maintask.c

ucgui在windows下的演示程序

/*
*********************************************************************************************************
*                                             uC/GUI V4.04
*                        Universal graphic software for embedded applications
*
*                       (c) Copyright 2002, Micrium Inc., Weston, FL
*                       (c) Copyright 2002, SEGGER Microcontroller Systeme GmbH
*
*              礐/GUI 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 redistributed
*              in any way. We appreciate your understanding and fairness.
*
----------------------------------------------------------------------
File        : MainTask.c
Purpose     : Example demonstrating the use of a CHECKBOX widget
----------------------------------------------------------------------
*/

#include <stddef.h>
#include "GUI.h"
#include "DIALOG.h"
#include "Main.h"

/*********************************************************************
*
*       Static data
*
**********************************************************************
*/

/* Dialog resource */
static const GUI_WIDGET_CREATE_INFO _aDialogCreate[] = {
  { FRAMEWIN_CreateIndirect, "Check box sample",   0,   10,  10, 300, 220, FRAMEWIN_CF_MOVEABLE},
  { TEXT_CreateIndirect,     "Enabled:",           0,    5,  10, 120,   0 },
  { CHECKBOX_CreateIndirect, 0,        GUI_ID_CHECK0,    5,  30, 120,   0 },
  { CHECKBOX_CreateIndirect, 0,        GUI_ID_CHECK1,    5,  60, 120,   0 },
  { CHECKBOX_CreateIndirect, 0,        GUI_ID_CHECK2,    5,  90, 120,   20 },
  { CHECKBOX_CreateIndirect, 0,        GUI_ID_CHECK3,    5, 125, 120,   26 },
  { TEXT_CreateIndirect,     "Disabled:",          0,  150,  10, 120,   0 },
  { CHECKBOX_CreateIndirect, 0,        GUI_ID_CHECK4,  150,  30, 120,   0 },
  { CHECKBOX_CreateIndirect, 0,        GUI_ID_CHECK5,  150,  60, 120,   0 },
  { CHECKBOX_CreateIndirect, 0,        GUI_ID_CHECK6,  150,  90, 120,   26 },
  { CHECKBOX_CreateIndirect, 0,        GUI_ID_CHECK7,  150, 125, 120,   26 },
  { BUTTON_CreateIndirect,   "OK",         GUI_ID_OK,   10, 170,  60,  20 },
  { BUTTON_CreateIndirect,   "Cancel", GUI_ID_CANCEL,  225, 170,  60,  20 },
};

/* Check box text */
static const char * _apLabel[] = {
  "Default",
  "3 States",
  "Box XL",
  "Box XXL"
};

/*********************************************************************
*
*       Static code
*
**********************************************************************
*/
/*********************************************************************
*
*       _cbCallback
*/
static void _cbCallback(WM_MESSAGE * pMsg) {
  int i;
  int NCode, Id;
  WM_HWIN hDlg, hItem;
  hDlg = pMsg->hWin;
  switch (pMsg->MsgId) {
    case WM_INIT_DIALOG:
      hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK0);
      for (i = 0; i < 8; i++) {
        int Index = i % 4;
        hItem = WM_GetDialogItem(hDlg, GUI_ID_CHECK0 + i); /* Get the handle of the desired checkbox */
        CHECKBOX_SetText(hItem, _apLabel[Index]);          /* Set the check box text */
        switch (Index) {
        case 1:
          /* Set the number of possible states to 3 */
          CHECKBOX_SetNumStates(hItem, 3);
          /* Use user defined bitmaps for the third state */
          CHECKBOX_SetImage(hItem, &_abmBar[0], CHECKBOX_BI_INACTIV_3STATE);  /* Used if widget is disabled */
          CHECKBOX_SetImage(hItem, &_abmBar[1], CHECKBOX_BI_ACTIV_3STATE);    /* Used if widget is enabled */
          CHECKBOX_SetState(hItem, 2);
          break;
        case 2:
          CHECKBOX_SetState(hItem, 1);
          /* Use user defined bitmaps for the 'checked' state */
          CHECKBOX_SetImage(hItem, &_abmXL[0], CHECKBOX_BI_INACTIV_CHECKED);  /* Used if widget is disabled */
          CHECKBOX_SetImage(hItem, &_abmXL[1], CHECKBOX_BI_ACTIV_CHECKED);    /* Used if widget is enabled */ 
          CHECKBOX_SetFont(hItem, &GUI_FontComic18B_ASCII);
          break;
        case 3:
          CHECKBOX_SetState(hItem, 1);
          /* Use user defined bitmaps for the 'checked' state */
          CHECKBOX_SetImage(hItem, &_abmXXL[0], CHECKBOX_BI_INACTIV_CHECKED); /* Used if widget is disabled */
          CHECKBOX_SetImage(hItem, &_abmXXL[1], CHECKBOX_BI_ACTIV_CHECKED);   /* Used if widget is enabled */ 
          CHECKBOX_SetFont(hItem, &GUI_FontComic24B_ASCII);
          break;
        }
        /* Disable all check boxes shown on the right side of the dialog */
        if (i >= 4) {
          WM_DisableWindow(hItem);
        }
      }
      break;
    case WM_NOTIFY_PARENT:
      Id    = WM_GetId(pMsg->hWinSrc);      /* Id of widget */
      NCode = pMsg->Data.v;                 /* Notification code */
      switch (NCode) {
        case WM_NOTIFICATION_RELEASED:      /* React only if released */
          if (Id == GUI_ID_OK) {            /* OK Button */
            GUI_EndDialog(hDlg, 0);
          }
          if (Id == GUI_ID_CANCEL) {        /* Cancel Button */
            GUI_EndDialog(hDlg, 1);
          }
          break;
      }
      break;
    default:
      WM_DefaultProc(pMsg);
  }
}

/*********************************************************************
*
*       Public code
*
**********************************************************************
*/
/*********************************************************************
*
*       MainTask
*/
void MainTask(void) {
  #if GUI_SUPPORT_MEMDEV
    WM_SetCreateFlags(WM_CF_MEMDEV);
  #endif
  GUI_Init();
  WM_SetDesktopColor(GUI_BLACK);
  while (1) {
    GUI_ExecDialogBox(_aDialogCreate, GUI_COUNTOF(_aDialogCreate), &_cbCallback, 0, 0, 0);
    GUI_Delay(500);
  }
}

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