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Unit1.cpp：源码内容

							//---------------------------------------------------------------------------
#include <vcl.h>
#pragma hdrstop
#include "Unit1.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
  Str="0123456789rABCDEFGr9876543210";
  StrL=Str.Length();
  Po=0;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Timer1Timer(TObject *Sender)
{
  unsigned char cc;
  cc=Str.c_str()[Po];
  PostMessage(Memo1->Handle,WM_KEYDOWN,cc,0);
  Po++;
  if(Po>=StrL)
    Timer1->Enabled=False;
}
//---------------------------------------------------------------------------
void __fastcall TForm1::Button1Click(TObject *Sender)
{
  Timer1->Enabled=True;
}
//---------------------------------------------------------------------------

						