unit StdBillsLibDM;

interface

uses
  SysUtils, Classes, DBClient, Provider, DB, ADODB, ScBillsTree,
  ZjIDTree, ZjLists, ScProjectManager, DataBase;

type
  TDMStdBillsLib = class(TDataModule)
    acnBillsLib: TADOConnection;
    atBillsLib: TADOTable;
    dspBillsLib: TDataSetProvider;
    cdsBillsLib: TClientDataSet;
    cdsBillsLibID: TIntegerField;
    cdsBillsLibParentID: TIntegerField;
    cdsBillsLibNextID: TIntegerField;
    cdsBillsLibCode: TWideStringField;
    cdsBillsLibB_Code: TWideStringField;
    cdsBillsLibName: TWideStringField;
    cdsBillsLibUnit: TWideStringField;
    cdsBillsLibStaticID: TIntegerField;
    cdsBillsLibExpr: TWideStringField;
    cdsBillsLibView: TClientDataSet;
    cdsBillsLibViewID: TIntegerField;
    cdsBillsLibViewParentID: TIntegerField;
    cdsBillsLibViewNextID: TIntegerField;
    cdsBillsLibViewCode: TWideStringField;
    cdsBillsLibViewB_Code: TWideStringField;
    cdsBillsLibViewName: TWideStringField;
    cdsBillsLibViewUnit: TWideStringField;
    cdsBillsLibViewStaticID: TIntegerField;
    cdsBillsLibViewExpr: TWideStringField;
    atDrawingQuantity: TADOTable;
    dspDrawingQuantity: TDataSetProvider;
    cdsDrawingQuantity: TClientDataSet;
    cdsDrawingQuantityID: TIntegerField;
    cdsDrawingQuantityName: TWideStringField;
    cdsDrawingQuantityUnits: TWideStringField;
    cdsDrawingQuantityDesignQuantity: TFloatField;
    cdsDrawingQuantityDesignQuantity2: TFloatField;
    cdsDrawingQuantityMemoStr: TWideStringField;
    cdsDrawingQuantityBillsID: TIntegerField;
    dspCustomStep: TDataSetProvider;
    cdsCustomStep: TClientDataSet;
    atCustomStep: TADOTable;
    cdsDrawQView: TClientDataSet;
    cdsDrawQViewID: TIntegerField;
    cdsDrawQViewName: TWideStringField;
    cdsDrawQViewUnits: TWideStringField;
    cdsDrawQViewDesignQuantity: TFloatField;
    cdsDrawQViewDesignQuantity2: TFloatField;
    cdsDrawQViewMemoStr: TWideStringField;
    cdsDrawQViewBillsID: TIntegerField;
    dsBillsDQ: TDataSource;
    cdsStaticID: TClientDataSet;
    cdsStaticIDName: TWideStringField;
    cdsStaticIDStaticID: TIntegerField;
    cdsStaticIDID: TIntegerField;
    cdsDQSetRange: TClientDataSet;
    cdsDQSetRangeID: TIntegerField;
    cdsDQSetRangeName: TWideStringField;
    cdsDQSetRangeUnits: TWideStringField;
    cdsDQSetRangeDesignQuantity: TFloatField;
    cdsDQSetRangeDesignQuantity2: TFloatField;
    cdsDQSetRangeMemoStr: TWideStringField;
    cdsDQSetRangeBillsID: TIntegerField;
    cdsCustomStepID: TIntegerField;
    cdsCustomStepFmtName: TWideStringField;
    cdsCustomStepStartValue: TFloatField;
    cdsCustomStepStepValue: TFloatField;
    cdsCustomStepView: TClientDataSet;
    cdsCustomStepBillsCode: TWideStringField;
    cdsCustomStepIsCode: TBooleanField;
    cdsCustomStepDisName: TWideStringField;
    cdsCustomStepUnits: TWideStringField;
    cdsCustomStepViewFmtName: TWideStringField;
    cdsCustomStepViewStartValue: TFloatField;
    cdsCustomStepViewStepValue: TFloatField;
    cdsCustomStepViewBillsCode: TWideStringField;
    cdsCustomStepViewIsCode: TBooleanField;
    cdsCustomStepViewDisName: TWideStringField;
    cdsCustomStepViewUnits: TWideStringField;
    cdsCustomStepViewCustomValue: TFloatField;
    cdsCustomStepOldValue: TFloatField;
    cdsCustomStepViewOldValue: TFloatField;
    cdsCustomStepStartCodeID: TIntegerField;
    cdsCustomStepViewStartCodeID: TIntegerField;
    cdsCustomStepViewCustomBillsCode: TWideStringField;
    atBillsQty: TADOTable;
    dspBillsQty: TDataSetProvider;
    cdsBillsQty: TClientDataSet;
    cdsBillsQtyView: TClientDataSet;
    acnBillsQty: TADOConnection;
    cdsBillsQtyID: TIntegerField;
    cdsBillsQtyParentID: TIntegerField;
    cdsBillsQtyNextID: TIntegerField;
    cdsBillsQtyCode: TWideStringField;
    cdsBillsQtyB_Code: TWideStringField;
    cdsBillsQtyName: TWideStringField;
    cdsBillsQtyUnit: TWideStringField;
    cdsBillsQtyStaticID: TIntegerField;
    cdsBillsQtyViewID: TIntegerField;
    cdsBillsQtyViewParentID: TIntegerField;
    cdsBillsQtyViewNextID: TIntegerField;
    cdsBillsQtyViewCode: TWideStringField;
    cdsBillsQtyViewB_Code: TWideStringField;
    cdsBillsQtyViewName: TWideStringField;
    cdsBillsQtyViewUnit: TWideStringField;
    cdsBillsQtyViewStaticID: TIntegerField;
    cdsBillsQtyExpr: TWideStringField;
    cdsBillsQtyViewExpr: TWideStringField;
    acCustomStep: TADOConnection;
    atBQDrawingQty: TADOTable;
    dspBQDrawingQty: TDataSetProvider;
    cdsBQDrawingQty: TClientDataSet;
    cdsBQDrawingQtyView: TClientDataSet;
    dsBillsQty: TDataSource;
    cdsBQDrawingQtyID: TIntegerField;
    cdsBQDrawingQtyName: TWideStringField;
    cdsBQDrawingQtyUnits: TWideStringField;
    cdsBQDrawingQtyDesignQuantity: TFloatField;
    cdsBQDrawingQtyDesignQuantity2: TFloatField;
    cdsBQDrawingQtyMemoStr: TWideStringField;
    cdsBQDrawingQtyBillsID: TIntegerField;
    cdsBQDrawingQtyViewID: TIntegerField;
    cdsBQDrawingQtyViewName: TWideStringField;
    cdsBQDrawingQtyViewUnits: TWideStringField;
    cdsBQDrawingQtyViewDesignQuantity: TFloatField;
    cdsBQDrawingQtyViewDesignQuantity2: TFloatField;
    cdsBQDrawingQtyViewMemoStr: TWideStringField;
    cdsBQDrawingQtyViewBillsID: TIntegerField;
    cdsFastSearch: TClientDataSet;
    cdsBQFastSearch: TClientDataSet;
    cdsBQFastSearchID: TIntegerField;
    cdsBQFastSearchParentID: TIntegerField;
    cdsBQFastSearchNextID: TIntegerField;
    cdsBQFastSearchCode: TWideStringField;
    cdsBQFastSearchB_Code: TWideStringField;
    cdsBQFastSearchName: TWideStringField;
    cdsBQFastSearchUnit: TWideStringField;
    cdsBQFastSearchStaticID: TIntegerField;
    cdsBQFastSearchExpr: TWideStringField;
    cdsFastSearchID: TIntegerField;
    cdsFastSearchParentID: TIntegerField;
    cdsFastSearchNextID: TIntegerField;
    cdsFastSearchCode: TWideStringField;
    cdsFastSearchB_Code: TWideStringField;
    cdsFastSearchName: TWideStringField;
    cdsFastSearchUnit: TWideStringField;
    cdsFastSearchStaticID: TIntegerField;
    cdsFastSearchExpr: TWideStringField;
    cdsCustomStepFmtName2: TWideStringField;
    cdsCustomStepViewFmtName2: TWideStringField;
    cdsCustomStepSubArea: TBooleanField;
    cdsCustomStepViewSubArea: TBooleanField;
    procedure cdsBillsLibAfterOpen(DataSet: TDataSet);
    procedure cdsDrawingQuantityAfterOpen(DataSet: TDataSet);
    procedure DataModuleCreate(Sender: TObject);
    procedure DataModuleDestroy(Sender: TObject);
    procedure cdsCustomStepViewCustomValueChange(Sender: TField);
    procedure cdsCustomStepViewAfterPost(DataSet: TDataSet);
    procedure cdsCustomStepViewBeforeInsert(DataSet: TDataSet);
    procedure cdsCustomStepViewBeforeDelete(DataSet: TDataSet);
    procedure cdsBillsLibViewBeforeInsert(DataSet: TDataSet);
    procedure cdsBillsLibAfterClose(DataSet: TDataSet);
    procedure cdsBillsQtyAfterOpen(DataSet: TDataSet);
    procedure cdsBQDrawingQtyAfterOpen(DataSet: TDataSet);
    procedure cdsBillsLibViewAfterPost(DataSet: TDataSet);
    procedure cdsBillsLibViewCodeChange(Sender: TField);
    procedure cdsBillsLibViewAfterInsert(DataSet: TDataSet);
    procedure cdsBillsQtyViewAfterPost(DataSet: TDataSet);
    procedure cdsBillsQtyViewAfterInsert(DataSet: TDataSet);
    procedure cdsDrawQViewNewRecord(DataSet: TDataSet);
    procedure cdsBQDrawingQtyViewNewRecord(DataSet: TDataSet);
  private
    FActive: Boolean;
    FMaxBillsID: Integer;
    FStdBillsCtrl: TObject;
    FCustomStepFlag: Boolean;
    FAdding: Boolean;

