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| 1 // Copyright (c) 2013 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 <stddef.h> | |
| 6 #include <stdint.h> | |
| 7 | |
| 8 #include "stdafx.h" | |
| 9 #include "win8/metro_driver/file_picker_ash.h" | |
| 10 | |
| 11 #include "base/bind.h" | |
| 12 #include "base/logging.h" | |
| 13 #include "base/message_loop/message_loop.h" | |
| 14 #include "base/strings/string_split.h" | |
| 15 #include "base/strings/string_util.h" | |
| 16 #include "base/synchronization/waitable_event.h" | |
| 17 #include "base/win/scoped_comptr.h" | |
| 18 #include "ui/metro_viewer/metro_viewer_messages.h" | |
| 19 #include "win8/metro_driver/chrome_app_view_ash.h" | |
| 20 #include "win8/metro_driver/winrt_utils.h" | |
| 21 | |
| 22 namespace { | |
| 23 | |
| 24 typedef winfoundtn::Collections::IVector<HSTRING> StringVectorItf; | |
| 25 | |
| 26 // TODO(siggi): Complete this implementation and move it to a common place. | |
| 27 class StringVectorImpl : public mswr::RuntimeClass<StringVectorItf> { | |
| 28 public: | |
| 29 ~StringVectorImpl() override { | |
| 30 std::for_each(strings_.begin(), strings_.end(), ::WindowsDeleteString); | |
| 31 } | |
| 32 | |
| 33 HRESULT RuntimeClassInitialize(const std::vector<base::string16>& list) { | |
| 34 for (size_t i = 0; i < list.size(); ++i) | |
| 35 strings_.push_back(MakeHString(list[i])); | |
| 36 | |
| 37 return S_OK; | |
| 38 } | |
| 39 | |
| 40 // IVector<HSTRING> implementation. | |
| 41 STDMETHOD(GetAt)(unsigned index, HSTRING* item) override { | |
| 42 if (index >= strings_.size()) | |
| 43 return E_INVALIDARG; | |
| 44 | |
| 45 return ::WindowsDuplicateString(strings_[index], item); | |
| 46 } | |
| 47 STDMETHOD(get_Size)(unsigned* size) override { | |
| 48 if (strings_.size() > UINT_MAX) | |
| 49 return E_UNEXPECTED; | |
| 50 *size = static_cast<unsigned>(strings_.size()); | |
| 51 return S_OK; | |
| 52 } | |
| 53 STDMETHOD(GetView)( | |
| 54 winfoundtn::Collections::IVectorView<HSTRING>** view) override { | |
| 55 return E_NOTIMPL; | |
| 56 } | |
| 57 STDMETHOD(IndexOf)(HSTRING value, unsigned* index, boolean* found) override { | |
| 58 return E_NOTIMPL; | |
| 59 } | |
| 60 | |
| 61 // write methods | |
| 62 STDMETHOD(SetAt)(unsigned index, HSTRING item) override { return E_NOTIMPL; } | |
| 63 STDMETHOD(InsertAt)(unsigned index, HSTRING item) override { | |
| 64 return E_NOTIMPL; | |
| 65 } | |
| 66 STDMETHOD(RemoveAt)(unsigned index) override { return E_NOTIMPL; } | |
| 67 STDMETHOD(Append)(HSTRING item) override { return E_NOTIMPL; } | |
| 68 STDMETHOD(RemoveAtEnd)() override { return E_NOTIMPL; } | |
| 69 STDMETHOD(Clear)() override { return E_NOTIMPL; } | |
| 70 | |
| 71 private: | |
| 72 std::vector<HSTRING> strings_; | |
| 73 }; | |
| 74 | |
| 75 } // namespace | |
| 76 | |
| 77 FilePickerSessionBase::~FilePickerSessionBase() { | |
| 78 } | |
| 79 | |
| 80 bool FilePickerSessionBase::Run() { | |
| 81 if (!DoFilePicker()) | |
| 82 return false; | |
| 83 return success_; | |
| 84 } | |
| 85 | |
| 86 FilePickerSessionBase::FilePickerSessionBase(ChromeAppViewAsh* app_view, | |
| 87 const base::string16& title, | |
| 88 const base::string16& filter, | |
| 89 const base::FilePath& default_path) | |
| 90 : success_(false), | |
| 91 title_(title), | |
| 92 filter_(filter), | |
| 93 default_path_(default_path), | |
| 94 app_view_(app_view) { | |
