/* Copyright (C) 1999, Ghostgum Software Pty Ltd.  All rights reserved.
  
  This file is part of Aladdin Ghostscript.
  
  This program is distributed with NO WARRANTY OF ANY KIND.  No author
  or distributor accepts any responsibility for the consequences of using it,
  or for whether it serves any particular purpose or works at all, unless he
  or she says so in writing.  Refer to the Aladdin Ghostscript Free Public 
  License (the "License") for full details.
  
  Every copy of Aladdin Ghostscript must include a copy of the License, 
  normally in a plain ASCII text file named PUBLIC.  The License grants you 
  the right to copy, modify and redistribute Aladdin Ghostscript, but only 
  under certain conditions described in the License.  Among other things, the 
  License requires that the copyright notice and this notice be preserved on 
  all copies.
*/

// $Id: dwinst.h $

// Definitions for Ghostscript installer

#ifndef MAXSTR
#ifdef MAX_PATH
#define MAXSTR MAX_PATH
#else
#define MAXSTR 256
#endif
#endif

class CInstall  
{
public:
	CInstall();
	virtual ~CInstall();
	void SetMessageFunction(void(*fn)(const char *));
	void AddMessage(const char *message);
	const char *GetMainDir();
	const char *GetUninstallName();
	BOOL GetPrograms(BOOL bUseCommon, char *buf, int buflen);
	BOOL Init(const char *szSourceDir, const char *szFileList);
	BOOL InstallFiles(BOOL bNoCopy, BOOL *pbQuit);
	BOOL InstallFile(char *filename, BOOL bNoCopy);
	BOOL MakeDir(const char *dirname);
	FILE * MakeTemp(char *name);

	BOOL SetAllUsers(BOOL bUseCommon);
	void SetTargetDir(const char *szTargetDir);
	void SetTargetGroup(const char *szTargetGroup);

	BOOL StartMenuBegin();
	BOOL StartMenuEnd();
	BOOL StartMenuAdd(const char *szDescription, const char *szProgram, const char *szArguments);

	BOOL UpdateRegistryBegin();
	BOOL UpdateRegistryKey(const char *product, const char *version);
	BOOL UpdateRegistryValue(const char *product, const char *version, const char *name, const char *value);
	BOOL UpdateRegistryEnd();

	BOOL WriteUninstall(const char *prog, BOOL bNoCopy);
	BOOL MakeLog(void);

	void CleanUp(void);

private:
	BOOL m_bNoCopy;
	BOOL m_bUseCommon;
	BOOL m_bQuit;

	// Source directory
	char m_szSourceDir[MAXSTR];

	// File containing list of files to install
	char m_szFileList[MAXSTR];

	// Target directory for program and fonts.
	char m_szTargetDir[MAXSTR];

	// Target Group for shortcut
	char m_szTargetGroup[MAXSTR];

	// Directory where the Start Menu is located.
	char m_szPrograms[MAXSTR];

	// Name used for uninstall
	char m_szUninstallName[MAXSTR];

	// Main directory prefix, where log files should be written
	char m_szMainDir[MAXSTR];

	// Full directory where log files should be written
	char m_szLogDir[MAXSTR];

	// Temporary log files for uninstall
	char m_szFileNew[MAXSTR];
	char m_szRegistryNew[MAXSTR];
	char m_szRegistryOld[MAXSTR];
	char m_szShellNew[MAXSTR];
	char m_szShellOld[MAXSTR];

	// Log files
	FILE * m_fLogNew;
	FILE * m_fLogOld;


	BOOL SetRegistryValue(HKEY hkey, const char *value_name, const char *value);
	BOOL CreateShellLink(LPCSTR description, LPCSTR program, LPCSTR arguments, LPCSTR icon = NULL, int nIconIndex = 0);
	void CopyFileContents(FILE *df, FILE *sf);

	void(*AddMessageFn)(const char *);

};

