📄 bookq.pas
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unit Bookq;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, ComCtrls, ExtCtrls, jpeg, StdCtrls, DB, ADODB, Grids, DBGrids,
Buttons;
type
TForm5 = class(TForm)
GroupBox1: TGroupBox;
Image1: TImage;
Panel1: TPanel;
PageControl1: TPageControl;
TabSheet1: TTabSheet;
TabSheet4: TTabSheet;
Panel2: TPanel;
DBGrid1: TDBGrid;
Label1: TLabel;
Edit1: TEdit;
Label2: TLabel;
Edit2: TEdit;
Label3: TLabel;
Edit3: TEdit;
Label4: TLabel;
Edit4: TEdit;
ADOQuery1: TADOQuery;
DataSource1: TDataSource;
Label5: TLabel;
Edit5: TEdit;
BitBtn1: TBitBtn;
GroupBox2: TGroupBox;
TabSheet2: TTabSheet;
GroupBox3: TGroupBox;
RadioButton1: TRadioButton;
RadioButton2: TRadioButton;
RadioButton3: TRadioButton;
RadioButton4: TRadioButton;
Edit6: TEdit;
Edit7: TEdit;
Edit8: TEdit;
Edit9: TEdit;
Button1: TButton;
Button2: TButton;
Panel3: TPanel;
Panel4: TPanel;
DBGrid2: TDBGrid;
Label6: TLabel;
Edit10: TEdit;
Label7: TLabel;
Edit11: TEdit;
Label8: TLabel;
Edit12: TEdit;
Label9: TLabel;
Edit13: TEdit;
Label10: TLabel;
Edit14: TEdit;
GroupBox4: TGroupBox;
GroupBox5: TGroupBox;
GroupBox6: TGroupBox;
DBGrid3: TDBGrid;
Label11: TLabel;
Edit15: TEdit;
Label12: TLabel;
Edit16: TEdit;
Label13: TLabel;
Edit17: TEdit;
Label14: TLabel;
Edit18: TEdit;
Label15: TLabel;
Edit19: TEdit;
Button3: TButton;
Button4: TButton;
Button5: TButton;
Button6: TButton;
Button7: TButton;
procedure FormClose(Sender: TObject; var Action: TCloseAction);
procedure DBGrid1CellClick(Column: TColumn);
procedure BitBtn1Click(Sender: TObject);
procedure Button1Click(Sender: TObject);
procedure DBGrid2CellClick(Column: TColumn);
procedure Button2Click(Sender: TObject);
procedure TabSheet1Show(Sender: TObject);
procedure TabSheet2Show(Sender: TObject);
procedure DBGrid3CellClick(Column: TColumn);
procedure Button3Click(Sender: TObject);
procedure Button4Click(Sender: TObject);
procedure Button5Click(Sender: TObject);
procedure Button6Click(Sender: TObject);
procedure Button7Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form5: TForm5;
implementation
Uses main;
{$R *.dfm}
procedure TForm5.FormClose(Sender: TObject; var Action: TCloseAction);
begin
Form2.Show;
end;
procedure TForm5.DBGrid1CellClick(Column: TColumn);
begin
Edit1.Text:=Adoquery1.fieldbyname('Booknum').AsString;
Edit2.Text:=Adoquery1.fieldbyname('Bookname').AsString;
Edit3.Text:=Adoquery1.fieldbyname('Author').AsString;
Edit4.Text:=Adoquery1.fieldbyname('Press').AsString;
Edit5.Text:=Adoquery1.fieldbyname('Price').AsString;
end;
procedure TForm5.BitBtn1Click(Sender: TObject);
begin
Form5.Close;
Form2.Show;
end;
procedure TForm5.Button1Click(Sender: TObject);
begin
Adoquery1.Edit;
if radiobutton1.Checked then
begin
adoquery1.Active:=true;
adoquery1.Edit;
adoquery1.Close;
adoquery1.SQL.Clear;
adoquery1.SQL.Text:='select * from Book where Booknum='''+Edit6.Text+'''';
adoquery1.Open;
if adoquery1.RecordCount=0 then
begin showmessage('没有符合条件的记录!!');
edit6.Text:='';
end
else
begin
showmessage('该记录已经找到了!!');
edit6.Text:='';
Edit10.Text:=Adoquery1.fieldbyname('Booknum').AsString;
Edit11.Text:=Adoquery1.fieldbyname('Bookname').AsString;
Edit12.Text:=Adoquery1.fieldbyname('Author').AsString;
Edit13.Text:=Adoquery1.fieldbyname('Press').AsString;
Edit14.Text:=Adoquery1.fieldbyname('Price').AsString;
end;
end;
if radiobutton2.Checked then
begin
adoquery1.Active:=true;
adoquery1.Edit;
adoquery1.Close;
adoquery1.SQL.Clear;
adoquery1.SQL.Text:='select * from Book where Bookname='''+edit7.Text+'''';
adoquery1.Open;
if adoquery1.RecordCount=0 then
begin
showmessage('没有符合条件的记录!!');
edit7.Text:='';
Edit10.Text:='';
Edit11.Text:='';
Edit12.Text:='';
Edit13.Text:='';
Edit14.Text:='';
end
else
begin
showmessage('该记录已经找到了');
edit7.Text:='';
Edit10.Text:=Adoquery1.fieldbyname('Booknum').AsString;
Edit11.Text:=Adoquery1.fieldbyname('Bookname').AsString;
Edit12.Text:=Adoquery1.fieldbyname('Author').AsString;
Edit13.Text:=Adoquery1.fieldbyname('Press').AsString;
Edit14.Text:=Adoquery1.fieldbyname('Price').AsString;
end;
end;
