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421 lines
12 KiB
Plaintext
421 lines
12 KiB
Plaintext
11 months ago
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using System;
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using System.Text;
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using System.Collections;
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using BP.DA;
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namespace BP.En
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{
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/// <summary>
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/// 属性列表
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/// </summary>
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public class EntityTreeAttr
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{
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/// <summary>
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/// 树结构编号
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/// </summary>
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public const string No = "No";
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/// <summary>
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/// 名称
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/// </summary>
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public const string Name = "Name";
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/// <summary>
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/// 父节编号
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/// </summary>
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public const string ParentNo = "ParentNo";
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/// <summary>
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/// 顺序号
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/// </summary>
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public const string Idx = "Idx";
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/// <summary>
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/// 控制参数
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/// </summary>
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public const string CtrlWayPara = "CtrlWayPara";
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/// <summary>
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/// 图标
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/// </summary>
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public const string ICON = "ICON";
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/// <summary>
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/// 节点类型
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/// </summary>
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public const string MenuType = "MenuType";
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}
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/// <summary>
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/// 树实体
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/// </summary>
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abstract public class EntityTree : Entity
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{
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#region 属性
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public bool IsRoot
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{
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get
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{
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if (this.ParentNo == "-1" || this.ParentNo == "0")
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return true;
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if (this.ParentNo == this.No)
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return true;
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return false;
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}
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}
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/// <summary>
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/// 唯一标示
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/// </summary>
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public string No
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{
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get
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{
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return this.GetValStringByKey(EntityTreeAttr.No);
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}
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set
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{
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this.SetValByKey(EntityTreeAttr.No, value);
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}
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}
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/// <summary>
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/// 名称
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/// </summary>
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public string Name
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{
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get
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{
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return this.GetValStringByKey(EntityTreeAttr.Name);
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}
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set
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{
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this.SetValByKey(EntityTreeAttr.Name, value);
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}
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}
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/// <summary>
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/// 父节点编号
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/// </summary>
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public string ParentNo
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{
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get
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{
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return this.GetValStringByKey(EntityTreeAttr.ParentNo);
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}
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set
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{
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this.SetValByKey(EntityTreeAttr.ParentNo, value);
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}
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}
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/// <summary>
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/// 图标
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/// </summary>
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public string ICON
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{
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get
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{
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return this.GetValStringByKey(EntityTreeAttr.ICON);
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}
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set
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{
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this.SetValByKey(EntityTreeAttr.ICON, value);
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}
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}
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/// <summary>
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/// 顺序号
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/// </summary>
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public int Idx
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{
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get
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{
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return this.GetValIntByKey(EntityTreeAttr.Idx);
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}
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set
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{
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this.SetValByKey(EntityTreeAttr.Idx, value);
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}
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}
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#endregion
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#region 构造函数
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/// <summary>
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/// 主键
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/// </summary>
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public override string PK
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{
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get
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{
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return EntityTreeAttr.No;
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}
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}
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/// <summary>
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/// 树结构编号
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/// </summary>
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public EntityTree()
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{
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}
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/// <summary>
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/// 树结构编号
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/// </summary>
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/// <param name="no">编号</param>
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public EntityTree(string no)
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{
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if (DataType.IsNullOrEmpty(no))
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throw new Exception(this.EnDesc + "@对表[" + this.EnDesc + "]进行查询前必须指定编号。");
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this.No = no;
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if (this.Retrieve() == 0)
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throw new Exception("@没有" + this._enMap.PhysicsTable + ", No = " + this.No + "的记录。");
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}
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#endregion
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#region 业务逻辑处理
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/// <summary>
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/// 重新设置treeNo
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/// </summary>
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public void ResetTreeNo()
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{
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}
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/// <summary>
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/// 检查名称的问题.
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/// </summary>
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/// <returns></returns>
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protected override bool beforeInsert()
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{
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if (this.EnMap.IsAllowRepeatName == false)
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{
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if (this.PKCount == 1)
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{
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if (this.ExitsValueNum("Name", this.Name) >= 1)
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throw new Exception("@插入失败[" + this.EnMap.EnDesc + "] 编号[" + this.No + "]名称[" + Name + "]重复.");
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}
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}
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if (DataType.IsNullOrEmpty(this.No))
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this.No = this.GenerNewNoByKey("No");
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return base.beforeInsert();
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}
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protected override bool beforeUpdate()
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{
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if (this.EnMap.IsAllowRepeatName == false)
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{
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if (this.PKCount == 1)
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{
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if (this.ExitsValueNum("Name", this.Name) >= 2)
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throw new Exception("@更新失败[" + this.EnMap.EnDesc + "] 编号[" + this.No + "]名称[" + Name + "]重复.");
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}
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}
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return base.beforeUpdate();
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}
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#endregion
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#region 可让子类调用的方法
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/// <summary>
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/// 新建同级节点
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/// </summary>
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/// <returns></returns>
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public EntityTree DoCreateSameLevelNode(string name = null)
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{
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EntityTree en = this.CreateInstance() as EntityTree;
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if (this.ClassID.Contains("FlowSort") || this.ClassID.Contains("SysFormTree"))
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en.No = DBAccess.GenerGUID();
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else
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en.No = DBAccess.GenerOID(this.ToString()).ToString(); // en.GenerNewNoByKey(EntityTreeAttr.No);
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if (name == null)
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en.Name = "新建节点" + en.No;
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else
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en.Name = name;
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en.ParentNo = this.ParentNo;
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en.Insert();
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return en;
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}
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/// <summary>
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/// 新建子节点
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/// </summary>
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/// <returns></returns>
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public EntityTree DoCreateSubNode(string name=null)
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{
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EntityTree en = this.CreateInstance() as EntityTree;
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en.Copy(this);
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if (this.ClassID.Contains("FlowSort") || this.ClassID.Contains("SysFormTree"))
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en.No = DBAccess.GenerGUID(10, null, null);
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else
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en.No = DBAccess.GenerOID(this.ToString()).ToString();
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if (name == null)
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en.Name = "新建节点" + en.No;
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else
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en.Name = name;
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en.ParentNo = this.No;
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en.Insert();
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return en;
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}
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/// <summary>
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/// 上移
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/// </summary>
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/// <returns></returns>
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public string DoUp()
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{
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this.DoOrderUp(EntityTreeAttr.ParentNo, this.ParentNo, EntityTreeAttr.Idx);
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return "执行成功.";
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}
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/// <summary>
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/// 下移
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/// </summary>
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/// <returns></returns>
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public string DoDown()
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{
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this.DoOrderDown(EntityTreeAttr.ParentNo, this.ParentNo, EntityTreeAttr.Idx);
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return "执行成功.";
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}
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#endregion
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}
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/// <summary>
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/// 树实体s
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/// </summary>
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abstract public class EntitiesTree : Entities
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{
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#region 转化为树结构的tree.
