mainform.h

sample compress example, the function must modify... holp that can help you!

//---------------------------------------------------------------------------
#ifndef MainFormH
#define MainFormH
//---------------------------------------------------------------------------
#include <Classes.hpp>
#include <Controls.hpp>
#include <StdCtrls.hpp>
#include <Forms.hpp>
#include <ComCtrls.hpp>
#include <Menus.hpp>
#include <ToolWin.hpp>
#include <Buttons.hpp>
#include <Dialogs.hpp>

#define COMPRESS_NUM (3)
#define TYPE_ZIP     (0)
#define TYPE_ARJ     (1)
#define TYPE_RAR     (2)
#define BACKSPACE    (8)

//---------------------------------------------------------------------------
class TMain : public TForm
{
__published:	// IDE-managed Components
    TCoolBar *CoolBar;
    TMainMenu *MainMenu;
    TMenuItem *mFile;
    TMenuItem *mfOpen;
    TMenuItem *N1;
    TMenuItem *mfUnpack;
    TMenuItem *N2;
    TMenuItem *mfExit;
    TMenuItem *mHelp;
    TMenuItem *mhAbout;
    TToolBar *ToolBar;
    TImageList *ImageList;
    TToolButton *tbOpen;
    TToolButton *tbS1;
    TToolButton *tbUnpack;
    TEdit *PathEdit;
    TLabel *PathLabel;
    TBitBtn *OkBitBtn;
    TBitBtn *BrowseBitBtn;
    TBitBtn *CancelBitBtn;
    TOpenDialog *OpenDialog;
    TLabel *UnpackLagel;
    TEdit *UnPackEdit;
    void __fastcall mfOpenClick(TObject *Sender);
    void __fastcall mfExitClick(TObject *Sender);
    void __fastcall mhAboutClick(TObject *Sender);
    void __fastcall tbOpenClick(TObject *Sender);
    void __fastcall BrowseBitBtnClick(TObject *Sender);
    void __fastcall CancelBitBtnClick(TObject *Sender);
    void __fastcall mfUnpackClick(TObject *Sender);
    void __fastcall PathEditKeyPress(TObject *Sender, char &Key);
    
    void __fastcall tbUnpackClick(TObject *Sender);
    void __fastcall OkBitBtnClick(TObject *Sender);
    void __fastcall PathEditChange(TObject *Sender);
private:	// User declarations
 AnsiString BaseCaption;
 char *FileType[COMPRESS_NUM];
 bool IsPressExt;
public:		// User declarations
    __fastcall TMain(TComponent* Owner);
    void __fastcall ExtractExec(AnsiString Command);
};
//---------------------------------------------------------------------------
extern PACKAGE TMain *Main;
//---------------------------------------------------------------------------
#endif