    FCdsStaticID: TClientDataSet;
    FCdsModifyBills: TClientDataSet;

    FStdBillNode: TStdBillNode;
    FStdBillsTree: TStdBillsTree;
    FBillsQtyTree: TStdBillsTree;
    FBillsData: TDMDataBase;
    FProjectMgr: TProjectManager;
    procedure Initialize(aType: Integer; AIsAll: Boolean);
    procedure Finalize(aType: Integer; AIsAll: Boolean);
    procedure CreateCDS;
    procedure DestroyCDs;
    procedure DoInitDBRecord;
    {compare code}
    function CompareDiagitCode(AsCode, ACode: string): Integer;

    function IsStaticIDExist(ALibNode: TZjIDTreeNode): Boolean;
    {add drawingquantity}
    procedure AddRelaDrawQ(ADestID, ASrcID: Integer);
    {add bills items}
    function AddNewItem(AStdNode: TStdBillNode): TScBillsItem;
    {calculate code and name by customstep}
    function CalculateCode(var aCustomValue: Double; var ACode, ADisName, AUnits: string; AIncrease: Boolean = False): Boolean;
    procedure RecodeCurBills(aCustomValue: Double; const ACode, ADisName, AUnits: string; AIsCode, AIncrease: Boolean);
    procedure EditCustomStepOldValue(const ACode: string; const Value: Double);
    procedure EditCustomStepViewOldValue(const Value: Double);
    {locate customstep by code}
    function LocateCustomStepByCode(aID: Integer; const ACode, AOldCode: string): Boolean;
    {add qty item}
    function CanAddQtyItem(var aNode: TScBillsItem): Boolean;
    procedure AddQtyRelaDrawQ(ADestID, ASrcID: Integer);
    function AddNewQtyItems(aNode: TScBillsItem; aQtyNode: TStdBillNode): TScBillsItem;

    function GetNewID(DataSet: TClientDataSet): Integer;
  public
    constructor Create(AProjMgr: TProjectManager);
    { close }
    procedure CloseLib(aFileFlag: Integer);
    {open new std lib}
    procedure LoadNewStdLib(const ALibName: string);
    procedure LoadBillsQtyLib(const ALibName: string);
    procedure LoadCustomStep(const aLibName: string);
    {add items to cur project}
    function AddItems(ASelList: TIntegerSList): Boolean;
    procedure AddItem;
    {add billsQty items}
    function AddBillsQtyItems(aSelList: TIntegerSList): Boolean;
    procedure AddBillsQtyItem;
    function IsCodeStepItem(AB_Code: string; var AUnits: string): Boolean;
    {refresh customstep}
    procedure RefreshCustomStep;
    {only be used in before post}
    procedure AutoIncreaseBillsCode;
    {find code in std lib}
    function FindLibCode(const ACode: string; var AName, AUnits: string; AIsCode: Boolean): Boolean;
    function FindRecord(aNode: TZjIDTreeNode; const aCode, aName: string): Boolean;
    // Added by GiLi 2012-3-20 11:00:46
    // 定位至标准清单
    procedure LocateCurBillsToStdBills;

    procedure Save;

    property StdBillsCtrl: TObject read FStdBillsCtrl write FStdBillsCtrl;
    property StdBillsTree: TStdBillsTree read FStdBillsTree write FStdBillsTree;
    property BillsQtyTree: TStdBillsTree read FBillsQtyTree write FBillsQtyTree;
    // 这两个属性是为了和SmartCost定义保持一致，方便代码Copy. chenshilong, 2011-07-20
    property StdTree: TStdTree read FStdBillsTree write FStdBillsTree;
    property BQStdTree: TStdTree read FBillsQtyTree write FBillsQtyTree;

    procedure CloneActive(IsActive: Boolean);
  end;

implementation

{$R *.dfm}

uses
  Windows,
  Controls,
  ConstVarUnit,
  ConstMethodUnit,
  ScStdBillsCtrl,
  Math;

procedure TDMStdBillsLib.cdsBillsLibAfterOpen(DataSet: TDataSet);
begin
  cdsBillsLibView.CloneCursor(cdsBillsLib, True);
  cdsStaticID.CloneCursor(cdsBillsLib, True);
  cdsStaticID.IndexFieldNames := SID;
  cdsStaticID.Filter := 'StaticID>0';
  cdsStaticID.Filtered := True;

  FStdBillsTree.DataSet := cdsBillsLibView;
  FStdBillsTree.Selected.Expand;

  cdsFastSearch.CloneCursor(cdsBillsLib, True);
  cdsFastSearch.IndexFieldNames := 'Code';
  cdsFastSearch.Filter := 'Code is not null';
  cdsFastSearch.Filtered := True;
end;

procedure TDMStdBillsLib.cdsDrawingQuantityAfterOpen(DataSet: TDataSet);
begin
  cdsDrawQView.CloneCursor(cdsDrawingQuantity, True);
  cdsDrawQView.MasterSource := dsBillsDQ;
  cdsDrawQView.MasterFields := SID;
  cdsDrawQView.IndexFieldNames := Format('%s;%s', [sBillsID, SID]);

  cdsDQSetRange.CloneCursor(cdsDrawingQuantity, True);
  cdsDQSetRange.IndexFieldNames := sBillsID;
end;

procedure TDMStdBillsLib.LoadNewStdLib(const ALibName: string);
begin
  cdsDrawQView.DisableControls;
  cdsBillsLibView.DisableControls;
  try
    acnBillsLib.Connected := False;
    acnBillsLib.ConnectionString := Format(SAdoConnectStr, [ALibName, 'Admin', '']);
    acnBillsLib.Connected := True;
    IncProgressUI(10);

    {refresh bills}
    cdsBillsLib.Close;
    cdsBillsLib.Open;
    IncProgressUI(40);

    {refresh drawingQuantity}
    cdsDrawingQuantity.Close;
    cdsDrawingQuantity.Open;
    cdsDrawingQuantity.IndexFieldNames := 'ID';
    IncProgressUI(100);

    {refresh custom step}
  {  cdsCustomStep.Close;
    cdsCustomStep.Open;
    IncProgressUI(100); }

