/*********************************************************************
*                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.h
Purpose     : MENU include
--------------------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_H
#define MENU_H

#include "WM.h"
#include "WIDGET.h"
#include "DIALOG_Intern.h"      // Required for Create indirect data structure

#if GUI_WINSUPPORT

#if defined(__cplusplus)
  extern "C" {     // Make sure we have C-declarations in C++ programs
#endif

/*********************************************************************
*
*       Defines
*
**********************************************************************
*/
#define MENU_SKIN_FLEX    MENU_DrawSkinFlex

/*********************************************************************
*
*       Create flags
*/
#define MENU_CF_HORIZONTAL              (0<<0)
#define MENU_CF_VERTICAL                (1<<0)
#define MENU_CF_OPEN_ON_POINTEROVER     (1<<1)  // Normally a menu opens first when clicked on it
#define MENU_CF_CLOSE_ON_SECOND_CLICK   (1<<2)  // Normally a menu closes only when clicked outside it
#define MENU_CF_HIDE_DISABLED_SEL       (1<<3)  // Hides the selection when a disabled item is selected

/*********************************************************************
*
*       Menu item flags
*/
#define MENU_IF_DISABLED                (1<<0)  // Indicates that item is disabled
#define MENU_IF_SEPARATOR               (1<<1)  // Indicates that item is a separator

/*********************************************************************
*
*       Color indices
*/
#define MENU_CI_ENABLED                 0
#define MENU_CI_SELECTED                1
#define MENU_CI_DISABLED                2
#define MENU_CI_DISABLED_SEL            3
#define MENU_CI_ACTIVE_SUBMENU          4

/*********************************************************************
*
*       Border indices
*/
#define MENU_BI_LEFT                    0
#define MENU_BI_RIGHT                   1
#define MENU_BI_TOP                     2
#define MENU_BI_BOTTOM                  3

/*********************************************************************
*
*       Message types
*/
#define MENU_ON_ITEMSELECT              0   // Send to owner when selecting a menu item
#define MENU_ON_INITMENU                1   // Send to owner when for the first time selecting a submenu
#define MENU_ON_INITSUBMENU             2   // Send to owner when selecting a submenu
#define MENU_ON_OPEN                    3   // Internal message of menu widget (only send to submenus)
#define MENU_ON_CLOSE                   4   // Internal message of menu widget (only send to submenus)
#define MENU_IS_MENU                    5   // Internal message of menu widget. Owner must call
                                            // WM_DefaultProc() when not handle the message
#define MENU_ON_ITEMACTIVATE            6   // Send to owner when highlighting a menu item
#define MENU_ON_ITEMPRESSED             7   // Send to owner when a menu item has been pressed

/*********************************************************************
*
*       Skinning property indices
*/
#define MENU_SKINFLEX_PI_ENABLED        0
#define MENU_SKINFLEX_PI_SELECTED       1
#define MENU_SKINFLEX_PI_DISABLED       2
#define MENU_SKINFLEX_PI_DISABLED_SEL   3
#define MENU_SKINFLEX_PI_ACTIVE_SUBMENU 4

/*********************************************************************
*
*       Types
*
**********************************************************************
*/

typedef WM_HMEM MENU_Handle;

typedef struct {
  //
  // Background
  //  
  GUI_COLOR aBkColorH[2];
  GUI_COLOR BkColorV;
  GUI_COLOR FrameColorH;
  GUI_COLOR FrameColorV;
  //
  // Selection
  //
  GUI_COLOR aSelColorH[2];
  GUI_COLOR aSelColorV[2];
  GUI_COLOR FrameColorSelH;
  GUI_COLOR FrameColorSelV;
  //
  // Separator
  //
  GUI_COLOR aSepColorH[2];
  GUI_COLOR aSepColorV[2];
  //
  // Arrow
  //
  GUI_COLOR ArrowColor;
  //
  // Text
  //
  GUI_COLOR TextColor;
} MENU_SKINFLEX_PROPS;

/*********************************************************************
*
*       Menu message data
*/
typedef struct {
  U16 MsgType;
  U16 ItemId;
} MENU_MSG_DATA;

/*********************************************************************
*
*       Menu item data
*/
typedef struct {
  const char  * pText;
  U16           Id;
  U16           Flags;
  MENU_Handle   hSubmenu;
} MENU_ITEM_DATA;

/*********************************************************************
*
*       Create functions
*
**********************************************************************
*/
MENU_Handle MENU_CreateIndirect(const GUI_WIDGET_CREATE_INFO * pCreateInfo, WM_HWIN hWinParent, int x0, int y0, WM_CALLBACK * cb);
MENU_Handle MENU_CreateEx      (int x0, int y0, int xSize, int ySize, WM_HWIN hParent, int WinFlags, int ExFlags, int Id);
MENU_Handle MENU_CreateUser    (int x0, int y0, int xSize, int ySize, WM_HWIN hParent, int WinFlags, int ExFlags, int Id, int NumExtraBytes);

