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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 .
*/
#ifndef INCLUDED_VCL_OSX_DATAFLAVORMAPPING_HXX
#define INCLUDED_VCL_OSX_DATAFLAVORMAPPING_HXX
#include <com/sun/star/datatransfer/DataFlavor.hpp>
#include <com/sun/star/datatransfer/XMimeContentTypeFactory.hpp>
#include <com/sun/star/datatransfer/XTransferable.hpp>
#include <com/sun/star/lang/XMultiComponentFactory.hpp>
#include <premac.h>
#import <Cocoa/Cocoa.h>
#include <postmac.h>
#include <memory>
#include <unordered_map>
/* An interface to get the clipboard data in either
system or OOo format.
*/
class DataProvider
{
public:
virtual ~DataProvider() {};
/* Get the clipboard data in the system format.
The caller has to retain/release the returned
CFDataRef on demand.
*/
virtual NSData* getSystemData() = 0;
/* Get the clipboard data in OOo format.
*/
virtual css::uno::Any getOOoData() = 0;
};
typedef std::unique_ptr<DataProvider> DataProviderPtr_t;
class DataFlavorMapper
{
public:
/* Initialize a DataFavorMapper instance. Throws a RuntimeException in case the XMimeContentTypeFactory service
cannot be created.
*/
DataFlavorMapper();
~DataFlavorMapper();
/* Map a system data flavor to an OpenOffice data flavor.
Return an empty string if there is not suitable
mapping from a system data flavor to a OpenOffice data
flavor.
*/
css::datatransfer::DataFlavor systemToOpenOfficeFlavor( const NSString* systemDataFlavor) const;
/* Map an OpenOffice data flavor to a system data flavor.
If there is no suitable mapping available NULL will
be returned.
*/
const NSString* openOfficeToSystemFlavor(const css::datatransfer::DataFlavor& oooDataFlavor, bool& rbInternal) const;
/* Select the best available image data type
If there is no suitable mapping available NULL will
be returned.
*/
static NSString* openOfficeImageToSystemFlavor(NSPasteboard* pPasteboard);
/* Get a data provider which is able to provide the data 'rTransferable' offers in a format that can
be put on to the system clipboard.
*/
DataProviderPtr_t getDataProvider( const NSString* systemFlavor,
const css::uno::Reference< css::datatransfer::XTransferable > & rTransferable) const;
/* Get a data provider which is able to provide 'systemData' in the OOo expected format.
*/
static DataProviderPtr_t getDataProvider( const NSString* systemFlavor, NSArray* systemData);
/* Get a data provider which is able to provide 'systemData' in the OOo expected format.
*/
static DataProviderPtr_t getDataProvider( const NSString* systemFlavor, NSData* systemData);
/* Translate a sequence of DataFlavors into a NSArray of system types.
Only those DataFlavors for which a suitable mapping to a system
type exist will be contained in the returned types array.
*/
NSArray* flavorSequenceToTypesArray(const css::uno::Sequence<css::datatransfer::DataFlavor>& flavors) const;
/* Translate a NSArray of system types into a sequence of DataFlavors.
Only those types for which a suitable mapping to a DataFlavor
exist will be contained in the new DataFlavor Sequence.
*/
css::uno::Sequence<css::datatransfer::DataFlavor> typesArrayToFlavorSequence(NSArray* types) const;
/* Returns an NSArray containing all pasteboard types supported by OOo
*/
static NSArray* getAllSupportedPboardTypes();
private:
/* Determines if the provided Mime content type is valid.
*/
bool isValidMimeContentType(const OUString& contentType) const;
private:
css::uno::Reference< css::datatransfer::XMimeContentTypeFactory> mrXMimeCntFactory;
typedef std::unordered_map< OUString, NSString*, OUStringHash > OfficeOnlyTypes;
mutable OfficeOnlyTypes maOfficeOnlyTypes;
};
typedef std::shared_ptr<DataFlavorMapper> DataFlavorMapperPtr_t;
#endif // INCLUDED_VCL_OSX_DATAFLAVORMAPPING_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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