    FActive := True;
  finally
    cdsDrawQView.EnableControls;
    cdsBillsLibView.EnableControls;
  end;
end;

procedure TDMStdBillsLib.DataModuleCreate(Sender: TObject);
begin
  FStdBillsTree := TStdBillsTree.Create;
  FStdBillsTree.KeyFieldName := 'ID';
  FStdBillsTree.ParentFieldName := 'ParentID';
  FStdBillsTree.NextSiblingFieldName := 'NextID';
  FStdBillsTree.AutoCreateKeyID := True;
  {如果太早设置BillsTree.dataset，则定位会错乱，应该写在AfterOpen之后}
//  FStdBillsTree.DataSet := cdsBillsLibView;
  FBillsQtyTree := TStdBillsTree.Create;
  FBillsQtyTree.KeyFieldName := 'ID';
  FBillsQtyTree.ParentFieldName := 'ParentID';
  FBillsQtyTree.NextSiblingFieldName := 'NextID';
  FBillsQtyTree.AutoCreateKeyID := True;

  cdsCustomStepView.Open;
end;

procedure TDMStdBillsLib.DataModuleDestroy(Sender: TObject);
begin
  FStdBillsTree.Free;
  FBillsQtyTree.Free;
end;

function TDMStdBillsLib.AddNewItem(AStdNode: TStdBillNode): TScBillsItem;

  {比较节点前后关系, 小于返回小于0, 等于返回0, 大于返回大于0}
  function CompareNodesDifference(ASNode: TStdBillNode; ANode: TScBillsItem): Integer;

    function TranslateChineseToALB(AWord: WideString): Integer;
      const
        chaArr: array [0..9] of WideString = ('十', '一', '二', '三', '四',
                                     '五', '六', '七', '八', '九');

      function ChnToNum(ANum: WideString): Integer;
      var
        J: Integer;
      begin
        Result := -1;
        for J := 0 to 9 do
        begin
          if SameText(ANum, chaArr[J]) then
          begin
            Result := J;
            if Result = 0 then Result := 10;
            Break;
          end;
        end;
      end;

    var
      I, len, icha: Integer;
    begin
      Result := 0;
      len := Length(AWord);
      for I := 1 to Len do
      begin
        icha := ChnToNum(AWord[I]);
        if icha = 10 then
        begin
          if Result = 0 then Result := 10
          else Result := Result * 10;
        end
        else
        begin
          if Result = 0 then Result := icha
          else Result := Result + icha;
        end;
      end;
    end;

    function CompareNodeCode(const ASCode, ACode: string; var AResult: Integer): Boolean;
    var
      l1, l2: Integer;
    begin
      if SameText(ASCode, ACode) then
      begin
        Result := False;
        Exit;
      end;
      Result := True;
      l1 := -1;
      l2 := -1;
      if not SameText(ASCode, '') and not SameText(ACode, '') then
      begin
        if Length(ASCode) - Length(WideString(ASCode)) > 0 then
          l1 := TranslateChineseToALB(ASCode);
        if Length(ACode) - Length(WideString(ACode)) > 0 then
          l2 := TranslateChineseToALB(ACode);
        if (l1 = -1) and (l2 = -1) then
          AResult := CompareDiagitCode(ASCode, ACode)
        else AResult := l1 - l2;

      end
      else Result := False;
    end;

    function CompareNodeBCode(const ASBCode, ABCode: string; var AResult: Integer): Boolean;
    begin
      if SameText(ASBCode, ABCode) then
      begin
        Result := False;
        Exit;
      end;
      Result := True;
      if not SameText(ASBCode, '') and not SameText(ABCode, '') then
        AResult := CompareDiagitCode(ASBCode, ABCode)
      else Result := False;
    end;

    function CompareNodeName(const ASName, AName: string; var AResult: Integer): Boolean;
    begin
      if (pos('…', ASName) <> 0) or (pos('…', AName) <> 0) then
        AResult := CompareText(ASName, AName) * -1
      else AResult := CompareText(ASName, AName);
    end;

  begin
    if CompareNodeCode(ASNode.Code, ANode.SBillCode, Result) then Exit;
    if CompareNodeBCode(ASNode.BCode, ANode.SBillBCode, Result) then Exit;
    CompareNodeName(ASNode.Name, ANode.SBillName, Result);
  end;

  procedure EditPropertyInDB(ANode: TScBillsItem; ASNode: TStdBillNode);
  var
    sLibNodeStaticExpr: string;
  begin
    ANode.SBillCode := ASNode.Code;
    ANode.SBillBCode := ASNode.BCode;
    ANode.SBillName := ASNode.Name;
    ANode.Units := ASNode.Units;
{      if not SameText(ASNode.Exprs, '') then
      begin
//        sLibNodeStaticExpr := ASNode.Exprs;
//        sLibNodeStaticExpr := ExprsGraph.PretreatExprs(sLibNodeStaticExpr);
        // 表达式计算图，用来进行表达式的运算管理等
//        ExprsGraph.SetExpression(ANode.ID, Copy(sLibNodeStaticExpr, 2, MaxInt));
//        sLibNodeStaticExpr := ExprsGraph.ConvertExprsForSave(sLibNodeStaticExpr);
//        FProject.Exprs.AddExprs(1, 3, ANode.ID, sLibNodeStaticExpr, Evaluate(sLibNodeStaticExpr), 0);
//        ANode.IsCalcExprs := True;
      end;  }
  end;  
  
  {取最顶层节点}
  function GetAnsctorNode(ASNode: TStdBillNode; AList: TList): TScBillsItem;
  var
    vNode: TStdBillNode;
    vItem: TScBillsItem;
    iPreID: Integer;
  begin
    vNode := ASNode.TopestAncestor(AList);
    vItem := TScBillsItem(FBillsData.BillsTree.FirstNode);
    while Assigned(vItem) do
    begin
      if SameText(vNode.Code, vItem.SBillCode) and SameText(vNode.Name, vItem.SBillName) then Break;
      vItem := TScBillsItem(vItem.NextSibling);
    end;
    if Assigned(vItem) then Result := vItem
    else
    begin
      FStdBillNode := vNode;

      with FBillsData do
      begin
        // 有固定ID的黑体字项，也要求能找到自己的正确位置。
        if vNode.StaticID <> -1 then
        begin
          iPreID := PreBlackFontItemID(vNode.StaticID);
          Result := BillsTree.AddBillsItem(vNode.StaticID, -1, BillsTree[iPreID].NextSiblingID);
        end
        // 因某种情况没有设置固定ID的黑体字项（如老版本标准项目表），要求也能正确添加不会报错，用于兼容
        else
        begin
          Result := BillsTree.AddBillsItem(FMaxBillsID, -1, -1);
          Inc(FMaxBillsID);
        end;

        EditPropertyInDB(Result, vNode);
        AddRelaDrawQ(Result.ID, vNode.ID);
      end;
    end;
  end;

  {往清单中添加指定节点}
  function AddCurStdNodeToBills(AParentNode: TScBillsItem; ASNode: TStdBillNode): TScBillsItem;
  var
    I, iResult: Integer;
    blFlag: Boolean;
    vItem: TScBillsItem;
  begin
    blFlag := False;
    FStdBillNode := ASNode;
    for I := 0 to AParentNode.ChildCount - 1 do
    begin
      vItem := TScBillsItem(AParentNode.ChildNodes[I]);
      iResult := CompareNodesDifference(ASNode, vItem);
      if iResult < 0 then
      begin
        with FBillsData do
        begin
          if ASNode.StaticID = -1 then
          begin
            Result := TScBillsItem(BillsTree.AddBillsItem(FMaxBillsID, AParentNode.ID, vItem.ID));
            Inc(FMaxBillsID);
          end
          else
            Result := TScBillsItem(BillsTree.AddBillsItem(ASNode.StaticID, AParentNode.ID, vItem.ID));

      //    ModifyParentIsLeaf(AParentNode.ID);
          EditPropertyInDB(Result, ASNode);
          AddRelaDrawQ(Result.ID, ASNode.ID);
          blFlag := True;
          Break;
        end;
      end
      else if iResult = 0 then
      begin
        Result := vItem;
        //AddRelaDrawQ(Result.ID, ASNode.ID);
        blFlag := True;
        Break;
      end;
    end;
    if not blFlag then
    begin
      if ASNode.StaticID = -1 then
      begin
        Result := TScBillsItem(FBillsData.BillsTree.AddBillsItem(FMaxBillsID, AParentNode.ID, -1));
        Inc(FMaxBillsID);
      end
      else
        Result := TScBillsItem(FBillsData.BillsTree.AddBillsItem(ASNode.StaticID, AParentNode.ID, -1));

   //   ModifyParentIsLeaf(AParentNode.ID);
      EditPropertyInDB(Result, ASNode);
      AddRelaDrawQ(Result.ID, ASNode.ID);
    end;
  end;

