118 lines
3.1 KiB
C
118 lines
3.1 KiB
C
#include "edje_private.h"
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typedef struct _Efl_Canvas_Layout_Part_Data Efl_Canvas_Layout_Part_Data;
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struct _Efl_Canvas_Layout_Part_Data
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{
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Edje *ed;
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Edje_Real_Part *rp;
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const char *part;
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Eo *obj;
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};
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struct _Part_Item_Iterator
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{
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Eina_Iterator iterator;
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Eina_List *list;
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Eina_Iterator *real_iterator;
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Eo *object;
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};
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void _part_reuse_error(Efl_Canvas_Layout_Part_Data *pd);
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const char * _part_type_to_string(unsigned char type);
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#define PROXY_STATIC_VAR(type) _##type##_proxy
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#ifndef PROXY_ADD_EXTRA_OP
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# define PROXY_ADD_EXTRA_OP
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#endif
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void _edje_real_part_set(Eo *obj, Edje *ed, Edje_Real_Part *rp, const char *part);
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static inline void
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_part_proxy_del_cb(Eo *proxy, Eo **static_var)
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{
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if (*static_var)
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{
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if (*static_var != proxy)
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{
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efl_del_intercept_set(*static_var, NULL);
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efl_unref(*static_var);
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}
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}
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efl_reuse(proxy);
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*static_var = proxy;
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}
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/* ugly macros to avoid code duplication */
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#define PROXY_RESET(type) \
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do { if (PROXY_STATIC_VAR(type)) \
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{ \
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efl_del_intercept_set(PROXY_STATIC_VAR(type), NULL); \
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efl_unref(PROXY_STATIC_VAR(type)); \
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PROXY_STATIC_VAR(type) = NULL; \
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} } while (0)
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#define PROXY_INIT(type) \
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void \
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_ ## type ## _shutdown(void); \
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#define PROXY_DATA_GET(obj, pd) \
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Efl_Canvas_Layout_Part_Data *pd = efl_data_scope_get(obj, EFL_CANVAS_LAYOUT_PART_CLASS);
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#define PROXY_IMPLEMENTATION(type, KLASS, no_del_cb, ...) \
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static Eo * PROXY_STATIC_VAR(type) = NULL; \
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\
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static void \
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_ ## type ## _del_cb(Eo *proxy) \
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{ \
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_part_proxy_del_cb(proxy, &(PROXY_STATIC_VAR(type))); \
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} \
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\
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void \
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_ ## type ## _shutdown(void) \
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{ \
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PROXY_RESET(type); \
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} \
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\
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Eo * \
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_edje_ ## type ## _internal_proxy_get(Edje_Object *obj EINA_UNUSED, Edje *ed, Edje_Real_Part *rp, const char *part) \
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{ \
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Efl_Canvas_Layout_Part_Data *pd; \
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Eo *proxy = PROXY_STATIC_VAR(type); \
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pd = proxy ? efl_data_scope_get(proxy, EFL_CANVAS_LAYOUT_PART_CLASS) : NULL; \
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if (!pd) \
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{ \
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if (EINA_UNLIKELY(proxy != NULL)) \
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ERR("Found invalid handle for efl_part. Reset."); \
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proxy = efl_add(KLASS, ed->obj, _edje_real_part_set(efl_added, ed, rp, part)); \
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} \
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else \
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{ \
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PROXY_STATIC_VAR(type) = NULL; \
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efl_parent_set(proxy, ed->obj); \
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efl_unref(proxy); /* efl_reuse gives us one additional reference, give this one up as we gave ownerwhip back to ed->obj */\
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_edje_real_part_set(proxy, ed, rp, part); \
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} \
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__VA_ARGS__; \
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if (!no_del_cb) efl_del_intercept_set(proxy, _ ## type ## _del_cb); \
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return proxy; \
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}
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#ifdef DEBUG
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#define PART_TABLE_GET(obj, part, ...) ({ \
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Eo *__table = efl_part(obj, part); \
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if (!__table || !efl_isa(__table, EFL_CANVAS_LAYOUT_PART_TABLE_CLASS)) \
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{ \
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ERR("No such table part '%s' in layout %p", part, obj); \
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return __VA_ARGS__; \
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} \
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__table; })
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#else
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#define PART_TABLE_GET(obj, part, ...) ({ \
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Eo *__table = efl_part(obj, part); \
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if (!__table) return __VA_ARGS__; \
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__table; })
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#endif
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