unoviewcontainer.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
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 */
 
 
#include <unoviewcontainer.hxx>
 
#include <osl/diagnose.h>
 
#include <algorithm>
 
 
using namespace ::com::sun::star;
 
 
namespace slideshow::internal
{
        UnoViewContainer::UnoViewContainer() :
            maViews()
        {
        }
 
        bool UnoViewContainer::addView( const UnoViewSharedPtr& rView )
        {
            // check whether same view is already added
 
            uno::Reference< presentation::XSlideShowView > rTmpView = rView->getUnoView();
            // already added?
            if( ::std::any_of( maViews.begin(),
                               maViews.end(),
                               [&rTmpView]( const UnoViewSharedPtr& pView )
                               { return rTmpView == pView->getUnoView(); } ) )
            {
                // yes, nothing to do
                return false;
            }
 
            // add locally
            maViews.push_back( rView );
 
            return true;
        }
 
        UnoViewSharedPtr UnoViewContainer::removeView( const uno::Reference< presentation::XSlideShowView >& xView )
        {
            // check whether same view is already added
            const UnoViewVector::iterator aEnd( maViews.end() );
            UnoViewVector::iterator aIter;
 
            // added in the first place?
            if( (aIter=::std::find_if( maViews.begin(),
                                       aEnd,
                                       [&xView]( const UnoViewSharedPtr& pView )
                                       { return xView == pView->getUnoView(); } )) == aEnd )
            {
                // nope, nothing to do
                return UnoViewSharedPtr();
            }
 
            OSL_ENSURE(
                ::std::count_if(
                    maViews.begin(),
                    aEnd,
                    [&xView]( const UnoViewSharedPtr& pView )
                    { return xView == pView->getUnoView(); } ) == 1,
                "UnoViewContainer::removeView(): View was added multiple times" );
 
            UnoViewSharedPtr pView( *aIter );
 
            // actually erase from container
            maViews.erase( aIter );
 
            return pView;
        }
 
        void UnoViewContainer::dispose()
        {
            for( const auto& pView : maViews )
                pView->_dispose();
            maViews.clear();
        }
}
 
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