| 95 } | |
| 96 | |
| 97 bool FilePickerSessionBase::DoFilePicker() { | |
| 98 // The file picker will fail if spawned from a snapped application, | |
| 99 // so let's attempt to unsnap first if we're in that state. | |
| 100 HRESULT hr = ChromeAppViewAsh::Unsnap(); | |
| 101 if (FAILED(hr)) { | |
| 102 LOG(ERROR) << "Failed to unsnap for file picker, error 0x" << hr; | |
| 103 return false; | |
| 104 } | |
| 105 hr = StartFilePicker(); | |
| 106 if (FAILED(hr)) { | |
| 107 LOG(ERROR) << "Failed to start file picker, error 0x" | |
| 108 << std::hex << hr; | |
| 109 return false; | |
| 110 } | |
| 111 return true; | |
| 112 } | |
| 113 | |
| 114 OpenFilePickerSession::OpenFilePickerSession( | |
| 115 ChromeAppViewAsh* app_view, | |
| 116 const base::string16& title, | |
| 117 const base::string16& filter, | |
| 118 const base::FilePath& default_path, | |
| 119 bool allow_multi_select) | |
| 120 : FilePickerSessionBase(app_view, title, filter, default_path), | |
| 121 allow_multi_select_(allow_multi_select) { | |
| 122 } | |
| 123 | |
| 124 OpenFilePickerSession::~OpenFilePickerSession() { | |
| 125 } | |
| 126 | |
| 127 HRESULT OpenFilePickerSession::SinglePickerDone(SingleFileAsyncOp* async, | |
| 128 AsyncStatus status) { | |
| 129 if (status == Completed) { | |
| 130 mswr::ComPtr<winstorage::IStorageFile> file; | |
| 131 HRESULT hr = async->GetResults(file.GetAddressOf()); | |
| 132 | |
| 133 if (file) { | |
| 134 mswr::ComPtr<winstorage::IStorageItem> storage_item; | |
| 135 if (SUCCEEDED(hr)) | |
| 136 hr = file.As(&storage_item); | |
| 137 | |
| 138 mswrw::HString file_path; | |
| 139 if (SUCCEEDED(hr)) | |
| 140 hr = storage_item->get_Path(file_path.GetAddressOf()); | |
| 141 | |
| 142 if (SUCCEEDED(hr)) { | |
| 143 UINT32 path_len = 0; | |
| 144 const wchar_t* path_str = | |
| 145 ::WindowsGetStringRawBuffer(file_path.Get(), &path_len); | |
| 146 | |
| 147 result_ = path_str; | |
| 148 success_ = true; | |
| 149 } | |
| 150 } else { | |
| 151 LOG(ERROR) << "NULL IStorageItem"; | |
| 152 } | |
| 153 } else { | |
| 154 LOG(ERROR) << "Unexpected async status " << static_cast<int>(status); | |
| 155 } | |
| 156 app_view_->OnOpenFileCompleted(this, success_); | |
| 157 return S_OK; | |
| 158 } | |
| 159 | |
| 160 HRESULT OpenFilePickerSession::MultiPickerDone(MultiFileAsyncOp* async, | |
| 161 AsyncStatus status) { | |
| 162 if (status == Completed) { | |
| 163 mswr::ComPtr<StorageFileVectorCollection> files; | |
| 164 HRESULT hr = async->GetResults(files.GetAddressOf()); | |
| 165 | |
| 166 if (files) { | |
| 167 base::string16 result; | |
| 168 if (SUCCEEDED(hr)) | |
| 169 hr = ComposeMultiFileResult(files.Get(), &result); | |
| 170 | |
| 171 if (SUCCEEDED(hr)) { | |
| 172 success_ = true; | |
| 173 // The code below has been copied from the | |
| 174 // SelectFileDialogImpl::RunOpenMultiFileDialog function in | |
| 175 // select_file_dialog_win.cc. | |
| 176 // TODO(ananta) | |
| 177 // Consolidate this into a common place. | |
| 178 const wchar_t* selection = result.c_str(); | |
| 179 std::vector<base::FilePath> files; | |
| 180 | |
| 181 while (*selection) { // Empty string indicates end of list. | |
| 182 files.push_back(base::FilePath(selection)); | |
| 183 // Skip over filename and null-terminator. | |
| 184 selection += files.back().value().length() + 1; | |
| 185 } | |
| 186 if (files.empty()) { | |