/*********************************************************************
*
*       The callback ...
*
* Do not call it directly ! It is only to be used from within an
* overwritten callback.
*/
void MENU_Callback(WM_MESSAGE * pMsg);

/*********************************************************************
*
*       Individual member functions
*
**********************************************************************
*/
void      MENU_AddItem      (MENU_Handle hObj, const MENU_ITEM_DATA * pItemData);
void      MENU_Attach       (MENU_Handle hObj, WM_HWIN hDestWin, int x, int y, int xSize, int ySize, int Flags);
void      MENU_DeleteItem   (MENU_Handle hObj, U16 ItemId);
void      MENU_DisableItem  (MENU_Handle hObj, U16 ItemId);
void      MENU_EnableItem   (MENU_Handle hObj, U16 ItemId);
void      MENU_GetItem      (MENU_Handle hObj, U16 ItemId, MENU_ITEM_DATA * pItemData);
void      MENU_GetItemText  (MENU_Handle hObj, U16 ItemId, char * pBuffer, unsigned BufferSize);
unsigned  MENU_GetNumItems  (MENU_Handle hObj);
WM_HWIN   MENU_GetOwner     (MENU_Handle hObj);
int       MENU_GetUserData  (MENU_Handle hObj, void * pDest, int NumBytes);
void      MENU_InsertItem   (MENU_Handle hObj, U16 ItemId, const MENU_ITEM_DATA * pItemData);
void      MENU_Popup        (MENU_Handle hObj, WM_HWIN hDestWin, int x, int y, int xSize, int ySize, int Flags);
void      MENU_SetBkColor   (MENU_Handle hObj, unsigned ColorIndex, GUI_COLOR Color);
void      MENU_SetBorderSize(MENU_Handle hObj, unsigned BorderIndex, U8 BorderSize);
void      MENU_SetFont      (MENU_Handle hObj, const GUI_FONT * pFont);
void      MENU_SetItem      (MENU_Handle hObj, U16 ItemId, const MENU_ITEM_DATA * pItemData);
void      MENU_SetOwner     (MENU_Handle hObj, WM_HWIN hOwner);
int       MENU_SetSel       (MENU_Handle hObj, int Sel);
void      MENU_SetTextColor (MENU_Handle hObj, unsigned ColorIndex, GUI_COLOR Color);
int       MENU_SetUserData  (MENU_Handle hObj, const void * pSrc, int NumBytes);

/*********************************************************************
*
*       Managing default values
*
**********************************************************************
*/
GUI_COLOR             MENU_GetDefaultTextColor  (unsigned ColorIndex);
GUI_COLOR             MENU_GetDefaultBkColor    (unsigned ColorIndex);
U8                    MENU_GetDefaultBorderSize (unsigned BorderIndex);
const WIDGET_EFFECT * MENU_GetDefaultEffect     (void);
const GUI_FONT      * MENU_GetDefaultFont       (void);
void                  MENU_SetDefaultTextColor  (unsigned ColorIndex, GUI_COLOR Color);
void                  MENU_SetDefaultBkColor    (unsigned ColorIndex, GUI_COLOR Color);
void                  MENU_SetDefaultBorderSize (unsigned BorderIndex, U8 BorderSize);
void                  MENU_SetDefaultEffect     (const WIDGET_EFFECT * pEffect);
void                  MENU_SetDefaultFont       (const GUI_FONT * pFont);

/*********************************************************************
*
*       Member functions: Skinning
*
**********************************************************************
*/
int                     MENU_DrawSkinFlex         (const WIDGET_ITEM_DRAW_INFO * pDrawItemInfo);
void                    MENU_GetSkinFlexProps     (MENU_SKINFLEX_PROPS * pProps, int Index);
WIDGET_DRAW_ITEM_FUNC * MENU_SetDefaultSkin       (WIDGET_DRAW_ITEM_FUNC * pfDrawSkin);
void                    MENU_SetDefaultSkinClassic(void);
void                    MENU_SetSkinClassic       (MENU_Handle hObj);
void                    MENU_SetSkin              (MENU_Handle hObj, WIDGET_DRAW_ITEM_FUNC * pfDrawSkin);
void                    MENU_SetSkinFlexProps     (const MENU_SKINFLEX_PROPS * pProps, int Index);
void                    MENU_SkinEnableArrow      (MENU_Handle hObj, int OnOff);

#if defined(__cplusplus)
  }
#endif

#endif  // GUI_WINSUPPORT
#endif  // MENU_H

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