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| unit Unit1;
interface
uses Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls, Unit3;
type ...
private public end;
var Form1: TForm1; Rechner: TRechner;
implementation
{$R *.DFM}
procedure TForm1.FormCreate (Sender: Tobject); begin Rechner:=TRechner.create; end;
procedure TForm1.Button1Click(Sender: TObject); begin edit1.text := edit1.text + '1'; end;
procedure TForm1.Button2Click(Sender: TObject); begin edit1.text := edit1.text + '2'; end;
procedure TForm1.Button3Click(Sender: TObject); begin edit1.text := edit1.text + '3'; end;
procedure TForm1.Button4Click(Sender: TObject); begin edit1.text := edit1.text + '4'; end;
procedure TForm1.Button5Click(Sender: TObject); begin edit1.text := edit1.text + '5'; end;
procedure TForm1.Button6Click(Sender: TObject); begin edit1.text := edit1.text + '6'; end;
procedure TForm1.Button7Click(Sender: TObject); begin edit1.text := edit1.text + '7'; end;
procedure TForm1.Button8Click(Sender: TObject); begin edit1.text := edit1.text + '8'; end;
procedure TForm1.Button9Click(Sender: TObject); begin edit1.text := edit1.text + '9'; end;
procedure TForm1.Button10Click(Sender: TObject); begin edit1.text := edit1.text + '0'; end;
procedure TForm1.Button12Click(Sender: TObject); begin Rechner.SetRechenzahl1(strtoint(edit1.text)); Rechner.SetRechenzahl2('+'); end;
procedure TForm1.Button14Click(Sender: TObject); begin Rechner.SetRechenzahl1(strtoint(edit1.text)); Rechner.SetRechenzahl2('-'); end;
procedure TForm1.Button11Click(Sender: TObject); begin Rechner.SetRechenzahl1(strtoint(edit1.text)); Rechner.SetRechenzahl2('*'); end;
procedure TForm1.Button13Click(Sender: TObject); begin Rechner.SetRechenzahl1(strtoint(edit1.text)); Rechner.SetRechenzahl2('/'); end;
procedure TForm1.Button17Click(Sender: TObject); begin Rechner.SetRechenzahl2(strtoint(edit1.text)); Rechner.Rechne; edit1.text:= inttostr(Rechner.ergebnis); end;
procedure TForm1.Button16Click(Sender: TObject); begin edit1.clear; end;
procedure TForm1.Button15Click(Sender: TObject); begin Rechner.del; end;
procedure TForm1.Button18Click(Sender: TObject); begin close; end;
end. |