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Diffstat (limited to 'vcl/osx/DataFlavorMapping.cxx')
| -rw-r--r-- | vcl/osx/DataFlavorMapping.cxx | 788 |
1 files changed, 788 insertions, 0 deletions
diff --git a/vcl/osx/DataFlavorMapping.cxx b/vcl/osx/DataFlavorMapping.cxx new file mode 100644 index 0000000000..361e268bcd --- /dev/null +++ b/vcl/osx/DataFlavorMapping.cxx @@ -0,0 +1,788 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */ +/* + * 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/config.h> +#include <sal/log.hxx> + +#include "DataFlavorMapping.hxx" +#include "HtmlFmtFlt.hxx" +#include "PictToBmpFlt.hxx" +#include <com/sun/star/datatransfer/UnsupportedFlavorException.hpp> +#include <com/sun/star/datatransfer/XMimeContentType.hpp> +#include <com/sun/star/datatransfer/MimeContentTypeFactory.hpp> +#include <com/sun/star/lang/IllegalArgumentException.hpp> +#include <com/sun/star/uno/Sequence.hxx> +#include <comphelper/processfactory.hxx> + +#include <rtl/ustring.hxx> +#include <osl/endian.h> + +#include <cassert> +#include <string.h> +#include <string_view> + +#include <premac.h> +#include <Cocoa/Cocoa.h> +#include <postmac.h> + +using namespace ::com::sun::star::datatransfer; +using namespace ::com::sun::star::uno; +using namespace com::sun::star::lang; +using namespace cppu; + +namespace +{ + /* Determine whether or not a DataFlavor is valid. + */ + bool isValidFlavor(const DataFlavor& aFlavor) + { + size_t len = aFlavor.MimeType.getLength(); + Type dtype = aFlavor.DataType; + return ((len > 0) && ((dtype == cppu::UnoType<Sequence<sal_Int8>>::get()) || (dtype == cppu::UnoType<OUString>::get()))); + } + + OUString NSStringToOUString( const NSString* cfString) + { + assert(cfString && "Invalid parameter"); + + const char* utf8Str = [cfString UTF8String]; + unsigned int len = rtl_str_getLength(utf8Str); + + return OUString(utf8Str, len, RTL_TEXTENCODING_UTF8); + } + + NSString* OUStringToNSString(std::u16string_view ustring) + { + OString utf8Str = OUStringToOString(ustring, RTL_TEXTENCODING_UTF8); + return [NSString stringWithCString: utf8Str.getStr() encoding: NSUTF8StringEncoding]; + } + + const char* FLAVOR_SESX = "application/x-openoffice-embed-source-xml;windows_formatname=\"Star Embed Source (XML)\""; + const char* FLAVOR_SLSDX = "application/x-openoffice-linksrcdescriptor-xml;windows_formatname=\"Star Link Source Descriptor (XML)\""; + const char* FLAVOR_ESX = "application/x-openoffice-embed-source-xml;windows_formatname=\"Star Embed Source (XML)\""; + const char* FLAVOR_LSX = "application/x-openoffice-link-source-xml;windows_formatname=\"Star Link Source (XML)\""; + const char* FLAVOR_EOX = "application/x-openoffice-embedded-obj-xml;windows_formatname=\"Star Embedded Object (XML)\""; + const char* FLAVOR_SVXB = "application/x-openoffice-svbx;windows_formatname=\"SVXB (StarView Bitmap/Animation)\""; + const char* FLAVOR_GDIMF = "application/x-openoffice-gdimetafile;windows_formatname=\"GDIMetaFile\""; + const char* FLAVOR_WMF = "application/x-openoffice-wmf;windows_formatname=\"Image WMF\""; + const char* FLAVOR_EMF = "application/x-openoffice-emf;windows_formatname=\"Image EMF\""; + const char* FLAVOR_SODX = "application/x-openoffice-objectdescriptor-xml;windows_formatname=\"Star Object Descriptor (XML)\""; + const char* FLAVOR_LINK = "application/x-openoffice-link;windows_formatname=\"Link\""; + const char* FLAVOR_DUMMY_INTERNAL = "application/x-openoffice-internal"; + + struct FlavorMap + { + const NSString* SystemFlavor; + const char* OOoFlavor; + const char* HumanPresentableName; + bool DataTypeOUString; // sequence<byte> otherwise + }; + + // This is a list of the bidirectional mapping between (internal) MIME types and (system) + // pasteboard types. + + // Only pasteboard types mentioned here will be recognized, mapped, and available for pasting in a + // fresh LibreOffice process. When copy-pasting in-process, the situation is different. + + // Also MIME types not mentioned here will be stored on the pasteboard (using the same type name), + // though. But that is IMHO a bit pointless as they in general won't then be pasteable anyway in a + // new LibreOffice process. See the use of the maOfficeOnlyTypes array. + + // The SystemFlavor member is nil for the cases where there is no predefined pasteboard type UTI + // and we use the internal MIME type (media type) also on the pasteboard. That is OK in macOS, + // there is no requirement that the types are well-formed UTIs. It is different on iOS, I think, + // though. For an introduction to UTIs, see for instance + // https://alastairs-place.net/blog/2012/06/06/utis-are-better-than-you-think-and-heres-why/ + // + // In those cases the MIME type might actually have parameters appended, separated by semicolons. + // At least the FLAVOR_SODX one must have at least a typename="%PRODUCTNAME %PRODUCTVERSION + // Spreadsheet" parameter (with macros expanded and translated) for LO to recognise it. See + // lcl_TestFormat() in sc/source/ui/view/cellsh.cxx. + + const FlavorMap flavorMap[] = + { + { NSPasteboardTypeString, "text/plain;charset=utf-16", "Unicode Text (UTF-16)", true }, + { NSPasteboardTypeRTF, "text/rtf", "Rich Text Format", false }, + { NSPasteboardTypePDF, "application/pdf", "PDF File", false }, + { NSPasteboardTypeTIFF, "image/png", "Portable Network Graphics", false }, + { NSPasteboardTypeHTML, "text/html", "Plain Html", false }, +SAL_WNODEPRECATED_DECLARATIONS_PUSH + // "'NSFilenamesPboardType' is deprecated: first deprecated in macOS 10.14 - Create + // multiple pasteboard items with NSPasteboardTypeFileURL or kUTTypeFileURL instead" + { NSFilenamesPboardType, "application/x-openoffice-filelist;windows_formatname=\"FileList\"", "FileList", false }, +SAL_WNODEPRECATED_DECLARATIONS_POP + { nil, FLAVOR_SESX, "Star Embed Source (XML)", false }, + { nil, FLAVOR_SLSDX, "Star Link Source Descriptor (XML)", false }, + { nil, FLAVOR_ESX, "Star Embed Source (XML)", false }, + { nil, FLAVOR_LSX, "Star Link Source (XML)", false }, + { nil, FLAVOR_EOX, "Star Embedded Object (XML)", false }, + { nil, FLAVOR_SVXB, "SVXB (StarView Bitmap/Animation", false }, + { nil, FLAVOR_GDIMF, "GDIMetaFile", false }, + { nil, FLAVOR_WMF, "Windows MetaFile", false }, + { nil, FLAVOR_EMF, "Windows Enhanced MetaFile", false }, + { nil, FLAVOR_SODX, "Star Object Descriptor (XML)", false }, + { nil, FLAVOR_LINK, "Dynamic Data Exchange (DDE link)", false }, + { nil, FLAVOR_DUMMY_INTERNAL, "internal data",false } + }; + + #define SIZE_FLAVOR_MAP (sizeof(flavorMap)/sizeof(FlavorMap)) + + bool isByteSequenceType(const Type& theType) + { + return (theType == cppu::UnoType<Sequence<sal_Int8>>::get()); + } + + bool isOUStringType(const Type& theType) + { + return (theType == cppu::UnoType<OUString>::get() ); + } + +/* A base class for other data provider. + */ +class DataProviderBaseImpl : public DataProvider +{ +public: + DataProviderBaseImpl(const Any& data); + DataProviderBaseImpl(id data); + virtual ~DataProviderBaseImpl() override; + +protected: + Any mData; + //NSData* mSystemData; + id mSystemData; +}; + +} // unnamed namespace + +DataProviderBaseImpl::DataProviderBaseImpl(const Any& data) : + mData(data), + mSystemData(nil) +{ +} + +DataProviderBaseImpl::DataProviderBaseImpl(id data) : + mSystemData(data) +{ + [mSystemData retain]; +} + +DataProviderBaseImpl::~DataProviderBaseImpl() +{ + if (mSystemData) + { + [mSystemData release]; + } +} + +namespace { + +class UniDataProvider : public DataProviderBaseImpl +{ +public: + UniDataProvider(const Any& data); + + UniDataProvider(NSData* data); + + virtual NSData* getSystemData() override; + + virtual Any getOOoData() override; +}; + +} + +UniDataProvider::UniDataProvider(const Any& data) : + DataProviderBaseImpl(data) +{ +} + +UniDataProvider::UniDataProvider(NSData* data) : + DataProviderBaseImpl(data) +{ +} + +NSData* UniDataProvider::getSystemData() +{ + OUString ustr; + mData >>= ustr; + + OString strUtf8; + ustr.convertToString(&strUtf8, RTL_TEXTENCODING_UTF8, OUSTRING_TO_OSTRING_CVTFLAGS); + + return [NSData dataWithBytes: strUtf8.getStr() length: strUtf8.getLength()]; +} + +Any UniDataProvider::getOOoData() +{ + Any oOOData; + + if (mSystemData) + { + oOOData <<= OUString(static_cast<const char*>([mSystemData bytes]), + [mSystemData length], + RTL_TEXTENCODING_UTF8); + } + else + { + oOOData = mData; + } + + return oOOData; +} + +namespace { + +class ByteSequenceDataProvider : public DataProviderBaseImpl +{ +public: + ByteSequenceDataProvider(const Any& data); + + ByteSequenceDataProvider(NSData* data); + + virtual NSData* getSystemData() override; + + virtual Any getOOoData() override; +}; + +} + +ByteSequenceDataProvider::ByteSequenceDataProvider(const Any& data) : + DataProviderBaseImpl(data) +{ +} + +ByteSequenceDataProvider::ByteSequenceDataProvider(NSData* data) : + DataProviderBaseImpl(data) +{ +} + +NSData* ByteSequenceDataProvider::getSystemData() +{ + Sequence<sal_Int8> rawData; + mData >>= rawData; + + return [NSData dataWithBytes: rawData.getArray() length: rawData.getLength()]; +} + +Any ByteSequenceDataProvider::getOOoData() +{ + Any oOOData; + + if (mSystemData) + { + unsigned int flavorDataLength = [mSystemData length]; + Sequence<sal_Int8> byteSequence; + byteSequence.realloc(flavorDataLength); + memcpy(byteSequence.getArray(), [mSystemData bytes], flavorDataLength); + oOOData <<= byteSequence; + } + else + { + oOOData = mData; + } + + return oOOData; +} + +namespace { + +class HTMLFormatDataProvider : public DataProviderBaseImpl +{ +public: + HTMLFormatDataProvider(NSData* data); + + virtual NSData* getSystemData() override; + + virtual Any getOOoData() override; +}; + +} + +HTMLFormatDataProvider::HTMLFormatDataProvider(NSData* data) : + DataProviderBaseImpl(data) +{ +} + +NSData* HTMLFormatDataProvider::getSystemData() +{ + Sequence<sal_Int8> textHtmlData; + mData >>= textHtmlData; + + Sequence<sal_Int8> htmlFormatData = TextHtmlToHTMLFormat(textHtmlData); + + return [NSData dataWithBytes: htmlFormatData.getArray() length: htmlFormatData.getLength()]; +} + +Any HTMLFormatDataProvider::getOOoData() +{ + Any oOOData; + + if (mSystemData) + { + unsigned int flavorDataLength = [mSystemData length]; + Sequence<sal_Int8> unkHtmlData; + + unkHtmlData.realloc(flavorDataLength); + memcpy(unkHtmlData.getArray(), [mSystemData bytes], flavorDataLength); + + Sequence<sal_Int8>* pPlainHtml = &unkHtmlData; + Sequence<sal_Int8> plainHtml; + + if (isHTMLFormat(unkHtmlData)) + { + plainHtml = HTMLFormatToTextHtml(unkHtmlData); + pPlainHtml = &plainHtml; + } + + oOOData <<= *pPlainHtml; + } + else + { + oOOData = mData; + } + + return oOOData; +} + +namespace { + + +class PNGDataProvider : public DataProviderBaseImpl +{ + NSBitmapImageFileType meImageType; +public: + PNGDataProvider( const Any&, NSBitmapImageFileType); + + PNGDataProvider( NSData*, NSBitmapImageFileType); + + virtual NSData* getSystemData() override; + + virtual Any getOOoData() override; +}; + +} + +PNGDataProvider::PNGDataProvider( const Any& data, NSBitmapImageFileType eImageType) : + DataProviderBaseImpl(data), + meImageType( eImageType ) +{ +} + +PNGDataProvider::PNGDataProvider( NSData* data, NSBitmapImageFileType eImageType) : + DataProviderBaseImpl(data), + meImageType( eImageType ) +{ +} + +NSData* PNGDataProvider::getSystemData() +{ + Sequence<sal_Int8> pngData; + mData >>= pngData; + + Sequence<sal_Int8> imgData; + NSData* sysData = nullptr; + if( PNGToImage( pngData, imgData, meImageType)) + sysData = [NSData dataWithBytes: imgData.getArray() length: imgData.getLength()]; + + return sysData; +} + +/* The AOO 'PCT' filter is not yet good enough to be used + and there is no flavor defined for exchanging 'PCT' with AOO + so we convert 'PCT' to a PNG and provide this to AOO +*/ +Any PNGDataProvider::getOOoData() +{ + Any oOOData; + + if( mSystemData) + { + const unsigned int flavorDataLength = [mSystemData length]; + Sequence<sal_Int8> imgData( flavorDataLength); + memcpy( imgData.getArray(), [mSystemData bytes], flavorDataLength); + + Sequence<sal_Int8> pngData; + if( ImageToPNG( imgData, pngData)) + oOOData <<= pngData; + } + else + { + oOOData = mData; + } + + return oOOData; +} + +namespace { + +class FileListDataProvider : public DataProviderBaseImpl +{ +public: + FileListDataProvider(const Any& data); + FileListDataProvider(NSArray* data); + + virtual NSData* getSystemData() override; + virtual Any getOOoData() override; +}; + +} + +FileListDataProvider::FileListDataProvider(const Any& data) : + DataProviderBaseImpl(data) +{ +} + +FileListDataProvider::FileListDataProvider(NSArray* data) : + DataProviderBaseImpl(data) +{ +} + +NSData* FileListDataProvider::getSystemData() +{ + return [NSData data]; +} + +Any FileListDataProvider::getOOoData() +{ + Any oOOData; + + if (mSystemData) + { + size_t length = [mSystemData count]; + size_t lenSeqRequired = 0; + + for (size_t i = 0; i < length; i++) + { + NSString* fname = [mSystemData objectAtIndex: i]; + lenSeqRequired += [fname maximumLengthOfBytesUsingEncoding: NSUnicodeStringEncoding] + sizeof(unichar); + } + + Sequence<sal_Int8> oOOFileList(lenSeqRequired); + unichar* pBuffer = reinterpret_cast<unichar*>(oOOFileList.getArray()); + memset(pBuffer, 0, lenSeqRequired); + + for (size_t i = 0; i < length; i++) + { + NSString* fname = [mSystemData objectAtIndex: i]; + [fname getCharacters: pBuffer]; + size_t l = [fname length]; + pBuffer += l + 1; + } + + oOOData <<= oOOFileList; + } + else + { + oOOData = mData; + } + + return oOOData; +} + +DataFlavorMapper::DataFlavorMapper() +{ + Reference<XComponentContext> xContext = comphelper::getProcessComponentContext(); + mrXMimeCntFactory = MimeContentTypeFactory::create( xContext ); +} + +DataFlavorMapper::~DataFlavorMapper() +{ + // release potential NSStrings + for( OfficeOnlyTypes::iterator it = maOfficeOnlyTypes.begin(); it != maOfficeOnlyTypes.end(); ++it ) + { + [it->second release]; + it->second = nil; + } +} + +DataFlavor DataFlavorMapper::systemToOpenOfficeFlavor( const NSString* systemDataFlavor) const +{ + DataFlavor oOOFlavor; + + for (size_t i = 0; i < SIZE_FLAVOR_MAP; i++) + { + if ((flavorMap[i].SystemFlavor == nil && ([systemDataFlavor isEqualToString:[NSString stringWithUTF8String:flavorMap[i].OOoFlavor]] + || + [systemDataFlavor hasPrefix:[[NSString stringWithUTF8String:flavorMap[i].OOoFlavor] stringByAppendingString:@";"]])) + || + (flavorMap[i].SystemFlavor != nil && [systemDataFlavor isEqualToString:const_cast<NSString*>(flavorMap[i].SystemFlavor)])) + { + if (flavorMap[i].SystemFlavor == nil) + oOOFlavor.MimeType = NSStringToOUString(systemDataFlavor); + else + oOOFlavor.MimeType = OUString::createFromAscii(flavorMap[i].OOoFlavor); + oOOFlavor.HumanPresentableName = OUString::createFromAscii(flavorMap[i].HumanPresentableName); + oOOFlavor.DataType = flavorMap[i].DataTypeOUString ? cppu::UnoType<OUString>::get() : cppu::UnoType<Sequence<sal_Int8>>::get(); + return oOOFlavor; + } + } // for + + // look if this might be an internal type; if it comes in here it must have + // been through openOfficeToSystemFlavor before, so it should then be in the map + OUString aTryFlavor( NSStringToOUString( systemDataFlavor ) ); + if( maOfficeOnlyTypes.find( aTryFlavor ) != maOfficeOnlyTypes.end() ) + { + oOOFlavor.MimeType = aTryFlavor; + oOOFlavor.HumanPresentableName.clear(); + oOOFlavor.DataType = cppu::UnoType<Sequence<sal_Int8>>::get(); + } + + return oOOFlavor; +} + +const NSString* DataFlavorMapper::openOfficeToSystemFlavor( const DataFlavor& oOOFlavor, bool& rbInternal, bool bIsSystemClipboard ) const +{ + const NSString* sysFlavor = nullptr; + rbInternal = false; + + for( size_t i = 0; i < SIZE_FLAVOR_MAP; ++i ) + { + if (oOOFlavor.MimeType.startsWith(OUString::createFromAscii(flavorMap[i].OOoFlavor))) + { + // tdf#151679 Do not push FLAVOR_LINK to macOS general pasteboard + // When copying text from a Writer document and the FLAVOR_LINK + // flavor is pasted, Writer will edit the copied text in order + // to create a bookmark for DDE. + // The problem is that many macOS clipboard managers fetch *all* + // available flavors that are available in the macOS general + // pasteboard instead of just one flavor and this triggers the + // FLAVOR_LINK flavor's unusual editing behavor in Writer every + // time the user copies Writer text. + // Users have reported in tdf#1515679 that on macOS, Microsoft + // Writer, Excel, and PowerPoint do not recognize this flavor + // like is done on Windows so, in theory, we can just filter out + // this flavor when adding flavors to the macOS general pasteboard. + // With this change, the