| 187 success_ = false; | |
| 188 } else if (files.size() == 1) { | |
| 189 // When there is one file, it contains the path and filename. | |
| 190 filenames_ = files; | |
| 191 } else if (files.size() > 1) { | |
| 192 // Otherwise, the first string is the path, and the remainder are | |
| 193 // filenames. | |
| 194 std::vector<base::FilePath>::iterator path = files.begin(); | |
| 195 for (std::vector<base::FilePath>::iterator file = path + 1; | |
| 196 file != files.end(); ++file) { | |
| 197 filenames_.push_back(path->Append(*file)); | |
| 198 } | |
| 199 } | |
| 200 } | |
| 201 } else { | |
| 202 LOG(ERROR) << "NULL StorageFileVectorCollection"; | |
| 203 } | |
| 204 } else { | |
| 205 LOG(ERROR) << "Unexpected async status " << static_cast<int>(status); | |
| 206 } | |
| 207 app_view_->OnOpenFileCompleted(this, success_); | |
| 208 return S_OK; | |
| 209 } | |
| 210 | |
| 211 HRESULT OpenFilePickerSession::StartFilePicker() { | |
| 212 mswrw::HStringReference class_name( | |
| 213 RuntimeClass_Windows_Storage_Pickers_FileOpenPicker); | |
| 214 | |
| 215 // Create the file picker. | |
| 216 mswr::ComPtr<winstorage::Pickers::IFileOpenPicker> picker; | |
| 217 HRESULT hr = ::Windows::Foundation::ActivateInstance( | |
| 218 class_name.Get(), picker.GetAddressOf()); | |
| 219 CheckHR(hr); | |
| 220 | |
| 221 // Set the file type filter | |
| 222 mswr::ComPtr<winfoundtn::Collections::IVector<HSTRING>> filter; | |
| 223 hr = picker->get_FileTypeFilter(filter.GetAddressOf()); | |
| 224 if (FAILED(hr)) | |
| 225 return hr; | |
| 226 | |
| 227 if (filter_.empty()) { | |
| 228 hr = filter->Append(mswrw::HStringReference(L"*").Get()); | |
| 229 if (FAILED(hr)) | |
| 230 return hr; | |
| 231 } else { | |
| 232 // The filter is a concatenation of zero terminated string pairs, | |
| 233 // where each pair is {description, extension}. The concatenation ends | |
| 234 // with a zero length string - e.g. a double zero terminator. | |
| 235 const wchar_t* walk = filter_.c_str(); | |
| 236 while (*walk != L'\0') { | |
| 237 // Walk past the description. | |
| 238 walk += wcslen(walk) + 1; | |
| 239 | |
| 240 // We should have an extension, but bail on malformed filters. | |
| 241 if (*walk == L'\0') | |
| 242 break; | |
| 243 | |
| 244 // There can be a single extension, or a list of semicolon-separated ones. | |
| 245 std::vector<base::string16> extensions_win32_style = base::SplitString( | |
| 246 walk, L";", base::KEEP_WHITESPACE, base::SPLIT_WANT_NONEMPTY); | |
| 247 | |
| 248 // Metro wants suffixes only, not patterns. | |
| 249 mswrw::HString extension; | |
| 250 for (size_t i = 0; i < extensions_win32_style.size(); ++i) { | |
| 251 if (extensions_win32_style[i] == L"*.*") { | |
| 252 // The wildcard filter is "*" for Metro. The string "*.*" produces | |
| 253 // an "invalid parameter" error. | |
| 254 hr = extension.Set(L"*"); | |
| 255 } else { | |
| 256 // Metro wants suffixes only, not patterns. | |
| 257 base::string16 ext = | |
| 258 base::FilePath(extensions_win32_style[i]).Extension(); | |
| 259 if ((ext.size() < 2) || | |
| 260 (ext.find_first_of(L"*?") != base::string16::npos)) { | |
| 261 continue; | |
| 262 } | |
| 263 hr = extension.Set(ext.c_str()); | |
| 264 } | |
| 265 if (SUCCEEDED(hr)) | |
| 266 hr = filter->Append(extension.Get()); | |
| 267 if (FAILED(hr)) | |
| 268 return hr; | |
| 269 } | |
| 270 | |
