// check if the rect (x,y,w,h) is either top of or stays out of body of rect(xx,yy,ww,hh)
#define ELM_RECTS_Y_AXIS_OUT(x, y, w, h, xx, yy, ww, hh) (((y) < (yy)) || (((x) + (w)) > ((xx) + (ww))) || (((y) + (h)) > ((yy) + (hh))))
+
+//TIZEN_ONLY(20230327): add layout set API.
+// Window is placed on the left half of the screen
+#define ELM_WIN_LAYOUT_TYPE_LEFT_HALF 2, 1, 0, 0, 1, 1
+// Window is placed on the right half of the screen
+#define ELM_WIN_LAYOUT_TYPE_RIGHT_HALF 2, 1, 1, 0, 1, 1
+// Window is placed on the top half of the screen
+#define ELM_WIN_LAYOUT_TYPE_TOP_HALF 1, 2, 0, 0, 1, 1
+// Window is placed on the bottom half of the screen
+#define ELM_WIN_LAYOUT_TYPE_BOTTOM_HALF 1, 2, 0, 1, 1, 1
+// Window is placed on the upper-left quarter of the screen
+#define ELM_WIN_LAYOUT_TYPE_UPPER_LEFT_QUARTER 2, 2, 0, 0, 1, 1
+// Window is placed on the upper-right quarter of the screen
+#define ELM_WIN_LAYOUT_TYPE_UPPER_RIGHT_QUATER 2, 2, 1, 0, 1, 1
+// Window is placed on the lower-left quarter of the screen
+#define ELM_WIN_LAYOUT_TYPE_LOWER_LEFT_QUATER 2, 2, 0, 1, 1, 1
+// Window is placed on the lower-right quarter of the screen
+#define ELM_WIN_LAYOUT_TYPE_LOWER_RIGHT_QUATER 2, 2, 1, 1, 1, 1
+// Window is placed on the left third of the screen horizontally
+#define ELM_WIN_LAYOUT_TYPE_LEFT_THIRD 3, 1, 0, 0, 1, 1
+// Window is placed on the center third of the screen horizontally
+#define ELM_WIN_LAYOUT_TYPE_CENTER_THIRD 3, 1, 1, 0, 1, 1
+// Window is placed on the right third of the screen horizontally
+#define ELM_WIN_LAYOUT_TYPE_RIGHT_THIRD 3, 1, 2, 0, 1, 1
+// Window is placed on the top third of the screen vertically
+#define ELM_WIN_LAYOUT_TYPE_TOP_THIRD 1, 3, 0, 0, 1, 1
+// Window is placed on the middle third of the screen vertically
+#define ELM_WIN_LAYOUT_TYPE_MIDDLE_THIRD 1, 3, 0, 1, 1, 1
+// Window is placed on the bottom third of the screen vertically
+#define ELM_WIN_LAYOUT_TYPE_BOTTOM_THIRD 1, 3, 0, 2, 1, 1
+//
+
EAPI void elm_win_maximum_size_set(Elm_Win *obj, int w, int h);
//
+
+// TIZEN_ONLY(20230327): add layout set API.
+/**
+ * @brief Sets the layout for the window.
+ * This function sets the layout for the window by specifying the number of columns and rows, the starting column and row, and the number of columns and rows to span.
+ *
+ * @param[in] obj The window object
+ * @param[in] num_cols The number of columns in the layout
+ * @param[in] num_rows The number of rows in the layout
+ * @param[in] column The starting column for the window
+ * @param[in] row The starting row for the window
+ * @param[in] col_span The number of columns to span for the window
+ * @param[in] row_span The number of rows to span for the window
+ *
+ * @ingroup Elm_Win_Group
+ */
+EAPI void elm_win_layout_set(Elm_Win *obj, unsigned int num_cols, unsigned int num_rows, unsigned int column, unsigned int row, unsigned int col_span, unsigned int row_span);
+//
+
+