public static ErrorCheck GetInstance()
{
if (errorCheck == null)
{
errorCheck = new ErrorCheck();
}
return(errorCheck);
}
public SignUpControl(MainWindow mainWindow, LoginControl loginControl, DAO dao)
{
InitializeComponent();
this.mainWindow = mainWindow;
this.loginControl = loginControl;
this.dao = dao;
errorCheck = ErrorCheck.GetInstance();
}
public LoginControl(MainWindow mainWindow)
{
InitializeComponent();
this.mainWindow = mainWindow;
dao = new DAO();
this.errorCheck = ErrorCheck.GetInstance();
mainWindow.Closed += MainWindow_Closed;
}