elm: efl_access_cache implementation

Summary: Change-Id: Ib2f65104d9daa3160221fb3920959018dcbeab5c

Subscribers: cedric, jpeg

Differential Revision: https://phab.enlightenment.org/D5583

4 files changed, 94 insertions, 3 deletions

diff --git a/src/Makefile_Elementary.am b/src/Makefile_Elementary.am
index efdf5c9c0b..e34f47353b 100644
--- a/src/Makefile_Elementary.am
+++ b/src/Makefile_Elementary.am
@@ -730,6 +730,7 @@ lib_elementary_libelementary_la_SOURCES = \
 	lib/elementary/elm_widget_item_static_focus.c \
 	lib/elementary/a11y/elm_bus_watcher.c \
 	lib/elementary/a11y/elm_atspi_bus_watcher.c \
+	lib/elementary/a11y/efl_access_cache.c \
 	$(NULL)
 
 
diff --git a/src/lib/elementary/Elementary.h b/src/lib/elementary/Elementary.h
index eb3bd43435..6513a5d7f6 100644
--- a/src/lib/elementary/Elementary.h
+++ b/src/lib/elementary/Elementary.h
@@ -309,6 +309,7 @@ EAPI extern Elm_Version *elm_version;
 # include <efl_ui_image_factory.eo.h>
 # include <a11y/elm_bus_watcher.eo.h>
 # include <a11y/elm_atspi_bus_watcher.eo.h>
+# include <a11y/efl_access_cache.eo.h>
 #endif
 
 /* include deprecated calls last of all */
diff --git a/src/lib/elementary/a11y/efl_access_cache.c b/src/lib/elementary/a11y/efl_access_cache.c
new file mode 100644
index 0000000000..0c93cc3552
--- /dev/null
+++ b/src/lib/elementary/a11y/efl_access_cache.c
@@ -0,0 +1,82 @@
+#ifdef HAVE_CONFIG_H
+  #include "elementary_config.h"
+#endif
+
+#include <Elementary.h>
+#include "elm_priv.h"
+#include "efl_access_cache.eo.h"
+
+typedef struct _Efl_Access_Cache_Data
+{
+    Eina_Hash *objects;
+    Efl_Access *root;
+} Efl_Access_Cache_Data;
+
+EOLIAN static Eo*
+_efl_access_cache_efl_object_constructor(Eo *obj, Efl_Access_Cache_Data *pd)
+{
+   obj = efl_constructor(efl_super(obj, EFL_ACCESS_CACHE_CLASS));
+   pd->objects = eina_hash_pointer_new(NULL);
+   return obj;
+}
+
+EOLIAN static void
+_efl_access_cache_efl_object_destructor(Eo *obj, Efl_Access_Cache_Data *pd)
+{
+   eina_hash_free(pd->objects);
+   efl_destructor(efl_super(obj, EFL_ACCESS_CACHE_CLASS));
+}
+
+EOLIAN static void
+_efl_access_cache_root_set(Efl_Access_Cache *obj, Efl_Access_Cache_Data *pd, Efl_Access *root)
+{
+   if (root == pd->root)
+     return;
+
+   pd->root = root;
+   efl_event_callback_call(obj, EFL_ACCESS_CACHE_EVENT_ROOT_CHANGED, root);
+}
+
+EOLIAN static Efl_Access*
+_efl_access_cache_root_get(Efl_Access_Cache *obj EINA_UNUSED, Efl_Access_Cache_Data *pd)
+{
+   return pd->root;
+}
+
+EOLIAN static Eina_Bool
+_efl_access_cache_contains(Efl_Access_Cache *obj EINA_UNUSED, Efl_Access_Cache_Data *pd, Efl_Access *access)
+{
+   return eina_hash_find(pd->objects, &access) != NULL;
+}
+
+EOLIAN static Eina_Bool
+_efl_access_cache_add(Efl_Access_Cache *obj EINA_UNUSED, Efl_Access_Cache_Data *pd, Efl_Access *access)
+{
+   EINA_SAFETY_ON_NULL_RETURN_VAL(access, EINA_FALSE);
+
+   if (!eina_hash_add(pd->objects, &access, access))
+     return EINA_FALSE;
+
+   efl_event_callback_call(obj, EFL_ACCESS_CACHE_EVENT_ADDED, access);
+   return EINA_TRUE;
+}
+
+EOLIAN static Eina_Bool
+_efl_access_cache_remove(Efl_Access_Cache *obj EINA_UNUSED, Efl_Access_Cache_Data *pd, Efl_Access *access)
+{
+   EINA_SAFETY_ON_NULL_RETURN_VAL(access, EINA_FALSE);
+
+   if (!eina_hash_del_by_key(pd->objects, &access))
+     return EINA_FALSE;
+
+   efl_event_callback_call(obj, EFL_ACCESS_CACHE_EVENT_REMOVED, access);
+   return EINA_TRUE;
+}
+
+EOLIAN static Eina_Iterator*
+_efl_access_cache_objects_iterator_new(Efl_Access_Cache *obj EINA_UNUSED, Efl_Access_Cache_Data *pd)
+{
+   return eina_hash_iterator_key_new(pd->objects);
+}
+
+#include "efl_access_cache.eo.c"
diff --git a/src/lib/elementary/a11y/efl_access_cache.eo b/src/lib/elementary/a11y/efl_access_cache.eo
index ec14dc53d3..8d25f3bd47 100644
--- a/src/lib/elementary/a11y/efl_access_cache.eo
+++ b/src/lib/elementary/a11y/efl_access_cache.eo
@@ -3,17 +3,19 @@ class Efl.Access.Cache (Efl.Object)
    methods {
         add {
              params {
-                  @in obj: Efl.Access;
+                  @in access: Efl.Access;
              }
+             return: bool;
         }
         remove {
              params {
-                  @in obj: Efl.Access;
+                  @in access: Efl.Access;
              }
+             return: bool;
         }
         contains {
              params {
-                  @in obj: Efl.Access;
+                  @in access: Efl.Access;
              }
              return: bool;
         }
@@ -30,8 +32,13 @@ class Efl.Access.Cache (Efl.Object)
              return: iterator<Efl.Access> @owned @warn_unused;
         }
    }
+   implements {
+       Efl.Object.constructor;
+       Efl.Object.destructor;
+   }
    events {
         added;
         removed;
+        root,changed;
    }
 }