * sd = efl_data_scope_get(o, ELM_SLIDESHOW_CLASS)
#define ELM_SLIDESHOW_DATA_GET_OR_RETURN(o, ptr) \
ELM_SLIDESHOW_DATA_GET(o, ptr); \
if (EINA_UNLIKELY(!ptr)) \
{ \
ERR("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return; \
}
#define ELM_SLIDESHOW_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
ELM_SLIDESHOW_DATA_GET(o, ptr); \
if (EINA_UNLIKELY(!ptr)) \
{ \
ERR("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return val; \
}
#define ELM_SLIDESHOW_CHECK(obj) \
if (EINA_UNLIKELY(!efl_isa((obj), ELM_SLIDESHOW_CLASS))) \
return
#define ELM_SLIDESHOW_ITEM_CHECK(obj) \
if (EINA_UNLIKELY(!efl_isa(EO_OBJ(obj), ELM_SLIDESHOW_ITEM_CLASS))) \
return
#define ELM_SLIDESHOW_ITEM_CHECK_OR_RETURN(obj, ...) \
if (EINA_UNLIKELY(!efl_isa(EO_OBJ(obj), ELM_SLIDESHOW_ITEM_CLASS))) \
return __VA_ARGS__;
#define ELM_SLIDESHOW_ITEM_DATA_GET(o, sd) \
Elm_Slideshow_Item_Data *sd = efl_data_scope_get(o, ELM_SLIDESHOW_ITEM_CLASS)
#endif
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