/// <summary>已重载。在事务保护范围内处理业务，位于Valid之后</summary>
/// <returns></returns>
protected override int OnUpdate()
{
Int32 result = base.OnUpdate();
String haveButtonIDs = "";
if (MenuButtons != null && MenuButtons.Count > 0)
{
foreach (var item in MenuButtons)
{
haveButtonIDs += item.ButtonID + ",";
}
//去除最后的逗号
haveButtonIDs = haveButtonIDs.TrimEnd(',');
}
//如果不相等说明按钮被修改了
if (haveButtonIDs != ButtonIDs)
{
//先删除后添加
if (MenuButtons != null && MenuButtons.Count > 0)
{
MenuButtons.Delete();
}
if (!String.IsNullOrEmpty(ButtonIDs))
{
Int32[] ss = ButtonIDs.SplitAsInt(",");
if (ss != null && ss.Length > 0)
{
EntityList <MenuButton> list = new EntityList <MenuButton>();
foreach (Int32 buttonID in ss)
{
var m = new MenuButton();
m.ButtonID = buttonID;
m.MenuID = ID;
list.Add(m);
}
list.Insert(true);
}
}
//如果只是更改了按钮菜单根不会重新设置，需要手动设置为null，否则扩展属性的缓存不会更新
Menu.Root = null;
//这里还需要清空菜单的缓存，否则从缓存中重新读取数据时扩展属性还是旧的
Menu.Meta.Cache.Clear(String.Format("菜单{0}更新了菜单按钮", Name));
//Menu.Meta.Cache.Entities.Clear();
//MenuButton.Meta.Cache.Entities.Clear();
//Menu.Meta.Cache.Clear(String.Format("菜单{0}更新了菜单按钮",Name));
}
return(result);
}
///// <summary>已重载。基类先调用Valid(true)验证数据，然后在事务保护内调用OnInsert</summary>
///// <returns></returns>
//public override Int32 Insert()
//{
// Int32 result = base.Insert();
// if (!String.IsNullOrEmpty(ButtonIDs))
// {
// Int32[] ss = ButtonIDs.SplitAsInt(",");
// if (ss != null && ss.Length > 0)
// {
// EntityList<MenuButton> list = new EntityList<MenuButton>();
// foreach (Int32 buttonID in ss)
// {
// MenuButton m = new MenuButton();
// m.MenuID = ID;
// m.ButtonID = buttonID;
// list.Add(m);
// }
// throw new Exception("插入异常！");
// list.Insert(true);
// }
// }
// return result;
//}
/// <summary>已重载。在事务保护范围内处理业务，位于Valid之后</summary>
/// <returns></returns>
protected override Int32 OnInsert()
{
Int32 result = base.OnInsert();
if (!String.IsNullOrEmpty(ButtonIDs))
{
Int32[] ss = ButtonIDs.SplitAsInt(",");
if (ss != null && ss.Length > 0)
{
EntityList <MenuButton> list = new EntityList <MenuButton>();
foreach (Int32 buttonID in ss)
{
MenuButton m = new MenuButton();
m.MenuID = ID;
m.ButtonID = buttonID;
list.Add(m);
}
list.Insert(true);
}
}
return(result);
}
