unit16.~pas

本人用delphi开发的一个小型医院管理系统。

unit Unit16;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, Grids, DBGrids, StdCtrls, ComCtrls, DB, ADODB;

type
  TForm16 = class(TForm)
    PageControl1: TPageControl;
    TabSheet1: TTabSheet;
    TabSheet2: TTabSheet;
    Label1: TLabel;
    Edit1: TEdit;
    Label2: TLabel;
    Label3: TLabel;
    Edit2: TEdit;
    Edit3: TEdit;
    Label4: TLabel;
    Edit4: TEdit;
    Label5: TLabel;
    Edit5: TEdit;
    Label6: TLabel;
    Edit6: TEdit;
    Label7: TLabel;
    Edit7: TEdit;
    Button1: TButton;
    Button2: TButton;
    DBGrid1: TDBGrid;
    Label8: TLabel;
    Edit8: TEdit;
    Label9: TLabel;
    Edit9: TEdit;
    Button3: TButton;
    Button4: TButton;
    Button5: TButton;
    Button6: TButton;
    ADOConnection1: TADOConnection;
    ADOQuery1: TADOQuery;
    ADOQuery2: TADOQuery;
    DataSource1: TDataSource;
    DataSource2: TDataSource;
    DBGrid2: TDBGrid;
    procedure FormCreate(Sender: TObject);
    procedure Button1Click(Sender: TObject);
    procedure Button3Click(Sender: TObject);
    procedure Button4Click(Sender: TObject);
    procedure Button5Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
    procedure Button6Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form16: TForm16;
  Medno,Med,Byname,Price,Func,Dat,Valid:Char;
implementation

{$R *.dfm}

procedure TForm16.FormCreate(Sender: TObject);
begin
  adoquery1.Close;
  adoquery1.SQL.Clear;
  adoquery1.SQL.Add('select  *  from yaopin');
  adoquery1.Open;

end;

procedure TForm16.Button1Click(Sender: TObject);
begin
if (Edit1.Text<>'') and (Edit2.text<>'') and(Edit4.Text<>'')  then
 begin
  adoquery1.Open;
  adoquery1.SQL.Clear;
  adoquery1.SQL.Add('insert  into  yaopin(Medno,Med,Byname,Price,Func,Dat,Valid)  values(:Medno,:Med,:Byname,:Price,:Func,:Dat,:Valid)');
  adoquery1.Parameters.ParamByName('Medno').Value:=Edit1.Text;
  adoquery1.Parameters.ParamByName('Med').Value:=Edit2.Text;
  adoquery1.Parameters.ParamByName('Byname').Value:=Edit3.Text;
  adoquery1.Parameters.ParamByName('Price').Value:=strtoint(Edit4.Text);
  adoquery1.Parameters.ParamByName('Func').Value:=Edit5.Text;
  adoquery1.Parameters.ParamByName('Dat').Value:=Edit6.Text;
  adoquery1.Parameters.ParamByName('Valid').Value:=Edit7.Text;
  adoquery1.ExecSQL;

  adoquery1.Close;
  adoquery1.SQL.Clear;
  adoquery1.SQL.Add('select  *  from  yaopin');
  adoquery1.Open;

  edit1.Clear;edit2.Clear;edit3.clear;edit4.clear;edit5.clear;edit6.clear;edit7.clear;
  showmessage('数据已经添加成功！');
 end
else
  if (Edit1.Text='') then
   showmessage('请输入药品编号！')
else
  if (Edit2.Text='') then
   showmessage('请输入药品姓名！')
else
  if (Edit4.Text='') then
   showmessage('请输入药品价格！');
end;

procedure TForm16.Button3Click(Sender: TObject);
begin
if (Edit8.Text<>'') then
  begin
  adoquery2.Close;
  adoquery2.SQL.Clear;
  adoquery2.SQL.Add('select  *  from yaopin where Medno='''+edit8.Text+'''');
  adoquery2.Open;
  end
else
if(Edit9.Text<>'') then
  begin
  adoquery2.Close;
  adoquery2.SQL.Clear;
  adoquery2.SQL.Add('select  *  from  yaopin where Med='''+edit9.Text+'''');
  adoquery2.Open;
  end
else
   showmessage('请输入药品编号或姓名！');
end;

procedure TForm16.Button4Click(Sender: TObject);
begin
if (edit8.Text<>'') then
  begin
  adoquery2.Close;
  adoquery2.SQL.Clear;
  adoquery2.SQL.Add('delete   from  yaopin where Medno='''+edit8.Text+'''');
  adoquery2.ExecSQL;

  adoquery1.Close;
  adoquery1.SQL.Clear;
  adoquery1.SQL.Add('select  *  from  yaopin');
  adoquery1.Open;

  showmessage('数据已经删除成功！');
  end
else
if(Edit9.Text<>'') then
 begin
  adoquery2.Close;
  adoquery2.SQL.Clear;
  adoquery2.SQL.Add('delete   from  yaopin where Med='''+edit9.Text+'''');
  adoquery2.ExecSQL;

  adoquery1.Close;
  adoquery1.SQL.Clear;
  adoquery1.SQL.Add('select  *  from  yaopin');
  adoquery1.Open;

  showmessage('数据已经删除成功！');
 end
end;

procedure TForm16.Button5Click(Sender: TObject);
begin
  adoquery2.Post;

  adoquery1.Close;
  adoquery1.SQL.Clear;
  adoquery1.SQL.Add('select  *  from  yaopin');
  adoquery1.Open;

  showmessage('数据已经修改成功！');
end;

procedure TForm16.Button2Click(Sender: TObject);
begin
form16.Close;
end;

procedure TForm16.Button6Click(Sender: TObject);
begin
form16.Close;
end;

end.