diff --git a/legacy/elementary/src/lib/elm_glview.c b/legacy/elementary/src/lib/elm_glview.c
index 573ea7ea61..049e8a58dc 100644
--- a/legacy/elementary/src/lib/elm_glview.c
+++ b/legacy/elementary/src/lib/elm_glview.c
@@ -381,28 +381,28 @@ elm_glview_render_policy_set(Evas_Object *obj, Elm_GLView_Render_Policy policy)
 }
 
 EAPI void
-elm_glview_size_set(Evas_Object *obj, int width, int height)
+elm_glview_size_set(Evas_Object *obj, int w, int h)
 {
    ELM_CHECK_WIDTYPE(obj, widtype);
    Widget_Data *wd = elm_widget_data_get(obj);
    if (!wd) return;
 
-   if ((width == wd->w) && (height == wd->h)) return;
-   wd->w = width;
-   wd->h = height;
+   if ((w == wd->w) && (h == wd->h)) return;
+   wd->w = w;
+   wd->h = h;
    _glview_update_surface(obj);
    elm_glview_changed_set(obj);
 }
 
 EAPI void
-elm_glview_size_get(const Evas_Object *obj, int *width, int *height)
+elm_glview_size_get(const Evas_Object *obj, int *w, int *h)
 {
    ELM_CHECK_WIDTYPE(obj, widtype);
    Widget_Data *wd = elm_widget_data_get(obj);
    if (!wd) return;
 
-   if (width) *width = wd->w;
-   if (height) *height = wd->h;
+   if (w) *w = wd->w;
+   if (h) *h = wd->h;
 }
 
 EAPI void
diff --git a/legacy/elementary/src/lib/elm_glview.h b/legacy/elementary/src/lib/elm_glview.h
index 4a7a06ef17..ab6ed983fc 100644
--- a/legacy/elementary/src/lib/elm_glview.h
+++ b/legacy/elementary/src/lib/elm_glview.h
@@ -50,19 +50,19 @@ EAPI Evas_Object *elm_glview_add(Evas_Object *parent);
  * Sets the size of the glview
  *
  * @param obj The glview object
- * @param width width of the glview object
- * @param height height of the glview object
+ * @param w width of the glview object
+ * @param h height of the glview object
  *
  * @ingroup GLView
  */
-EAPI void         elm_glview_size_set(Evas_Object *obj, Evas_Coord width, Evas_Coord height);
+EAPI void         elm_glview_size_set(Evas_Object *obj, Evas_Coord w, Evas_Coord h);
 
 /**
  * Gets the size of the glview.
  *
  * @param obj The glview object
- * @param width width of the glview object
- * @param height height of the glview object
+ * @param w width of the glview object
+ * @param h height of the glview object
  *
  * Note that this function returns the actual image size of the
  * glview.  This means that when the scale policy is set to
@@ -71,7 +71,7 @@ EAPI void         elm_glview_size_set(Evas_Object *obj, Evas_Coord width, Evas_C
  *
  * @ingroup GLView
  */
-EAPI void         elm_glview_size_get(const Evas_Object *obj, Evas_Coord *width, Evas_Coord *height);
+EAPI void         elm_glview_size_get(const Evas_Object *obj, Evas_Coord *w, Evas_Coord *h);
 
 /**
  * Gets the gl api struct for gl rendering
@@ -84,7 +84,7 @@ EAPI void         elm_glview_size_get(const Evas_Object *obj, Evas_Coord *width,
 EAPI Evas_GL_API *elm_glview_gl_api_get(const Evas_Object *obj);
 
 /**
- * Set the mode of the GLView. Supports Three simple modes.
+ * Set the mode of the GLView. Supports alpha, depth, dencil, direct.
  *
  * @param obj The glview object
  * @param mode The mode Options OR'ed enabling Alpha, Depth, Stencil.
@@ -138,6 +138,7 @@ EAPI Eina_Bool    elm_glview_render_policy_set(Evas_Object *obj, Elm_GLView_Rend
  *
  * @ingroup GLView
  */
+//XXX: need more description why this API is provided. i.e) You can set the gl rendering options when this init function is called...
 EAPI void         elm_glview_init_func_set(Evas_Object *obj, Elm_GLView_Func_Cb func);
 
 /**
@@ -150,6 +151,7 @@ EAPI void         elm_glview_init_func_set(Evas_Object *obj, Elm_GLView_Func_Cb
  *
  * @ingroup GLView
  */
+//XXX: is it problem if it uses evas_object_event_callback_add(.. , EVAS_CALLBACK_DEL, )
 EAPI void         elm_glview_del_func_set(Evas_Object *obj, Elm_GLView_Func_Cb func);
 
 /**
@@ -160,6 +162,7 @@ EAPI void         elm_glview_del_func_set(Evas_Object *obj, Elm_GLView_Func_Cb f
  *
  * @ingroup GLView
  */
+//XXX: is it problem if it uses evas_object_event_callback_add(.. , EVAS_CALLBACK_RESIZE, )
 EAPI void         elm_glview_resize_func_set(Evas_Object *obj, Elm_GLView_Func_Cb func);
 
 /**