VisionPlus_V3.0/DependentLibrary/HaikangCamera/SDK/Includes/GenICam/log4cpp/NTEventLogAppender.hh

/*
 * NTEventLogAppender.hh
 *
 * See the COPYING file for the terms of usage and distribution.
 */

#ifndef _LOG4CPP_NTEVENTLOGAPPENDER_HH
#define _LOG4CPP_NTEVENTLOGAPPENDER_HH

#ifdef _WIN32	// only available on Win32

// deal with ERROR #define
// N.B. This #includes windows.h with NOGDI and WIN32_LEAN_AND_MEAN #defined.
//      If this is not what the user wants, #include windows.h before this file.
#ifndef _WINDOWS_
#  ifndef NOGDI
#    define NOGDI  // this will circumvent the ERROR #define in windows.h
#    define LOG4CPP_UNDEFINE_NOGDI
#  endif

#  ifndef WIN32_LEAN_AND_MEAN
#    define WIN32_LEAN_AND_MEAN
#    define LOG4CPP_UNDEFINE_WIN32_LEAN_AND_MEAN
#  endif

#  include <windows.h>

#  ifdef LOG4CPP_UNDEFINE_NOGDI
#    undef NOGDI
#  endif

#  ifdef LOG4CPP_UNDEFINE_WIN32_LEAN_AND_MEAN
#    undef WIN32_LEAN_AND_MEAN
#  endif

#endif // done dealing with ERROR #define

#include <log4cpp/Portability.hh>
#include <log4cpp/AppenderSkeleton.hh>

LOG4CPP_NS_BEGIN

/**
 * NTEventLogAppender is an Appender that sends LoggingEvents to the
 * Windows event log.
 * Building log4cpp.dsp/log4cppDLL.dsp creates the resource DLL NTEventLogAppender.dll.
 * Do not forget to place this DLL in a directory that is on the PATH
 * of the Windows system. Otherwise, the category and message will not display
 * correctly in Event Viewer.<BR>
 * <B>NB:</B> This class is only available on Win32 platforms.
 **/
class LOG4CPP_EXPORT NTEventLogAppender : public AppenderSkeleton {
public:

    /**
     * Instantiate an NTEventLogAppender with given name and source.
     * @param name The name of the Appender
     * @param sourceName The source name to log
     **/
    NTEventLogAppender(const std::string& name, const std::string& sourceName);
    virtual ~NTEventLogAppender();

    /**
     * Calls open() and close()
     **/
    virtual bool reopen();

    virtual void close();

    /**
     * The NTEventLogAppender does its own Layout.
     * @returns false
     **/
    virtual bool requiresLayout() const;

    virtual void setLayout(Layout* layout);

protected:

    WORD getCategory(Priority::Value priority);
    WORD getType(Priority::Value priority);
    HKEY regGetKey(TCHAR *subkey, DWORD *disposition);
    void regSetString(HKEY hkey, TCHAR *name, TCHAR *value);
    void regSetDword(HKEY hkey, TCHAR *name, DWORD value);
    void addRegistryInfo(const char *source);

    virtual void open();

    /**
     * Sends a LoggingEvent to NT Event log.
     * @param event the LoggingEvent to log.
     **/
    virtual void _append(const LoggingEvent& event);

    HANDLE _hEventSource;
    std::string _strSourceName;
};
LOG4CPP_NS_END

#else // WIN32
#error NTEventLoggAppender is not available on on Win32 platforms
#endif	// WIN32

#endif // _LOG4CPP_NTEVENTLOGAPPENDER_HH