unit ExportExFrm;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ExtCtrls, StdCtrls, CheckLst, ImgList, dximctrl, ActnList,
  ComCtrls, ToolWin;

type
  TExportExForm = class(TForm)
    Panel1: TPanel;
    btnOK: TButton;
    btnCancel: TButton;
    Panel2: TPanel;
    Label1: TLabel;
    Splitter1: TSplitter;
    Panel3: TPanel;
    Label2: TLabel;
    clbProjectBills: TCheckListBox;
    lbBidLot: TListBox;
    imgsSmall: TImageList;
    ActionList: TActionList;
    actnUpMove: TAction;
    actnDownMove: TAction;
    ToolBar1: TToolBar;
    ToolButton3: TToolButton;
    ToolButton1: TToolButton;
    ToolButton2: TToolButton;
    labMergeOptions: TLabel;
    rbMergeOptions: TGroupBox;
    rdbtnCodeName: TRadioButton;
    rdbtnCode: TRadioButton;
    procedure FormCreate(Sender: TObject);
    procedure FormDestroy(Sender: TObject);
    procedure clbProjectBillsClick(Sender: TObject);
    procedure btnCancelClick(Sender: TObject);
    procedure actnUpMoveExecute(Sender: TObject);
    procedure actnDownMoveExecute(Sender: TObject);
    procedure actnUpMoveUpdate(Sender: TObject);
    procedure actnDownMoveUpdate(Sender: TObject);
  private
    { Private declarations }
    FStrings: TStrings;
    FExportEx: Boolean;
    function GetStringsIdx(aIdx: Integer): Integer;
    function IsMergeByCode: Boolean;
  public
    { Public declarations }
    procedure InitForMergeProject(const aBuildProject: string);
    procedure InitForSelectExcel;
  end;

{ Export Excel }
function ExportExForm(aBidLots, aProjectBills: TStrings): Boolean;
{ Gather Project }
function SelectProjectForm(aProjectList: TStrings; const aBuildProject: string; var MergeByCode: Boolean): Boolean;
{ TODO : 导入Excel }
function SelectExcelSheet(aCaptions: TStrings): Boolean;

implementation

{$R *.dfm}

function ExportExForm(aBidLots, aProjectBills: TStrings): Boolean;
var
  I, J: Integer;
  sFullName: string;
  ExportExForm: TExportExForm;
begin
  ExportExForm := TExportExForm.Create(nil);
  try
    for I := 0 to aBidLots.Count - 1 do
    begin
      sFullName := string(aBidLots.Objects[I]);
      ExportExForm.lbBidLot.Items.AddObject(aBidLots[I], Pointer(sFullName){aBidLots.Objects[I]});
      Integer(sFullName) := 0;
    end;

    for I := 0 to aProjectBills.Count - 1 do
    begin
      sFullName := string(aProjectBills.Objects[I]);
      ExportExForm.clbProjectBills.Items.AddObject(aProjectBills[I], Pointer(sFullName){aProjectBills.Objects[I]});
      Integer(sFullName) := 0;
    end;

    ExportExForm.FExportEx := True;
    ExportExForm.lbBidLot.ItemIndex := 0;
    if ExportExForm.ShowModal = mrOk then
    begin
      for I := 0 to aBidLots.Count - 1 do
      begin
        aBidLots[I] := '1';
      end;

      J := 1;
      for I := 0 to ExportExForm.FStrings.Count - 1 do
      begin
        if ExportExForm.FStrings[I] <> '' then
        begin
          aBidLots.InsertObject(J, '2', Pointer(ExportExForm.FStrings[I]));
          Inc(J, 2);
        end
        else
          Inc(J, 3);
      end;
      Result := True;
    end
    else Result := False;
  finally
    ExportExForm.Free;
  end;
end;

function SelectProjectForm(aProjectList: TStrings; const aBuildProject: string;
  var MergeByCode: Boolean): Boolean;
var
  I: Integer;
  sProject: string;
  ProjectsForm: TExportExForm;
begin
  Result := False;
  ProjectsForm := TExportExForm.Create(nil);
  try
    ProjectsForm.InitForMergeProject(aBuildProject);

    for I := 0 to aProjectList.Count - 1 do
    begin
      sProject := string(aProjectList.Objects[I]);
      ProjectsForm.clbProjectBills.Items.AddObject(aProjectList[I], Pointer(sProject));
      Integer(sProject) := 0;
    end;

