AOO410/main/sfx2/source/sidebar/ContextList.cxx

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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
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 * 
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#include "precompiled_sfx2.hxx"

#include "ContextList.hxx"
#include "Context.hxx"

using ::rtl::OUString;

namespace sfx2 { namespace sidebar {


ContextList::ContextList (void)
    : maEntries()
{
}




ContextList::~ContextList (void)
{
}




const ContextList::Entry* ContextList::GetMatch (const Context& rContext) const
{
    const ::std::vector<Entry>::const_iterator iEntry = FindBestMatch(rContext);
    if (iEntry != maEntries.end())
        return &*iEntry;
    else
        return NULL;
}




ContextList::Entry* ContextList::GetMatch (const Context& rContext)
{
    const ::std::vector<Entry>::const_iterator iEntry = FindBestMatch(rContext);
    if (iEntry != maEntries.end())
        return const_cast<Entry*>(&*iEntry);
    else
        return NULL;
}




::std::vector<ContextList::Entry>::const_iterator ContextList::FindBestMatch (const Context& rContext) const
{
    sal_Int32 nBestMatch (Context::NoMatch);
    ::std::vector<Entry>::const_iterator iBestMatch (maEntries.end());
    
    for (::std::vector<Entry>::const_iterator
             iEntry(maEntries.begin()),
             iEnd(maEntries.end());
         iEntry!=iEnd;
         ++iEntry)
    {
        const sal_Int32 nMatch (rContext.EvaluateMatch(iEntry->maContext));
        if (nMatch < nBestMatch)
        {
            nBestMatch = nMatch;
            iBestMatch = iEntry;
        }
        if (nBestMatch == Context::OptimalMatch)
            return iEntry;
    }

    return iBestMatch;
}




void ContextList::AddContextDescription (
    const Context& rContext,
    const bool bIsInitiallyVisible,
    const OUString& rsMenuCommand)
{
    maEntries.push_back(Entry());
    maEntries.back().maContext = rContext;
    maEntries.back().mbIsInitiallyVisible = bIsInitiallyVisible;
    maEntries.back().msMenuCommand = rsMenuCommand;
}




bool ContextList::IsEmpty (void)
{
    return maEntries.empty();
}


} } // end of namespace sfx2::sidebar