DHDHSoftware/DHSoftware/Views/LoginWindow.cs

using AntdUI;
using DHSoftware.Models;
using DHSoftware.Services;

namespace DHSoftware
{
    public partial class LoginWindow : AntdUI.Window
    {
        public LoginWindow()
        {
            InitializeComponent();
            // 关键设置：允许窗体优先接收按键事件
            this.KeyPreview = true;

            // 绑定按键事件
            this.KeyDown += Login_KeyDown;
            button_ok.Click += Button_ok_Click;
            button_cancel.Click += Button_cancel_Click;
        }

        private void Login_KeyDown(object? sender, KeyEventArgs e)
        {
            // 监听回车键
            if (e.KeyCode == Keys.Enter)
            {
                button_ok.PerformClick(); // 触发确定按钮的点击事件
                e.Handled = true;      // 阻止其他控件处理该按键
            }

            // 监听 ESC 键
            if (e.KeyCode == Keys.Escape)
            {
                button_cancel.PerformClick(); // 触发取消按钮的点击事件
                e.Handled = true;
            }
        }

        /// <summary>
        /// 窗体对象实例
        /// </summary>
        private static LoginWindow _instance;

        internal static LoginWindow Instance
        {
            get
            {
                if (_instance == null || _instance.IsDisposed)
                    _instance = new LoginWindow();
                return _instance;
            }
        }

        private void Button_cancel_Click(object? sender, EventArgs e)
        {
            this.Dispose();
        }

        private void Button_ok_Click(object? sender, EventArgs e)
        {
            if (string.IsNullOrWhiteSpace(iptName.Text))
            {
                AntdUI.Message.warn(this, "用户名不能为空！", autoClose: 3);
                return;
            }
            if (string.IsNullOrWhiteSpace(iptPwd.Text))
            {
                AntdUI.Message.warn(this, "密码不能为空！", autoClose: 3);
                return;
            }
            if (AuthService.Login(iptName.Text, iptPwd.Text))
            {
                if (this.Owner is MainWindow parent)
                {
                    List<string> UserPermissions = AuthService.GetUserPermissions();
                    // 检查当前用户是否有权限
                    if (AuthService.HasPermission("system:config"))
                    {
                        parent.ShowConfig = true;
                    }
                    else
                    {
                        parent.ShowConfig = false;
                    }
                    if (AuthService.HasPermission("system:loadscheme"))
                    {
                        parent.Loadscheme = true;
                    }
                    else
                    {
                        parent.Loadscheme = false;
                    }
                    if (AuthService.HasPermission("system:addscheme"))
                    {
                        parent.Addscheme = true;
                    }
                    else
                    {
                        parent.Addscheme = false;
                    }
                    if (AuthService.HasPermission("system:deletescheme"))
                    {
                        parent.Deleteschememe = true;
                    }
                    else
                    {
                        parent.Deleteschememe = false;
                    }

                    parent.LoginName = iptName.Text;
                }
                this.Dispose();
            }
            else
            {
                AntdUI.Message.warn(this, "用户名或密码错误,登录失败！", autoClose: 3);
            }
        }

        private void LoginWindow_Load(object sender, EventArgs e)
        {
        }
    }
}