199 lines
5.9 KiB
C
199 lines
5.9 KiB
C
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#ifndef ELM_WIDGET_NAVIFRAME_H
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#define ELM_WIDGET_NAVIFRAME_H
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#include "elm_widget_layout.h"
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/**
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* @addtogroup Widget
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* @{
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*
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* @section elm-naviframe-class The Elementary Naviframe Class
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*
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* Elementary, besides having the @ref Naviframe widget, exposes its
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* foundation -- the Elementary Naviframe Class -- in order to create other
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* widgets which are a naviframe with some more logic on top.
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*/
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/**
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* @def ELM_NAVIFRAME_CLASS
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*
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* Use this macro to cast whichever subclass of
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* #Elm_Naviframe_Smart_Class into it, so to access its fields.
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*
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* @ingroup Widget
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*/
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#define ELM_NAVIFRAME_CLASS(x) ((Elm_Naviframe_Smart_Class *)x)
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/**
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* @def ELM_NAVIFRAME_DATA
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*
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* Use this macro to cast whichever subdata of
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* #Elm_Naviframe_Smart_Data into it, so to access its fields.
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*
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* @ingroup Widget
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*/
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#define ELM_NAVIFRAME_DATA(x) ((Elm_Naviframe_Smart_Data *)x)
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/**
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* @def ELM_NAVIFRAME_SMART_CLASS_VERSION
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*
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* Current version for Elementary naviframe @b base smart class, a value
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* which goes to _Elm_Naviframe_Smart_Class::version.
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*
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* @ingroup Widget
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*/
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#define ELM_NAVIFRAME_SMART_CLASS_VERSION 1
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/**
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* @def ELM_NAVIFRAME_SMART_CLASS_INIT
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*
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* Initializer for a whole #Elm_Naviframe_Smart_Class structure, with
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* @c NULL values on its specific fields.
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*
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* @param smart_class_init initializer to use for the "base" field
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* (#Evas_Smart_Class).
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*
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* @see EVAS_SMART_CLASS_INIT_NULL
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* @see EVAS_SMART_CLASS_INIT_NAME_VERSION
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* @see ELM_NAVIFRAME_SMART_CLASS_INIT_NULL
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* @see ELM_NAVIFRAME_SMART_CLASS_INIT_NAME_VERSION
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*
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* @ingroup Widget
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*/
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#define ELM_NAVIFRAME_SMART_CLASS_INIT(smart_class_init) \
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{smart_class_init, ELM_NAVIFRAME_SMART_CLASS_VERSION}
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/**
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* @def ELM_NAVIFRAME_SMART_CLASS_INIT_NULL
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*
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* Initializer to zero out a whole #Elm_Naviframe_Smart_Class structure.
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*
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* @see ELM_NAVIFRAME_SMART_CLASS_INIT_NAME_VERSION
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* @see ELM_NAVIFRAME_SMART_CLASS_INIT
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*
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* @ingroup Widget
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*/
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#define ELM_NAVIFRAME_SMART_CLASS_INIT_NULL \
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ELM_NAVIFRAME_SMART_CLASS_INIT(EVAS_SMART_CLASS_INIT_NULL)
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/**
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* @def ELM_NAVIFRAME_SMART_CLASS_INIT_NAME_VERSION
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*
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* Initializer to zero out a whole #Elm_Naviframe_Smart_Class structure and
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* set its name and version.
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*
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* This is similar to #ELM_NAVIFRAME_SMART_CLASS_INIT_NULL, but it will
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* also set the version field of #Elm_Naviframe_Smart_Class (base field)
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* to the latest #ELM_NAVIFRAME_SMART_CLASS_VERSION and name it to the
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* specific value.
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*
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* It will keep a reference to the name field as a <c>"const char *"</c>,
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* i.e., the name must be available while the structure is
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* used (hint: static or global variable!) and must not be modified.
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*
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* @see ELM_NAVIFRAME_SMART_CLASS_INIT_NULL
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* @see ELM_NAVIFRAME_SMART_CLASS_INIT
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*
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* @ingroup Widget
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*/
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#define ELM_NAVIFRAME_SMART_CLASS_INIT_NAME_VERSION(name) \
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ELM_NAVIFRAME_SMART_CLASS_INIT \
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(ELM_LAYOUT_SMART_CLASS_INIT_NAME_VERSION(name))
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/**
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* Elementary naviframe base smart class. This inherits directly from
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* #Elm_Layout_Smart_Class and is meant to build widgets extending the
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* behavior of a naviframe.
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*
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* All of the functions listed on @ref Naviframe namespace will work for
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* objects deriving from #Elm_Naviframe_Smart_Class.
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*/
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typedef struct _Elm_Naviframe_Smart_Class
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{
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Elm_Layout_Smart_Class base;
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int version; /**< Version of this smart class definition */
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} Elm_Naviframe_Smart_Class;
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/**
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* Base layout smart data extended with naviframe instance data.
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*/
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typedef struct _Elm_Naviframe_Smart_Data Elm_Naviframe_Smart_Data;
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struct _Elm_Naviframe_Smart_Data
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{
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Elm_Layout_Smart_Data base;
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Eina_Inlist *stack; /* top item is the list's LAST item */
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Evas_Object *dummy_edje;
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Eina_Bool preserve : 1;
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Eina_Bool on_deletion : 1;
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Eina_Bool auto_pushed : 1;
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Eina_Bool freeze_events : 1;
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};
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typedef struct _Elm_Naviframe_Item Elm_Naviframe_Item;
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struct _Elm_Naviframe_Item
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{
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ELM_WIDGET_ITEM;
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EINA_INLIST;
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Evas_Object *content;
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Evas_Object *title_prev_btn;
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Evas_Object *title_next_btn;
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Evas_Object *title_icon;
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Evas_Object *title;
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Evas_Object *subtitle;
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const char *style;
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const char *title_label;
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Evas_Coord minw;
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Evas_Coord minh;
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Eina_Bool title_visible : 1;
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Eina_Bool content_unfocusable : 1;
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};
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/**
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* @}
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*/
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EAPI extern const char ELM_NAVIFRAME_SMART_NAME[];
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EAPI const Elm_Naviframe_Smart_Class *elm_naviframe_smart_class_get(void);
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#define ELM_NAVIFRAME_DATA_GET(o, sd) \
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Elm_Naviframe_Smart_Data * sd = evas_object_smart_data_get(o)
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#define ELM_NAVIFRAME_DATA_GET_OR_RETURN(o, ptr) \
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ELM_NAVIFRAME_DATA_GET(o, ptr); \
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if (!ptr) \
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{ \
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CRITICAL("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_NAVIFRAME_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
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ELM_NAVIFRAME_DATA_GET(o, ptr); \
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if (!ptr) \
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{ \
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CRITICAL("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_NAVIFRAME_CHECK(obj) \
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if (!obj || !elm_widget_type_check((obj), ELM_NAVIFRAME_SMART_NAME, \
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__func__)) \
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return
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#define ELM_NAVIFRAME_ITEM_CHECK(it) \
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ELM_WIDGET_ITEM_CHECK_OR_RETURN((Elm_Widget_Item *)it, ); \
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ELM_NAVIFRAME_CHECK(it->base.widget);
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#define ELM_NAVIFRAME_ITEM_CHECK_OR_RETURN(it, ...) \
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ELM_WIDGET_ITEM_CHECK_OR_RETURN((Elm_Widget_Item *)it, __VA_ARGS__); \
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ELM_NAVIFRAME_CHECK(it->base.widget) __VA_ARGS__;
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#endif
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