RichEdit

开发平台：

Delphi

Unit2.cpp：源码内容

							//---------------------------------------------------------------------------
#include <vclvcl.h>
#pragma hdrstop
#include "Unit2.h"
//---------------------------------------------------------------------------
#pragma resource "*.dfm"
TForm2 *Form2;
//---------------------------------------------------------------------------
__fastcall TForm2::TForm2(TComponent* Owner)
	: TForm(Owner)
{
}
//---------------------------------------------------------------------------
void __fastcall TForm2::Edit1Change(TObject *Sender)
{
  Button1->Enabled = Edit1->Text!="" && Edit2->Text!="";	
}
//--------------------------------------------------------------------------- 

						