| 271 // Walk past the extension. | |
| 272 walk += wcslen(walk) + 1; | |
| 273 } | |
| 274 } | |
| 275 | |
| 276 // Spin up a single or multi picker as appropriate. | |
| 277 if (allow_multi_select_) { | |
| 278 mswr::ComPtr<MultiFileAsyncOp> completion; | |
| 279 hr = picker->PickMultipleFilesAsync(&completion); | |
| 280 if (FAILED(hr)) | |
| 281 return hr; | |
| 282 | |
| 283 // Create the callback method. | |
| 284 typedef winfoundtn::IAsyncOperationCompletedHandler< | |
| 285 StorageFileVectorCollection*> HandlerDoneType; | |
| 286 mswr::ComPtr<HandlerDoneType> handler(mswr::Callback<HandlerDoneType>( | |
| 287 this, &OpenFilePickerSession::MultiPickerDone)); | |
| 288 DCHECK(handler.Get() != NULL); | |
| 289 hr = completion->put_Completed(handler.Get()); | |
| 290 | |
| 291 return hr; | |
| 292 } else { | |
| 293 mswr::ComPtr<SingleFileAsyncOp> completion; | |
| 294 hr = picker->PickSingleFileAsync(&completion); | |
| 295 if (FAILED(hr)) | |
| 296 return hr; | |
| 297 | |
| 298 // Create the callback method. | |
| 299 typedef winfoundtn::IAsyncOperationCompletedHandler< | |
| 300 winstorage::StorageFile*> HandlerDoneType; | |
| 301 mswr::ComPtr<HandlerDoneType> handler(mswr::Callback<HandlerDoneType>( | |
| 302 this, &OpenFilePickerSession::SinglePickerDone)); | |
| 303 DCHECK(handler.Get() != NULL); | |
| 304 hr = completion->put_Completed(handler.Get()); | |
| 305 | |
| 306 return hr; | |
| 307 } | |
| 308 } | |
| 309 | |
| 310 HRESULT OpenFilePickerSession::ComposeMultiFileResult( | |
| 311 StorageFileVectorCollection* files, base::string16* result) { | |
| 312 DCHECK(files != NULL); | |
| 313 DCHECK(result != NULL); | |
| 314 | |
| 315 // Empty the output string. | |
| 316 result->clear(); | |
| 317 | |
| 318 unsigned int num_files = 0; | |
| 319 HRESULT hr = files->get_Size(&num_files); | |
| 320 if (FAILED(hr)) | |
| 321 return hr; | |
| 322 | |
| 323 // Make sure we return an error on an empty collection. | |
| 324 if (num_files == 0) { | |
| 325 DLOG(ERROR) << "Empty collection on input."; | |
| 326 return E_UNEXPECTED; | |
| 327 } | |
| 328 | |
| 329 // This stores the base path that should be the parent of all the files. | |
| 330 base::FilePath base_path; | |
| 331 | |
| 332 // Iterate through the collection and append the file paths to the result. | |
| 333 for (unsigned int i = 0; i < num_files; ++i) { | |
| 334 mswr::ComPtr<winstorage::IStorageFile> file; | |
| 335 hr = files->GetAt(i, file.GetAddressOf()); | |
| 336 if (FAILED(hr)) | |
| 337 return hr; | |
| 338 | |
| 339 mswr::ComPtr<winstorage::IStorageItem> storage_item; | |
| 340 hr = file.As(&storage_item); | |
| 341 if (FAILED(hr)) | |
| 342 return hr; | |
| 343 | |
| 344 mswrw::HString file_path_str; | |
| 345 hr = storage_item->get_Path(file_path_str.GetAddressOf()); | |
| 346 if (FAILED(hr)) | |
| 347 return hr; | |
| 348 | |
| 349 base::FilePath file_path(MakeStdWString(file_path_str.Get())); | |
| 350 if (base_path.empty()) { | |
| 351 DCHECK(result->empty()); | |
| 352 base_path = file_path.DirName(); | |
| 353 | |
| 354 // Append the path, including the terminating zero. | |
| 355 // We do this only for the first file. | |
| 356 result->append(base_path.value().c_str(), base_path.value().size() + 1); | |
| 357 } | |
| 358 DCHECK(!result->empty()); | |
| 359 DCHECK(!base_path.empty()); | |
| 360 DCHECK(base_path == file_path.DirName()); | |