    if ProjectsForm.ShowModal = mrOK then
    begin
      aProjectList.Clear;
      MergeByCode := ProjectsForm.IsMergeByCode;
      for I := 0 to ProjectsForm.clbProjectBills.Count - 1 do
      begin
        if ProjectsForm.clbProjectBills.Checked[I] then
        begin
          sProject := string(ProjectsForm.clbProjectBills.Items.Objects[I]);
          aProjectList.Add(sProject);
          Integer(sProject) := 0;
        end;
      end;
      Result := True;
    end;
  finally
    ProjectsForm.Free;
  end;
end;

function SelectExcelSheet(aCaptions: TStrings): Boolean;
var
  I: Integer;
  sProject: string;
  ProjectsForm: TExportExForm;
begin
  Result := False;
  ProjectsForm := TExportExForm.Create(nil);
  try
    ProjectsForm.InitForSelectExcel;

    for I := 0 to aCaptions.Count - 1 do
      ProjectsForm.clbProjectBills.Items.AddObject(aCaptions[I], aCaptions.Objects[I]);

    if ProjectsForm.ShowModal = mrOK then
    begin
      aCaptions.Clear;
      for I := 0 to ProjectsForm.clbProjectBills.Count - 1 do
      begin
        if ProjectsForm.clbProjectBills.Checked[I] then
          aCaptions.AddObject(ProjectsForm.clbProjectBills.Items[I], ProjectsForm.clbProjectBills.Items.Objects[I]);
      end;
      Result := True;
    end;
  finally
    ProjectsForm.Free;
  end;
end;

procedure TExportExForm.FormCreate(Sender: TObject);
begin
  FStrings := TStringList.Create;
end;

procedure TExportExForm.FormDestroy(Sender: TObject);
begin
  FStrings.Free;
end;

function TExportExForm.GetStringsIdx(aIdx: Integer): Integer;
var
  I, iBidIdx: Integer;
begin
  Result := -1;
  for I := 0 to FStrings.Count - 1 do
  begin
    iBidIdx := Integer(FStrings.Objects[I]);
    if iBidIdx = aIdx then
    begin
      Result := I;
      Break;
    end;
  end;
end;

procedure TExportExForm.clbProjectBillsClick(Sender: TObject);
var
  I, iIdx: Integer;
begin
  if not FExportEx then Exit;
  iIdx := GetStringsIdx(lbBidLot.ItemIndex);
  if clbProjectBills.Checked[clbProjectBills.ItemIndex] then
  begin
    if iIdx = -1 then
    begin
      FStrings.AddObject(string(clbProjectBills.Items.Objects[clbProjectBills.ItemIndex]),
                         Pointer(lbBidLot.ItemIndex));
    end
    else
    begin
      FStrings[iIdx] := string(clbProjectBills.Items.Objects[clbProjectBills.ItemIndex]);
    end;

    for I := 0 to clbProjectBills.Count - 1 do
    begin
      if I <> clbProjectBills.ItemIndex then
        clbProjectBills.Checked[I] := False;
    end;
  end
  else
  begin
    if iIdx <> -1 then
      FStrings[iIdx] := '';
  end;
end;

procedure TExportExForm.btnCancelClick(Sender: TObject);
begin
  Close;
end;

procedure TExportExForm.InitForMergeProject(const aBuildProject: string);
begin
  Caption := '建设项目 - [' + aBuildProject + ']';
  Width := 450;
  Height := 380;
  Panel2.Visible := False;
  Label2.Caption := '标段分项清单:';
  FExportEx := False;
  rbMergeOptions.Visible := True;
  labMergeOptions.Visible := True;
end;

procedure TExportExForm.InitForSelectExcel;
begin
  Caption := '导入Excel文件';
  Width := 450;
  Height := 380;
  Panel2.Visible := False;
  Label2.Caption := '选择工作表:';
  FExportEx := False;
end;

procedure TExportExForm.actnUpMoveExecute(Sender: TObject);
var
  iIndex: Integer;
begin
  iIndex := clbProjectBills.ItemIndex;
  clbProjectBills.Items.Exchange(iIndex, iIndex - 1);
end;

procedure TExportExForm.actnDownMoveExecute(Sender: TObject);
var
  iIndex: Integer;
begin
  iIndex := clbProjectBills.ItemIndex;
  clbProjectBills.Items.Exchange(iIndex, iIndex + 1);
end;

procedure TExportExForm.actnUpMoveUpdate(Sender: TObject);
begin
  actnUpMove.Enabled := clbProjectBills.ItemIndex > 0;
end;

procedure TExportExForm.actnDownMoveUpdate(Sender: TObject);
begin
  actnDownMove.Enabled := (clbProjectBills.Items.Count > 1) and
    (clbProjectBills.ItemIndex < clbProjectBills.Items.Count - 1);
end;

function TExportExForm.IsMergeByCode: Boolean;
begin
  if rdbtnCodeName.Checked then
    Result := False
  else
    Result := True;
end;

end.