public static void OpenMain(MainRules mainRule)
{
MainWindow main = new MainWindow();
main.Show();
mainRule.Close();
}
public static void OpenPreIntermediate(MainRules main)
{
RulesElementary rule = new RulesElementary("Pre-Intermediate");
rule.Show();
main.Close();
}
public static void OpenUpperIntermediate(MainRules main)
{
RulesElementary rule = new RulesElementary("Upper-IntermediateRule");
rule.Show();
main.Close();
}
public static void OpenElementary(MainRules main)
{
RulesElementary rule = new RulesElementary("Elementary");
rule.Show();
main.Close();
}