MULTIPAGE - Custom (Sample)

MULTIPAGE_Custom.c
File(s) required	MULTIPAGE_Custom.c
Runs in simulation	Yes
Runs on target	Yes
Download	MULTIPAGE_Custom.c

This sample demonstrates custom drawing of a MULTIPAGE widget.

Code

/*********************************************************************
*                    SEGGER Microcontroller GmbH                     *
*        Solutions for real time microcontroller applications        *
**********************************************************************
*                                                                    *
*        (c) 1996 - 2020  SEGGER Microcontroller GmbH                *
*                                                                    *
*        Internet: www.segger.com    Support:  support@segger.com    *
*                                                                    *
**********************************************************************

** emWin V6.10 - Graphical user interface for embedded applications **
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  a license  and should  not be  re-
distributed in any way. We appreciate your understanding and fairness.
----------------------------------------------------------------------
File        : MULTIPAGE_Custom.c
Purpose     : Sample that demonstrates how custom drawing of a
              MULTIPAGE widget works in emWin.
Requirements: WindowManager - (x)
              MemoryDevices - ( )
              AntiAliasing  - ( )
              VNC-Server    - ( )
              PNG-Library   - ( )
              TrueTypeFonts - ( )
---------------------------END-OF-HEADER------------------------------
*/

#include "DIALOG.h"
#include <stdio.h>

/*********************************************************************
*
*       Static data
*
**********************************************************************
*/
/*********************************************************************
*
*       Dialog resource
*
*  These tables contain the information required to create each page
*  of the multipage widget.
*/
static const GUI_WIDGET_CREATE_INFO _aDialogCreate1[] = {
  { WINDOW_CreateIndirect, "Dialog 1", 0,              0,   0, 260, 100, FRAMEWIN_CF_MOVEABLE },
  { BUTTON_CreateIndirect, "Button 1", GUI_ID_BUTTON0, 5,  30, 100,  20, 0                    },
  { TEXT_CreateIndirect,   "Dialog 1", 0,              5,  10, 50,   20, TEXT_CF_LEFT         }
};

static const GUI_WIDGET_CREATE_INFO _aDialogCreate2[] = {
  { WINDOW_CreateIndirect,   "Dialog 2", 0,              0,   0, 260, 100, FRAMEWIN_CF_MOVEABLE },
  { CHECKBOX_CreateIndirect, "",         GUI_ID_CHECK0,  5,  30,   0,   0, 0                    },
  { CHECKBOX_CreateIndirect, "",         GUI_ID_CHECK1,  5,  50,   0,   0, 0                    },
  { TEXT_CreateIndirect,     "Check1",   GUI_ID_TEXT0,  25,  30,  50,  15, TEXT_CF_LEFT         },
  { TEXT_CreateIndirect,     "Check2",   GUI_ID_TEXT1,  25,  50,  50,  15, TEXT_CF_LEFT         },
  { TEXT_CreateIndirect,     "Dialog 2", 0,              5,  10,  50,  20, TEXT_CF_LEFT         }
};

/*********************************************************************
*
*       Static code
*
**********************************************************************
*/
/*********************************************************************
*
*       _MultipageSkin
*/
static int _MultipageSkin(const WIDGET_ITEM_DRAW_INFO * pDrawItemInfo) {
  char acBuffer[32];

  switch (pDrawItemInfo->Cmd) {
  case WIDGET_ITEM_CREATE:
    //
    // We land here right after the widget was created.
    // Only useful if the skinning routine is set as the default skin.
    //
    return 0;
  case WIDGET_ITEM_DRAW_BACKGROUND:
    //
    // Draw background of item (tab)
    //
    GUI_DrawGradientV(pDrawItemInfo->x0, pDrawItemInfo->y0, pDrawItemInfo->x1, pDrawItemInfo->y1, GUI_GRAY_7C, GUI_GRAY_AA);
    GUI_SetColor(GUI_BLACK);
    return 0;
  case WIDGET_ITEM_DRAW_FRAME:
    //
    // Draw frame around the widget
    //
    GUI_SetColor(GUI_BLACK);
    GUI_DrawRect(pDrawItemInfo->x0, pDrawItemInfo->y0, pDrawItemInfo->x1, pDrawItemInfo->y1);
    return 0;
  case WIDGET_ITEM_DRAW_TEXT:
    //
    // Draw item text
    //
    MULTIPAGE_GetPageText(pDrawItemInfo->hWin, pDrawItemInfo->ItemIndex, acBuffer, sizeof(acBuffer));
    GUI_SetTextMode(GUI_TM_TRANS);
    GUI_DispStringAt(acBuffer, pDrawItemInfo->x0, pDrawItemInfo->y0 + 3);
    return 0;
  default:
    return MULTIPAGE_DrawSkinFlex(pDrawItemInfo);
  }
}

/*********************************************************************
*
*       Public code
*
**********************************************************************
*/
/*********************************************************************
*
*       MainTask
*/
void MainTask(void) {
  MULTIPAGE_Handle hMulti;
  WM_HWIN          hDialog;

  //
  // Init GUI
  //
  GUI_Init();
  WM_SetDesktopColor(GUI_WHITE);
  //
  // Enable multi-buffering
  //
  WM_MULTIBUF_Enable(1);
  //
  // Create multipage widget
  //
  hMulti = MULTIPAGE_CreateEx(10, 10, 250, 150, WM_HBKWIN, WM_CF_SHOW, 0, GUI_ID_MULTIPAGE0);
  //
  // Create dialog windows to add them as pages
  //
  hDialog = GUI_CreateDialogBox(_aDialogCreate1, GUI_COUNTOF(_aDialogCreate1), NULL, WM_UNATTACHED, 0, 0);
  MULTIPAGE_AddPage(hMulti, hDialog, "Page 1");
  hDialog = GUI_CreateDialogBox(_aDialogCreate2, GUI_COUNTOF(_aDialogCreate2), NULL, WM_UNATTACHED, 0, 0);
  MULTIPAGE_AddPage(hMulti, hDialog, "Page 2");
  //
  // Set skinning routine
  //
  MULTIPAGE_SetSkin(hMulti, _MultipageSkin);

  while (1) {
    GUI_Delay(100);
  }
}

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