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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:06:44 +0000
commited5640d8b587fbcfed7dd7967f3de04b37a76f26 (patch)
tree7a5f7c6c9d02226d7471cb3cc8fbbf631b415303 /vcl/osx/DataFlavorMapping.hxx
parentInitial commit. (diff)
downloadlibreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.tar.xz
libreoffice-ed5640d8b587fbcfed7dd7967f3de04b37a76f26.zip
Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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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 an LibreOffice 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 an 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 an 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* > OfficeOnlyTypes;
+ mutable OfficeOnlyTypes maOfficeOnlyTypes;
+};
+
+typedef std::shared_ptr<DataFlavorMapper> DataFlavorMapperPtr_t;
+
+#endif // INCLUDED_VCL_OSX_DATAFLAVORMAPPING_HXX
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */