252 lines
8.0 KiB
C
252 lines
8.0 KiB
C
#ifndef ELM_WIDGET_MULTIBUTTONENTRY_H
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#define ELM_WIDGET_MULTIBUTTONENTRY_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-multibuttonentry-class The Elementary Multi Button Entry Class
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*
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* Elementary, besides having the @ref Multibuttonentry widget,
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* exposes its foundation -- the Elementary Multi Button Entry Class --
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* in order to create other widgets which are a multi button entry with
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* some more logic on top.
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*/
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/**
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* @def ELM_MULTIBUTTONENTRY_CLASS
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*
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* Use this macro to cast whichever subclass of
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* #Elm_Multibuttonentry_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_MULTIBUTTONENTRY_CLASS(x) ((Elm_Multibuttonentry_Smart_Class *)x)
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/**
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* @def ELM_MULTIBUTTONENTRY_DATA
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*
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* Use this macro to cast whichever subdata of
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* #Elm_Multibuttonentry_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_MULTIBUTTONENTRY_DATA(x) ((Elm_Multibuttonentry_Smart_Data *)x)
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/**
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* @def ELM_MULTIBUTTONENTRY_SMART_CLASS_VERSION
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*
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* Current version for Elementary multibuttonentry @b base smart class, a value
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* which goes to _Elm_Multibuttonentry_Smart_Class::version.
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*
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* @ingroup Widget
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*/
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#define ELM_MULTIBUTTONENTRY_SMART_CLASS_VERSION 1
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/**
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* @def ELM_MULTIBUTTONENTRY_SMART_CLASS_INIT
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*
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* Initializer for a whole #Elm_Multibuttonentry_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_MULTIBUTTONENTRY_SMART_CLASS_INIT_NULL
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* @see ELM_MULTIBUTTONENTRY_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_MULTIBUTTONENTRY_SMART_CLASS_INIT(smart_class_init) \
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{smart_class_init, ELM_MULTIBUTTONENTRY_SMART_CLASS_VERSION}
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/**
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* @def ELM_MULTIBUTTONENTRY_SMART_CLASS_INIT_NULL
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*
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* Initializer to zero out a whole #Elm_Multibuttonentry_Smart_Class structure.
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*
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* @see ELM_MULTIBUTTONENTRY_SMART_CLASS_INIT_NAME_VERSION
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* @see ELM_MULTIBUTTONENTRY_SMART_CLASS_INIT
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*
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* @ingroup Widget
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*/
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#define ELM_MULTIBUTTONENTRY_SMART_CLASS_INIT_NULL \
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ELM_MULTIBUTTONENTRY_SMART_CLASS_INIT(EVAS_SMART_CLASS_INIT_NULL)
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/**
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* @def ELM_MULTIBUTTONENTRY_SMART_CLASS_INIT_NAME_VERSION
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*
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* Initializer to zero out a whole #Elm_Multibuttonentry_Smart_Class
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* structure and set its name and version.
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*
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* This is similar to #ELM_MULTIBUTTONENTRY_SMART_CLASS_INIT_NULL, but
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* it will also set the version field of
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* #Elm_Multibuttonentry_Smart_Class (base field) to the latest
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* #ELM_MULTIBUTTONENTRY_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_MULTIBUTTONENTRY_SMART_CLASS_INIT_NULL
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* @see ELM_MULTIBUTTONENTRY_SMART_CLASS_INIT
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*
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* @ingroup Widget
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*/
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#define ELM_MULTIBUTTONENTRY_SMART_CLASS_INIT_NAME_VERSION(name) \
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ELM_MULTIBUTTONENTRY_SMART_CLASS_INIT \
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(ELM_LAYOUT_SMART_CLASS_INIT_NAME_VERSION(name))
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/**
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* Elementary multibuttonentry base smart class. This inherits
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* directly from #Elm_Layout_Smart_Class and is meant to build widgets
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* extending the behavior of a multibuttonentry.
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*
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* All of the functions listed on @ref Multibuttonentry namespace will
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* work for objects deriving from #Elm_Multibuttonentry_Smart_Class.
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*/
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typedef struct _Elm_Multibuttonentry_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_Multibuttonentry_Smart_Class;
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/**
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* Base widget smart data extended with multibuttonentry instance data.
