📄 inquire.pas
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unit inquire;
interface
uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
Grids, DBGrids, Db, DBTables, StdCtrls, Buttons, ExtCtrls, DBCtrls, Mask;
type
Tinquireform = class(TForm)
Label1: TLabel;
Label2: TLabel;
Edit1: TEdit;
Edit2: TEdit;
Label5: TLabel;
DataSource1: TDataSource;
Table1: TTable;
DBGrid1: TDBGrid;
Label3: TLabel;
Label4: TLabel;
Edit3: TEdit;
Edit4: TEdit;
SpeedButton1: TSpeedButton;
SpeedButton2: TSpeedButton;
procedure BitBtn2Click(Sender: TObject);
procedure BitBtn1Click(Sender: TObject);
procedure SpeedButton2Click(Sender: TObject);
procedure SpeedButton1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;
var
inquireform: Tinquireform;
implementation
uses main;
{$R *.DFM}
procedure Tinquireform.BitBtn2Click(Sender: TObject);
begin
close;
mainform.show;
end;
procedure Tinquireform.BitBtn1Click(Sender: TObject);
begin
with table1 do
begin
label5.Caption:='';
indexfieldnames:='试题编号';
setkey;
fieldbyname('试题编号').asstring:=edit1.Text;
if gotokey then
begin
label5.Caption:='查找成功';
edit2.text:=fieldbyname('所属章节').asstring;
edit3.text:=fieldbyname('试题类型').asstring;
edit4.text:=fieldbyname('试题难度').asstring;
end
else
label5.Caption:='查找失败';
end;
end;
procedure Tinquireform.SpeedButton2Click(Sender: TObject);
begin
close;
end;
procedure Tinquireform.SpeedButton1Click(Sender: TObject);
begin
with table1 do
begin
label5.Caption:='';
indexfieldnames:='试题编号';
setkey;
fieldbyname('试题编号').asstring:=edit1.Text;
if gotokey then
begin
label5.Caption:='查找成功';
edit2.text:=fieldbyname('所属章节').asstring;
edit3.text:=fieldbyname('试题类型').asstring;
edit4.text:=fieldbyname('试题难度').asstring;
end
else
label5.Caption:='查找失败';
end;
end;
end.
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