fdxz.pas

日昌餐饮管理系统是用Delphi7+SQL写的管理系统

unit fdxz;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, Buttons, ComCtrls, CheckLst, ExtCtrls;

type
  TfdForm = class(TForm)
    Label1: TLabel;
    Edit1: TEdit;
    Label2: TLabel;
    Edit2: TEdit;
    Label3: TLabel;
    Edit3: TEdit;
    UpDown1: TUpDown;
    BitBtn1: TBitBtn;
    Shape1: TShape;
    Label4: TLabel;
    Shape2: TShape;
    Label5: TLabel;
    CheckListBox1: TCheckListBox;
    Label6: TLabel;
    Edit4: TEdit;
    procedure Edit2Change(Sender: TObject);
    procedure CheckListBox1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  fdForm: TfdForm;

implementation

uses qtmain;

{$R *.dfm}

procedure TfdForm.Edit2Change(Sender: TObject);
begin
     if edit2.Text<>'0' then
     edit3.Text:=floattostr(round(strtofloat(edit1.Text)/strtoint(edit2.Text)*100)/100);
end;

procedure TfdForm.CheckListBox1Click(Sender: TObject);
var i,j,k:integer;
    xx:real;
    ss:string;
begin
     xx:=0;
     for i:=0 to checklistbox1.Items.Count -1 do
     if checklistbox1.Checked[i] then
       begin
         j:=pos('[',checklistbox1.Items[i]);
         k:=pos(']',checklistbox1.Items[i]);
         ss:=copy(checklistbox1.Items[i],J+1,K-J-1);
         xx:=xx+STRTOFLOAT(SS);
       end;
     edit4.Text:=floattostr(xx);
end;

end.