eo: move event related structures and callback to C

We don't need to keep this in eo files anymore because the APIs
using them are now fully in C. This also allows removal of the
event callback builtin from Eolian.

src/lib/eo/Eo.h

@@ -216,22 +216,44 @@ typedef void (*Efl_Del_Intercept) (Eo *obj_id);
  */
 typedef Eo Efl_Future;
 
-/**
- * @typedef Efl_Event
- * A parameter passed in event callbacks holding extra event parameters.
- */
-typedef struct _Efl_Event Efl_Event;
-
 #include "efl_object_override.eo.h"
 #include "efl_object.eo.h"
 #include "efl_interface.eo.h"
 #define EO_CLASS EFL_OBJECT_CLASS
 
-struct _Efl_Event {
+/**
+ * @struct _Efl_Event
+ * A parameter passed in event callbacks holding extra event parameters.
+ */
+typedef struct _Efl_Event {
    Efl_Object *object; /**< The object the event was called on. */
    const Efl_Event_Description *desc; /**< The event description. */
    void *info; /**< Extra event information passed by the event caller. */
-};
+} Efl_Event;
+
+/** An event callback prototype. */
+typedef void (*Efl_Event_Cb)(void *data, const Efl_Event *event);
+
+/**
+ * @brief Callback priority value. Range is -32k - 32k. The lower the number,
+ * the higher the priority.
+ *
+ * See @ref EFL_CALLBACK_PRIORITY_AFTER, @ref EFL_CALLBACK_PRIORITY_BEFORE @ref
+ * EFL_CALLBACK_PRIORITY_DEFAULT
+ */
+typedef short Efl_Callback_Priority;
+
+/**
+ * @struct _Efl_Callback_Array_Item
+ * @brief An item in an array of callback desc/func.
+ *
+ * See also efl_event_callback_array_add().
+ */
+typedef struct _Efl_Callback_Array_Item
+{
+  const Efl_Event_Description *desc; /**< The event description. */
+  Efl_Event_Cb func; /**< The callback function. */
+} Efl_Callback_Array_Item;
 
 /**
  * @brief Add a callback for an event with a specific priority.

src/lib/eo/efl_object.eo

@@ -8,32 +8,12 @@ struct Efl.Event.Description {
     restart: bool; [[$true if when the event is triggered again from a callback, it should start from where it was]]
 }
 
-type Efl.Event_Cb: __builtin_event_cb; [[An event callback prototype.]]
-
-struct Efl.Callback_Array_Item {
-    [[An item in an array of callback desc/func.
-
-      See also \@ref efl_event_callback_array_add.
-    ]]
-    desc: ptr(const(Efl.Event.Description)); [[The event description.]]
-    func: Efl.Event_Cb; [[The callback function.]]
-}
-
 struct Efl.Dbg_Info {
      [[The structure for the debug info used by Eo.]]
      name: stringshare; [[The name of the part (stringshare).]]
      value: generic_value; [[The value.]]
 }
 
-
-type Efl.Callback_Priority: short; [[Callback priority value. Range is -32k - 32k.
-                                    The lower the number, the higher the priority.
-
-                                    See \@ref EFL_CALLBACK_PRIORITY_AFTER,
-                                    \@ref EFL_CALLBACK_PRIORITY_BEFORE
-                                    \@ref EFL_CALLBACK_PRIORITY_DEFAULT
-                                  ]]
-
 abstract Efl.Object ()
 {
    [[Abstract Efl object class]]

src/lib/eolian/database_type.c

@@ -200,13 +200,6 @@ _atype_to_str(const Eolian_Typedecl *tp, Eina_Strbuf *buf)
 
    if (tp->base_type->type == EOLIAN_TYPE_REGULAR)
      {
-        if (!strcmp(tp->base_type->name, "__builtin_event_cb"))
-          {
-             eina_strbuf_append(buf, "void (*");
-             _append_name(tp, buf);
-             eina_strbuf_append(buf, ")(void *data, const Efl_Event *event)");
-             return;
-          }
         if (!strcmp(tp->base_type->name, "__builtin_free_cb"))
           {
              eina_strbuf_append(buf, "void (*");

src/lib/eolian/eo_lexer.c

@@ -79,7 +79,6 @@ static const char * const ctypes[] =
 
    "void *",
 
-   "Efl_Event_Cb",
    "Eina_Free_Cb",
 };
 

src/lib/eolian/eo_lexer.h

@@ -57,7 +57,6 @@ enum Tokens
     KW(generic_value), KW(string), KW(stringshare), \
     \
     KW(void_ptr), \
-    KW(__builtin_event_cb), \
     KW(__builtin_free_cb), \
     KW(__undefined_type), \
     \

src/tests/eolian/data/typedef.eo

@@ -8,8 +8,6 @@ type @extern Evas.Pants: float; /* not generated */
 
 type Undef: __undefined_type; /* not generated */
 
-type Event: __builtin_event_cb; /* specially generated */
-
 type Free: __builtin_free_cb; /* specially generated */
 
 enum Enum.Bar

src/tests/eolian/data/typedef_ref.c

@@ -19,8 +19,6 @@ typedef Evas_Coord Evas_Coord2;
 
 typedef Evas_Coord2 Evas_Coord3;
 
-typedef void (*Event)(void *data, const Efl_Event *event);
-
 typedef void (*Free)(void *data);
 
 typedef enum

src/tests/eolian/data/typedef_ref_stub.c

@@ -11,8 +11,6 @@ typedef Evas_Coord Evas_Coord2;
 
 typedef Evas_Coord2 Evas_Coord3;
 
-typedef void (*Event)(void *data, const Efl_Event *event);
-
 typedef void (*Free)(void *data);
 
 

src/tests/eolian/eolian_parsing.c

@@ -377,8 +377,7 @@ START_TEST(eolian_typedef)
    fail_if(!eina_iterator_next(iter, (void**)&tdl));
    /* not generated undefined type, skip */
    fail_if(!eina_iterator_next(iter, (void**)&tdl));
-   /* event type and free cb, tested by generation tests */
-   fail_if(!eina_iterator_next(iter, (void**)&tdl));
+   /* free cb, tested by generation tests */
    fail_if(!eina_iterator_next(iter, (void**)&tdl));
    fail_if(eina_iterator_next(iter, (void**)&tdl));