1 /* 2 * Copyright (c) 2008, 2009, Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 #ifndef ChromiumDataObject_h 32 #define ChromiumDataObject_h 33 34 #include "Clipboard.h" 35 #include "KURL.h" 36 #include "PlatformString.h" 37 #include "SharedBuffer.h" 38 #include <wtf/HashSet.h> 39 #include <wtf/RefPtr.h> 40 #include <wtf/Vector.h> 41 #include <wtf/text/StringHash.h> 42 43 namespace WebCore { 44 45 // A data object for holding data that would be in a clipboard or moved 46 // during a drag-n-drop operation. This is the data that WebCore is aware 47 // of and is not specific to a platform. 48 class ChromiumDataObject : public RefCounted<ChromiumDataObject> { 49 public: create(Clipboard::ClipboardType clipboardType)50 static PassRefPtr<ChromiumDataObject> create(Clipboard::ClipboardType clipboardType) 51 { 52 return adoptRef(new ChromiumDataObject(clipboardType)); 53 } 54 copy()55 PassRefPtr<ChromiumDataObject> copy() const 56 { 57 return adoptRef(new ChromiumDataObject(*this)); 58 } 59 60 void clearData(const String& type); 61 void clearAll(); 62 void clearAllExceptFiles(); 63 64 bool hasData() const; 65 66 HashSet<String> types() const; 67 String getData(const String& type, bool& success); 68 bool setData(const String& type, const String& data); 69 70 // Special handlers for URL/HTML metadata. urlTitle()71 String urlTitle() const { return m_urlTitle; } setUrlTitle(const String & urlTitle)72 void setUrlTitle(const String& urlTitle) { m_urlTitle = urlTitle; } htmlBaseUrl()73 KURL htmlBaseUrl() const { return m_htmlBaseUrl; } setHtmlBaseUrl(const KURL & url)74 void setHtmlBaseUrl(const KURL& url) { m_htmlBaseUrl = url; } 75 76 // Used to handle files being dragged in. 77 bool containsFilenames() const; filenames()78 Vector<String> filenames() const { return m_filenames; } setFilenames(const Vector<String> & filenames)79 void setFilenames(const Vector<String>& filenames) { m_filenames = filenames; } 80 81 // Used to handle files (images) being dragged out. fileExtension()82 String fileExtension() const { return m_fileExtension; } setFileExtension(const String & fileExtension)83 void setFileExtension(const String& fileExtension) { m_fileExtension = fileExtension; } fileContentFilename()84 String fileContentFilename() const { return m_fileContentFilename; } setFileContentFilename(const String & fileContentFilename)85 void setFileContentFilename(const String& fileContentFilename) { m_fileContentFilename = fileContentFilename; } fileContent()86 PassRefPtr<SharedBuffer> fileContent() const { return m_fileContent; } setFileContent(PassRefPtr<SharedBuffer> fileContent)87 void setFileContent(PassRefPtr<SharedBuffer> fileContent) { m_fileContent = fileContent; } 88 89 private: 90 ChromiumDataObject(Clipboard::ClipboardType); 91 ChromiumDataObject(const ChromiumDataObject&); 92 93 Clipboard::ClipboardType m_clipboardType; 94 95 String m_urlTitle; 96 97 String m_downloadMetadata; 98 99 String m_fileExtension; 100 Vector<String> m_filenames; 101 102 String m_plainText; 103 104 String m_textHtml; 105 KURL m_htmlBaseUrl; 106 107 String m_fileContentFilename; 108 RefPtr<SharedBuffer> m_fileContent; 109 110 // These two are linked. Setting m_url will set m_uriList to the same 111 // string value; setting m_uriList will cause its contents to be parsed 112 // according to RFC 2483 and the first URL found will be set in m_url. 113 KURL m_url; 114 String m_uriList; 115 }; 116 117 } // namespace WebCore 118 119 #endif 120 121