nj.pas

来自「某计算机学院的毕业设计及论文」· PAS 代码 · 共 84 行

unit NJ;

interface

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

type
  TfrXi = class(TForm)
    GroupBox1: TGroupBox;
    Label2: TLabel;
    DBGrid1: TDBGrid;
    DBEdit2: TDBEdit;
    DBNavigator1: TDBNavigator;
    Xi: TADOTable;
    DataSource1: TDataSource;
    DBEdit1: TDBEdit;
    Label1: TLabel;
    Label4: TLabel;
    XiID: TWideStringField;
    XiName: TWideStringField;
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
    procedure DBGrid1Enter(Sender: TObject);
    procedure DBEdit1Enter(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frXi: TfrXi;

implementation

{$R *.dfm}

procedure TfrXi.Button1Click(Sender: TObject);
begin
  Close;
end;

procedure TfrXi.DBGrid1Enter(Sender: TObject);
begin
  DBNavigator1.DataSource:=(Sender as TDBGrid).DataSource;
end;

procedure TfrXi.DBEdit1Enter(Sender: TObject);
begin
  DBNavigator1.DataSource:=(Sender as TDBEdit).DataSource;
end;

procedure TfrXi.FormShow(Sender: TObject);
begin
  Xi.Open;
end;

procedure TfrXi.FormClose(Sender: TObject; var Action: TCloseAction);
var
  i:integer;
begin
  uXiCount:=xi.RecordCount;
  if uXiCount>0 then
  begin
    SetLength(uXi,uXiCount);
    xi.First;
    i:=0;
    while not xi.Eof do
    begin
      uXi[i].ID := Xi.FieldByName('ID').AsString;
      uXi[i].Name := Xi.FieldByName('Name').AsString;
      inc(i);
      xi.Next;
    end;
  end;
  Xi.Close;
end;

end.