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[elm] Inwin now inheritable. 

SVN revision: 74692
This commit is contained in:
Gustavo Lima Chaves 2012-07-31 22:06:57 +00:00
parent b7e8152421
commit bf97bdfcfb
3 changed files with 184 additions and 34 deletions
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1
legacy/elementary/src/lib/Makefile.am
View File

@ -56,6 +56,7 @@ elm_widget_grid.h \
elm_widget_hover.h \
elm_widget_icon.h \
elm_widget_image.h \
elm_widget_inwin.h \
elm_widget_layout.h \
elm_widget_list.h \
elm_widget_map.h \

57
legacy/elementary/src/lib/elm_inwin.c
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@ -1,38 +1,11 @@
#include <Elementary.h>
#include "elm_priv.h"
#include "elm_widget_layout.h"
#include "elm_widget_inwin.h"
static const char INWIN_SMART_NAME[] = "elm_inwin";
EAPI const char ELM_INWIN_SMART_NAME[] = "elm_inwin";
#define ELM_INWIN_DATA_GET(o, sd) \
Elm_Layout_Smart_Data * sd = evas_object_smart_data_get(o)
#define ELM_INWIN_DATA_GET_OR_RETURN(o, ptr) \
ELM_INWIN_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return; \
}
#define ELM_INWIN_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
ELM_INWIN_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return val; \
}
#define ELM_INWIN_CHECK(obj) \
if (!obj || !elm_widget_type_check((obj), INWIN_SMART_NAME, __func__)) \
return
/* Inheriting from elm_layout. Besides, we need no more than what is
* there */
EVAS_SMART_SUBCLASS_NEW
(INWIN_SMART_NAME, _elm_inwin, Elm_Layout_Smart_Class,
(ELM_INWIN_SMART_NAME, _elm_inwin, Elm_Inwin_Smart_Class,
Elm_Layout_Smart_Class, elm_layout_smart_class_get, NULL);
static const Elm_Layout_Part_Alias_Description _content_aliases[] =
@ -84,7 +57,7 @@ _elm_inwin_smart_focus_next(const Evas_Object *obj,
static void
_elm_inwin_smart_add(Evas_Object *obj)
{
EVAS_SMART_DATA_ALLOC(obj, Elm_Layout_Smart_Data);
EVAS_SMART_DATA_ALLOC(obj, Elm_Inwin_Smart_Data);
ELM_WIDGET_CLASS(_elm_inwin_parent_sc)->base.add(obj);
@ -106,16 +79,32 @@ _elm_inwin_smart_parent_set(Evas_Object *obj,
}
static void
_elm_inwin_smart_set_user(Elm_Layout_Smart_Class *sc)
_elm_inwin_smart_set_user(Elm_Inwin_Smart_Class *sc)
{
ELM_WIDGET_CLASS(sc)->base.add = _elm_inwin_smart_add;
ELM_WIDGET_CLASS(sc)->focus_next = _elm_inwin_smart_focus_next;
ELM_WIDGET_CLASS(sc)->parent_set = _elm_inwin_smart_parent_set;
sc->sizing_eval = _elm_inwin_smart_sizing_eval;
ELM_LAYOUT_CLASS(sc)->sizing_eval = _elm_inwin_smart_sizing_eval;
sc->content_aliases = _content_aliases;
ELM_LAYOUT_CLASS(sc)->content_aliases = _content_aliases;
}
EAPI const Elm_Inwin_Smart_Class *
elm_inwin_smart_class_get(void)
{
static Elm_Inwin_Smart_Class _sc =
ELM_INWIN_SMART_CLASS_INIT_NAME_VERSION(ELM_INWIN_SMART_NAME);
static const Elm_Inwin_Smart_Class *class = NULL;
if (class)
return class;
_elm_inwin_smart_set(&_sc);
class = &_sc;
return class;
}
EAPI Evas_Object *