FLAVOR_LINK flavor will still be visible + // when copying and pasting within a single LibreOffice instance + // as well as when dragging from LibreOffice to other applications. + if (bIsSystemClipboard && !strcmp(FLAVOR_LINK, flavorMap[i].OOoFlavor)) + return nullptr; + + if (flavorMap[i].SystemFlavor != nil) + sysFlavor = flavorMap[i].SystemFlavor; + else + sysFlavor = OUStringToNSString(oOOFlavor.MimeType); + } + } + + if(!sysFlavor) + { + rbInternal = true; + OfficeOnlyTypes::const_iterator it = maOfficeOnlyTypes.find( oOOFlavor.MimeType ); + + if( it == maOfficeOnlyTypes.end() ) + sysFlavor = maOfficeOnlyTypes[ oOOFlavor.MimeType ] = OUStringToNSString( oOOFlavor.MimeType ); + else + sysFlavor = it->second; + } + + return sysFlavor; +} + +NSString* DataFlavorMapper::openOfficeImageToSystemFlavor(NSPasteboard* pPasteboard) +{ + NSArray *supportedTypes = [NSArray arrayWithObjects: NSPasteboardTypeTIFF, nil]; + NSString *sysFlavor = [pPasteboard availableTypeFromArray:supportedTypes]; + return sysFlavor; +} + +DataProviderPtr_t DataFlavorMapper::getDataProvider( const NSString* systemFlavor, Reference<XTransferable> const & rTransferable) const +{ + DataProviderPtr_t dp; + + try + { + DataFlavor oOOFlavor = systemToOpenOfficeFlavor(systemFlavor); + + Any data = rTransferable->getTransferData(oOOFlavor); + + if (isByteSequenceType(data.getValueType())) + { + /* + the HTMLFormatDataProvider prepends segment information to HTML + this is useful for exchange with MS Word (which brings this stuff from Windows) + but annoying for other applications. Since this extension is not a standard datatype + on the Mac, let us not provide but provide normal HTML + + if ([systemFlavor caseInsensitiveCompare: NSHTMLPboardType] == NSOrderedSame) + { + dp = DataProviderPtr_t(new HTMLFormatDataProvider(data)); + } + else + */ + if ([systemFlavor caseInsensitiveCompare: NSPasteboardTypeTIFF] == NSOrderedSame) + { + dp = DataProviderPtr_t( new PNGDataProvider( data, NSBitmapImageFileTypeTIFF)); + } +SAL_WNODEPRECATED_DECLARATIONS_PUSH + // "'NSFilenamesPboardType' is deprecated: first deprecated in macOS 10.14 - Create + // multiple pasteboard items with NSPasteboardTypeFileURL or kUTTypeFileURL instead" + else if ([systemFlavor caseInsensitiveCompare: NSFilenamesPboardType] == NSOrderedSame) +SAL_WNODEPRECATED_DECLARATIONS_POP + { + dp = DataProviderPtr_t(new FileListDataProvider(data)); + } + else + { + dp = DataProviderPtr_t(new ByteSequenceDataProvider(data)); + } + } + else // Must be OUString type + { + SAL_WARN_IF( + !isOUStringType(data.getValueType()), "vcl", + "must be OUString type"); + dp = DataProviderPtr_t(new UniDataProvider(data)); + } + } + catch( const UnsupportedFlavorException& e ) + { + SAL_WARN( "vcl.osx.clipboard", "DataFlavorMapper::getDataProvider(): Exception: " << e.Message ); + // Somebody violates the contract of the clipboard + // interface @see XTransferable + } + + return dp; +} + +DataProviderPtr_t DataFlavorMapper::getDataProvider( const NSString* /*systemFlavor*/, NSArray* systemData) +{ + return DataProviderPtr_t(new FileListDataProvider(systemData)); +} + +DataProviderPtr_t DataFlavorMapper::getDataProvider( const NSString* systemFlavor, NSData* systemData) +{ + DataProviderPtr_t dp; + + if ([systemFlavor caseInsensitiveCompare: