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Add&Win Game

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...execute actions when the program is Idle?
Autor: Andreas Rumsch
Homepage: http://www.ardesign.ch
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Tip Rating (4):  
     


unit Unit1;

interface

uses
  
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls;

type
  
TForm1 = class(TForm)
    Button1: TButton;
    Edit1: TEdit;
    procedure Button1Click(Sender: TObject);
    procedure FormCreate(Sender: TObject);
  private
    
{ Private-Deklarationen }
  
public
    
{ Public-Deklarationen }
    
procedure MyIdleHandler(Sender: TObject; var done: Boolean);
  end;

var
  
Form1: TForm1;

implementation

{$R *.dfm}

{ TForm1 }

procedure TForm1.MyIdleHandler(Sender: TObject; var done: Boolean);
begin
  
// do something here
  // hier irgendwas tun
  
Self.Left  := Random(Screen.Width - Self.Width);
  Self.Top   := Random(Screen.Height - Self.Height);
  Edit1.Text := TimeToStr(now);
end;

procedure TForm1.Button1Click(Sender: TObject);
var 
  
dt, dtn: TDateTime;
begin
  
// simulate heavy calculatin with this button
  // umfangreiche Berechnungen simulieren
  
dt := Now;
  repeat
    
dtn := Now;
  until dtn > (dt + 10 / 3600 / 24);
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
  
// assign the Handler to OnIdle of the Application
  // den Handler dem OnIdle von Application zuweisen
  
Application.OnIdle := MyIdleHandler;
end;

end.


 

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