/// <summary>
 /// 定义菜单中的通用按钮事件
 /// </summary>
 public interface IMenuAction
 {
  /// <summary>
  /// 更新按钮事件
  /// </summary>
  event EventHandler Refresh_MenuEvent;

  /// <summary>
  /// 是否包含更新事件
  /// </summary>
  bool HasEventRefresh { get; }

  /// <summary>
  /// 更新操作
  /// </summary>
  void ProcessRefresh(object sender, EventArgs e);

/// <summary>
 /// 定义菜单中的通用按钮事件
 /// </summary>
 public interface IMenuAction
 {
  /// <summary>
  /// 更新按钮事件
  /// </summary>
  event EventHandler Refresh_MenuEvent;
  /// <summary>
  /// 新建按钮事件
  /// </summary>
  event EventHandler Add_MenuEvent;
  /// <summary>
  /// 编辑按钮事件
  /// </summary>
  event EventHandler Edit_MenuEvent;
  /// <summary>
  /// 删除按钮事件
  /// </summary>
  event EventHandler Delete_MenuEvent;
  /// <summary>
  /// 导入按钮事件
  /// </summary>
  event EventHandler Import_MenuEvent;
  /// <summary>
  /// 导出按钮事件
  /// </summary>
  event EventHandler Export_MenuEvent;

  /// <summary>
  /// 是否包含更新事件
  /// </summary>
  bool HasEventRefresh { get; }
  /// <summary>
  /// 是否包含增加事件
  /// </summary>
  bool HasEventAdd { get; }
  /// <summary>
  /// 是否包含编辑事件
  /// </summary>
  bool HasEventEdit { get; }
  /// <summary>
  /// 是否包含删除事件
  /// </summary>
  bool HasEventDelete { get; }
  /// <summary>
  /// 是否包含导入事件
  /// </summary>
  bool HasEventImport { get; }
  /// <summary>
  /// 是否包含导出事件
  /// </summary>
  bool HasEventExport { get; }

  /// <summary>
  /// 更新操作
  /// </summary>
  void ProcessRefresh(object sender, EventArgs e);
  /// <summary>
  /// 增加操作
  /// </summary>
  void ProcessAdd(object sender, EventArgs e);
  /// <summary>
  /// 编辑操作
  /// </summary>
  void ProcessEdit(object sender, EventArgs e);
  /// <summary>
  /// 删除操作
  /// </summary>
  void ProcessDelete(object sender, EventArgs e);
  /// <summary>
  /// 导入操作
  /// </summary>
  void ProcessImport(object sender, EventArgs e);
  /// <summary>
  /// 导出操作
  /// </summary>
  void ProcessExport(object sender, EventArgs e);
 }

/// <summary>
/// 用于一般列表界面的基类
/// </summary>
public partial class BaseDock : XtraForm, IMenuAction

#region 通用按钮菜单事件
  /// <summary>
  /// 更新按钮事件
  /// </summary>
  public event EventHandler Refresh_MenuEvent;
  /// <summary>
  /// 根据事件判断是否有
  /// </summary>
  public bool HasEventRefresh
  {
   get
   {
    return Refresh_MenuEvent != null;
   }
  }
  /// <summary>
  /// 调用事件定义
  /// </summary>
  public void ProcessRefresh(object sender, EventArgs e)
  {
   if (Refresh_MenuEvent != null)
   {
    Refresh_MenuEvent(sender, e);
   }
  }

  .......................

  #endregion

/// <summary>
/// 应用菜单管理
/// </summary>
public partial class FrmApplicationMenu : BaseDock

/// <summary>
  /// 初始化公用菜单按钮的处理
  /// </summary>
  private void InitMenuAction()
  {
   this.Refresh_MenuEvent += (s, e) => { btnSearch_Click(s, e); };
   this.Add_MenuEvent += (s, e) => { btnAddNew_Click(s, e); };
   this.Edit_MenuEvent += (s, e) => { winGridViewPager1_OnEditSelected(s, e); };
   this.Delete_MenuEvent += (s, e) => { winGridViewPager1_OnDeleteSelected(s, e); };
   this.Import_MenuEvent += (s, e) => { btnImport_Click(s, e); };
   this.Export_MenuEvent += (s, e) => { btnExport_Click(s,e);};
  }

//处理树形菜单的点击操作，如果TAG存在，则解析并加载对应的页面到多文档里面
 treeView.AfterSelect += (sender, e) =>
 {
  string tag = e.Node.Tag as string;
  if (!string.IsNullOrEmpty(tag))
  {
   LoadPlugInForm(tag);
  }
 };

var form = LoadMdiForm(this.mainForm, objType, isShowDialog);
RefreshButton(form);

/// <summary>
 /// 更新按钮状态
 /// </summary>
 /// <param name="form">当前窗体</param>
 public void RefreshButton(Form form)
 {
  this.CurrentForm = form;
  IMenuAction action = form as IMenuAction;
  if (action != null)
  {
   //事件处理后再判断
   menuButton.refresh.Enabled = (action.HasEventRefresh);
   menuButton.add.Enabled = (action.HasEventAdd);
   menuButton.edit.Enabled = (action.HasEventEdit);
   menuButton.delete.Enabled = (action.HasEventDelete);
   menuButton.import.Enabled = (action.HasEventImport);
   menuButton.export.Enabled = (action.HasEventExport);
  }
 }

/// <summary>
    /// 初始化菜单按钮的事件处理
    /// </summary>
    private void InitMenuEvent()
    {
      //事件绑定
      //先实现事件绑定
      menuButton.add.ItemClick += (s, e) =>
      {
        if (CurrentForm != null)
        {
          IMenuAction action = CurrentForm as IMenuAction;
          if (action != null)
          {
            action.ProcessAdd(s, e);
          }
        }
      };
      menuButton.edit.ItemClick += (s, e) =>
      {
        if (CurrentForm != null)
        {
          IMenuAction action = CurrentForm as IMenuAction;
          if (action != null)
          {
            action.ProcessEdit(s, e);
          }
        }
      };
      menuButton.delete.ItemClick += (s, e) =>
      {
        if (CurrentForm != null)
        {
          IMenuAction action = CurrentForm as IMenuAction;
          if (action != null)
          {
            action.ProcessDelete(s, e);
          }
        }
      };
      menuButton.import.ItemClick += (s, e) =>
      {
        if (CurrentForm != null)
        {
          IMenuAction action = CurrentForm as IMenuAction;
          if (action != null)
          {
            action.ProcessImport(s, e);
          }
        }
      };
      menuButton.export.ItemClick += (s, e) =>
      {
        if (CurrentForm != null)
        {
          IMenuAction action = CurrentForm as IMenuAction;
          if (action != null)
          {
            action.ProcessExport(s, e);
          }
        }
      };
      menuButton.refresh.ItemClick += (s, e) =>
      {
        if (CurrentForm != null)
        {
          IMenuAction action = CurrentForm as IMenuAction;
          if (action != null)
          {
            action.ProcessRefresh(s, e);
          }
        }
      };
    }