+API int efl_util_unset_notification_window_level_error_cb(Evas_Object *window);
+
+/**
+ * @brief Sets the alpha window's visual state to opaque state
+ * @details This API sets the alpha window's visual state to opaque state.
+ * If the alpha window sets the visual state to the opaque,
+ * then the window manager could handle it as the opaque window while calculating visibility.
+ * This API will have no effect when used by a non-alpha window.
+ * @since_tizen 2.4
+ * @param[in] window The EFL window
+ * @param[in] opaque The value that indicates whether the window has set a visual state to opaque (0: unset, 1: set)
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #EFL_UTIL_ERROR_NONE Successful
+ * @retval #EFL_UTIL_ERROR_INVALID_PARAMETER Invalid parameter
+ */
+API int efl_util_set_window_opaque_state(Evas_Object *window, int opaque);
+
+/**
+ * @brief Sets the window's screen mode.
+ * @details This API is useful when the application need to keep the display turned on.
+ * If the application set the mode to #EFL_UTIL_SCREEN_MODE_ALWAYS_ON to its window and the window is shown wholly or partially,
+ * the window manager requests the display system to keep the display on as long as the window is shown.
+ * If the window is no longer shown, then the window manger request the display system to go back to normal operation.
+ * Default screen mode of window is #EFL_UTIL_SCREEN_MODE_DEFAULT.
+ * @since_tizen 2.4
+ * @privlevel public
+ * @privilege %http://tizen.org/privilege/display
+ * @remarks This API needs the privilege.
+ * If the application which is not get the privilege use this API, the window manager generates the permission deny error.
+ * The application can notice this error if it set the callback function using the efl_util_set_window_screen_mode_error_cb().
+ * @param[in] window The EFL window
+ * @param[in] mode The screen mode
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #EFL_UTIL_ERROR_NONE Successful
+ * @retval #EFL_UTIL_ERROR_INVALID_PARAMETER Invalid parameter
+ */
+API int efl_util_set_window_screen_mode(Evas_Object *window, efl_util_screen_mode_e mode);
+
+/**
+ * @brief Gets the screen mode of the specified window.
+ * @since_tizen 2.4
+ * @param[in] window The EFL window
+ * @param[out] mode The screen mode
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #EFL_UTIL_ERROR_NONE Successful
+ * @retval #EFL_UTIL_ERROR_INVALID_PARAMETER Invalid parameter
+ */
+API int efl_util_get_window_screen_mode(Evas_Object *window, efl_util_screen_mode_e *mode);
+
+/**
+ * @brief Called when an error occurs for setting window's screen mode
+ * @since_tizen 2.4
+ * @param[in] window The EFL window
+ * @param[in] error_code The error code (#EFL_UTIL_ERROR_PERMISSION_DENIED)
+ * @param[in] user_data The user data passed from the callback registration function
+ * @see efl_util_set_window_screen_mode_error_cb()
+ * @see efl_util_unset_window_screen_mode_error_cb()
+ */
+typedef void (*efl_util_window_screen_mode_error_cb)(Evas_Object *window, int error_code, void *user_data);
+
+/**
+ * @brief Registers a callback function to be invoked when an error which set the screen mode.
+ * @since_tizen 2.4
+ * @param[in] window The EFL window
+ * @param[in] callback The callback function to register
+ * @param[in] user_data The user data to be passed to the callback function
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #EFL_UTIL_ERROR_NONE Successful
+ * @retval #EFL_UTIL_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #EFL_UTIL_ERROR_OUT_OF_MEMORY Out of memory
+ * @post efl_util_window_screen_mode_error_cb() will be invoked.
+ * @see efl_util_unset_window_screen_mode_error_cb()
+ * @see efl_util_window_screen_mode_error_cb()
+ */
+API int efl_util_set_window_screen_mode_error_cb(Evas_Object *window, efl_util_window_screen_mode_error_cb callback, void *user_data);
+
+/**
+ * @brief Unregisters the callback function.
