init.h

/******************************************************************************
 * Project:  wxGIS
 * Purpose:  Initializer class for logs, locale, libs and etc.
 * Author:   Dmitry Baryshnikov (aka Bishop), polimax@mail.ru
 ******************************************************************************
*   Copyright (C) 2010-2012,2014 Dmitry Baryshnikov
*
*    This program is free software: you can redistribute it and/or modify
*    it under the terms of the GNU General Public License as published by
*    the Free Software Foundation, either version 2 of the License, or
*    (at your option) any later version.
*
*    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, see <http://www.gnu.org/licenses/>.
 ****************************************************************************/
#pragma once

#include "wxgis/core/core.h"
#include "wxgis/core/app.h"
#include "wxgis/core/config.h"

#include <wx/dir.h>
#include <wx/filename.h>
#include <wx/file.h>
#include <wx/ffile.h>
#include <wx/datetime.h>
#include <wx/intl.h>
#include <wx/dynload.h>
#include <wx/dynlib.h>
#include <wx/cmdline.h>

class WXDLLIMPEXP_GIS_CORE wxGISAppWithLibs
{
public:
    wxGISAppWithLibs(void);
    virtual ~wxGISAppWithLibs(void);
    typedef std::map<wxString, wxDynamicLibrary*> LIBMAP;
    virtual void LoadLib(const wxString &sPath, bool bStore = true);
protected:
    virtual void LoadLibs(const wxXmlNode* pRootNode);
    virtual void SerializeLibs();
    virtual void UnLoadLibs();
protected:
    wxArrayString m_asNoStore;
    LIBMAP m_LibMap;
};

class WXDLLIMPEXP_GIS_CORE wxGISInitializer :
    public wxGISAppWithLibs,
    public IApplication
{
public:
    wxGISInitializer(void);
    virtual ~wxGISInitializer(void);
    virtual bool Initialize(const wxString &sAppName, const wxString &sLogFilePrefix);
    virtual void Uninitialize();
    // IApplication
    virtual bool SetupSys(const wxString &sSysPath);
    virtual void SetDebugMode(bool bDebugMode);
    virtual bool SetupLog(const wxString &sLogPath, const wxString &sNamePrefix);
    virtual bool SetupLoc(const wxString &sLoc, const wxString &sLocPath);
    virtual wxString GetDecimalPoint(void) const{return m_sDecimalPoint;};
    virtual bool CreateApp(void) {return true;};
protected:
    wxLocale* m_pLocale; // locale we'll be using
    wxFFile m_LogFile;
    wxString m_sDecimalPoint;
};

// Log levels
enum
{
    LOG_ERROR = 0,
    LOG_WARNING,
    LOG_DEBUG,
    // NOTE:
    //     "STARTUP" will be used to log messages for any LogLevel
    //     Use it for logging database connection errors which we
    //     don't want to abort the whole shebang.
    LOG_STARTUP = 15
};

class WXDLLIMPEXP_GIS_CORE wxGISService
{
public:
    wxGISService(void);
    virtual ~wxGISService(void);
    virtual void LogMessage(wxString msg, int level);
#ifdef _WIN32
    static void WINAPI ServiceMain(DWORD dwArgc, LPTSTR* lpszArgv);
    static void WINAPI Handler(DWORD dwOpcode);
    virtual bool IsInstalled();
    virtual bool Install(const wxString &args, const wxString &user = wxEmptyString, const wxString &password = wxEmptyString);
    virtual bool Uninstall();
    virtual void Run() = 0;
    virtual bool Initialize() = 0;
    virtual void OnStop();
    virtual void OnPause();
    virtual void OnContinue();
    virtual void OnInterrogate();
    virtual void OnShutdown();
#else //_WIN32
    virtual void Daemonize(void);
#endif //_WIN32
protected:
#ifdef _WIN32
    virtual bool StartService();
    virtual void SetStatus(DWORD dwState);
#else //_WIN32
#endif //_WIN32
protected:
    int m_nMinLogLevel;
    wxString m_sServiceName;
    wxString m_sServiceDisplayName;
    bool m_bServiceIsRunning;
#ifdef _WIN32
    SERVICE_STATUS m_ServiceStatus;
    SERVICE_STATUS_HANDLE m_hServiceStatusHandle;
    HANDLE m_hEventSource;
#else
    int m_hEventSource;
#endif //_WIN32
    static wxGISService* m_pThis;
};