mc_gj.~pas

这是用Delphi编写的小区物业管理系统

unit MC_GJ;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls, Buttons, Grids, DBGrids, Db, DBTables;

type
  TGJ = class(TForm)
    GroupBox1: TGroupBox;
    Edit1: TEdit;
    Table1: TTable;
    DataSource1: TDataSource;
    Table1BDEDesigner: TStringField;
    DBGrid1: TDBGrid;
    BitBtn1: TBitBtn;
    BitBtn2: TBitBtn;
    procedure BitBtn1Click(Sender: TObject);
    procedure BitBtn2Click(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  GJ: TGJ;

implementation

{$R *.DFM}

procedure TGJ.BitBtn1Click(Sender: TObject);
begin
     if Length(Edit1.Text)=0 then
        ShowMessage('请输入添加的国籍信息')
     else
        Table1.AppendRecord([Edit1.Text]);
end;

procedure TGJ.BitBtn2Click(Sender: TObject);
begin
     if Table1.RecordCount<>0 then Table1.Delete;
end;

procedure TGJ.FormClose(Sender: TObject; var Action: TCloseAction);
begin
     GJ.Release;
     GJ:=Nil;
end;

end.