case 4: Color = _ColorTemp2;      break;
          }
          _aColorSep[i] = (Color & (0xff << (i * 8))) >> (i * 8);
          SLIDER_SetRange(hItem, 0, 255);
          SLIDER_SetValue(hItem, _aColorSep[i]);
          /* Init EDIT-widgets */
          hItem = WM_GetDialogItem(hDlg, GUI_ID_EDIT0 + i);
          EDIT_SetDecMode(hItem, _aColorSep[i],   0, 255, 0, 0);
        }
      }
      break;
    case WM_NOTIFICATION_VALUE_CHANGED: /* Value has changed */
      {
        unsigned Index, v;
        WM_HWIN hSlider, hEdit;
        if ((Id >= GUI_ID_SLIDER0) && (Id <= GUI_ID_SLIDER2)) {
          Index = Id - GUI_ID_SLIDER0;
          /* SLIDER-widget has changed, update EDIT-widget */
          hSlider = WM_GetDialogItem(hDlg, GUI_ID_SLIDER0 + Index);
          hEdit   = WM_GetDialogItem(hDlg, GUI_ID_EDIT0 + Index);
          v = SLIDER_GetValue(hSlider);
          EDIT_SetValue(hEdit, v);
        } else if ((Id >= GUI_ID_EDIT0) && (Id <= GUI_ID_EDIT2)) {
          Index = Id - GUI_ID_EDIT0;
          /* If EDIT-widget has changed, update SLIDER-widget */
          hSlider = WM_GetDialogItem(hDlg, GUI_ID_SLIDER0 + Index);
          hEdit   = WM_GetDialogItem(hDlg, GUI_ID_EDIT0 + Index);
          v = EDIT_GetValue(hEdit);
          SLIDER_SetValue(hSlider, v);
        }
        _aColorSep[Index] = v;
        /* At last invalidate dialog client window */
        WM_InvalidateWindow(WM_GetClientWindow(hDlg));
      }
      break;
    }
    break;
  default:
    WM_DefaultProc(pMsg);
  }
}

/*********************************************************************
*
*       _cbTemperature
*
* Purpose:
*   Callback routine of temperature window
*/
static void _cbTemperature(WM_MESSAGE * pMsg) {
  WM_HWIN hDlg;
  hDlg = pMsg->hWin;
  switch (pMsg->MsgId) {
  case WM_PAINT:
    _LabelGraph();
    _DrawGraph();
    return;
  }
  if (_pcbCallbackTemperature) {
    _pcbCallbackTemperature(pMsg);
  }
}

/*********************************************************************
*
*       _cbDialogMain
*
* Purpose:
*   Callback routine of DialogMain
*/
static void _cbDialogMain(WM_MESSAGE * pMsg) {
  int Id;
  WM_HWIN hDlg, hItem;
  hDlg = pMsg->hWin;
  switch (pMsg->MsgId) {
  case WM_PAINT:
    break;
  case WM_INIT_DIALOG:
    /* Init progress bars */
    hItem = WM_GetDialogItem(hDlg, GUI_ID_PROGBAR0);
    WIDGET_SetEffect(hItem, &WIDGET_Effect_3D);
    _SetProgbarValue(GUI_ID_PROGBAR0, _aTemp1[GUI_COUNTOF(_aTemp1) - 1]);
    hItem = WM_GetDialogItem(hDlg, GUI_ID_PROGBAR1);
    WIDGET_SetEffect(hItem, &WIDGET_Effect_3D);
    _SetProgbarValue(GUI_ID_PROGBAR1, _aTemp2[GUI_COUNTOF(_aTemp2) - 1]);
    /* Init edit widgets */
    hItem = WM_GetDialogItem(hDlg, GUI_ID_EDIT0);
    EDIT_SetDecMode(hItem, _TempMin, 0, 999, 0, 0);
    WM_DisableWindow(hItem);
    hItem = WM_GetDialogItem(hDlg, GUI_ID_EDIT1);
    EDIT_SetDecMode(hItem, _TempMax, 0, 999, 0, 0);
    WM_DisableWindow(hItem);
    /* Init temperature window */
    hItem = WM_GetClientWindow(WM_GetDialogItem(hDlg, ID_TEMPERATURE));
    _pcbCallbackTemperature = WM_SetCallback(hItem, _cbTemperature);
    _UpdateTextColors(hDlg);
    break;
  case WM_NOTIFY_PARENT:
    if (pMsg->Data.v == WM_NOTIFICATION_RELEASED) {
      Id = WM_GetId(pMsg->hWinSrc);      /* Id of widget */
      switch (Id) {
      case GUI_ID_BUTTON0:
        WM_SetFocus(_hDialogColor);
        GUI_SetOrg(0, 240);
        break;
      }
    }
    break;
  default:
    WM_DefaultProc(pMsg);
  }
}

/*********************************************************************
*
*          Public code
*
**********************************************************************
*/
/*********************************************************************
*
*          MainTask
*/
void MainTask(void) {
  int Index;
  GUI_Init();
  #if GUI_SUPPORT_MEMDEV
    WM_SetCreateFlags(WM_CF_MEMDEV);
  #endif
  WM_SetDesktopColor(GUI_BLACK);
  /* Initialize the temperature arrays */
  _InitRandomData(_aTemp1, GUI_COUNTOF(_aTemp1));
  _InitRandomData(_aTemp2, GUI_COUNTOF(_aTemp2));
  /* Execute the intro dialog */
  GUI_ExecDialogBox(_aDialogIntro, GUI_COUNTOF(_aDialogIntro), _cbDialogIntro, WM_HBKWIN, 0, 0);
  /* Execute the color and the temperature dialog */
  _hDialogColor = GUI_CreateDialogBox(_aDialogColor, GUI_COUNTOF(_aDialogColor), _cbDialogColor, WM_HBKWIN, 0, 0);
  _hDialogMain  = GUI_CreateDialogBox(_aDialogMain,  GUI_COUNTOF(_aDialogMain),  _cbDialogMain,  WM_HBKWIN, 0, 0);
  /* Add new temperatures... */
  Index = GUI_COUNTOF(_aTemp1) - 1;
  while (1) {
    WM_HWIN hItem;
    GUI_Delay(100); /* Wait a while */
    /* Shift the color arrays */
    memmove(_aTemp1, _aTemp1 + 1, sizeof(_aTemp1) - 2);
    memmove(_aTemp2, _aTemp2 + 1, sizeof(_aTemp2) - 2);
    /* Add new values */
    _aTemp1[Index] = _GetRandomValue(_aTemp1[Index - 1]);
    _aTemp2[Index] = _GetRandomValue(_aTemp2[Index - 1]);
    /* Update windows */
    hItem = WM_GetClientWindow(WM_GetDialogItem(_hDialogMain, ID_TEMPERATURE));
    WM_InvalidateWindow(hItem);
    _SetProgbarValue(GUI_ID_PROGBAR0, _aTemp1[Index]);
    _SetProgbarValue(GUI_ID_PROGBAR1, _aTemp2[Index]);
  }
}