unit MC_FWCX;

interface

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

type
  TFWCX = class(TForm)
    GroupBox1: TGroupBox;
    Table1: TTable;
    Table1BDEDesigner: TStringField;
    Label1: TLabel;
    DBEdit1: TDBEdit;
    DataSource1: TDataSource;
    GroupBox2: TGroupBox;
    DBGrid1: TDBGrid;
    BitBtn1: TBitBtn;
    BitBtn2: TBitBtn;
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure BitBtn2Click(Sender: TObject);
    procedure BitBtn1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  FWCX: TFWCX;

implementation

{$R *.DFM}

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

procedure TFWCX.BitBtn2Click(Sender: TObject);
begin
     if Table1.RecordCount<>0 then
     if MessageDLG('是否刪除['+Table1.FieldbyName('房屋朝向').AsString+']的信息?'
        ,mtCustom,[mbYes,mbNo],0)=mrYes then Table1.Delete;
end;

procedure TFWCX.BitBtn1Click(Sender: TObject);
begin
     if BitBtn1.Caption='添加[&I]' then
        begin
             Table1.Append;
             BitBtn1.Caption:='保存[&S]';
             DBEDit1.SetFocus;
             BitBtn2.Enabled:=False;
        end
     else
        begin
             if Length(Table1.FieldByName('房屋朝向').AsString)=0 then
                begin
                     ShowMessage('請輸入信息');
                     DBEdit1.Setfocus;
                end
             else
                begin
                     BitBtn1.Caption:='添加[&I]';
                     BitBtn2.Enabled:=True;
                     Table1.Post;
                end;
        end;
end;

end.