mainform.cpp

来自「C++ BUILDER精彩编程实例集锦(源码)2 第三部分 文件操作 第四部」· C++ 代码 · 共 43 行

//---------------------------------------------------------------------------

#include <vcl.h>
#pragma hdrstop

#include "MainForm.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
        : TForm(Owner)
{
   this->Edit1->Text="";
   this->Edit2->Text="";
   this->RichEdit1->Text="";
}
//---------------------------------------------------------------------------

void __fastcall TForm1::BitBtn1Click(TObject *Sender)
{
   this->OpenDialog1->Options.Clear();
   this->OpenDialog1->Filter= "Text files (*.txt)|*.TXT|C++ files (*.cpp)|*.cpp";
   this->OpenDialog1->InitialDir="C:\\";
   if(this->OpenDialog1->Execute())
   {
      this->RichEdit1->Lines->LoadFromFile(this->OpenDialog1->FileName);
   }
}
//---------------------------------------------------------------------------
void __fastcall TForm1::BitBtn2Click(TObject *Sender)
{
   AnsiString StrOld=this->Edit2->Text;
   AnsiString StrNew=this->Edit1->Text;
   AnsiString Str=this->RichEdit1->Text;
   int iPos=Str.Pos(StrOld);
   Str.Delete(iPos,StrOld.Length());
   Str.Insert(StrNew,iPos);
   this->RichEdit1->Text=Str;
}
//---------------------------------------------------------------------------