  {在清单树中检查并返回父节点，如果没有，则创建父节点}
  function CheckAndThenGetParent(ASNode: TStdBillNode): TScBillsItem;
  var
    ansctor: TScBillsItem;
    lstNode: TList;
    vNode: TStdBillNode;
    I: Integer;
  begin
    lstNode := TList.Create;
    try
      ansctor := GetAnsctorNode(ASNode, lstNode);
      if not Assigned(ansctor) then
      begin
        FStdBillNode := ASNode;
        if ASNode.StaticID <> -1 then
          ansctor := TScBillsItem(FBillsData.BillsTree.AddBillsItem(ASNode.StaticID, -1, -1))
        else
        begin
          ansctor := TScBillsItem(FBillsData.BillsTree.AddBillsItem(FMaxBillsID, -1, -1));
          Inc(FMaxBillsID);
        end;
        EditPropertyInDB(ansctor, ASNode);
        AddRelaDrawQ(Result.ID, ASNode.ID);
      end;
      Result := ansctor;
      for I := lstNode.Count - 2 downto 0 do
      begin
        vNode := TStdBillNode(lstNode[I]);
        Result := AddCurStdNodeToBills(Result, vNode);
      end;
    finally
      lstNode.Free;
    end;
  end;  

var
  vItem: TScBillsItem;
begin
  vItem := CheckAndThenGetParent(AStdNode);
  Result := vItem;
  if not Assigned(AStdNode.Parent) and Assigned(vItem) and
    (CompareNodesDifference(AStdNode, vItem) = 0) then Exit;
  if Assigned(vItem) then Result := AddCurStdNodeToBills(vItem, AStdNode);
end;

function TDMStdBillsLib.AddItems(ASelList: TIntegerSList): Boolean;
var
  I: Integer;
  Node: TStdBillNode;
  vNode: TZjIDTreeNode;
begin
  Result := False;
  if not Assigned(FProjectMgr.ActiveProject) then Exit;
  if not cdsBillsLib.Active then Exit;

  FBillsData := FProjectMgr.ActiveProject.BillsData;
  FMaxBillsID := FBillsData.GetMaxBillsID;

  Initialize(1, True);
  FAdding := True;
  try
    vNode := nil;
    for I := 0 to FStdBillsTree.Count - 1 do
    begin
      Node := TStdBillNode(FStdBillsTree.Items[I]);
      if (ASelList[I] <> 0) and not IsStaticIDExist(Node) then
      begin
        vNode := AddNewItem(Node);
//        TStdBillsCtrl(FStdBillsCtrl).IncStep := 1;
      end;
    end;
    Result := True;
  finally  
    Finalize(1, True);
    FAdding := False;

    if Assigned(vNode) then
      vNode.LocateDBRecord;
  end;
end;

procedure TDMStdBillsLib.AddItem;
var
  vNode: TZjIDTreeNode;
begin
  if not Assigned(FProjectMgr.ActiveProject) then Exit;

  FBillsData := FProjectMgr.ActiveProject.BillsData;
  FMaxBillsID := FBillsData.GetMaxBillsID;

  Initialize(1, False);
  FAdding := True;
  try
    if IsStaticIDExist(FStdBillsTree.Selected) then Exit;
    vNode := AddNewItem(TStdBillNode(FStdBillsTree.Selected));
    // 双击定位
    if Assigned(vNode) then
      vNode.LocateDBRecord;
  finally
    Finalize(1, False);
    FAdding := False;
  end;
end;

constructor TDMStdBillsLib.Create(AProjMgr: TProjectManager);
begin
  inherited Create(nil);
  FProjectMgr := AProjMgr;
end;

procedure TDMStdBillsLib.Finalize(aType: Integer; AIsAll: Boolean);
begin
  with FBillsData do
  begin
    if AIsAll then
    begin
      {endUpdate}
      TStdBillsCtrl(FStdBillsCtrl).EndUpdateUI(aType);
      EnabledUITreeEvt(True, False);
      EnabledUIDrawQtyEvt(True);
    end;

    BillsTree.InternalEvent := nil;
    EndHandler;
    DestroyCDs;
  end;
end;

procedure TDMStdBillsLib.Initialize(aType: Integer; AIsAll: Boolean);
begin
  with FBillsData do
  begin
    if AIsAll then
    begin
      {beginUpdate}
      TStdBillsCtrl(FStdBillsCtrl).BeginUpdateUI(aType);
      EnabledUITreeEvt(False, False);
      EnabledUIDrawQtyEvt(False);
    end;

    BillsTree.InternalEvent := DoInitDBRecord;
    {Events}
    BeginHandler;
    CreateCDS;
  end;
end;

procedure TDMStdBillsLib.DoInitDBRecord;
begin
  with FBillsData.BillsTree do
  begin
    DataSet.FieldByName('Code').AsString := FStdBillNode.Code;
    DataSet.FieldByName('B_Code').AsString := FStdBillNode.BCode;
    DataSet.FieldByName('Name').AsString := FStdBillNode.Name;
    DataSet.FieldByName('Units').AsString := FStdBillNode.Units;
//    DataSet.FieldByName('IsLeaf').AsBoolean := True;
  end;
end;

function TDMStdBillsLib.IsStaticIDExist(ALibNode: TZjIDTreeNode): Boolean;
var
  CheckID: Integer;
  CheckName, sHintName: string;
begin
  Result := False;
  if ALibNode.ID >= 100 then Exit;
  
  if cdsStaticID.FindKey([ALibNode.ID]) then
  begin
    CheckName := cdsStaticIDName.AsString;
    CheckID :=  cdsStaticIDStaticID.AsInteger;
    with FBillsData do
    begin
      // ID号相同名称不同视作ID被占用。
      // ID号相同名称也相同表示清单已存在。
      if FCdsStaticID.FindKey([CheckID]) then
      begin
        Result := True;
        BillsTree[CheckID].LocateDBRecord;
        if FCdsStaticID.FieldByName('Name').AsString <> CheckName then
        begin
          if FCdsStaticID.FieldByName('Code').AsString <> '' then
            sHintName := FCdsStaticID.FieldByName('Code').AsString +
              FCdsStaticID.FieldByName('Name').AsString
          else
            sHintName := FCdsStaticID.FieldByName('Name').AsString;

          MessageHint(0, Format('固定ID(%d)已被清单“%s”占用，添加失败，可先将其删除然后再添加。', [CheckID, sHintName]));
        end;

      end;
    end;
  end;
end;

procedure TDMStdBillsLib.CreateCDS;
begin
  with FBillsData do
  begin
    FCdsStaticID := TClientDataSet.Create(nil);
    FCdsStaticID.CloneCursor(cdsBills, True);
    FCdsStaticID.IndexFieldNames := SID;
    FCdsStaticID.Filter := 'ID>0 and ID<100';
    FCdsStaticID.Filtered := True;

    FCdsModifyBills := TClientDataSet.Create(nil);
    FCdsModifyBills.CloneCursor(cdsBills, True);
    FCdsModifyBills.IndexFieldNames := SID;
  end;
end;

procedure TDMStdBillsLib.DestroyCDs;
begin
  FCdsStaticID.Free;
  FCdsModifyBills.Free;
end;

procedure TDMStdBillsLib.AddRelaDrawQ(ADestID, ASrcID: Integer);
var
  iMaxDQID, iSerinalNo: Integer;
begin
  iSerinalNo := 1;
  iMaxDQID := FBillsData.GetMaxDrawingQuangtiyID;

  cdsDQSetRange.SetRange([ASrcID], [ASrcID]);
  while not cdsDQSetRange.Eof do
  begin
    FBillsData.cdsDrawingQuantity.Insert;
    FBillsData.cdsDrawingQuantityID.Value := iMaxDQID;
    FBillsData.cdsDrawingQuantitySerinalNo.Value := iSerinalNo;
    FBillsData.cdsDrawingQuantityBillsID.Value := ADestID;
    FBillsData.cdsDrawingQuantityName.Value := cdsDQSetRangeName.Value;
    FBillsData.cdsDrawingQuantityUnits.Value := cdsDQSetRangeUnits.Value;
    FBillsData.cdsDrawingQuantityDQuantity1.Value := cdsDQSetRangeDesignQuantity.Value;
    FBillsData.cdsDrawingQuantityMemoContext.Value := cdsDQSetRangeMemoStr.Value;
    FBillsData.cdsDrawingQuantity.Post;

