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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* 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
* 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 with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <sal/types.h>
#include "iOSTransferable.hxx"
using namespace std;
using namespace osl;
using namespace cppu;
using namespace com::sun::star::uno;
using namespace com::sun::star::datatransfer;
using namespace com::sun::star::io;
using namespace com::sun::star::lang;
using namespace com::sun::star::container;
using ::rtl::OUString;
const Type CPPUTYPE_SEQINT8 = getCppuType((Sequence<sal_Int8>*)0);
const Type CPPUTYPE_OUSTRING = getCppuType((OUString*)0);
namespace // private
{
bool isValidFlavor( const DataFlavor& aFlavor )
{
size_t len = aFlavor.MimeType.getLength();
Type dtype = aFlavor.DataType;
return ((len > 0) && ((dtype == CPPUTYPE_SEQINT8) || (dtype == CPPUTYPE_OUSTRING)));
}
} // namespace private
iOSTransferable::iOSTransferable(const Reference<XMimeContentTypeFactory> rXMimeCntFactory,
UIPasteboard* pasteboard) :
mrXMimeCntFactory(rXMimeCntFactory),
mPasteboard(pasteboard)
{
[mPasteboard retain];
initClipboardItemList();
}
iOSTransferable::~iOSTransferable()
{
[mPasteboard release];
}
Any SAL_CALL iOSTransferable::getTransferData( const DataFlavor& aFlavor )
throw( UnsupportedFlavorException, IOException, RuntimeException )
{
if (!isValidFlavor(aFlavor) || !isDataFlavorSupported(aFlavor))
{
throw UnsupportedFlavorException(OUString(RTL_CONSTASCII_USTRINGPARAM("IosClipboard: Unsupported data flavor")),
static_cast<XTransferable*>(this));
}
throw UnsupportedFlavorException(OUString(RTL_CONSTASCII_USTRINGPARAM("IosClipboard: Unsupported data flavor")),
static_cast<XTransferable*>(this));
// ???
return Any();
}
bool iOSTransferable::isUnicodeText(const DataFlavor& flavor)
{
return (flavor.DataType == CPPUTYPE_OUSTRING);
}
Sequence< DataFlavor > SAL_CALL iOSTransferable::getTransferDataFlavors( )
throw( RuntimeException )
{
return mFlavorList;
}
sal_Bool SAL_CALL iOSTransferable::isDataFlavorSupported(const DataFlavor& aFlavor)
throw( RuntimeException )
{
for (sal_Int32 i = 0; i < mFlavorList.getLength(); i++)
if (compareDataFlavors(aFlavor, mFlavorList[i]))
return sal_True;
return sal_False;
}
void iOSTransferable::initClipboardItemList()
{
NSArray* pboardFormats = [mPasteboard pasteboardTypes];
if (pboardFormats == NULL)
{
throw RuntimeException(OUString(RTL_CONSTASCII_USTRINGPARAM("IosClipboard: Cannot get clipboard data")),
static_cast<XTransferable*>(this));
}
// ???
}
/* Compares two DataFlavors. Returns true if both DataFlavor have the same media type
and the number of parameter and all parameter values do match otherwise false
is returned.
*/
bool iOSTransferable::compareDataFlavors(const DataFlavor& lhs, const DataFlavor& rhs )
{
try
{
Reference<XMimeContentType> xLhs(mrXMimeCntFactory->createMimeContentType(lhs.MimeType));
Reference<XMimeContentType> xRhs(mrXMimeCntFactory->createMimeContentType(rhs.MimeType));
if (!xLhs->getFullMediaType().equalsIgnoreAsciiCase(xRhs->getFullMediaType()) ||
!cmpAllContentTypeParameter(xLhs, xRhs))
{
return false;
}
}
catch( IllegalArgumentException& )
{
OSL_FAIL( "Invalid content type detected" );
return false;
}
return true;
}
bool iOSTransferable::cmpAllContentTypeParameter(const Reference<XMimeContentType> xLhs,
const Reference<XMimeContentType> xRhs) const
{
Sequence<OUString> xLhsFlavors = xLhs->getParameters();
Sequence<OUString> xRhsFlavors = xRhs->getParameters();
// Stop here if the number of parameters is different already
if (xLhsFlavors.getLength() != xRhsFlavors.getLength())
return false;
try
{
OUString pLhs;
OUString pRhs;
for (sal_Int32 i = 0; i < xLhsFlavors.getLength(); i++)
{
pLhs = xLhs->getParameterValue(xLhsFlavors[i]);
pRhs = xRhs->getParameterValue(xLhsFlavors[i]);
if (!pLhs.equalsIgnoreAsciiCase(pRhs))
{
return false;
}
}
}
catch(IllegalArgumentException&)
{
return false;
}
return true;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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