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 47 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)
{
}
//---------------------------------------------------------------------------

void __fastcall TForm1::BitBtn1Click(TObject *Sender)
{
   if(this->OpenPictureDialog1->Execute())
   {
      AnsiString StrFileName=this->OpenPictureDialog1->FileName;
      this->Image1->Picture->LoadFromFile(StrFileName);
   }
}
//---------------------------------------------------------------------------

void __fastcall TForm1::BitBtn3Click(TObject *Sender)
{
   this->Close();        
}
//---------------------------------------------------------------------------
#include"jpeg.hpp"
void __fastcall TForm1::BitBtn2Click(TObject *Sender)
{
  if(this->SavePictureDialog1->Execute())
  {
     TJPEGImage* Jpeg=new TJPEGImage();
     Jpeg->Assign(this->Image1->Picture->Bitmap);
     Jpeg->SaveToFile(this->SavePictureDialog1->FileName+".jpg");
     MessageBox(Handle,"图像保存为JPG格式文件操作成功！","信息提示",MB_OK);
     delete Jpeg;
  }
}
//---------------------------------------------------------------------------