Index: src/lib/elm_win.h
===================================================================
--- src/lib/elm_win.h	(revision 76637)
+++ src/lib/elm_win.h	(working copy)
@@ -1481,5 +1481,29 @@ struct _Elm_Win_Trap
 EAPI Eina_Bool elm_win_trap_set(const Elm_Win_Trap *trap);
 
 /**
+ * Set the floating mode of a window.
+ *
+ * @param obj The window object
+ * @param floating If true, the window is floating mode
+ *
+ * @ingroup Win
+ * @see elm_win_floating_mode_get()
+ * @since 1.8
+ */
+EAPI void                  elm_win_floating_mode_set(Evas_Object *obj, Eina_Bool floating);
+
+/**
+ * Get the floating mode of a window.
+ *
+ * @param obj The window object
+ * @return If true, the window is floating mode
+ *
+ * @ingroup Win
+ * @see elm_win_floating_mode_set()
+ * @since 1.8
+ */
+EAPI Eina_Bool             elm_win_floating_mode_get(const Evas_Object *obj);
+
+/**
  * @}
  */
Index: src/lib/elm_win.c
===================================================================
--- src/lib/elm_win.c	(revision 76637)
+++ src/lib/elm_win.c	(working copy)
@@ -144,6 +144,7 @@ struct _Elm_Win_Smart_Data
    Eina_Bool    fullscreen : 1;
    Eina_Bool    maximized : 1;
    Eina_Bool    skip_focus : 1;
+   Eina_Bool    floating : 1;
 };
 
 static const char SIG_DELETE_REQUEST[] = "delete,request";
@@ -4035,3 +4036,35 @@ elm_win_trap_set(const Elm_Win_Trap *t)
    trap = t;
    return EINA_TRUE;
 }
+
+EAPI void
+elm_win_floating_mode_set(Evas_Object *obj, Eina_Bool floating)
+{
+   ELM_WIN_CHECK(obj);
+   ELM_WIN_DATA_GET_OR_RETURN(obj, sd);
+
+   if (floating == sd->floating) return;
+   sd->floating = floating;
+#ifdef HAVE_ELEMENTARY_X
+   _elm_win_xwindow_get(sd);
+   if (sd->x.xwin)
+     {
+        if (sd->floating)
+          ecore_x_e_illume_window_state_set
+             (sd->x.xwin, ECORE_X_ILLUME_WINDOW_STATE_FLOATING);
+        else
+          ecore_x_e_illume_window_state_set
+             (sd->x.xwin, ECORE_X_ILLUME_WINDOW_STATE_NORMAL);
+     }
+#endif
+}
+
+EAPI Eina_Bool
+elm_win_floating_mode_get(const Evas_Object *obj)
+{
+   ELM_WIN_CHECK(obj) EINA_FALSE;
+   ELM_WIN_DATA_GET_OR_RETURN_VAL(obj, sd, EINA_FALSE);
+
+   return sd->floating;
+}
+
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 76637)
+++ ChangeLog	(working copy)
@@ -502,3 +502,11 @@
             - elm_layout_text_get
             - elm_layout_text_set
             - elm_layout_theme_set
+
+2012-09-14  Doyoun Kang
+
+	* Add APIs for floating mode
+          - elm_win_floating_mode_set
+          - elm_win_floating_mode_get
+
+