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