    Inc(iMaxDQID);
    Inc(iSerinalNo);
    cdsDQSetRange.Next;
  end;
  cdsDQSetRange.CancelRange;
end;

function TDMStdBillsLib.CalculateCode(var aCustomValue: Double; var ACode, ADisName, AUnits: string;
  AIncrease: Boolean): Boolean;
var
  iSuffix: Integer;
  dCustomValue: Double;
begin
  dCustomValue := cdsCustomStepViewCustomValue.Value;
  if AIncrease then
  begin
    dCustomValue := cdsCustomStepViewOldValue.Value + cdsCustomStepViewStepValue.Value;
  end;
  aCustomValue := dCustomValue;

  iSuffix := Ceil((dCustomValue - cdsCustomStepViewStartValue.Value) / cdsCustomStepViewStepValue.Value);
  if iSuffix >= 0 then
  begin
    if AIncrease and (cdsCustomStepViewStartCodeID.Value > 0) then
      dCustomValue := cdsCustomStepViewStartValue.Value + (iSuffix - 1) * cdsCustomStepViewStepValue.Value
    else
      dCustomValue := cdsCustomStepViewStartValue.Value + iSuffix * cdsCustomStepViewStepValue.Value;

    if dCustomValue <= cdsCustomStepViewStartValue.AsFloat then
      ADisName := Format(cdsCustomStepViewFmtName.AsString, [FloatToStr(dCustomValue)])
    else if cdsCustomStepViewSubArea.AsBoolean then
      ADisName := Format(cdsCustomStepViewFmtName2.AsString,
        [FloatToStr(dCustomValue - cdsCustomStepViewStepValue.AsFloat), FloatToStr(dCustomValue)])
    else
      ADisName := Format(cdsCustomStepViewFmtName2.AsString, [FloatToStr(dCustomValue)]);

    if cdsCustomStepViewStartCodeID.Value > 0 then
    begin
      if AIncrease then
        iSuffix := iSuffix + cdsCustomStepViewStartCodeID.Value - 2
      else
        iSuffix := iSuffix + cdsCustomStepViewStartCodeID.Value - 1;
    end;

    ACode := Format('%s-%d', [cdsCustomStepViewBillsCode.AsString, iSuffix + 1]);
    AUnits := cdsCustomStepViewUnits.AsString;

    if AIncrease and (cdsCustomStepViewStartCodeID.Value > 0) then
      dCustomValue := dCustomValue + cdsCustomStepViewStepValue.Value;

    EditCustomStepViewOldValue(dCustomValue);
    if cdsCustomStepViewCustomBillsCode.Value = '' then
      EditCustomStepOldValue(cdsCustomStepViewBillsCode.Value, dCustomValue)
    else
      EditCustomStepOldValue(cdsCustomStepViewCustomBillsCode.Value, dCustomValue);
  end
  else
  begin
    ADisName := '';
    ACode := '';
    AUnits := '';
  end;

  Result := cdsCustomStepViewIsCode.Value;
end;

procedure TDMStdBillsLib.RecodeCurBills(aCustomValue: Double; const ACode, ADisName, AUnits: string;
  AIsCode, AIncrease: Boolean);
begin
  if (ACode = '') and (ADisName = '') then Exit;

  with FBillsData do
  begin
    if not AIncrease then
      cdsOrgBills.Edit;

    if AIsCode then
      cdsOrgBillsCode.Value := ACode
    else
      cdsOrgBillsB_Code.Value := ACode;

    cdsOrgBillsName.Value := ADisName;
    cdsOrgBillsUnits.Value := AUnits;
    cdsOrgBillsCustomValue.Value := aCustomValue;

    if not AIncrease then
      cdsOrgBills.Post
    else
    begin
      cdsOrgBillsCode.Tag := 0;
      cdsOrgBillsB_Code.Tag := 0;
    end;
  end;
end;

procedure TDMStdBillsLib.cdsCustomStepViewCustomValueChange(
  Sender: TField);
begin
  Sender.Tag := 1;
end;

procedure TDMStdBillsLib.RefreshCustomStep;
var
  iID, iParentID: Integer;
  strCode, strOldCode: string;
begin
  if not cdsCustomStep.Active then Exit;

  FBillsData := FProjectMgr.ActiveProject.BillsData;

  cdsCustomStepView.EmptyDataSet;

  with FBillsData do
  begin
    iID := cdsOrgBillsID.AsInteger;
    iParentID := cdsOrgBillsParentID.AsInteger;
    if iParentID <> -1 then
    begin

      if cdsBills.FindKey([iParentID]) then
      begin
        strCode := cdsBillsCode.AsString;
        if strCode = '' then
          strCode := cdsBillsB_Code.AsString;
      end
      else strCode := ''; 

      //while strCode <> '' do
      if strCode <> '' then
      begin
        if LocateCustomStepByCode(iID, strCode, '') then Exit;

        strOldCode := strCode;
        strCode := GetPreCode(strCode);
        strCode := Format('%s-X', [strCode]);
        {search -X}
        LocateCustomStepByCode(iID, strCode, strOldCode);
      end;
    end;
  end;
end;

function TDMStdBillsLib.FindLibCode(const ACode: string; var AName,
  AUnits: string; AIsCode: Boolean): Boolean;
begin
  Result := False;
  if not FActive then Exit;

  AName := '';
  AUnits := '';

  if AIsCode then
  begin
   if cdsBillsLib.Locate(sCode, ACode, []) then
     Result := True;
  end
  else
  begin
    if cdsBillsLib.Locate(sB_Code, ACode, []) then
      Result := True;
  end;

  if Result then
  begin
    AName := cdsBillsLibName.Value;
    AUnits := cdsBillsLibUnit.Value;
  end;
end;

procedure TDMStdBillsLib.AutoIncreaseBillsCode;
var
  bIsCode: Boolean;
  strCode, strDisName, strUnits: string;
  dCustomValue: Double;
begin
  if not Assigned(FProjectMgr.ActiveProject) then Exit;
  if cdsCustomStepView.RecordCount = 0 then Exit;
  FBillsData := FProjectMgr.ActiveProject.BillsData;

  bIsCode := CalculateCode(dCustomValue, strCode, strDisName, strUnits, True);
  RecodeCurBills(dCustomValue, strCode, strDisName, strUnits, bIsCode, True);
end;

procedure TDMStdBillsLib.cdsCustomStepViewAfterPost(DataSet: TDataSet);
var
  bIsCode: Boolean;
  strCode, strDisName, strUnits: string;
  dCustomValue: Double;
begin
  if FCustomStepFlag then Exit;
  if cdsCustomStepViewCustomValue.Tag = 1 then
  begin
    FBillsData := FProjectMgr.ActiveProject.BillsData;

    bIsCode := CalculateCode(dCustomValue, strCode, strDisName, strUnits);
    RecodeCurBills(dCustomValue, strCode, strDisName, strUnits, bIsCode, False);

    cdsCustomStepViewCustomValue.Tag := 0;
  end;
end;

procedure TDMStdBillsLib.EditCustomStepOldValue(const ACode: string; const Value: Double);
begin
  if cdsCustomStep.Locate(sBillsCode, ACode, []) then
  begin
    cdsCustomStep.Edit;
    cdsCustomStepOldValue.Value := Value;
    cdsCustomStep.Post;
  end;
end;

procedure TDMStdBillsLib.EditCustomStepViewOldValue(const Value: Double);
begin
  FCustomStepFlag := True;
  cdsCustomStepView.Edit;
  cdsCustomStepViewOldValue.Value := Value;
  cdsCustomStepView.Post;
  FCustomStepFlag := False;
end;

procedure TDMStdBillsLib.cdsCustomStepViewBeforeInsert(DataSet: TDataSet);
begin
  if not FCustomStepFlag then raise Exception.Create('不能添加记录！');
end;

procedure TDMStdBillsLib.cdsCustomStepViewBeforeDelete(DataSet: TDataSet);
begin
  if not FCustomStepFlag then raise Exception.Create('不能删除记录！');
end;

procedure TDMStdBillsLib.cdsBillsLibViewBeforeInsert(DataSet: TDataSet);
begin
  raise Exception.Create('不能添加记录！');
end;

