public void deinit()
 {
     mDocC     = null;
     mExcelC   = null;
     mFileC    = null;
     mWin      = null;
     mIsInited = false;
 }
 public void init(MainWindow win)
 {
     mWin      = win;
     mFileC    = new FileControl(win);
     mExcelC   = new ExcelControl(win);
     mDocC     = new DocControl(win);
     mIsInited = true;
 }