NSPasteboardTypeString] == NSOrderedSame) + { + dp = DataProviderPtr_t(new UniDataProvider(systemData)); + } + else if ([systemFlavor caseInsensitiveCompare: NSPasteboardTypeHTML] == NSOrderedSame) + { + dp = DataProviderPtr_t(new HTMLFormatDataProvider(systemData)); + } + else if ([systemFlavor caseInsensitiveCompare: NSPasteboardTypeTIFF] == NSOrderedSame) + { + dp = DataProviderPtr_t( new PNGDataProvider(systemData, NSBitmapImageFileTypeTIFF)); + } +SAL_WNODEPRECATED_DECLARATIONS_PUSH + // "'NSFilenamesPboardType' is deprecated: first deprecated in macOS 10.14 - Create multiple + // pasteboard items with NSPasteboardTypeFileURL or kUTTypeFileURL instead" + else if ([systemFlavor caseInsensitiveCompare: NSFilenamesPboardType] == NSOrderedSame) +SAL_WNODEPRECATED_DECLARATIONS_POP + { + //dp = DataProviderPtr_t(new FileListDataProvider(systemData)); + } + else + { + dp = DataProviderPtr_t(new ByteSequenceDataProvider(systemData)); + } + + return dp; +} + +bool DataFlavorMapper::isValidMimeContentType(const OUString& contentType) const +{ + bool result = true; + + try + { + Reference<XMimeContentType> xCntType(mrXMimeCntFactory->createMimeContentType(contentType)); + } + catch( const IllegalArgumentException& e ) + { + SAL_WARN("vcl.osx.clipboard", "DataFlavorMapper::isValidMimeContentType(): Exception: " << e.Message); + result = false; + } + + return result; +} + +NSArray* DataFlavorMapper::flavorSequenceToTypesArray(const css::uno::Sequence<css::datatransfer::DataFlavor>& flavors, bool bIsSystemClipboard) const +{ + sal_uInt32 nFlavors = flavors.getLength(); + NSMutableArray* array = [[NSMutableArray alloc] initWithCapacity: 1]; + + bool bNeedDummyInternalFlavor(false); + + for (sal_uInt32 i = 0; i < nFlavors; i++) + { + if( flavors[i].MimeType.startsWith("image/bmp") ) + { + [array addObject: NSPasteboardTypeTIFF]; + } + else + { + const NSString* str = openOfficeToSystemFlavor(flavors[i], bNeedDummyInternalFlavor, bIsSystemClipboard); + + if (str != nullptr) + { + [str retain]; + [array addObject: str]; + } + } + } + + // #i89462# #i90747# + // in case no system flavor was found to report + // report at least one so D&D between OOo targets works + if( [array count] == 0 || bNeedDummyInternalFlavor) + { + [array addObject: [NSString stringWithUTF8String: FLAVOR_DUMMY_INTERNAL]]; + } + + return [array autorelease]; +} + +css::uno::Sequence<css::datatransfer::DataFlavor> DataFlavorMapper::typesArrayToFlavorSequence(NSArray* types) const +{ + int nFormats = [types count]; + Sequence<DataFlavor> flavors; + + for (int i = 0; i < nFormats; i++) + { + NSString* sysFormat = [types objectAtIndex: i]; + DataFlavor oOOFlavor = systemToOpenOfficeFlavor(sysFormat); + + if (isValidFlavor(oOOFlavor)) + { + flavors.realloc(flavors.getLength() + 1); + flavors.getArray()[flavors.getLength() - 1] = oOOFlavor; + } + } + + return flavors; +} + +NSArray* DataFlavorMapper::getAllSupportedPboardTypes() +{ + NSMutableArray* array = [[NSMutableArray alloc] initWithCapacity: SIZE_FLAVOR_MAP]; + + for (sal_uInt32 i = 0; i < SIZE_FLAVOR_MAP; i++) + { + if (flavorMap[i].SystemFlavor != nil) + [array addObject: flavorMap[i].SystemFlavor]; + else + [array addObject: [NSString stringWithUTF8String: flavorMap[i].OOoFlavor]]; + } + + return [array autorelease]; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |