// 登录界面将登录结果返回，保存登录状态
public void LoginResult(user u)
{
Account.Instance.Login(u);
GetWindow getWindow = new GetWindow();
getWindow.WindowStartupLocation = WindowStartupLocation.CenterOwner;
getWindow.Show();
}
// 点击领料。检查登录状态。
private void GetMaterials(object sender, RoutedEventArgs e)
{
using (MmsContext context = new MmsContext())
{
if (!Account.Instance.IsLogin())
{
LoginCallback callback = new LoginCallback();
callback.LoginEvent += LoginResult;
LoginWindow loginWindow = new LoginWindow(callback);
loginWindow.Show();
}
else
{
GetWindow getWindow = new GetWindow();
getWindow.WindowStartupLocation = WindowStartupLocation.CenterOwner;
getWindow.Show();
}
}
}