transaction_unit.pas

客户关系管理系统 DELPHI7下的

unit Transaction_Unit;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, Mask, DBCtrls, Buttons, Grids, DBGrids, ExtCtrls;

type
  TfrmTransaction = class(TForm)
    Label1: TLabel;
    Label2: TLabel;
    DBEdit2: TDBEdit;
    Label3: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    DBEdit5: TDBEdit;
    Label6: TLabel;
    Label7: TLabel;
    Label8: TLabel;
    DBEdit8: TDBEdit;
    DBText1: TDBText;
    DBLookupComboBox1: TDBLookupComboBox;
    DBMemo1: TDBMemo;
    DBMemo2: TDBMemo;
    btnAdd: TBitBtn;
    btnDel: TBitBtn;
    btnSave: TBitBtn;
    btnFind: TBitBtn;
    btnRefresh: TBitBtn;
    DBGrid1: TDBGrid;
    btnCancel: TBitBtn;
    SpeedButton3: TSpeedButton;
    btnClosed: TBitBtn;
    Panel1: TPanel;
    GroupBox1: TGroupBox;
    DBLookupComboBox2: TDBLookupComboBox;
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure btnFindClick(Sender: TObject);
    procedure btnAddClick(Sender: TObject);
    procedure btnDelClick(Sender: TObject);
    procedure btnRefreshClick(Sender: TObject);
    procedure btnSaveClick(Sender: TObject);
    procedure btnCancelClick(Sender: TObject);
    procedure SpeedButton3Click(Sender: TObject);
    procedure btnClosedClick(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frmTransaction: TfrmTransaction;

implementation

uses DM_Unit, DataChoice_Unit;

{$R *.dfm}

procedure TfrmTransaction.FormClose(Sender: TObject;
  var Action: TCloseAction);
begin
  Action := caFree;
  frmTransaction := nil;
end;

procedure TfrmTransaction.btnFindClick(Sender: TObject);
var
  TransactionBool: Boolean;
  TransactionID: string;
begin
  TransactionID := DBText1.Caption;
  TransactionBool := InputQuery('查询','输入要查询的编号',TransactionID);
  if TransactionBool then
  begin
    with DM.cdsTransactionLog do
    begin
      Filtered := False;
      Filter := ' ID=' + QUotedStr(TransactionID);
      Filtered := True;
    end;
  end;
end;

procedure TfrmTransaction.btnAddClick(Sender: TObject);
begin
  DM.DataSetInsert(DM.cdsTransactionLog);
  DM.cdsTransactionLog.FieldByName('ID').AsString := DM.GenerateNumber('TransactionLog','ID');
end;

procedure TfrmTransaction.btnDelClick(Sender: TObject);
begin
  DM.DataSetDelete(DM.cdsTransactionLog);
end;

procedure TfrmTransaction.btnRefreshClick(Sender: TObject);
begin
  with DM.cdsTransactionLog do
  begin
    Filtered := False;
    Filter := '';
    Filtered := True;
  end;
end;

procedure TfrmTransaction.btnSaveClick(Sender: TObject);
begin
  DM.DataSetSave(DM.cdsTransactionLog);
end;

procedure TfrmTransaction.btnCancelClick(Sender: TObject);
begin
  DM.DataSetCancel(DM.cdsTransactionLog);
end;

procedure TfrmTransaction.SpeedButton3Click(Sender: TObject);
begin
  Flag := 6;
  frmDataChoice := TfrmDataChoice.Create(Self);
  try
    frmDataChoice.ShowModal;
  finally
    frmDataChoice.Free;
  end;
end;

procedure TfrmTransaction.btnClosedClick(Sender: TObject);
begin
  Close;
end;

end.