![WPF 先显示登录成功,验证成功后显示主窗口 WPF 先显示登录成功,验证成功后显示主窗口](https://image.shishitao.com:8440/aHR0cHM6Ly9ia3FzaW1nLmlrYWZhbi5jb20vdXBsb2FkL2NoYXRncHQtcy5wbmc%2FIQ%3D%3D.png?!?w=700&webp=1)
/// 设置显示登录窗口的方法:
/// 在 App.xaml 中把这句
/// 删掉 StartupUri="MainWindow.xaml" 改为 StartupUri="Login/LoginWindow.xaml" // Login/LoginWindow.xaml是登录窗口;
/// 加上 ShutdownMode="OnLastWindowClose"
代码如下:
public partial class LoginWindow : Window
{
public LoginWindow()
{
InitializeComponent();
} private void btnClose_Click(object sender, RoutedEventArgs e)
{
System.Windows.Application.Current.Shutdown();
} private void btnLogin_Click(object sender, RoutedEventArgs e)
{
if (user_name.Text != LoginConfig.GetSettingString("UserName") ||
password.Password != LoginConfig.GetSettingString("Password"))
{
MessageBox.Show("用户名或密码错误!");
}
else
{
(new MainWindow()).Show(); // 显示主窗口;
Close();
}
}
}