unit U_LXDept;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, cxGraphics, cxCustomData, cxStyles, cxTL, cxMaskEdit, DB, ADODB,
  cxInplaceContainer, cxDBTL, cxControls, cxTLData, ComCtrls, ToolWin, StdCtrls,
  ExtCtrls, DBClient, cxFilter, cxData, cxDataStorage, cxEdit, cxDBData,
  cxGridLevel, cxGridCustomTableView, cxGridTableView, cxGridDBTableView,
  cxClasses, cxGridCustomView, cxGrid, cxTextEdit, cxLookAndFeels,
  cxLookAndFeelPainters, cxTLdxBarBuiltInMenu, cxNavigator, U_BaseList,
    dxDateRanges, cxContainer,
  dxScrollbarAnnotations, cxProgressBar, dxSkinsCore, dxSkinsDefaultPainters;

type
  TfrmLXDept = class(TfrmBaseList)
    ToolBar1: TToolBar;
    TBRafresh: TToolButton;
    TBAdd: TToolButton;
    TBDel: TToolButton;
    TBClose: TToolButton;
    cxDBTreeList1: TcxDBTreeList;
    cxDBTreeList1cxDBTreeListColumn2: TcxDBTreeListColumn;
    DataSource1: TDataSource;
    ADOQueryTree: TADOQuery;
    ToolButton1: TToolButton;
    ADOQueryTemp: TADOQuery;
    ADOQueryCmd: TADOQuery;
    Panel1: TPanel;
    Label1: TLabel;
    Label2: TLabel;
    Label3: TLabel;
    DPTopName: TEdit;
    DPName: TEdit;
    DPNo: TEdit;
    CDS_Tree: TClientDataSet;
    Label4: TLabel;
    ToolButton2: TToolButton;
    Label5: TLabel;
    DPOrder: TEdit;
    procedure FormDestroy(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure TBRafreshClick(Sender: TObject);
    procedure TBCloseClick(Sender: TObject);
    procedure TBAddClick(Sender: TObject);
    procedure cxDBTreeList1Click(Sender: TObject);
    procedure ToolButton1Click(Sender: TObject);
    procedure TBDelClick(Sender: TObject);
    procedure DPNameKeyPress(Sender: TObject; var Key: Char);
    procedure FormShow(Sender: TObject);
  private
    { Private declarations }
    PState: Integer;
    FCPID, FTopID: string;
    procedure InitTree();
  public
    { Public declarations }
  end;

var
  frmLXDept: TfrmLXDept;

implementation

uses
  U_DataLink, U_RTFun;

{$R *.dfm}

procedure TfrmLXDept.InitTree();
var
  i: Integer;
begin
  try
    ADOQueryTree.DisableControls;
    with ADOQueryTree do
    begin
      Close;
      SQL.Clear;
      SQL.Add('select * from LX_Dept order by DPlevel,DPOrder,DPName');
      Open;
    end;
    SCreateCDS(ADOQueryTree, CDS_Tree);
    SInitCDSData(ADOQueryTree, CDS_Tree);
    //cxDBTreeList1.Items[0].Expand(false);
    cxDBTreeList1.Items[0].Expand(True);
  finally
    ADOQueryTree.EnableControls;
  end;
  //cxDBTreeList1.Items[1].Expand(False);
end;

procedure TfrmLXDept.FormDestroy(Sender: TObject);
begin
  inherited;
  frmLXDept := nil;
end;

procedure TfrmLXDept.FormClose(Sender: TObject; var Action: TCloseAction);
begin
  inherited;
  Action := caFree;
end;

procedure TfrmLXDept.TBRafreshClick(Sender: TObject);
begin
  InitTree();
end;

procedure TfrmLXDept.TBCloseClick(Sender: TObject);
begin
  Close;
end;

procedure TfrmLXDept.TBAddClick(Sender: TObject);
begin
  PState := 11;
  DPTopName.Text := Trim(CDS_Tree.fieldbyname('DPName').AsString);
  //FTopID:=Trim(ADOQueryTree.fieldbyname('CPID').AsString);
  FCPID := '';
  DPName.Text := '';
  DPNo.Text := '';
  DPName.SetFocus;
end;

procedure TfrmLXDept.cxDBTreeList1Click(Sender: TObject);
begin
  PState := 22;
  with ADOQueryTemp do
  begin
    Close;
    sql.Clear;
    sql.Add('select * from LX_Dept where DPID=''' + Trim(CDS_Tree.fieldbyname('DPParent').AsString) + '''');
    Open;
  end;
  FCPID := Trim(CDS_Tree.fieldbyname('DPID').AsString);
  DPTopName.Text := Trim(ADOQueryTemp.fieldbyname('DPName').AsString);
  DPName.Text := Trim(CDS_Tree.fieldbyname('DPName').AsString);
  DPNo.Text := Trim(CDS_Tree.fieldbyname('DPNo').AsString);
  DPOrder.Text := Trim(CDS_Tree.fieldbyname('DPOrder').AsString);
end;

