1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "ui/base/dragdrop/os_exchange_data_provider_aura.h" 6 7 #include "base/logging.h" 8 #include "base/strings/utf_string_conversions.h" 9 #include "net/base/net_util.h" 10 #include "ui/base/clipboard/clipboard.h" 11 #include "ui/base/clipboard/scoped_clipboard_writer.h" 12 #include "ui/base/dragdrop/file_info.h" 13 14 namespace ui { 15 16 OSExchangeDataProviderAura::OSExchangeDataProviderAura() 17 : formats_(0) { 18 } 19 20 OSExchangeDataProviderAura::~OSExchangeDataProviderAura() {} 21 22 OSExchangeData::Provider* OSExchangeDataProviderAura::Clone() const { 23 OSExchangeDataProviderAura* ret = new OSExchangeDataProviderAura(); 24 ret->formats_ = formats_; 25 ret->string_ = string_; 26 ret->url_ = url_; 27 ret->title_ = title_; 28 ret->filenames_ = filenames_; 29 ret->pickle_data_ = pickle_data_; 30 // We skip copying the drag images. 31 ret->html_ = html_; 32 ret->base_url_ = base_url_; 33 34 return ret; 35 } 36 37 void OSExchangeDataProviderAura::MarkOriginatedFromRenderer() { 38 // TODO(dcheng): Currently unneeded because ChromeOS Aura correctly separates 39 // URL and filename metadata, and does not implement the DownloadURL protocol. 40 } 41 42 bool OSExchangeDataProviderAura::DidOriginateFromRenderer() const { 43 return false; 44 } 45 46 void OSExchangeDataProviderAura::SetString(const base::string16& data) { 47 if (HasString()) 48 return; 49 50 string_ = data; 51 formats_ |= OSExchangeData::STRING; 52 } 53 54 void OSExchangeDataProviderAura::SetURL(const GURL& url, 55 const base::string16& title) { 56 url_ = url; 57 title_ = title; 58 formats_ |= OSExchangeData::URL; 59 60 SetString(base::UTF8ToUTF16(url.spec())); 61 } 62 63 void OSExchangeDataProviderAura::SetFilename(const base::FilePath& path) { 64 filenames_.clear(); 65 filenames_.push_back(FileInfo(path, base::FilePath())); 66 formats_ |= OSExchangeData::FILE_NAME; 67 } 68 69 void OSExchangeDataProviderAura::SetFilenames( 70 const std::vector<FileInfo>& filenames) { 71 filenames_ = filenames; 72 formats_ |= OSExchangeData::FILE_NAME; 73 } 74 75 void OSExchangeDataProviderAura::SetPickledData( 76 const OSExchangeData::CustomFormat& format, 77 const Pickle& data) { 78 pickle_data_[format] = data; 79 formats_ |= OSExchangeData::PICKLED_DATA; 80 } 81 82 bool OSExchangeDataProviderAura::GetString(base::string16* data) const { 83 if ((formats_ & OSExchangeData::STRING) == 0) 84 return false; 85 *data = string_; 86 return true; 87 } 88 89 bool OSExchangeDataProviderAura::GetURLAndTitle( 90 OSExchangeData::FilenameToURLPolicy policy, 91 GURL* url, 92 base::string16* title) const { 93 // TODO(dcheng): implement filename conversion. 94 if ((formats_ & OSExchangeData::URL) == 0) { 95 title->clear(); 96 return GetPlainTextURL(url); 97 } 98 99 if (!url_.is_valid()) 100 return false; 101 102 *url = url_; 103 *title = title_; 104 return true; 105 } 106 107 bool OSExchangeDataProviderAura::GetFilename(base::FilePath* path) const { 108 if ((formats_ & OSExchangeData::FILE_NAME) == 0) 109 return false; 110 DCHECK(!filenames_.empty()); 111 *path = filenames_[0].path; 112 return true; 113 } 114 115 bool OSExchangeDataProviderAura::GetFilenames( 116 std::vector<FileInfo>* filenames) const { 117 if ((formats_ & OSExchangeData::FILE_NAME) == 0) 118 return false; 119 *filenames = filenames_; 120 return true; 121 } 122 123 bool OSExchangeDataProviderAura::GetPickledData( 124 const OSExchangeData::CustomFormat& format, 125 Pickle* data) const { 126 PickleData::const_iterator i = pickle_data_.find(format); 127 if (i == pickle_data_.end()) 128 return false; 129 130 *data = i->second; 131 return true; 132 } 133 134 bool OSExchangeDataProviderAura::HasString() const { 135 return (formats_ & OSExchangeData::STRING) != 0; 136 } 137 138 bool OSExchangeDataProviderAura::HasURL( 139 OSExchangeData::FilenameToURLPolicy policy) const { 140 // TODO(dcheng): implement filename conversion. 141 if ((formats_ & OSExchangeData::URL) != 0) { 142 return true; 143 } 144 // No URL, see if we have plain text that can be parsed as a URL. 145 return GetPlainTextURL(NULL); 146 } 147 148 bool OSExchangeDataProviderAura::HasFile() const { 149 return (formats_ & OSExchangeData::FILE_NAME) != 0; 150 } 151 152 bool OSExchangeDataProviderAura::HasCustomFormat( 153 const OSExchangeData::CustomFormat& format) const { 154 return pickle_data_.find(format) != pickle_data_.end(); 155 } 156 157 void OSExchangeDataProviderAura::SetHtml(const base::string16& html, 158 const GURL& base_url) { 159 formats_ |= OSExchangeData::HTML; 160 html_ = html; 161 base_url_ = base_url; 162 } 163 164 bool OSExchangeDataProviderAura::GetHtml(base::string16* html, 165 GURL* base_url) const { 166 if ((formats_ & OSExchangeData::HTML) == 0) 167 return false; 168 *html = html_; 169 *base_url = base_url_; 170 return true; 171 } 172 173 bool OSExchangeDataProviderAura::HasHtml() const { 174 return ((formats_ & OSExchangeData::HTML) != 0); 175 } 176 177 void OSExchangeDataProviderAura::SetDragImage( 178 const gfx::ImageSkia& image, 179 const gfx::Vector2d& cursor_offset) { 180 drag_image_ = image; 181 drag_image_offset_ = cursor_offset; 182 } 183 184 const gfx::ImageSkia& OSExchangeDataProviderAura::GetDragImage() const { 185 return drag_image_; 186 } 187 188 const gfx::Vector2d& 189 OSExchangeDataProviderAura::GetDragImageOffset() const { 190 return drag_image_offset_; 191 } 192 193 bool OSExchangeDataProviderAura::GetPlainTextURL(GURL* url) const { 194 if ((formats_ & OSExchangeData::STRING) == 0) 195 return false; 196 197 GURL test_url(string_); 198 if (!test_url.is_valid()) 199 return false; 200 201 if (url) 202 *url = test_url; 203 return true; 204 } 205 206 /////////////////////////////////////////////////////////////////////////////// 207 // OSExchangeData, public: 208 209 // static 210 OSExchangeData::Provider* OSExchangeData::CreateProvider() { 211 return new OSExchangeDataProviderAura(); 212 } 213 214 } // namespace ui 215