| 361 | |
| 362 // Append the base name, including the terminating zero. | |
| 363 base::FilePath base_name = file_path.BaseName(); | |
| 364 result->append(base_name.value().c_str(), base_name.value().size() + 1); | |
| 365 } | |
| 366 | |
| 367 DCHECK(!result->empty()); | |
| 368 | |
| 369 return S_OK; | |
| 370 } | |
| 371 | |
| 372 SaveFilePickerSession::SaveFilePickerSession( | |
| 373 ChromeAppViewAsh* app_view, | |
| 374 const MetroViewerHostMsg_SaveAsDialogParams& params) | |
| 375 : FilePickerSessionBase(app_view, | |
| 376 params.title, | |
| 377 params.filter, | |
| 378 params.suggested_name), | |
| 379 filter_index_(params.filter_index) { | |
| 380 } | |
| 381 | |
| 382 int SaveFilePickerSession::filter_index() const { | |
| 383 // TODO(ananta) | |
| 384 // Add support for returning the correct filter index. This does not work in | |
| 385 // regular Chrome metro on trunk as well. | |
| 386 // BUG: https://code.google.com/p/chromium/issues/detail?id=172704 | |
| 387 return filter_index_; | |
| 388 } | |
| 389 | |
| 390 HRESULT SaveFilePickerSession::StartFilePicker() { | |
| 391 mswrw::HStringReference class_name( | |
| 392 RuntimeClass_Windows_Storage_Pickers_FileSavePicker); | |
| 393 | |
| 394 // Create the file picker. | |
| 395 mswr::ComPtr<winstorage::Pickers::IFileSavePicker> picker; | |
| 396 HRESULT hr = ::Windows::Foundation::ActivateInstance( | |
| 397 class_name.Get(), picker.GetAddressOf()); | |
| 398 CheckHR(hr); | |
| 399 | |
| 400 typedef winfoundtn::Collections::IMap<HSTRING, StringVectorItf*> | |
| 401 StringVectorMap; | |
| 402 mswr::ComPtr<StringVectorMap> choices; | |
| 403 hr = picker->get_FileTypeChoices(choices.GetAddressOf()); | |
| 404 if (FAILED(hr)) | |
| 405 return hr; | |
| 406 | |
| 407 if (!filter_.empty()) { | |
| 408 // The filter is a concatenation of zero terminated string pairs, | |
| 409 // where each pair is {description, extension list}. The concatenation ends | |
| 410 // with a zero length string - e.g. a double zero terminator. | |
| 411 const wchar_t* walk = filter_.c_str(); | |
| 412 while (*walk != L'\0') { | |
| 413 mswrw::HString description; | |
| 414 hr = description.Set(walk); | |
| 415 if (FAILED(hr)) | |
| 416 return hr; | |
| 417 | |
| 418 // Walk past the description. | |
| 419 walk += wcslen(walk) + 1; | |
| 420 | |
| 421 // We should have an extension, but bail on malformed filters. | |
| 422 if (*walk == L'\0') | |
| 423 break; | |
| 424 | |
| 425 // There can be a single extension, or a list of semicolon-separated ones. | |
| 426 std::vector<base::string16> extensions_win32_style = base::SplitString( | |
| 427 walk, L";", base::KEEP_WHITESPACE, base::SPLIT_WANT_NONEMPTY); | |
| 428 | |
| 429 // Metro wants suffixes only, not patterns. Also, metro does not support | |
| 430 // the all files ("*") pattern in the save picker. | |
| 431 std::vector<base::string16> extensions; | |
| 432 for (size_t i = 0; i < extensions_win32_style.size(); ++i) { | |
| 433 base::string16 ext = | |
| 434 base::FilePath(extensions_win32_style[i]).Extension(); | |
| 435 if ((ext.size() < 2) || | |
| 436 (ext.find_first_of(L"*?") != base::string16::npos)) | |
| 437 continue; | |
| 438 extensions.push_back(ext); | |
| 439 } | |
| 440 | |
| 441 if (!extensions.empty()) { | |
| 442 // Convert to a Metro collection class. | |
| 443 mswr::ComPtr<StringVectorItf> list; | |