+ * @since_tizen 2.4
+ * @param[in] window The EFL window
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #EFL_UTIL_ERROR_NONE Successful
+ * @retval #EFL_UTIL_ERROR_INVALID_PARAMETER Invalid parameter
+ * @see efl_util_set_window_screen_mode_error_cb()
+ */
+API int efl_util_unset_window_screen_mode_error_cb(Evas_Object *window);
+
+/**
+ * @}
+ */
+
+/**
+ * @addtogroup CAPI_EFL_UTIL_INPUT_MODULE
+ * @{
+ */
+
+/**
+ * @platform
+ * @brief Enumeration of device type generated events.
+ * @since_tizen 2.4
+ */
+typedef enum
+{
+ EFL_UTIL_INPUT_DEVTYPE_NONE,
+ EFL_UTIL_INPUT_DEVTYPE_TOUCHSCREEN, /**< Touch Screen device */
+ EFL_UTIL_INPUT_DEVTYPE_KEYBOARD, /**< Keyboard device */
+ EFL_UTIL_INPUT_DEVTYPE_ALL, /**< Both of touch screen and keyboard device */
+ EFL_UTIL_INPUT_DEVTYPE_MAX
+} efl_util_input_device_type_e;
+
+/**
+ * @platform
+ * @brief Enumeration of touch event types.
+ * @since_tizen 2.4
+ */
+typedef enum
+{
+ EFL_UTIL_INPUT_TOUCH_NONE,
+ EFL_UTIL_INPUT_TOUCH_BEGIN, /**< Finger press. It is same a behavior put your finger on touch screen */
+ EFL_UTIL_INPUT_TOUCH_UPDATE, /**< Finger move. It is same a behavior move your finger on touch screen */
+ EFL_UTIL_INPUT_TOUCH_END, /**< Finger release. It is same a behavior release your finger on touch screen */
+ EFL_UTIL_INPUT_TOUCH_MAX
+} efl_util_input_touch_type_e;
+
+/**
+ * @platform
+ * @brief Initializes system and check input generate functions are supported, open devices generated events.
+ * @since_tizen 2.4
+ * @privlevel platform
+ * @privilege %http://tizen.org/privilege/inputgenerator
+ * @param[in] dev_type The device type want to generate events (ex> EFL_UTIL_INPUT_DEVTYPE_TOUCHSCREEN, EFL_UTIL_INPUT_DEVTYPE_KEYBOARD, EFL_UTIL_INPUT_DEVTYPE_ALL)
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #EFL_UTIL_ERROR_NONE Successful
+ * @retval #EFL_UTIL_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #EFL_UTIL_ERROR_NO_SUCH_DEVICE No such device or address
+ * @retval #EFL_UTIL_ERROR_INVALID_OPERATION Function not implemented
+ * @see efl_util_input_generate_deinit()
+ */
+API int efl_util_input_initialize_generator(efl_util_input_device_type_e dev_type);
+
+/**
+ * @platform
+ * @brief Deinitializes system and close opened devices.
+ * @since_tizen 2.4
+ * @privlevel platform
+ * @privilege %http://tizen.org/privilege/inputgenerator
+ * @see efl_util_input_generate_init()
+ */
+API void efl_util_input_deinitialize_generator(void);
+
+/**
+ * @platform
+ * @brief Generates all of key events using a opened device.
+ * @since_tizen 2.4
+ * @privlevel platform
+ * @privilege %http://tizen.org/privilege/inputgenerator
+ * @param[in] key_name The key name want to generate
+ * @param[in] pressed The value that select key press or release (0: release, 1: press)
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #EFL_UTIL_ERROR_NONE Successful
+ * @retval #EFL_UTIL_ERROR_INVALID_PARAMETER Invalid parameter
+ */
+API int efl_util_input_generate_key(const char *key_name, int pressed);
+
+/**
+ * @platform
+ * @brief Generates a touch event using a opened device.
