/// <summary>
/// 根据对象ID删除对象
/// </summary>
/// <param name="id"></param>
/// <returns>删除成功与否</returns>
public bool Remove(TId id)
{
var old = DataList.FirstOrDefault(d => d.Id.Equals(id));
if (old != null && Provider.Delete(old) > 0)
{
var r = DataList.Remove(old);
AfterSaved?.Invoke(old);
return(r);
}
return(false);
}
/// <summary>
/// 新增对象
/// </summary>
/// <param name="t"></param>
public void Add(T t)
{
if (!CheckValidName(t))
{
throw new JException(t.Name + "的名称重复。");
}
BeforeSave?.Invoke(t);
if (Provider.Add(t) > 0)
{
DataList.Add(t);
AfterSaved?.Invoke(t);
}
if (t.Id == null)
{
throw new JException("ID is empty");
//t.Id = CreateId();
}
}
/// <summary>
/// 修改对象
/// </summary>
/// <param name="t"></param>
/// <returns>修改成功与否</returns>
public bool Change(T t)
{
var old = DataList.FirstOrDefault(d => d.Id.Equals(t.Id));
if (old == null)
{
throw new JException(t.Name + "Not found。");
}
old.Name = t.Name;
if (!CheckValidName(old))
{
throw new JException(t.Name + " duplicated。");
}
BeforeSave?.Invoke(t);
if (Provider.Change(t) > 0)
{
DataList[DataList.IndexOf(old)] = t;
AfterSaved?.Invoke(t);
return(true);
}
return(false);
}
public int OnAfterSave(uint docCookie)
{
AfterSaved?.Invoke(this, docCookie);
return(VSConstants.S_OK);
}