| 444 hr = mswr::MakeAndInitialize<StringVectorImpl>( | |
| 445 list.GetAddressOf(), extensions); | |
| 446 if (FAILED(hr)) | |
| 447 return hr; | |
| 448 | |
| 449 // Finally set the filter. | |
| 450 boolean replaced = FALSE; | |
| 451 hr = choices->Insert(description.Get(), list.Get(), &replaced); | |
| 452 if (FAILED(hr)) | |
| 453 return hr; | |
| 454 DCHECK_EQ(FALSE, replaced); | |
| 455 } | |
| 456 | |
| 457 // Walk past the extension(s). | |
| 458 walk += wcslen(walk) + 1; | |
| 459 } | |
| 460 } | |
| 461 | |
| 462 // The save picker requires at least one choice. Callers are strongly advised | |
| 463 // to provide sensible choices. If none were given, fallback to .dat. | |
| 464 uint32_t num_choices = 0; | |
| 465 hr = choices->get_Size(&num_choices); | |
| 466 if (FAILED(hr)) | |
| 467 return hr; | |
| 468 | |
| 469 if (num_choices == 0) { | |
| 470 mswrw::HString description; | |
| 471 // TODO(grt): Get a properly translated string. This can't be done from | |
| 472 // within metro_driver. Consider preprocessing the filter list in Chrome | |
| 473 // land to ensure it has this entry if all others are patterns. In that | |
| 474 // case, this whole block of code can be removed. | |
| 475 hr = description.Set(L"Data File"); | |
| 476 if (FAILED(hr)) | |
| 477 return hr; | |
| 478 | |
| 479 mswr::ComPtr<StringVectorItf> list; | |
| 480 hr = mswr::MakeAndInitialize<StringVectorImpl>( | |
| 481 list.GetAddressOf(), std::vector<base::string16>(1, L".dat")); | |
| 482 if (FAILED(hr)) | |
| 483 return hr; | |
| 484 | |
| 485 boolean replaced = FALSE; | |
| 486 hr = choices->Insert(description.Get(), list.Get(), &replaced); | |
| 487 if (FAILED(hr)) | |
| 488 return hr; | |
| 489 DCHECK_EQ(FALSE, replaced); | |
| 490 } | |
| 491 | |
| 492 if (!default_path_.empty()) { | |
| 493 base::string16 file_part = default_path_.BaseName().value(); | |
| 494 // If the suggested_name is a root directory, then don't set it as the | |
| 495 // suggested name. | |
| 496 if (file_part.size() == 1 && file_part[0] == L'\\') | |
| 497 file_part.clear(); | |
| 498 hr = picker->put_SuggestedFileName( | |
| 499 mswrw::HStringReference(file_part.c_str()).Get()); | |
| 500 if (FAILED(hr)) | |
| 501 return hr; | |
| 502 } | |
| 503 | |
| 504 mswr::ComPtr<SaveFileAsyncOp> completion; | |
| 505 hr = picker->PickSaveFileAsync(&completion); | |
| 506 if (FAILED(hr)) | |
| 507 return hr; | |
| 508 | |
| 509 // Create the callback method. | |
| 510 typedef winfoundtn::IAsyncOperationCompletedHandler< | |
| 511 winstorage::StorageFile*> HandlerDoneType; | |
| 512 mswr::ComPtr<HandlerDoneType> handler(mswr::Callback<HandlerDoneType>( | |
| 513 this, &SaveFilePickerSession::FilePickerDone)); | |
| 514 DCHECK(handler.Get() != NULL); | |
| 515 hr = completion->put_Completed(handler.Get()); | |
| 516 | |
| 517 return hr; | |
| 518 } | |
| 519 | |
| 520 HRESULT SaveFilePickerSession::FilePickerDone(SaveFileAsyncOp* async, | |
| 521 AsyncStatus status) { | |
| 522 if (status == Completed) { | |
| 523 mswr::ComPtr<winstorage::IStorageFile> file; | |
| 524 HRESULT hr = async->GetResults(file.GetAddressOf()); | |
| 525 | |
| 526 if (file) { | |
| 527 mswr::ComPtr<winstorage::IStorageItem> storage_item; | |
| 528 if (SUCCEEDED(hr)) | |
| 529 hr = file.As(&storage_item); | |
| 530 | |
| 531 mswrw::HString file_path; | |
| 532 if (SUCCEEDED(hr)) | |