+ * @since_tizen 2.4
+ * @privlevel platform
+ * @privilege %http://tizen.org/privilege/inputgenerator
+ * @param[in] idx The index of touched finger
+ * @param[in] efl_util_input_touch_type_e The touch type (ex> EFL_UTIL_INPUT_TOUCH_BEGIN, EFL_UTIL_INPUT_TOUCH_UPDATE, EFL_UTIL_INPUT_TOUCH_END)
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #EFL_UTIL_ERROR_NONE Successful
+ * @retval #EFL_UTIL_ERROR_INVALID_PARAMETER Invalid parameter
+ */
+API int efl_util_input_generate_touch(int idx, efl_util_input_touch_type_e touch_type, int x, int y);
+
+/**
+ * @}
+ */
+
+/**
+ * @addtogroup CAPI_EFL_UTIL_SCREENSHOT_MODULE
+ * @{
+ */
+
+/**
+ * @platform
+ * @brief Definition for the screenshot handle.
+ * @since_tizen 2.4
+ */
+typedef struct _efl_util_screenshot_h * efl_util_screenshot_h;
+
+/**
+ * @platform
+ * @brief Initializes the screenshot.
+ * @since_tizen 2.4
+ * @privlevel platform
+ * @privilege %http://tizen.org/privilege/screenshot
+ * @remarks The specific error code can be obtained using the get_last_result()
+ * method. Error codes are dedescribed in Exception section.
+ * @param[in] width width of the screenshot surface
+ * @param[in] height height of the screenshot surface
+ * @return #efl_util_screenshot_h on success, otherwise @c NULL
+ * @retval #efl_util_screenshot_h The screenshot handle
+ * @exception #EFL_UTIL_ERROR_NONE Successful
+ * @exception #EFL_UTIL_ERROR_INVALID_PARAMETER Invalid parameter
+ * @exception #EFL_UTIL_ERROR_OUT_OF_MEMORY Memory allocation failure
+ * @exception #EFL_UTIL_ERROR_SCREENSHOT_INIT_FAIL Initialization failure
+ * @see efl_util_screenshot_deinitialize()
+ */
+API efl_util_screenshot_h efl_util_screenshot_initialize(int width, int height);
+
+/**
+ * @platform
+ * @brief Takes a screenshot and get a tbm_surface handle.
+ * @since_tizen 2.4
+ * @privlevel platform
+ * @privilege %http://tizen.org/privilege/screenshot
+ * @remarks The specific error code can be obtained using the get_last_result()
+ * The tbm_surface_h must be free by caller
+ * @param[in] screenshot efl_util_screenshot_h handle
+ * @return #tbm_surface_h on success, otherwise @c NULL
+ * @retval #tbm_surface_h The TBM surface handle
+ * @exception #EFL_UTIL_ERROR_NONE Successful
+ * @exception #EFL_UTIL_ERROR_INVALID_PARAMETER Invalid parameter
+ * @exception #EFL_UTIL_ERROR_SCREENSHOT_EXECUTION_FAIL Execution failure
+ * @see efl_util_screenshot_initialize()
+ * @see efl_util_screenshot_deinitialize()
+ */
+API tbm_surface_h efl_util_screenshot_take_tbm_surface(efl_util_screenshot_h screenshot);
+
+/**
+ * @platform
+ * @brief Deinitializes the screenshot.
+ * @since_tizen 2.4
+ * @privlevel platform
+ * @privilege %http://tizen.org/privilege/screenshot
+ * @param[in] screenshot efl_util_screenshot_h handle
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #EFL_UTIL_ERROR_NONE Successful
+ * @retval #EFL_UTIL_ERROR_INVALID_PARAMETER Invalid parameter
+ * @see efl_util_screenshot_initialize()
+ */
+API int efl_util_screenshot_deinitialize(efl_util_screenshot_h screenshot);