160
legacy/elementary/src/lib/elm_widget_inwin.h Normal file
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@ -0,0 +1,160 @@
#ifndef ELM_WIDGET_INWIN_H
#define ELM_WIDGET_INWIN_H
#include "elm_widget_layout.h"
/**
* @addtogroup Widget
* @{
*
* @section elm-inwin-class The Elementary Inwin Class
*
* Elementary, besides having the @ref Inwin widget, exposes its
* foundation -- the Elementary Inwin Class -- in order to create other
* widgets which are a inwin with some more logic on top.
*/
/**
* @def ELM_INWIN_CLASS
*
* Use this macro to cast whichever subclass of
* #Elm_Inwin_Smart_Class into it, so to access its fields.
*
* @ingroup Widget
*/
#define ELM_INWIN_CLASS(x) ((Elm_Inwin_Smart_Class *)x)
/**
* @def ELM_INWIN_DATA
*
* Use this macro to cast whichever subdata of
* #Elm_Inwin_Smart_Data into it, so to access its fields.
*
* @ingroup Widget
*/
#define ELM_INWIN_DATA(x) ((Elm_Inwin_Smart_Data *)x)
/**
* @def ELM_INWIN_SMART_CLASS_VERSION
*
* Current version for Elementary inwin @b base smart class, a value
* which goes to _Elm_Inwin_Smart_Class::version.
*
* @ingroup Widget
*/
#define ELM_INWIN_SMART_CLASS_VERSION 1
/**
* @def ELM_INWIN_SMART_CLASS_INIT
*
* Initializer for a whole #Elm_Inwin_Smart_Class structure, with
* @c NULL values on its specific fields.
*
* @param smart_class_init initializer to use for the "base" field
* (#Evas_Smart_Class).
*
* @see EVAS_SMART_CLASS_INIT_NULL
* @see EVAS_SMART_CLASS_INIT_NAME_VERSION
* @see ELM_INWIN_SMART_CLASS_INIT_NULL
* @see ELM_INWIN_SMART_CLASS_INIT_NAME_VERSION
*
* @ingroup Widget
*/
#define ELM_INWIN_SMART_CLASS_INIT(smart_class_init) \
{smart_class_init, ELM_INWIN_SMART_CLASS_VERSION}
/**
* @def ELM_INWIN_SMART_CLASS_INIT_NULL
*
* Initializer to zero out a whole #Elm_Inwin_Smart_Class structure.
*
* @see ELM_INWIN_SMART_CLASS_INIT_NAME_VERSION
* @see ELM_INWIN_SMART_CLASS_INIT
*
* @ingroup Widget
*/
#define ELM_INWIN_SMART_CLASS_INIT_NULL \
ELM_INWIN_SMART_CLASS_INIT(EVAS_SMART_CLASS_INIT_NULL)
/**
* @def ELM_INWIN_SMART_CLASS_INIT_NAME_VERSION
*
* Initializer to zero out a whole #Elm_Inwin_Smart_Class structure and
* set its name and version.
*
* This is similar to #ELM_INWIN_SMART_CLASS_INIT_NULL, but it will
* also set the version field of #Elm_Inwin_Smart_Class (base field)
* to the latest #ELM_INWIN_SMART_CLASS_VERSION and name it to the
* specific value.
*
* It will keep a reference to the name field as a <c>"const char *"</c>,
* i.e., the name must be available while the structure is
* used (hint: static or global variable!) and must not be modified.
*
* @see ELM_INWIN_SMART_CLASS_INIT_NULL
* @see ELM_INWIN_SMART_CLASS_INIT
*
* @ingroup Widget
*/
#define ELM_INWIN_SMART_CLASS_INIT_NAME_VERSION(name) \
ELM_INWIN_SMART_CLASS_INIT \
(ELM_LAYOUT_SMART_CLASS_INIT_NAME_VERSION(name))
/**
* Elementary inwin base smart class. This inherits directly from
* #Elm_Layout_Smart_Class and is meant to build widgets extending the
* behavior of a inwin.
*
* All of the functions listed on @ref Inwin namespace will work for
* objects deriving from #Elm_Inwin_Smart_Class.
*/
typedef struct _Elm_Inwin_Smart_Class
{
Elm_Layout_Smart_Class base;
int version; /**< Version of this smart class definition */
} Elm_Inwin_Smart_Class;
/**
* Base layout smart data extended with inwin instance data.
*/
typedef struct _Elm_Inwin_Smart_Data Elm_Inwin_Smart_Data;
struct _Elm_Inwin_Smart_Data
{
Elm_Layout_Smart_Data base;
};
/**
* @}
*/
EAPI extern const char ELM_INWIN_SMART_NAME[];
EAPI const Elm_Inwin_Smart_Class *elm_inwin_smart_class_get(void);
#define ELM_INWIN_DATA_GET(o, sd) \
Elm_Inwin_Smart_Data * sd = evas_object_smart_data_get(o)
#define ELM_INWIN_DATA_GET_OR_RETURN(o, ptr) \
ELM_INWIN_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return; \
}
#define ELM_INWIN_DATA_GET_OR_RETURN_VAL(o, ptr, val) \
ELM_INWIN_DATA_GET(o, ptr); \
if (!ptr) \
{ \
CRITICAL("No widget data for object %p (%s)", \
o, evas_object_type_get(o)); \
return val; \
}
#define ELM_INWIN_CHECK(obj) \
if (!obj || !elm_widget_type_check((obj), ELM_INWIN_SMART_NAME, \
__func__)) \
return
#endif