| 533 hr = storage_item->get_Path(file_path.GetAddressOf()); | |
| 534 | |
| 535 if (SUCCEEDED(hr)) { | |
| 536 base::string16 path_str = MakeStdWString(file_path.Get()); | |
| 537 result_ = path_str; | |
| 538 success_ = true; | |
| 539 } | |
| 540 } else { | |
| 541 LOG(ERROR) << "NULL IStorageItem"; | |
| 542 } | |
| 543 } else { | |
| 544 LOG(ERROR) << "Unexpected async status " << static_cast<int>(status); | |
| 545 } | |
| 546 app_view_->OnSaveFileCompleted(this, success_); | |
| 547 return S_OK; | |
| 548 } | |
| 549 | |
| 550 FolderPickerSession::FolderPickerSession(ChromeAppViewAsh* app_view, | |
| 551 const base::string16& title) | |
| 552 : FilePickerSessionBase(app_view, title, L"", base::FilePath()) { | |
| 553 } | |
| 554 | |
| 555 HRESULT FolderPickerSession::StartFilePicker() { | |
| 556 mswrw::HStringReference class_name( | |
| 557 RuntimeClass_Windows_Storage_Pickers_FolderPicker); | |
| 558 | |
| 559 // Create the folder picker. | |
| 560 mswr::ComPtr<winstorage::Pickers::IFolderPicker> picker; | |
| 561 HRESULT hr = ::Windows::Foundation::ActivateInstance( | |
| 562 class_name.Get(), picker.GetAddressOf()); | |
| 563 CheckHR(hr); | |
| 564 | |
| 565 // Set the file type filter | |
| 566 mswr::ComPtr<winfoundtn::Collections::IVector<HSTRING>> filter; | |
| 567 hr = picker->get_FileTypeFilter(filter.GetAddressOf()); | |
| 568 if (FAILED(hr)) | |
| 569 return hr; | |
| 570 | |
| 571 hr = filter->Append(mswrw::HStringReference(L"*").Get()); | |
| 572 if (FAILED(hr)) | |
| 573 return hr; | |
| 574 | |
| 575 mswr::ComPtr<FolderPickerAsyncOp> completion; | |
| 576 hr = picker->PickSingleFolderAsync(&completion); | |
| 577 if (FAILED(hr)) | |
| 578 return hr; | |
| 579 | |
| 580 // Create the callback method. | |
| 581 typedef winfoundtn::IAsyncOperationCompletedHandler< | |
| 582 winstorage::StorageFolder*> HandlerDoneType; | |
| 583 mswr::ComPtr<HandlerDoneType> handler(mswr::Callback<HandlerDoneType>( | |
| 584 this, &FolderPickerSession::FolderPickerDone)); | |
| 585 DCHECK(handler.Get() != NULL); | |
| 586 hr = completion->put_Completed(handler.Get()); | |
| 587 return hr; | |
| 588 } | |
| 589 | |
| 590 HRESULT FolderPickerSession::FolderPickerDone(FolderPickerAsyncOp* async, | |
| 591 AsyncStatus status) { | |
| 592 if (status == Completed) { | |
| 593 mswr::ComPtr<winstorage::IStorageFolder> folder; | |
| 594 HRESULT hr = async->GetResults(folder.GetAddressOf()); | |
| 595 | |
| 596 if (folder) { | |
| 597 mswr::ComPtr<winstorage::IStorageItem> storage_item; | |
| 598 if (SUCCEEDED(hr)) | |
| 599 hr = folder.As(&storage_item); | |
| 600 | |
| 601 mswrw::HString file_path; | |
| 602 if (SUCCEEDED(hr)) | |
| 603 hr = storage_item->get_Path(file_path.GetAddressOf()); | |
| 604 | |
| 605 if (SUCCEEDED(hr)) { | |
| 606 base::string16 path_str = MakeStdWString(file_path.Get()); | |
| 607 result_ = path_str; | |
| 608 success_ = true; | |
| 609 } | |
| 610 } else { | |
| 611 LOG(ERROR) << "NULL IStorageItem"; | |
| 612 } | |
| 613 } else { | |
| 614 LOG(ERROR) << "Unexpected async status " << static_cast<int>(status); | |
| 615 } | |
| 616 app_view_->OnFolderPickerCompleted(this, success_); | |
| 617 return S_OK; | |
| 618 } | |
| 619 | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 1586843002:
Remove remote tree host and some related input and metro_driver code (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@metro-mode-3