procedure TDMStdBillsLib.cdsBillsLibAfterClose(DataSet: TDataSet);
begin
  FStdBillsTree.DataSet := nil;
end;

function TDMStdBillsLib.LocateCustomStepByCode(aID: Integer; const ACode, AOldCode: string): Boolean;
begin
  if cdsCustomStep.Locate(sBillsCode, ACode, []) then
  begin
    FCustomStepFlag := True;

    cdsCustomStepView.Append;
    if AOldCode = '' then
    begin
      cdsCustomStepViewBillsCode.Value := cdsCustomStepBillsCode.Value;
      cdsCustomStepViewCustomBillsCode.Value := AOldCode;
    end
    else
    begin
      cdsCustomStepViewBillsCode.Value := AOldCode;
      cdsCustomStepViewCustomBillsCode.Value := ACode;
    end;

    cdsCustomStepViewFmtName.Value := cdsCustomStepFmtName.AsString;
    cdsCustomStepViewFmtName2.Value := cdsCustomStepFmtName2.AsString;
    cdsCustomStepViewStartValue.Value := cdsCustomStepStartValue.Value;
    cdsCustomStepViewStepValue.Value := cdsCustomStepStepValue.Value;
    cdsCustomStepViewDisName.Value := cdsCustomStepDisName.AsString;
    cdsCustomStepViewUnits.Value := cdsCustomStepUnits.AsString;
    cdsCustomStepViewStartCodeID.Value := cdsCustomStepStartCodeID.Value;
    cdsCustomStepViewSubArea.Value := cdsCustomStepSubArea.Value;

    if (cdsCustomStepOldValue.Value <> 0) and (not FAdding) then
      cdsCustomStepViewOldValue.Value := cdsCustomStepOldValue.Value
    else
      cdsCustomStepViewOldValue.Value := cdsCustomStepStartValue.Value;

    if FBillsData.cdsBills.FindKey([aID]) then
    begin
      if FBillsData.cdsBillsCustomValue.AsFloat <> 0 then
        cdsCustomStepViewCustomValue.Value := FBillsData.cdsBillsCustomValue.AsFloat
      else
      begin
        cdsCustomStepViewCustomValue.Value := cdsCustomStepViewOldValue.AsFloat;
        FBillsData.cdsBills.Edit;
        FBillsData.cdsBillsCustomValue.Value := cdsCustomStepViewOldValue.AsFloat;
        FBillsData.cdsBills.Post;
      end;
    end;      

    cdsCustomStepView.Post;

    FCustomStepFlag := False;
    Result := True;
  end
  else Result := False;
end;

procedure TDMStdBillsLib.cdsBillsQtyAfterOpen(DataSet: TDataSet);
begin
  cdsBillsQtyView.CloneCursor(cdsBillsQty, True);
  FBillsQtyTree.DataSet := cdsBillsQtyView;
  FBillsQtyTree.Selected.Expand;

  cdsBQFastSearch.CloneCursor(cdsBillsQty, True);
  cdsBQFastSearch.IndexFieldNames := 'B_Code';
  cdsBQFastSearch.Filter := 'B_Code is not null';
  cdsBQFastSearch.Filtered := True;
end;

procedure TDMStdBillsLib.LoadBillsQtyLib(const ALibName: string);
begin
  cdsBillsQtyView.DisableControls;
  try
    acnBillsQty.Connected := False;
    acnBillsQty.ConnectionString := Format(SAdoConnectStr, [ALibName, 'Admin', '']);
    acnBillsQty.Connected := True;
    IncProgressUI(20);

    {refresh billsQty}
    cdsBillsQty.Close;
    cdsBillsQty.Open;
    IncProgressUI(40);

    cdsBQDrawingQty.Close;
    cdsBQDrawingQty.Open;
    cdsBQDrawingQty.IndexFieldNames := 'ID';
    IncProgressUI(40);
  finally
    cdsBillsQtyView.EnableControls;
  end;
end;

procedure TDMStdBillsLib.AddBillsQtyItem;
var
  selNode: TScBillsItem;
begin
  if not Assigned(FProjectMgr.ActiveProject) then Exit;

  FBillsData := FProjectMgr.ActiveProject.BillsData;

  selNode := TScBillsItem(FBillsData.BillsTree.Selected);
  if not CanAddQtyItem(selNode) or not Assigned(selNode) then Exit;

  FMaxBillsID := FBillsData.GetMaxBillsID;

  Initialize(2, False);
  try
    selNode := AddNewQtyItems(selNode, TStdBillNode(FBillsQtyTree.Selected));
    if Assigned(selNode) then
      selNode.LocateDBRecord;
  finally
    Finalize(2, False);
  end;
end;

function TDMStdBillsLib.AddBillsQtyItems(aSelList: TIntegerSList): Boolean;
var
  I: Integer;
  sbnNode: TStdBillNode;
  sbiNewNode: TScBillsItem;
  selNode: TScBillsItem;
begin
  Result := False;
  if not Assigned(FProjectMgr.ActiveProject) then Exit;
  if not cdsBillsQty.Active then Exit;

  FBillsData := FProjectMgr.ActiveProject.BillsData;

  selNode := TScBillsItem(FBillsData.BillsTree.Selected);
  if not CanAddQtyItem(selNode) or not Assigned(selNode) then Exit;  

  FMaxBillsID := FBillsData.GetMaxBillsID;

  Initialize(2, True);
  try
    sbiNewNode := nil;
    for I := 0 to FBillsQtyTree.Count - 1 do
    begin
      if aSelList[I] <> 0 then
      begin
        sbnNode := TStdBillNode(FBillsQtyTree.Items[I]);
        if sbnNode.Code = '' then
          sbiNewNode := AddNewQtyItems(selNode, sbnNode);
      end;
    end;
    Result := True;
    if Assigned(sbiNewNode) then
      sbiNewNode.LocateDBRecord;
  finally  
    Finalize(2, True);
  end;
end;

function TDMStdBillsLib.CanAddQtyItem(var aNode: TScBillsItem): Boolean;
begin
  if ((aNode.SBillCode <> '')
     and
     aNode.HasChildren
     and
     (TScBillsItem(aNode.FirstChild).SBillCode <> ''))
     or
     not aNode.IsInheritFrom(1)
  then
    Result := False
  else
  begin
    Result := True;
    while aNode.SBillCode = '' do
      aNode := TScBillsItem(aNode.Parent);
  end;
end;

function TDMStdBillsLib.AddNewQtyItems(aNode: TScBillsItem;
  aQtyNode: TStdBillNode): TScBillsItem;
var
  I: Integer;
  iNextID: Integer;
  iCompareValue: Integer;
  bFlag: Boolean;
  sbnParent: TStdBillNode;
  sbiNewItem, sbiChildItem: TScBillsItem;
begin
  sbiNewItem := aNode;
  sbnParent := TStdBillNode(aQtyNode.Parent);  
  if sbnParent.BCode <> '' then
    sbiNewItem := AddNewQtyItems(sbiNewItem, sbnParent);

  bFlag := True;
  iNextID := -1;
  FStdBillNode := aQtyNode;
  for I := 0 to sbiNewItem.ChildCount - 1 do
  begin
    sbiChildItem := TScBillsItem(sbiNewItem.ChildNodes[I]);
    if Pos(aQtyNode.BCode + '-', sbiChildItem.SBillBCode) = 1 then
    begin
      Result := sbiNewItem;
      bFlag := False;
      Break;
    end;
    iCompareValue := CompareDiagitCode(sbiChildItem.SBillBCode, aQtyNode.BCode);
    if iCompareValue = 0 then
    begin
      Result := sbiChildItem;
      bFlag := False;
      Break;;
    end
    else if iCompareValue > 0 then
    begin
      iNextID := sbiChildItem.ID;
      Break;
    end;
  end;
  if bFlag then
  begin
    Result := FBillsData.BillsTree.AddBillsItem(FMaxBillsID, sbiNewItem.ID, iNextID);
    Result.SBillBCode := aQtyNode.BCode;
    Result.SBillName := aQtyNode.Name;
    AddQtyRelaDrawQ(FMaxBillsID, aQtyNode.ID);
    Inc(FMaxBillsID);
  end;
end;

