whzd.pas

2004090611144625767.rar 资源名称:通用工资管理

unit whzd;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
  StdCtrls, Buttons, ExtCtrls, Grids, DBGrids, Db;

type
  Twhzdb = class(TForm)
    Panel1: TPanel;
    Label1: TLabel;
    Edit1: TEdit;
    Panel2: TPanel;
    BitBtn1: TBitBtn;
    BitBtn2: TBitBtn;
    BitBtn3: TBitBtn;
    DBGrid1: TDBGrid;
    DataSource1: TDataSource;
    BitBtn4: TBitBtn;
    BitBtn5: TBitBtn;
    procedure FormCreate(Sender: TObject);
    procedure BitBtn1Click(Sender: TObject);
    procedure BitBtn4Click(Sender: TObject);
    procedure BitBtn5Click(Sender: TObject);
    procedure Edit1KeyDown(Sender: TObject; var Key: Word;
      Shift: TShiftState);
    procedure BitBtn2Click(Sender: TObject);
    procedure DBGrid1KeyDown(Sender: TObject; var Key: Word;
      Shift: TShiftState);
    procedure BitBtn3Click(Sender: TObject);
    procedure DBGrid1DrawColumnCell(Sender: TObject; const Rect: TRect;
      DataCol: Integer; Column: TColumn; State: TGridDrawState);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  whzdb: Twhzdb;

implementation

uses datamodule;

{$R *.DFM}

procedure Twhzdb.FormCreate(Sender: TObject);
begin
bitbtn5.enabled:=false;
end;

procedure Twhzdb.BitBtn1Click(Sender: TObject);
begin
bitbtn5.enabled:=true;
datamodule1.whzd.append;
edit1.setfocus;
edit1.text:='';
end;

procedure Twhzdb.BitBtn4Click(Sender: TObject);
begin
bitbtn5.enabled:=true;
datamodule1.whzd.edit;
edit1.text:=datamodule1.whzd.fieldbyname('a_whzd').asstring;
end;

procedure Twhzdb.BitBtn5Click(Sender: TObject);
begin
if bitbtn5.enabled=false then
showmessage('请先按新增或修改再输入内容!')
else
begin
with datamodule1.whzd do
begin
fieldbyname('a_whzd').asstring:=edit1.text;
post;
end;
edit1.text:='';
bitbtn5.enabled:=false;
end;
end;

procedure Twhzdb.Edit1KeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin

if inttostr(key)='107' then
 bitbtn1.click;
 if inttostr(key)='69' then
  bitbtn4.click;
   if inttostr(key)='109' then
   bitbtn2.click;
     if inttostr(key)='13' then
     bitbtn5.click;
     end;

procedure Twhzdb.BitBtn2Click(Sender: TObject);
begin
if application.messagebox('确定要删除此记录吗?','程序执行确认',mb_yesno+mb_defbutton2+mb_iconstop+mb_applmodal)=idyes then
datamodule1.whzd.Delete
else
showmessage('该记录未删除');
end;

procedure Twhzdb.DBGrid1KeyDown(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
if inttostr(key)='107' then
 bitbtn1.click;
 if inttostr(key)='69' then
  bitbtn4.click;
   if inttostr(key)='109' then
   bitbtn2.click;
    if inttostr(key)='13' then
    bitbtn5.click;
end;

procedure Twhzdb.BitBtn3Click(Sender: TObject);
begin
self.close;
end;

procedure Twhzdb.DBGrid1DrawColumnCell(Sender: TObject; const Rect: TRect;
  DataCol: Integer; Column: TColumn; State: TGridDrawState);
var
 lastcolor: TColor;
begin
 with (Sender as TDBGrid) do
 begin
   lastcolor := clred;

   case DataSource.DataSet.RecNo mod 2 of
     1: lastcolor := cllime;
     0: lastcolor := clwhite;
   end;

   if gdSelected in State then
     lastcolor := clred;      //选中行背景为绿色

   Canvas.Brush.Color := lastcolor;
   DefaultDrawDataCell(Rect, Column.Field, State);
 end;
end;

procedure Twhzdb.FormClose(Sender: TObject; var Action: TCloseAction);
begin
self.release;
end;

end.