public UserPopUpViewModel()
 {
     isreadonly            = true;
     closeCommand          = new UserPopUpCloseCommand();
     SearchCommandProperty = new searchCommand();
     editMessageCommand    = new EditMessageCommand();
     userFriendsList       = new ObservableCollection <FriendsModel>();
 }
 public MainViewModel()
 {
     SettingCheck = false;
     UserCheck    = false;
     navigateToPageCommandProperty = new navigateToPageCommand();
     bookMarkCommandProperty       = new BookMarkCommand();
     settingCommandProperty        = new SettingCommand();
     settingPopUpPage             = new SettingPopUp(this);
     userCommandProprety          = new UserCommand();
     userPopUpPage                = new UserPopUp(this);
     mainCloseCommandProperty     = new MainCloseCommand();
     toMaxOrNormalCommandProperty = new ToMaxOrNormalCommand();
     toMiniCommandProperty        = new ToMiniCommand();
     titleBarCommandProperty      = new MainTitleBarCommand();
     searchCommandProperty        = new searchCommand();
 }