procedure TfrmLXDept.ToolButton1Click(Sender: TObject);
var
  maxId: string;
  FInt: Integer;
begin
  if Trim(DPName.Text) = '' then
  begin
    Application.MessageBox('本级名称不能为空！', '提示', 0);
    Exit;
  end;
  {if Trim(DPNo.Text)='' then
  begin
    Application.MessageBox('类别编码不能为空！','提示',0);
    Exit;
  end;}
  if Trim(DPOrder.Text) = '' then
  begin
    DPOrder.Text := '99';
  end;
  if TryStrToInt(Trim(DPOrder.Text), FInt) = False then
  begin
    Application.MessageBox('顺序号非法数字!', '提示', 0);
    Exit;
  end;
  try
    ADOQueryCmd.Connection.BeginTrans;
    if PState = 11 then
    begin
      if GetLSNo(ADOQueryCmd, maxId, 'DP', 'LX_Dept', 3, 1) = False then
      begin
        ADOQueryCmd.Connection.RollbackTrans;
        Application.MessageBox('区最大号失败！', '提示', 0);
        Exit;
      end;
    end
    else
    begin
      maxId := Trim(FCPID);
    end;
    with ADOQueryCmd do
    begin
      Close;
      SQL.Clear;
      sql.Add('select * from LX_Dept where DPID=''' + Trim(FCPID) + '''');
      Open;
    end;
    with ADOQueryCmd do
    begin
      if PState = 11 then
      begin
        Append;
        FieldByName('DPID').Value := Trim(maxId);
        FieldByName('DPName').Value := Trim(DPName.Text);
        FieldByName('DPNo').Value := Trim(DPNo.Text);
        FieldByName('DPParent').Value := Trim(CDS_Tree.fieldbyname('DPID').AsString);
        FieldByName('DPLevel').Value := CDS_Tree.fieldbyname('DPLevel').AsInteger + 1;
        FieldByName('DPOrder').Value := StrToInt(Trim(DPOrder.Text));
        Post;
      end
      else if PState = 22 then
      begin
        Edit;
        FieldByName('DPID').Value := Trim(maxId);
        FieldByName('DPName').Value := Trim(DPName.Text);
        FieldByName('DPNo').Value := Trim(DPNo.Text);
        FieldByName('DPOrder').Value := StrToInt(Trim(DPOrder.Text));
        //FieldByName('CPParent').Value:=Trim(ADOQueryTree.fieldbyname('CPID').AsString);
        //FieldByName('CPOrder').Value:=ADOQueryTree.fieldbyname('CPOrder').AsInteger+1;
        Post;
      end;
    end;
    ADOQueryCmd.Connection.CommitTrans;
    Application.MessageBox('保存成功!', '提示', 0);
  except
    ADOQueryCmd.Connection.RollbackTrans;
    Application.MessageBox('保存失败!', '提示', 0);
  end;
end;

procedure TfrmLXDept.TBDelClick(Sender: TObject);
begin
  if ADOQueryTree.FieldByName('DPLevel').AsInteger = 0 then
    Exit;
  with ADOQueryTemp do
  begin
    Close;
    sql.Clear;
    sql.Add('select * from LX_Dept where DPParent=''' + Trim(CDS_Tree.fieldbyname('DPID').AsString) + '''');
    Open;
    if not IsEmpty then
    begin
      Application.MessageBox('已经定义下级组织不能删除！', '提示', 0);
      Exit;
    end;
  end;
//  with ADOQueryTemp do
//  begin
//    Close;
//    sql.Clear;
//    sql.Add('select * from LX_List where DPID=''' + Trim(CDS_Tree.fieldbyname('DPID').AsString) + '''');
//    Open;
//    if not IsEmpty then
//    begin
//      Application.MessageBox('该组织已有人员不能删除！', '提示', 0);
//      Exit;
//    end;
//  end;
  if Application.MessageBox('确定要删除数据吗？', '提示', 32 + 4) <> IDYES then
    Exit;
  with ADOQueryCmd do
  begin
    Close;
    SQL.Clear;
    sql.Add('delete LX_Dept where DPID=''' + Trim(CDS_Tree.fieldbyname('DPID').AsString) + '''');
    sql.Add('delete LX_Dept where DPParent=''' + Trim(CDS_Tree.fieldbyname('DPID').AsString) + '''');
    ExecSQL;
  end;
  InitTree();
end;

procedure TfrmLXDept.DPNameKeyPress(Sender: TObject; var Key: Char);
begin
  if Key = #13 then
    DPNo.SetFocus;
end;

procedure TfrmLXDept.FormShow(Sender: TObject);
begin
  inherited;
  InitTree();
end;

end.