yhgl.pas

这个软件主要是管理毕业生的各种信息,包含你的成绩,毕业学校,查询、修改毕业生的信息等。

unit yhgl;

interface

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

type
  Tyhglf = class(TForm)
    Panel1: TPanel;
    DBGrid1: TDBGrid;
    DBNavPlus1: TDBNavPlus;
    BitBtn4: TBitBtn;
    yhm: TADOQuery;
    yhmy: TDataSource;
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure FormDestroy(Sender: TObject);
    procedure DBGrid1CellClick(Column: TColumn);
    procedure DBGrid1KeyPress(Sender: TObject; var Key: Char);
    procedure BitBtn4Click(Sender: TObject);
    procedure FormShow(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  yhglf: Tyhglf;

implementation

{$R *.dfm}
uses data;

procedure Tyhglf.FormClose(Sender: TObject; var Action: TCloseAction);
begin
  action:=cafree;
end;

procedure Tyhglf.FormDestroy(Sender: TObject);
begin
  yhglf:=nil;
end;

procedure Tyhglf.DBGrid1CellClick(Column: TColumn);
begin
  with tdbgrid(activecontrol) do
       EditorMode:=True;
end;

procedure Tyhglf.DBGrid1KeyPress(Sender: TObject; var Key: Char);
begin
  if key=chr(vk_return) then
     postmessage(Tdbgrid(Sender).handle,wm_keydown,vk_tab,0);
end;

procedure Tyhglf.BitBtn4Click(Sender: TObject);
begin
  close;
end;

procedure Tyhglf.FormShow(Sender: TObject);
begin
  yhm.active:=true;
end;

end.