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*/
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typedef enum _Multibuttonentry_Pos
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{
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MULTIBUTTONENTRY_POS_START,
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MULTIBUTTONENTRY_POS_END,
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MULTIBUTTONENTRY_POS_BEFORE,
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MULTIBUTTONENTRY_POS_AFTER,
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} Multibuttonentry_Pos;
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typedef enum _Multibuttonentry_Button_State
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{
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MULTIBUTTONENTRY_BUTTON_STATE_DEFAULT,
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MULTIBUTTONENTRY_BUTTON_STATE_SELECTED,
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} Multibuttonentry_Button_State;
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typedef enum _MultiButtonEntry_Closed_Button_Type
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{
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MULTIBUTTONENTRY_CLOSED_IMAGE,
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MULTIBUTTONENTRY_CLOSED_LABEL
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} MultiButtonEntry_Closed_Button_Type;
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typedef enum _Multibuttonentry_View_State
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{
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MULTIBUTTONENTRY_VIEW_NONE,
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MULTIBUTTONENTRY_VIEW_GUIDETEXT,
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MULTIBUTTONENTRY_VIEW_ENTRY,
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MULTIBUTTONENTRY_VIEW_SHRINK
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} Multibuttonentry_View_State;
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typedef struct _Multibuttonentry_Item Elm_Multibuttonentry_Item;
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struct _Multibuttonentry_Item
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{
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ELM_WIDGET_ITEM;
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Evas_Object *button;
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Evas_Coord vw, rw; // vw: visual width, real width
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Eina_Bool visible : 1;
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Evas_Smart_Cb func;
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};
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typedef struct _Elm_Multibuttonentry_Item_Filter
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{
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Elm_Multibuttonentry_Item_Filter_Cb callback_func;
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void *data;
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} Elm_Multibuttonentry_Item_Filter;
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typedef struct _Elm_Multibuttonentry_Smart_Data
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Elm_Multibuttonentry_Smart_Data;
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struct _Elm_Multibuttonentry_Smart_Data
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{
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Elm_Layout_Smart_Data base;
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Evas_Object *box;
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Evas_Object *entry;
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Evas_Object *label;
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Evas_Object *guide_text;
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Evas_Object *end; /* used to represent the
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* total number of
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* invisible buttons */
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Evas_Object *rect_for_end;
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Eina_List *items;
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Eina_List *filter_list;
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Elm_Object_Item *selected_it; /* selected item */
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const char *label_str, *guide_text_str;
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MultiButtonEntry_Closed_Button_Type end_type;
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int n_str;
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Multibuttonentry_View_State view_state;
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Evas_Coord w_box, h_box;
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int shrink;
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Elm_Multibuttonentry_Item_Filter_Cb add_callback;
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void *add_callback_data;
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Eina_Bool last_btn_select : 1;
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Eina_Bool editable : 1;
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Eina_Bool focused : 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_MULTIBUTTONENTRY_SMART_NAME[];
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EAPI const Elm_Multibuttonentry_Smart_Class
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*elm_multibuttonentry_smart_class_get(void);
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#define ELM_MULTIBUTTONENTRY_DATA_GET(o, sd) \
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Elm_Multibuttonentry_Smart_Data * sd = evas_object_smart_data_get(o)
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#define ELM_MULTIBUTTONENTRY_DATA_GET_OR_RETURN(o, ptr) \
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ELM_MULTIBUTTONENTRY_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_MULTIBUTTONENTRY_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
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ELM_MULTIBUTTONENTRY_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_MULTIBUTTONENTRY_CHECK(obj) \
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if (!obj || !elm_widget_type_check \
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((obj), \
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ELM_MULTIBUTTONENTRY_SMART_NAME, __func__)) \
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return
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#define ELM_MULTIBUTTONENTRY_ITEM_CHECK(it) \
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ELM_WIDGET_ITEM_CHECK_OR_RETURN((Elm_Widget_Item *)it, ); \
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ELM_MULTIBUTTONENTRY_CHECK(it->base.widget);
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#define ELM_MULTIBUTTONENTRY_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_MULTIBUTTONENTRY_CHECK(it->base.widget) __VA_ARGS__;
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#endif
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