*
*       _LabelGraph
*/
static void _LabelGraph(void) {
  GUI_RECT Rect;
  int x, y, xSize, ySize;
  WM_GetClientRect(&Rect);
  xSize = Rect.x1;
  ySize = Rect.y1;
  GUI_SetBkColor(_ColorBackGround);
  GUI_Clear();
  GUI_SetColor(_ColorLabel);
  GUI_SetPenSize(1);
  GUI_ClearRect(0, (ySize - 21) - ySize, (xSize - 1), (ySize - 1));
  GUI_DrawRect(25, 0, xSize, ySize - 20);
  GUI_SetFont(&GUI_Font6x8);
  for (x = 0; x < (xSize - 20); x += 40) {
    int xPos = x + 25;
    GUI_DrawVLine(xPos, (ySize - 20), (ySize - 14));
    GUI_DispDecAt(x / 40, xPos - 2, (ySize - 9), 1);
  }
  for (y = 0; y < ySize - 20; y += 20) {
    int yPos = ySize - 20 - y;
    GUI_DrawHLine(yPos, 20, 25);
    GUI_GotoXY(1, yPos - 4);
    GUI_DispDecSpace(_TempMin + y, 3);
  }
}

/*********************************************************************
*
*       _SetProgbarValue
*/
static void _SetProgbarValue(int Id, I16 Value) {
  char acBuffer[6] = {"   "};
  WM_HWIN hItem;
  hItem = WM_GetDialogItem(_hDialogMain, Id);
  PROGBAR_SetValue(hItem, 100 - Value);
  Value = 100 - Value + _TempMin;
  acBuffer[2] = '0' + Value % 10;
  acBuffer[1] = (Value >=  10) ? '0' + (Value % 100) /  10 : ' ';
  acBuffer[0] = (Value >= 100) ? '0' + Value / 100 : ' ';
  PROGBAR_SetText(hItem, acBuffer);
}

/*********************************************************************
*
*       _cbDialogIntro
*
* Purpose:
*   Callback routine of DialogIntro
*/
static void _cbDialogIntro(WM_MESSAGE * pMsg) {
  WM_HWIN hDlg;
  GUI_RECT Rect;
  int Id, i, ySizeText, yPos = 40;
  hDlg = pMsg->hWin;
  switch (pMsg->MsgId) {
  case WM_PAINT:
    WM_GetClientRect(&Rect);
    GUI_SetBkColor(GUI_WHITE);
    GUI_SetColor(GUI_BLACK);
    GUI_Clear();
    GUI_SetFont(&GUI_Font24_ASCII);
    GUI_DispStringHCenterAt("Virtual screens", 160, 5);
    GUI_SetFont(&GUI_Font13B_ASCII);
    GUI_DrawBitmap(&_bmLogoBitmap, (Rect.x1 - _bmLogoBitmap.XSize) / 2, yPos);
    ySizeText = GUI_GetFontSizeY();
    yPos += _bmLogoBitmap.YSize + 15;
    for (i = 0; i < GUI_COUNTOF(_apDialogIntro); i++) {
      GUI_DispStringHCenterAt(_apDialogIntro[i], Rect.x1 / 2, yPos);
      yPos += ySizeText;
    }
    break;
  case WM_NOTIFY_PARENT:
    if (pMsg->Data.v == WM_NOTIFICATION_RELEASED) {
      Id = WM_GetId(pMsg->hWinSrc);      /* Id of widget */
      if (Id == GUI_ID_BUTTON0) {
        GUI_EndDialog(hDlg, 0);
      }
    }
    break;
  default:
    WM_DefaultProc(pMsg);
  }
}

/*********************************************************************
*
*       _cbDialogColor
*
* Purpose:
*   Callback routine of DialogColor
*/
static void _cbDialogColor(WM_MESSAGE * pMsg) {
  GUI_COLOR Color;
  int i;
  int NCode, Id;
  WM_HWIN hDlg, hItem;
  hDlg = pMsg->hWin;
  switch (pMsg->MsgId) {
  case WM_PAINT:
    /* Draw RGB values */
    GUI_SetColor(_aColorSep[0]);
    GUI_FillRect(180,  60, 199,  79);
    GUI_SetColor(_aColorSep[1] << 8);
    GUI_FillRect(180,  90, 199, 109);
    GUI_SetColor(((U32)_aColorSep[2]) << 16);
    GUI_FillRect(180, 120, 199, 139);
    /* Draw resulting color */
    GUI_SetColor(_aColorSep[0] | (((U32)_aColorSep[1]) << 8) | (((U32)_aColorSep[2]) << 16));
    GUI_FillRect(205,  60, 285, 139);
    return;
  case WM_INIT_DIALOG:
    _ColorIndex = 0;
    for (i = 0; i < 3; i++) {
      hItem = WM_GetDialogItem(hDlg, GUI_ID_SLIDER0 + i);
      _aColorSep[i] = (_ColorBackGround & (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);
    }
    /* Init dropdown widgets */
    hItem = WM_GetDialogItem(hDlg, GUI_ID_DROPDOWN0);
    DROPDOWN_SetAutoScroll(hItem, 1);
    DROPDOWN_AddString(hItem, "Background");
    DROPDOWN_AddString(hItem, "Grid");
    DROPDOWN_AddString(hItem, "Label");
    DROPDOWN_AddString(hItem, "Temperature 1");
    DROPDOWN_AddString(hItem, "Temperature 2");
    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 */
        _SaveCurrentColor();
        _UpdateTextColors(_hDialogMain);
        hItem = WM_GetClientWindow(WM_GetDialogItem(_hDialogMain, ID_TEMPERATURE));
        WM_InvalidateWindow(hItem);
        WM_SetFocus(WM_GetDialogItem(_hDialogMain, ID_TEMPERATURE));
        GUI_SetOrg(0, 0);
      }
      break;
    case WM_NOTIFICATION_SEL_CHANGED:
      _SaveCurrentColor();
      if (Id == GUI_ID_DROPDOWN0) {
        for (i = 0; i < 3; i++) {
          hItem = WM_GetDialogItem(hDlg, GUI_ID_DROPDOWN0);
          _ColorIndex = DROPDOWN_GetSel(hItem);
          hItem = WM_GetDialogItem(hDlg, GUI_ID_SLIDER0 + i);
          switch (_ColorIndex) {
          case 0: Color = _ColorBackGround; break;
          case 1: Color = _ColorGrid;       break;
          case 2: Color = _ColorLabel;      break;
          case 3: Color = _ColorTemp1;      break;