/*********************************************************************
*                SEGGER Microcontroller GmbH & Co. KG                *
*        Solutions for real time microcontroller applications        *
**********************************************************************
*                                                                    *
*        (c) 1996 - 2017  SEGGER Microcontroller GmbH & Co. KG       *
*                                                                    *
*        Internet: www.segger.com    Support:  support@segger.com    *
*                                                                    *
**********************************************************************

** emWin V5.40 - Graphical user interface for embedded applications **
All  Intellectual Property rights  in the Software belongs to  SEGGER.
emWin is protected by  international copyright laws.  Knowledge of the
source code may not be used to write a similar product.  This file may
only be used in accordance with the following terms:

The  software has  been licensed  to STMicroelectronics International
N.V. a Dutch company with a Swiss branch and its headquarters in Plan-
les-Ouates, Geneva, 39 Chemin du Champ des Filles, Switzerland for the
purposes of creating libraries for ARM Cortex-M-based 32-bit microcon_
troller products commercialized by Licensee only, sublicensed and dis_
tributed under the terms and conditions of the End User License Agree_
ment supplied by STMicroelectronics International N.V.
Full source code is available at: www.segger.com

We appreciate your understanding and fairness.
----------------------------------------------------------------------
File        : MENU_Private.h
Purpose     : Internal header file
---------------------------END-OF-HEADER------------------------------
*/

/**
  ******************************************************************************
  * @attention
  *
  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
  * You may not use this file except in compliance with the License.
  * You may obtain a copy of the License at:
  *
  *        http://www.st.com/software_license_agreement_liberty_v2
  *
  * Unless required by applicable law or agreed to in writing, software 
  * distributed under the License is distributed on an "AS IS" BASIS, 
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  *
  ******************************************************************************
  */
  
#ifndef MENU_PRIVATE_H
#define MENU_PRIVATE_H

#include "WIDGET.h"
#include "MENU.h"
#include "GUI_ARRAY.h"

#if GUI_WINSUPPORT

/*********************************************************************
*
*       Defines
*
**********************************************************************
*/
/*********************************************************************
*
*       Status flags
*/
#define MENU_SF_HORIZONTAL              MENU_CF_HORIZONTAL
#define MENU_SF_VERTICAL                MENU_CF_VERTICAL
#define MENU_SF_OPEN_ON_POINTEROVER     MENU_CF_OPEN_ON_POINTEROVER
#define MENU_SF_CLOSE_ON_SECOND_CLICK   MENU_CF_CLOSE_ON_SECOND_CLICK
#define MENU_SF_HIDE_DISABLED_SEL       MENU_CF_HIDE_DISABLED_SEL

#define MENU_SF_ACTIVE                  (1 << 6)  // Internal flag only
#define MENU_SF_POPUP                   (1 << 7)  // Internal flag only
#define MENU_SF_ARROW                   (1 << 8)  // Internal flag only

/*********************************************************************
*
*       Types
*
**********************************************************************
*/
//
// MENU_SKIN_PRIVATE
//
typedef struct {
  WIDGET_DRAW_ITEM_FUNC * pfDrawSkin;
} MENU_SKIN_PRIVATE;

//
// MENU_ITEM
//
typedef struct {
  MENU_Handle hSubmenu;
  U16         Id;
  U16         Flags;
  int         TextWidth;
  char        acText[1];
} MENU_ITEM;

//
// MENU_PROPS
//
typedef struct {
  GUI_COLOR           aTextColor[5];
  GUI_COLOR           aBkColor[5];
  U8                  aBorder[4];
  const GUI_FONT    * pFont;
  MENU_SKIN_PRIVATE   SkinPrivate;
} MENU_PROPS;

//
// MENU_Obj
//
typedef struct {
  WIDGET              Widget;
  MENU_PROPS          Props;
  GUI_ARRAY           ItemArray;
  WM_HWIN             hOwner;
  U16                 Flags;
  char                IsSubmenuActive;
  int                 Width;
  int                 Height;
  int                 Sel;
  unsigned            ArrowAreaWidth;
  WIDGET_SKIN const * pWidgetSkin;
} MENU_Obj;

/*********************************************************************
*
*       Macros for internal use
*
**********************************************************************
*/
#if GUI_DEBUG_LEVEL >= GUI_DEBUG_LEVEL_CHECK_ALL
  #define MENU_INIT_ID(pObj)  (pObj->Widget.DebugId = MENU_ID)
#else
  #define MENU_INIT_ID(pObj)
#endif

#if GUI_DEBUG_LEVEL >= GUI_DEBUG_LEVEL_CHECK_ALL
  MENU_Obj * MENU_LockH(MENU_Handle hObj);
  #define MENU_LOCK_H(hObj)   MENU_LockH(hObj)
#else
  #define MENU_LOCK_H(hObj)   (MENU_Obj *)GUI_LOCK_H(hObj)
#endif

/*********************************************************************
*
*       Public data (internal defaults)
*
**********************************************************************
*/

extern MENU_PROPS            MENU__DefaultProps;
extern const WIDGET_EFFECT * MENU__pDefaultEffect;

extern const WIDGET_SKIN     MENU__SkinClassic;
extern       WIDGET_SKIN     MENU__Skin;

extern WIDGET_SKIN const   * MENU__pSkinDefault;

/*********************************************************************
*
*       Private functions
*
**********************************************************************
*/
int       MENU__CalcMenuSizeX         (MENU_Handle hObj);
int       MENU__CalcMenuSizeY         (MENU_Handle hObj);
int       MENU__FindItem              (MENU_Handle hObj, U16 ItemId, MENU_Handle* phMenu);
int       MENU__GetEffectSize         (MENU_Handle hObj);
int       MENU__GetItemHeight         (MENU_Handle hObj, unsigned Index);
int       MENU__GetItemWidth          (MENU_Handle hObj, unsigned Index);
unsigned  MENU__GetNumItems           (MENU_Obj * pObj);
int       MENU__HasEffect             (MENU_Handle hObj, MENU_Obj * pObj);
void      MENU__InvalidateItem        (MENU_Handle hObj, unsigned Index);
void      MENU__RecalcTextWidthOfItems(MENU_Obj * pObj);
void      MENU__ResizeMenu            (MENU_Handle hObj);
int       MENU__SendMenuMessage       (MENU_Handle hObj, WM_HWIN hDestWin, U16 MsgType, U16 ItemId);
char      MENU__SetItem               (MENU_Handle hObj, unsigned Index, const MENU_ITEM_DATA* pItemData);
void      MENU__SetItemFlags          (MENU_Obj * pObj, unsigned Index, U16 Mask, U16 Flags);

#endif  // GUI_WINSUPPORT
#endif  // MENU_PRIVATE_H

/*************************** End of file ****************************/
