C#如何优雅的对WinForm窗体应用程序进行权限控制

/// <summary>
/// 系统功能
/// </summary>
[SugarTable("X_FUNCTION", "系统功能")]
public class FUNCTION
{
    [SugarColumn(IsPrimaryKey = true, ColumnDescription = "主键", Length = 50)]
    public string GUID { get; set; }

    /// <summary>
    /// 功能名称
    /// </summary>
    [SugarColumn(ColumnDataType = "NVARCHAR2(30)", ColumnDescription = "功能名称")]
    public string NAME
    {
        get;
        set;
    }

    /// <summary>
    /// 模块ID
    /// </summary>
    [SugarColumn(ColumnDescription = "模块ID", Length = 50)]
    public string MODULEID
    {
        get;
        set;
    }

    /// <summary>
    /// 窗体名称
    /// </summary>
    [SugarColumn(ColumnDescription = "窗体名称", Length = 50)]
    public string FORMNAME
    {
        get;
        set;
    }

    /// <summary>
    /// 控件名称
    /// </summary>
    [SugarColumn(ColumnDescription = "控件名称", Length = 50)]
    public string CONTROLNAME
    {
        get;
        set;
    }
}

/// <summary>
/// 检查权限
/// </summary>
public class CheckPowerXtraForm : XtraForm
{
    public CheckPowerXtraForm()
    {
        //不要再主线程运行
        Task.Run(() =>
        {
            CheckPower();
        });
    }
    
    /// <summary>
    /// 检查权限
    /// </summary>
    private async void CheckPower()
    {
        var powerDal = new PowerDAL();
        var functions = await powerDal.GetPowerFunctionsByUserAsync(Global.User.GUID);
        //获取值属于本窗体的权限控件名称
        var formControls = functions.Where(f => f.FORMNAME == this.GetType().Name).Select(f => f.CONTROLNAME).ToList();
        //等待创建窗口句柄
        while (!this.Visible)
        {
            Thread.Sleep(100);
        }
        this.BeginInvoke(new Action(()=>{
            var type = this.GetType();
            var fields = this.GetType().GetFields(BindingFlags.NonPublic|BindingFlags.Instance);
            foreach (var field in fields)
            {
                var value = field.GetValue(this);
                if (value is Control)
                {
                    var control = value as Control;
                    if (!formControls.Contains(control.Name))
                    {
                        control.Enabled = false;
                    }
                }
                else if (value is BarItem)
                {
                    var item = value as BarItem;
                    if (!formControls.Contains(item.Name))
                    {
                        item.Enabled = false;
                    }
                }
                else if (value is ToolStripMenuItem)
                {
                    var item = value as ToolStripMenuItem;
                    if (!formControls.Contains(item.Name))
                    {
                        item.Enabled = false;
                    }
                }
            }
        }));
    }
}

/// <summary>
/// 检查权限的特性
/// </summary>
[AttributeUsage(AttributeTargets.Field)]
public class CheckPowerAttribute : Attribute
{
}

[CheckPowerAttribute]
private DevExpress.XtraBars.BarButtonItem mbbi_exportexcel;
[CheckPowerAttribute]
private DevExpress.XtraBars.BarButtonItem mbbi_exportcad;
[CheckPowerAttribute]
private DevExpress.XtraBars.BarButtonItem mbbi_exportshp;

//~~~
foreach (var field in fields)
{
    var cattributes = field.GetCustomAttributes(typeof(CheckPowerAttribute), false);
    if (cattributes.Length != 0)
    {
        var value = field.GetValue(this);
        if (value is Control)
        {
            var control = value as Control;
            if (!formControls.Contains(control.Name))
            {
                control.Enabled = false;
            }
        }
        else if (value is BarItem)
        {
            var item = value as BarItem;
            if (!formControls.Contains(item.Name))
            {
                item.Enabled = false;
            }
        }
        else if (value is ToolStripMenuItem)
        {
            var item = value as ToolStripMenuItem;
            if (!formControls.Contains(item.Name))
            {
                item.Enabled = false;
            }
        }
    }
}
//~~~