📄 udingdan.pas
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unit Udingdan;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, ADODB, DB, StdCtrls, ComCtrls, Buttons, Grids, DBGrids, ExtCtrls;
type
Tdingdan = class(TForm)
Label1: TLabel;
Label2: TLabel;
Label3: TLabel;
Label4: TLabel;
Label5: TLabel;
Panel1: TPanel;
DBGrid1: TDBGrid;
BitBtn1: TBitBtn;
BitBtn2: TBitBtn;
BitBtn3: TBitBtn;
BitBtn4: TBitBtn;
BitBtn5: TBitBtn;
BitBtn6: TBitBtn;
BitBtn7: TBitBtn;
BitBtn8: TBitBtn;
Edit2: TEdit;
DateTimePicker1: TDateTimePicker;
Edit3: TEdit;
ComboBox1: TComboBox;
ComboBox2: TComboBox;
DataSource1: TDataSource;
ADOTable1: TADOTable;
ADOTable2: TADOTable;
DataSource2: TDataSource;
ADOTable3: TADOTable;
ADOQuery1: TADOQuery;
ADOTable4: TADOTable;
procedure BitBtn1Click(Sender: TObject);
procedure BitBtn2Click(Sender: TObject);
procedure BitBtn3Click(Sender: TObject);
procedure BitBtn4Click(Sender: TObject);
procedure FormShow(Sender: TObject);
procedure Edit3KeyPress(Sender: TObject; var Key: Char);
procedure Edit2KeyPress(Sender: TObject; var Key: Char);
private
{ Private declarations }
public
{ Public declarations }
end;
var
dingdan: Tdingdan;
implementation
uses Ulogin;
{$R *.dfm}
procedure Tdingdan.BitBtn1Click(Sender: TObject);
begin
ADOTable1.First;
end;
procedure Tdingdan.BitBtn2Click(Sender: TObject);
begin
ADOTable1.Prior;
end;
procedure Tdingdan.BitBtn3Click(Sender: TObject);
begin
ADOTable1.Next;
end;
procedure Tdingdan.BitBtn4Click(Sender: TObject);
begin
ADOTable1.Last;
end;
procedure Tdingdan.FormShow(Sender: TObject);
begin
ComboBox1.Items.Clear;
while not ADOTable3.Eof do
begin
ComboBox1.Items.Add(ADOTable3.fieldbyname('store').AsString);
ADOTable3.Next;
end;
ComboBox2.Items.Clear;
while not ADOTable4.Eof do
begin
ComboBox2.Items.Add(ADOTable4.fieldbyname('commodity').AsString);
ADOTable4.Next;
end;
end;
procedure Tdingdan.Edit3KeyPress(Sender: TObject; var Key: Char);
begin
if not(key in [chr(48)..chr(57)]) then
begin
key:=#0;
end;
end;
procedure Tdingdan.Edit2KeyPress(Sender: TObject; var Key: Char);
begin
if not(key in [chr(48)..chr(57)]) then
begin
key:=#0;
end;
end;
end.
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