unit3.pas

一个简单的医疗查询系统

unit Unit3;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ImgList, Buttons, StdCtrls, Menus, ExtDlgs, Grids, DBGrids,
  DBCtrls, ExtCtrls, Mask, DB, ADODB;

type
  TForm3 = class(TForm)
    MainMenu1: TMainMenu;
    N1: TMenuItem;
    Panel1: TPanel;
    Label1: TLabel;
    Panel2: TPanel;
    DBGrid1: TDBGrid;
    Label2: TLabel;
    Label3: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    Label6: TLabel;
    DBEdit1: TDBEdit;
    DBEdit2: TDBEdit;
    DBEdit3: TDBEdit;
    DBEdit4: TDBEdit;
    DBEdit5: TDBEdit;
    DBLookupComboBox1: TDBLookupComboBox;
    ADOTable1: TADOTable;
    DataSource1: TDataSource;
    ADOConnection1: TADOConnection;
    ADOTable2: TADOTable;
    DataSource2: TDataSource;
    procedure N1Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure DBLookupComboBox1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form3: TForm3;

implementation

{$R *.dfm}

procedure TForm3.N1Click(Sender: TObject);
begin
  close;
end;

procedure TForm3.FormCreate(Sender: TObject);
begin
  dblookupcombobox1.KeyValue:=adotable1.fieldbyname('编号').AsString;
end;

procedure TForm3.DBLookupComboBox1Click(Sender: TObject);
begin
  adotable2.Filtered:=false;
  adotable2.Filter:='科室='+quotedstr(dblookupcombobox1.Text);
  adotable2.Filtered:=true;
end;

end.