warmmcfiletypes.cpp

ftpserver very good sample

#include "StdAfx.h"
#include "WarMmcFileTypes.h"   // class implemented


using namespace std;

/////////////////////////////// PUBLIC ///////////////////////////////////////

WarMmcFileTypes *WarMmcFileTypes::mpThis;

//============================= LIFECYCLE ====================================

WarMmcFileTypes::WarMmcFileTypes()
{
    if (NULL == mpThis)
        mpThis = this;
}


WarMmcFileTypes::~WarMmcFileTypes()
{
    if (mpThis == this)
        mpThis = NULL;
}


//============================= OPERATORS ====================================
//============================= OPERATIONS ===================================

void WarMmcFileTypes::Load(const WarWin32Registry& regPath)
{
    // Get file types from registry

    war_registrypath_t module_path;

    module_path << regPath.GetPath().GetPath()
        << WAR_SYSSLASH << WAR_WINNT_REG_MODULES
        << WAR_SYSSLASH << WAR_WINNT_REG_FILE_SYSTEMS;
    
    WarWin32Registry fs_root;
    fs_root.Open(regPath.GetRootKey(), module_path);
    WarWin32Registry::keyname_list_t fs_list, st_list;
    fs_root.EnumKey(fs_list);
    for(WarWin32Registry::keyname_list_t::iterator P = fs_list.begin()
        ; P != fs_list.end()
        ; P++)
    {
        WarWin32Registry node;
        node.Create(regPath.GetRootKey(),
            fs_root.GetPath(P->c_str()));
        if (node.GetIntValue(WAR_WINNT_REG_ENABLE, false))
        {
            WarMmcFileType file_type(P->c_str());

            WarWin32Registry styles;
            styles.Create(regPath.GetRootKey(),
                node.GetPath(WAR_WINNT_REG_STYLES));
            styles.EnumKey(st_list);

            file_type.mIsEnabled = node.GetIntValue(WAR_WINNT_REG_ENABLE, false);
            
            for(WarWin32Registry::keyname_list_t::iterator PP = st_list.begin()
                ; PP != st_list.end()
                ; PP++)
            {
                WarWin32Registry st_node;
                st_node.Create(regPath.GetRootKey(), 
                    styles.GetPath(PP->c_str()));
            
                WarMmcFileTypeStyle style(PP->c_str(),
                    st_node.GetIntValue(WAR_WINNT_REG_PERMISSIONS));

                file_type.mThemes.push_back(style);
            } 
            
            mFileTypes.push_back(file_type);
        }
    }
}

const WarMmcFileType& WarMmcFileTypes::GetTypeFromName(LPCTSTR currentName)
                                                       const throw(WarException) 
                                                       
{
    if (!currentName || !*currentName)
        WarThrow(WarError(WAR_ERR_INVALID_ARGUMENT), NULL);

    WarMmcFileTypes::filetypes_t::const_iterator P = find(
        mFileTypes.begin(), mFileTypes.end(), currentName);

    if (mFileTypes.end () == P)
        WarThrow(WarError(WAR_ERR_OBJECT_NOT_FOUND), NULL);

    return *P;
}

void WarMmcFileTypes::UpdateComboBox(HWND hWnd, 
                                     LPCTSTR currentName,
                                     war_uint32_t currentPerms,
                                     bool doResetContent) const
                                     throw(WarException)
{
    if (doResetContent)
        ::SendMessage(hWnd, CB_RESETCONTENT, 0, 0);

    bool do_deselect = true;

    try
    {
        // Find the current node, based on name
        const WarMmcFileType& current_type = GetTypeFromName(currentName);

        // Do the update
        int index = 0;
        for(WarMmcFileType::themes_t::const_iterator 
            P = current_type.mThemes.begin()
            ; P != current_type.mThemes.end()
            ; P++, index++)
        {
#ifdef _DEBUG
            const WarMmcFileTypeStyle& style = *P;
#endif
            if (doResetContent)
            {
                ::SendMessage(hWnd, CB_INSERTSTRING, index, 
                    (LPARAM)P->mName.c_str());

                ::SendMessage(hWnd, CB_SETITEMDATA, index, P->mPerms);
            }

            if (P->mPerms == currentPerms)
            {
                ::SendMessage(hWnd, CB_SETCURSEL, index, 0);
                do_deselect = false;
            }
        }
    }
    catch(WarException)
    {
    }

    if (do_deselect)
        ::SendMessage(hWnd, CB_SETCURSEL, -1, 0);
}

//============================= ACCESS     ===================================
//============================= INQUIRY    ===================================
/////////////////////////////// PROTECTED  ///////////////////////////////////

/////////////////////////////// PRIVATE    ///////////////////////////////////