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private StringBuilder appendMenus = null;
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private StringBuilder appendMenuSb = null;
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/// <summary>
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/// 转化为json树
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/// </summary>
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/// <returns></returns>
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public string ToJsonOfTree(string rootNo = "0")
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{
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appendMenus = new StringBuilder();
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appendMenuSb = new StringBuilder();
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EntityTree root = this.GetEntityByKey(EntityTreeAttr.ParentNo, rootNo) as EntityTree;
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if (root == null)
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return "err@没有找到rootNo=" + rootNo + "的entity.";
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appendMenus.Append("[{");
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appendMenus.Append("'id':'" + root.No + "',");
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appendMenus.Append("'pid':'" + root.ParentNo + "',");
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appendMenus.Append("'text':'" + root.Name + "'");
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// appendMenus.Append(IsPermissionsNodes(ens, dms, root.No));
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// 增加它的子级.
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appendMenus.Append(",'children':");
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AddChildren(root, this);
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appendMenus.Append(appendMenuSb);
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appendMenus.Append("}]");
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return ReplaceIllgalChart(appendMenus.ToString());
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}
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public void AddChildren(EntityTree parentEn, EntitiesTree ens)
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{
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appendMenus.Append(appendMenuSb);
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appendMenuSb.Clear();
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appendMenuSb.Append("[");
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foreach (EntityTree item in ens)
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{
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if (item.ParentNo != parentEn.No)
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continue;
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appendMenuSb.Append("{'id':'" + item.No + "','pid':'" + item.ParentNo + "','text':'" + item.Name + "'");
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//appendMenuSb.Append(IsPermissionsNodes(ens, dms, item.No));
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EntityTree treeNode = item as EntityTree;
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// 增加它的子级.
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appendMenuSb.Append(",'children':");
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AddChildren(item, ens);
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appendMenuSb.Append("},");
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}
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if (appendMenuSb.Length > 1)
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appendMenuSb = appendMenuSb.Remove(appendMenuSb.Length - 1, 1);
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appendMenuSb.Append("]");
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appendMenus.Append(appendMenuSb);
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appendMenuSb.Clear();
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}
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public string ReplaceIllgalChart(string s)
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{
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StringBuilder sb = new StringBuilder();
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for (int i = 0, j = s.Length; i < j; i++)
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{
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char c = s[i];
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switch (c)
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{
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case '\"':
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sb.Append("\\\"");
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break;
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case '\\':
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sb.Append("\\\\");
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break;
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case '/':
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sb.Append("\\/");
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break;
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case '\b':
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sb.Append("\\b");
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break;
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case '\f':
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sb.Append("\\f");
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break;
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case '\n':
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sb.Append("\\n");
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break;
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case '\r':
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sb.Append("\\r");
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break;
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case '\t':
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sb.Append("\\t");
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break;
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default:
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sb.Append(c);
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break;
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}
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}
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return sb.ToString();
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}
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#endregion 转化为树结构的tree.
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#region 构造.
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/// <summary>
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/// 查询他的子节点
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/// </summary>
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/// <param name="en"></param>
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/// <returns></returns>
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public int RetrieveHisChinren(EntityTree en)
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{
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int i = this.Retrieve(EntityTreeAttr.ParentNo, en.No);
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this.AddEntity(en);
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return i + 1;
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}
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/// <summary>
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/// 获取它的子节点
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/// </summary>
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/// <param name="en"></param>
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/// <returns></returns>
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public EntitiesTree GenerHisChinren(EntityTree en)
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{
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EntitiesTree ens = this.CreateInstance() as EntitiesTree;
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foreach (EntityTree item in ens)
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{
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if (en.ParentNo == en.No)
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ens.AddEntity(item);
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}
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return ens;
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}
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/// <summary>
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||
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/// 根据位置取得数据
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/// </summary>
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public new EntityTree this[int index]
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{
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||
|
|
get
|
||
|
|
{
|
||
|
|
return (EntityTree)this.InnerList[index];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
/// <summary>
|
||
|
|
/// 构造
|
||
|
|
/// </summary>
|
||
|
|
public EntitiesTree()
|
||
|
|
{
|
||
|
|
}
|
||
|
|
#endregion 构造.
|
||
|
|
}
|
||
|
|
}
|