hdlg WM_INITDIALOG

https://www.cnblogs.com/gakusei/articles/1585212.html

//   「關於」框的消息處理程序。   
  LRESULT   CALLBACK   About(HWND   hDlg,   UINT   message,   WPARAM   wParam,   LPARAM   lParam)   
  {   
  static   HFONT   hfont_static;   //   自定義字體的句柄   
  static   HWND   hwnd_static;   //   Static   控件的句柄   
    
  switch   (message)   
  {   
  case   WM_INITDIALOG:   
  //   創建自定義字體   
  LOGFONT   lgf;   
  GetObject(GetStockObject(DEFAULT_GUI_FONT),   sizeof(lgf),   &lgf);   
  lgf.lfWeight   =   FW_BOLD;   
  hfont_static   =   CreateFontIndirect(&lgf);   
  //   設置字體   
  hwnd_static   =   GetDlgItem(hDlg,   IDC_MYSTATIC);   //***   
  SendMessage(hwnd_static,   WM_SETFONT,   (WPARAM)hfont_static,   (LPARAM)TRUE);   //***   
  return   TRUE;   
    
  case   WM_CTLCOLORSTATIC:   
  //   改變文本顏色和背景顏色   
  if((HWND)lParam   ==   hwnd_static)   
  {   
  SetTextColor((HDC)wParam,   0xff0000);   //***   
  }   
  else   
  {   
  SetTextColor((HDC)wParam,   GetSysColor(COLOR_WINDOWTEXT));   
  }   
  SetBkColor((HDC)wParam,   GetSysColor(COLOR_BTNFACE));   
  SetWindowLong(hDlg,   DWL_MSGRESULT,   (LONG)TRUE);   
  return   (LRESULT)GetSysColorBrush(COLOR_BTNFACE);   
    
  case   WM_COMMAND:   
  if   (LOWORD(wParam)   ==   IDOK   ||   LOWORD(wParam)   ==   IDCANCEL)     
  {   
  DeleteObject(hfont_static);   
  EndDialog(hDlg,   LOWORD(wParam));   //   銷燬自定義字體   
  return   TRUE;   
  }   
  break;   
  }   
  return   FALSE;   
  }