jelinstaller.h

Java写的文本编辑器

/*
 * JELInstaller.h - part of jEditLauncher package
 * Copyright (C) 2001 John Gellene
 * [e-mail]
 *
 * Notwithstanding the terms of the General Public License, the author grants
 * permission to compile and link object code generated by the compilation of
 * this program with object code and libraries that are not subject to the
 * GNU General Public License, provided that the executable output of such
 * compilation shall be distributed with source code on substantially the
 * same basis as the jEditLauncher package of which this program is a part.
 * By way of example, a distribution would satisfy this condition if it
 * included a working makefile for any freely available make utility that
 * runs on the Windows family of operating systems. This condition does not
 * require a licensee of this software to distribute any proprietary software
 * (including header files and libraries) that is licensed under terms
 * prohibiting redistribution to third parties.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * $Id: JELInstaller.h,v 1.4 2001/09/07 15:20:23 jgellene Exp $
 */

#if !defined(__JELINSTALLER_H__)
#define __JELINSTALLER_H__

interface DeferFileOps;
struct InstallData;
class JELRegistryInstaller;
class InstallerLog;

enum LinkLocation {
	Desktop			= CSIDL_DESKTOP,
	ProgramsMenu	= CSIDL_PROGRAMS,
	StartMenu		= CSIDL_STARTMENU
};

enum InstallerMessage {
	MsgUninstall		= 0,
	MsgInstall			= 1,
	MsgChangePrimary	= 2
};

/*
 * This struct can be used in FindFirstFile() and FindNextFile() in the Win32
 * API, each of which takes a pointer to a WIN32_FIND_DATA struct. By keeping
 * the full path available as part of the data structure and by passing a
 * pointer to that data structure to recursive calls of EmptyDirectory(), this
 * routine can both minimize stack use and avoid thread-unsafe calls to
 * SetCurrentDirectory().
 */

struct _WIN32_DIR_WALK : public WIN32_FIND_DATA
{
	TCHAR cDirMask[MAX_PATH];
};

typedef _WIN32_DIR_WALK WIN32_DIR_WALK, *PWIN32_DIR_WALK;



interface Installer
{
	virtual HRESULT Install() = 0;
	virtual HRESULT Uninstall() = 0;
	virtual HRESULT SendMessage(LPVOID p) = 0;
};


class JELFileInstaller : public Installer
{
	/* constructor */
public:
	JELFileInstaller(const InstallData *ptrData, Installer *ptrOwner);
	virtual ~JELFileInstaller();

	/* Overrides */
	virtual HRESULT Install();
	virtual HRESULT Uninstall();
	virtual HRESULT SendMessage(LPVOID p);

	/* Implementation */
protected:
	void EmptyDirectory(PWIN32_DIR_WALK pFinddata, DeferFileOps *pDFO);

private:
	bool MakeParentMask(LPTSTR lpszMask);
	bool MakeChildMask(LPTSTR lpszMask, LPCTSTR lpszChildDir);

	/* Data members */
private:
	const InstallData *pData;
	Installer *pOwner;
	DeferFileOps *pDFO;
	bool bRebootNeeded;


	/* No copy constructor */
private:
	JELFileInstaller(const JELFileInstaller&);
	JELFileInstaller& operator=(const JELFileInstaller&);
};


class JELShortcutInstaller : public Installer
{
	/* constructor */
public:
	JELShortcutInstaller(const InstallData *ptrData, Installer *ptrOwner);
	virtual ~JELShortcutInstaller();

	/* Overrides */
	virtual HRESULT Install();
	virtual HRESULT Uninstall();
	virtual HRESULT SendMessage(LPVOID p);

	/* Implementation */
protected:
	HRESULT CreateShortcut(LPCSTR lpszPathObj, LPCSTR lpszLinkName,
						   LPCSTR lpszPathIcon, LinkLocation location,
						   LPCSTR lpszDesc, LPCSTR lpszWorkingDir,
						   LPCSTR lpszParams);
	int DeleteShortcut(const char* szName, LinkLocation location);

	/* Data members */
private:
	const InstallData *pData;
	Installer *pOwner;

	/* No copy constructor */
private:
	JELShortcutInstaller(const JELShortcutInstaller&);
	JELShortcutInstaller& operator=(const JELShortcutInstaller&);
};


class JELApplicationInstaller : public Installer
{
	/* constructor */
public:
	JELApplicationInstaller(const char* ptrJavaHome,
							const char* ptrInstallDir,
							BOOL bLeaveFiles = FALSE);
	virtual ~JELApplicationInstaller();

	/* Overrides */
	virtual HRESULT Install();
	virtual HRESULT Uninstall();
	virtual HRESULT SendMessage(LPVOID p);

protected:
	bool Init();
	void Cleanup();
	void QueryReboot();

	/* Data members */
private:
	InstallData *pData;
	Installer *pFileInstaller,
	          *pRegistryInstaller,
			  *pShortcutInstaller;

	const char* szJavaHome;
	const char* szInstallDir;
	BOOL leaveFiles;

	HRESULT hrCOM;

	InstallerLog *pLog;

	/* No copy constructor */
private:
	JELApplicationInstaller(const JELApplicationInstaller&);
	JELApplicationInstaller& operator=(const JELApplicationInstaller&);
};

#endif        //  #if !defined(__JELINSTALLER_H__)