/// <summary>
/// 新建子节点
/// </summary>
/// <returns></returns>
public EntityMultiTree DoCreateSubNode()
{
EntityMultiTree en = this.CreateInstance() as EntityMultiTree;
en.No = BP.DA.DBAccess.GenerOID(this.ToString()).ToString(); // en.GenerNewNoByKey(EntityMultiTreeAttr.No);
en.Name = "新建节点" + en.No;
en.ParentNo = this.No;
en.IsDir = false;
//给实体类赋值.
en.SetValByKey(this.RefObjField, this.GetValStringByKey(this.RefObjField));
en.TreeNo = this.GenerNewNoByKey(EntityMultiTreeAttr.TreeNo, EntityMultiTreeAttr.ParentNo, this.No);
if (en.TreeNo.Substring(en.TreeNo.Length - 2) == "01")
{
en.TreeNo = this.TreeNo + "01";
}
en.Insert();
// 设置此节点是目录
if (this.IsDir == false)
{
this.IsDir = true;
this.Update(EntityMultiTreeAttr.IsDir, true);
}
return(en);
}
/// <summary>
/// 查询他的子节点
/// </summary>
/// <param name="en"></param>
/// <returns></returns>
public int RetrieveHisChinren(EntityMultiTree en)
{
int i = this.Retrieve(EntityMultiTreeAttr.ParentNo, en.No);
this.AddEntity(en);
return(i + 1);
}
/// <summary>
/// 获取它的子节点
/// </summary>
/// <param name="en"></param>
/// <returns></returns>
public EntitiesTree GenerHisChinren(EntityMultiTree en)
{
EntitiesTree ens = this.CreateInstance() as EntitiesTree;
foreach (EntityMultiTree item in ens)
{
if (en.ParentNo == en.No)
{
ens.AddEntity(item);
}
}
return(ens);
}
/// <summary>
/// 新建同级节点
/// </summary>
/// <returns></returns>
public EntityMultiTree DoCreateSameLevelNode()
{
EntityMultiTree en = this.CreateInstance() as EntityMultiTree;
en.No = BP.DA.DBAccess.GenerOID(this.ToString()).ToString(); // en.GenerNewNoByKey(EntityMultiTreeAttr.No);
en.Name = "新建节点" + en.No;
en.ParentNo = this.ParentNo;
en.IsDir = false;
en.TreeNo = this.GenerNewNoByKey(EntityMultiTreeAttr.TreeNo, EntityMultiTreeAttr.ParentNo, this.ParentNo);
//给实体类赋值.
en.SetValByKey(this.RefObjField, this.GetValStringByKey(this.RefObjField));
en.Insert();
return(en);
}