function TDMStdBillsLib.CompareDiagitCode(AsCode, ACode: string): Integer;
var
  s1, s2: string;
  p1, p2: Integer;
  v1, v2, e1, e2: Integer;
begin
  p1 := pos('-', AsCode);
  p2 := pos('-', ACode);
  while (p1 <> 0) and (p2 <> 0) do
  begin
    s1 := copy(AsCode, 1, p1 - 1);
    s2 := copy(ACode, 1, p2 - 1);
    if SameText(s1, s2) then
    begin
      AsCode := copy(AsCode, p1 + 1, Length(AsCode));
      ACode := copy(ACode, p2 + 1, Length(ACode));
      p1 := pos('-', AsCode);
      p2 := pos('-', ACode);
    end
    else
    begin
      Val(s1, v1, e1);
      Val(s2, v2, e2);
      if (e1 = 0) and (e2 = 0) then
        Result := v1 - v2
      else Result := CompareText(s1, s2);
      Exit;
    end;
  end;
  if (p1 = 0) and (p2 = 0) then
  begin
    Val(AsCode, v1, e1);
    Val(ACode, v2, e2);
    if (e1 = 0) and (e2 = 0) then
      Result := v1 - v2
    else Result := CompareText(AsCode, ACode);
  end
  else if p1 <> 0 then
  begin
    s1 := copy(AsCode, 1, p1 - 1);
    Val(s1, v1, e1);
    Val(ACode, v2, e2);
    if (e1 = 0) and (e2 = 0) then
    begin
      Result := v1 - v2;
      if Result = 0 then
        Result := Length(AsCode) - Length(ACode);
    end
    else Result := CompareText(s1, ACode);
  end
  else
  begin
    s2 := copy(ACode, 1, p2 - 1);
    Val(AsCode, v1, e1);
    Val(s2, v2, e2);
    if (e1 = 0) and (e2 = 0) then
    begin
      Result := v1 - v2;
      if Result = 0 then
        Result := Length(AsCode) - Length(ACode);      
    end
    else Result := CompareText(AsCode, s2);
  end;
end;

procedure TDMStdBillsLib.CloseLib(aFileFlag: Integer);
begin
  if aFileFlag = 1 then
  begin
    acnBillsLib.Close;
    cdsBillsLib.Active := False;
  end
  else
  begin
    acnBillsQty.Close;
    cdsBillsQty.Active := False;
  end;
end;

function TDMStdBillsLib.FindRecord(aNode: TZjIDTreeNode; const aCode, aName: string): Boolean;
begin
  Result := False;
  if aNode = nil then Exit;

  if (aCode <> '') and (aName <> '') then
  begin
    if ((Pos(aCode, TStdBillNode(aNode).Code) = 1)
        or
        (Pos(aCode, TStdBillNode(aNode).BCode) = 1))
       and
       (Pos(aName, TStdBillNode(aNode).Name) <> 0)
    then
      Result := True;
  end
  else if (aCode <> '') and (aName = '') then
  begin
    if (Pos(aCode, TStdBillNode(aNode).Code) = 1)
       or
       (Pos(aCode, TStdBillNode(aNode).BCode) = 1)
    then
      Result := True;
  end
  else if (aCode = '') and (aName <> '') then
  begin
    if Pos(aName, TStdBillNode(aNode).Name) <> 0 then
      Result := True;
  end
  else
    Exit;

  if Result then
  begin
    aNode.LocateDBRecord;
    Exit;
  end;

  Result := FindRecord(aNode.NextNode, aCode, aName);
end;

procedure TDMStdBillsLib.LoadCustomStep(const aLibName: string);
begin
  cdsCustomStepView.DisableControls;
  try
    acCustomStep.Connected := False;
    acCustomStep.ConnectionString := Format(SAdoConnectStr, [ALibName, 'Admin', '']);
    acCustomStep.Connected := True;

    {refresh billsQty}
    cdsCustomStep.Close;
    cdsCustomStep.Open;
  finally
    cdsCustomStepView.EnableControls;
  end;
end;

procedure TDMStdBillsLib.cdsBQDrawingQtyAfterOpen(DataSet: TDataSet);
begin
  //cdsBQDrawingQty.IndexFieldNames := sBillsID;
  cdsBQDrawingQtyView.CloneCursor(cdsBQDrawingQty, True);
  cdsBQDrawingQtyView.MasterSource := dsBillsQty;
  cdsBQDrawingQtyView.MasterFields := SID;
  cdsBQDrawingQtyView.IndexFieldNames := sBillsID;
end;

procedure TDMStdBillsLib.AddQtyRelaDrawQ(ADestID, ASrcID: Integer);
var
  iMaxDQID, iSerinalNo: Integer;
begin
  iSerinalNo := 1;
  iMaxDQID := FBillsData.GetMaxDrawingQuangtiyID;
  cdsBQDrawingQty.Filter := Format('BillsID = %d', [ASrcID]);
  cdsBQDrawingQty.Filtered := True;
  while not cdsBQDrawingQty.Eof do
  begin
    FBillsData.cdsDrawingQuantity.Insert;
    FBillsData.cdsDrawingQuantityID.Value := iMaxDQID;
    FBillsData.cdsDrawingQuantitySerinalNo.Value := iSerinalNo;
    FBillsData.cdsDrawingQuantityBillsID.Value := ADestID;
    FBillsData.cdsDrawingQuantityName.Value := cdsBQDrawingQtyName.Value;
    FBillsData.cdsDrawingQuantityUnits.Value := cdsBQDrawingQtyUnits.Value;
    FBillsData.cdsDrawingQuantityDQuantity1.Value := cdsBQDrawingQtyDesignQuantity.Value;
    FBillsData.cdsDrawingQuantityMemoContext.Value := cdsBQDrawingQtyMemoStr.Value;
    FBillsData.cdsDrawingQuantity.Post;

    Inc(iMaxDQID);
    Inc(iSerinalNo);
    cdsBQDrawingQty.Next;
  end;
  cdsBQDrawingQty.Filtered := False;
end;

function TDMStdBillsLib.IsCodeStepItem(AB_Code: string;
  var AUnits: string): Boolean;
begin
  Result := False;
  cdsCustomStep.First;
  while not cdsCustomStep.Eof do
  begin
    if Pos(cdsCustomStepBillsCode.AsString, AB_Code) = 1 then
    begin
      AUnits := cdsCustomStepUnits.AsString;
      Result := True;
      Break;
    end;
    cdsCustomStep.Next;
  end;
end;

// Added by GiLi 2012-3-20 14:48:28
// 反向定位标准清单
procedure TDMStdBillsLib.LocateCurBillsToStdBills;
var
  AID, AStdID, AStdParentID, vNodeLevel, PrevLevel: Integer;
  ACode, ABillsCode: string;
  vNode, vTempNode: TScBillsItem;
  vStdNode, vTmpStdNode: TZjIDTreeNode;
  // 递归查找该项目节编号下的清单编号的节点（定位条件 项目节编号、清单编号）
  function FindNodeByBCode(ANode: TZjIDTreeNode): TZjIDTreeNode;
  var
    ACurStdBCode: string;
  begin
    Result := nil;
    if ANode = nil then
      Exit;
    ACurStdBCode := TStdBillNode(ANode).BCode;
    if SameText(Trim(ABillsCode), ACurStdBCode) then
    begin
      Result := ANode;
      Exit;
    end;
    if Result = nil then
      Result := FindNodeByBCode(ANode.FirstChild);
    if Result = nil then
      Result := FindNodeByBCode(ANode.NextSibling);
  end;

begin
  if not Assigned(FProjectMgr.ActiveProject) then Exit;
  if not cdsBillsLibView.Active then Exit;
  if not FBillsData.cdsOrgBills.Active then
  begin
    raise Exception.Create('标准清单未打开，无法定位!');
    Exit;
  end;
  FBillsData := FProjectMgr.ActiveProject.BillsData;
  ACode := FBillsData.cdsOrgBillsCode.AsString;
  ABillsCode := FBillsData.cdsOrgBillsB_Code.AsString;
  AID := FBillsData.cdsOrgBillsID.AsInteger;
  AStdParentID := FBillsData.cdsOrgBillsParentID.AsInteger;
  vNodeLevel := 0;
  PrevLevel := 0;
  // 如果清单编号不为空，那么直接查找编号，找不到给出提示
  if Trim(ACode) <> '' then
  begin
    if not cdsBillsLibView.Locate('Code', ACode, []) then
    begin
      if mrYes <> MessageQuest(0, '标准清单中不存在编号为' + ACode + '的项!' + #13#10 + '您是否要进行模糊定位? Y/N', '询问', MB_YESNO) then
        Exit;
      vNode := FBillsData.BillsTree.FindNode(AID);
      while (not cdsBillsLibView.Locate('Code', ACode, []))
        and (vNode <> nil)
      do
      begin
        vNode := TScBillsItem(vNode.Parent);
        ACode := vNode.Code;
      end;
      if vNode = nil then
      begin
        cdsBillsLibView.First;
      end;

    end;
    Exit;
  end;

