Unit1.cpp
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上传日期:2014-10-02
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文件大小:1k
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  1. //---------------------------------------------------------------------------
  2. #include <vcl.h>
  3. #pragma hdrstop
  4. #include "Unit1.h"
  5. //---------------------------------------------------------------------------
  6. #pragma package(smart_init)
  7. #pragma resource "*.dfm"
  8. TForm1 *Form1;
  9. //---------------------------------------------------------------------------
  10. __fastcall TForm1::TForm1(TComponent* Owner)
  11.         : TForm(Owner)
  12. {
  13. }
  14. //---------------------------------------------------------------------------
  15. void __fastcall TForm1::Button1Click(TObject *Sender)
  16. {
  17.   AnsiString ass;
  18.   Byte nn;
  19.   ass=UpperCase(DriveComboBox1->Drive);
  20.   nn=ass.c_str()[0]-'A'+1;
  21.   if(DiskSize(nn)==-1)
  22.     ShowMessage("未装CD");
  23.   else
  24.     ShowMessage("已装CD");
  25. }
  26. //---------------------------------------------------------------------------