if radiobutton3.Checked then
begin
adoquery1.Active:=true;
adoquery1.Edit;
adoquery1.Close;
adoquery1.SQL.Clear;
adoquery1.SQL.Text:='select * from Book where Author='''+Edit8.Text+'''';
adoquery1.Open;
if adoquery1.RecordCount=0 then
begin
showmessage('没有符合条件的记录!!');
edit8.Text:='';
Edit10.Text:='';
Edit11.Text:='';
Edit12.Text:='';
Edit13.Text:='';
Edit14.Text:='';
end
else
begin
showmessage('该记录已经找到了');
edit8.Text:='';
Edit10.Text:=Adoquery1.fieldbyname('Booknum').AsString;
Edit11.Text:=Adoquery1.fieldbyname('Bookname').AsString;
Edit12.Text:=Adoquery1.fieldbyname('Author').AsString;
Edit13.Text:=Adoquery1.fieldbyname('Press').AsString;
Edit14.Text:=Adoquery1.fieldbyname('Price').AsString;
end;
end;
if radiobutton4.Checked then
begin
adoquery1.Active:=true;
adoquery1.Edit;
adoquery1.Close;
adoquery1.SQL.Clear;
adoquery1.SQL.Text:='select * from Book where Press like'''+edit9.Text+'''';
adoquery1.Open;
if adoquery1.RecordCount=0 then
begin
showmessage('没有符合条件的记录!!');
edit9.Text:='';
Edit10.Text:='';
Edit11.Text:='';
Edit12.Text:='';
Edit13.Text:='';
Edit14.Text:='';
end
else
begin
showmessage('该记录已经找到了');
edit9.Text:='';
Edit10.Text:=Adoquery1.fieldbyname('Booknum').AsString;
Edit11.Text:=Adoquery1.fieldbyname('Bookname').AsString;
Edit12.Text:=Adoquery1.fieldbyname('Author').AsString;
Edit13.Text:=Adoquery1.fieldbyname('Press').AsString;
Edit14.Text:=Adoquery1.fieldbyname('Price').AsString;
end;
end;
end;
procedure TForm5.DBGrid2CellClick(Column: TColumn);
begin
Edit10.Text:=Adoquery1.fieldbyname('Booknum').AsString;
Edit11.Text:=Adoquery1.fieldbyname('Bookname').AsString;
Edit12.Text:=Adoquery1.fieldbyname('Author').AsString;
Edit13.Text:=Adoquery1.fieldbyname('Press').AsString;
Edit14.Text:=Adoquery1.fieldbyname('Price').AsString;
end;
procedure TForm5.Button2Click(Sender: TObject);
begin
Form5.Close;
Form2.Show;
end;
procedure TForm5.TabSheet1Show(Sender: TObject);
begin
Adoquery1.Active:=True;
Adoquery1.SQL.Clear;
Adoquery1.SQL.Add('select Booknum,Bookname,Author,Press,Price from Book');
Adoquery1.Open;
end;
procedure TForm5.TabSheet2Show(Sender: TObject);
begin
Adoquery1.Active:=True;
Adoquery1.Open;
end;
procedure TForm5.DBGrid3CellClick(Column: TColumn);
begin
Edit15.Text:=Adoquery1.fieldbyname('Booknum').AsString;
Edit16.Text:=Adoquery1.fieldbyname('Bookname').AsString;
Edit17.Text:=Adoquery1.fieldbyname('Author').AsString;
Edit18.text:=Adoquery1.fieldbyname('Press').AsString;
Edit19.Text:=Adoquery1.fieldbyname('Price').AsString;
end;
procedure TForm5.Button3Click(Sender: TObject);
begin
form5.Close;
Form2.Show;
end;
procedure TForm5.Button4Click(Sender: TObject);
begin
Adoquery1.First;
Edit15.Text:=Adoquery1.fieldbyname('Booknum').AsString;
Edit16.Text:=Adoquery1.fieldbyname('Bookname').AsString;
Edit17.Text:=Adoquery1.fieldbyname('Author').AsString;
Edit18.Text:=Adoquery1.fieldbyname('Press').AsString;
Edit19.Text:=Adoquery1.fieldbyname('Price').AsString;
end;
procedure TForm5.Button5Click(Sender: TObject);
begin
Adoquery1.Next;
Edit15.Text:=Adoquery1.fieldbyname('Booknum').AsString;
Edit16.Text:=Adoquery1.fieldbyname('Bookname').AsString;
Edit17.Text:=Adoquery1.fieldbyname('Author').AsString;
Edit18.Text:=Adoquery1.fieldbyname('Press').AsString;
Edit19.Text:=Adoquery1.fieldbyname('Price').AsString;
end;
procedure TForm5.Button6Click(Sender: TObject);
begin
Adoquery1.Prior;
Edit15.Text:=Adoquery1.fieldbyname('Booknum').AsString;
Edit16.Text:=Adoquery1.fieldbyname('Bookname').AsString;
Edit17.Text:=Adoquery1.fieldbyname('Author').AsString;
Edit18.Text:=Adoquery1.fieldbyname('Press').AsString;
Edit19.Text:=Adoquery1.fieldbyname('Price').AsString;
end;
procedure TForm5.Button7Click(Sender: TObject);
begin
Adoquery1.Last;
Edit15.Text:=Adoquery1.fieldbyname('Booknum').AsString;
Edit16.Text:=Adoquery1.fieldbyname('Bookname').AsString;
Edit17.Text:=Adoquery1.fieldbyname('Author').AsString;
Edit18.Text:=Adoquery1.fieldbyname('Press').AsString;
Edit19.Text:=Adoquery1.fieldbyname('Price').AsString;
end;
end.
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