  // 如果当前项的编号是空，那么找当前节点下的妈妈，取妈妈的Code
  if Trim(ACode) = '' then
  begin
    vNode := FBillsData.BillsTree.FindNode(AID);
    vTempNode := vNode;
    // 求同层下，排第几个
    while vTempNode <> nil do
    begin
      Inc(PrevLevel);
      vTempNode := TScBillsItem(vTempNode.PrevSibling);
    end;
    // 找妈妈，并记录层数
    while (vNode <> nil) and (Trim(ACode) = '') do
    begin
      ACode := vNode.Code;
      // 记录层数
      Inc(vNodeLevel);
      vNode :=  TScBillsItem(vNode.Parent);
    end;
  end;
  if Trim(ACode) = '' then
  begin
    MessageHint(0, '标准清单中不存在该项!', '提示',  0);
    Exit;
  end;
  // 先定位到有项目节编号的标准清单项的妈妈下
  if not cdsBillsLibView.Locate('Code', ACode, []) then
  begin
    MessageHint(0, '标准清单中不存在该项!', '提示',  0);
    Exit;
  end;
  AStdID := cdsBillsLibViewID.AsInteger;
  vStdNode := FStdBillsTree.FindNode(AStdID);
  vTmpStdNode := vStdNode;  // 递归之前记录位置
  if Assigned(vStdNode) then
    vStdNode := FindNodeByBCode(vStdNode.FirstChild);
  if Assigned(vStdNode) then
  begin
    vStdNode.LocateDBRecord;
    Exit;
  end
  else
  begin
    if mrYes <> MessageQuest(0, '标准清单中不存在该项!' + #13#10 + '您是否要进行模糊定位? Y/N', '询问', MB_YESNO) then
      Exit;
  end;

  vStdNode := vTmpStdNode;
  // 找到层
  while vNodeLevel > 1 do
  begin
    if not Assigned(vStdNode) then
    begin
      MessageHint(0, '标准清单中不存在该项的相似清单!', '提示',  0);
      Exit;
    end;
    vStdNode := vStdNode.FirstChild;
    Dec(vNodeLevel);
  end;
  // 确定层下的位置
  while PrevLevel > 1 do
  begin
    if not Assigned(vStdNode.NextSibling) then
    begin
      vStdNode.LocateDBRecord;
      //MessageHint(0, '标准清单中不存在该项!', '提示',  0);
      Exit;
    end;
    vStdNode := vStdNode.NextSibling;
    Dec(PrevLevel);
  end;
  if Assigned(vStdNode) then
    vStdNode.LocateDBRecord;
  //else
  //  MessageHint(0, '标准清单中不存在该项!', '提示',  0);
  {
  AID := FBillsData.cdsOrgBillsID.AsInteger;
  vNode := FStdBillsTree.FindNode(AID);
  if Assigned(vNode) then
  begin
    vNode.LocateDBRecord;
  end;
  }
end;

procedure TDMStdBillsLib.CloneActive(IsActive: Boolean);
begin
  if Assigned(FCdsStaticID) and Assigned(FCdsModifyBills) then
  begin
    FCdsStaticID.Active := IsActive;
    FCdsModifyBills.Active := IsActive;
  end;
end;

procedure TDMStdBillsLib.Save;
begin
  if acnBillsLib.Connected then
  begin
    cdsBillsLib.ApplyUpdates(0);
    cdsDrawingQuantity.ApplyUpdates(0);
  end;
  if acnBillsQty.Connected then
  begin
    cdsBillsQty.ApplyUpdates(0);
    cdsBQDrawingQty.ApplyUpdates(0);
  end;
end;

procedure TDMStdBillsLib.cdsBillsLibViewAfterPost(DataSet: TDataSet);
var
  Node: TStdBillNode;
begin
  if (cdsBillsLibViewCode.Tag = 1) or (cdsBillsLibViewB_Code.Tag = 1) or
     (cdsBillsLibViewName.Tag = 1) or (cdsBillsLibViewUnit.Tag = 1) then
  begin
    Node := TStdBillNode(FStdBillsTree.FindNode(cdsBillsLibViewID.AsInteger));
    Node.Code := cdsBillsLibViewCode.AsString;
    Node.BCode := cdsBillsLibViewB_Code.AsString;
    Node.Name := cdsBillsLibViewName.AsString;
    Node.Units := cdsBillsLibViewUnit.AsString;
    if cdsBillsLibViewStaticID.IsNull then
      Node.StaticID := -1
    else
      Node.StaticID := cdsBillsLibViewStaticID.AsInteger;
  end;
  cdsBillsLibViewCode.Tag := 0;
  cdsBillsLibViewB_Code.Tag := 0;
  cdsBillsLibViewName.Tag := 0;
  cdsBillsLibViewUnit.Tag := 0;
end;

procedure TDMStdBillsLib.cdsBillsLibViewCodeChange(Sender: TField);
begin
  Sender.Tag := 1;
end;

procedure TDMStdBillsLib.cdsBillsLibViewAfterInsert(DataSet: TDataSet);
var
  Node: TStdBillNode;
begin
  Node := TStdBillNode(FStdBillsTree.FindNode(cdsBillsQtyViewID.AsInteger));
  if cdsBillsLibViewStaticID.IsNull then
    Node.StaticID := -1
  else
    Node.StaticID := cdsBillsLibViewStaticID.AsInteger;
end;

procedure TDMStdBillsLib.cdsBillsQtyViewAfterPost(DataSet: TDataSet);
var
  Node: TStdBillNode;
begin
  if (cdsBillsQtyViewCode.Tag = 1) or (cdsBillsQtyViewB_Code.Tag = 1) or
     (cdsBillsQtyViewName.Tag = 1) or (cdsBillsQtyViewUnit.Tag = 1) then
  begin
    Node := TStdBillNode(FBillsQtyTree.FindNode(cdsBillsQtyViewID.AsInteger));
    Node.Code := cdsBillsQtyViewCode.AsString;
    Node.BCode := cdsBillsQtyViewB_Code.AsString;
    Node.Name := cdsBillsQtyViewName.AsString;
    Node.Units := cdsBillsQtyViewUnit.AsString;
    if cdsBillsQtyViewStaticID.IsNull then
      Node.StaticID := -1
    else
      Node.StaticID := cdsBillsQtyViewStaticID.AsInteger;
  end;
  cdsBillsQtyViewCode.Tag := 0;
  cdsBillsQtyViewB_Code.Tag := 0;
  cdsBillsQtyViewName.Tag := 0;
  cdsBillsQtyViewUnit.Tag := 0;
end;

procedure TDMStdBillsLib.cdsBillsQtyViewAfterInsert(DataSet: TDataSet);
var
  Node: TStdBillNode;
begin
  Node := TStdBillNode(FBillsQtyTree.FindNode(cdsBillsQtyViewID.AsInteger));
  if cdsBillsQtyViewStaticID.IsNull then
    Node.StaticID := -1
  else
    Node.StaticID := cdsBillsQtyViewStaticID.AsInteger;
end;

function TDMStdBillsLib.GetNewID(DataSet: TClientDataSet): Integer;
begin
  DataSet.Last;
  Result := DataSet.FieldByName('ID').AsInteger + 1;
end;

procedure TDMStdBillsLib.cdsDrawQViewNewRecord(DataSet: TDataSet);
begin
  cdsDrawQViewID.AsInteger := GetNewID(cdsDrawingQuantity);
end;

procedure TDMStdBillsLib.cdsBQDrawingQtyViewNewRecord(DataSet: TDataSet);
begin
  cdsBQDrawingQtyViewID.AsInteger := GetNewID(cdsBQDrawingQty);
end;

end.