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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 <gtk/gtk.h> | |
| 6 #include <map> | |
| 7 #include <set> | |
| 8 #include <vector> | |
| 9 | |
| 10 #include "base/file_util.h" | |
| 11 #include "base/logging.h" | |
| 12 #include "base/memory/scoped_ptr.h" | |
| 13 #include "base/message_loop/message_loop.h" | |
| 14 #include "base/strings/string_util.h" | |
| 15 #include "base/strings/sys_string_conversions.h" | |
| 16 #include "base/strings/utf_string_conversions.h" | |
| 17 #include "base/threading/thread.h" | |
| 18 #include "base/threading/thread_restrictions.h" | |
| 19 #include "grit/ui_strings.h" | |
| 20 #include "ui/base/gtk/gtk_signal.h" | |
| 21 #include "ui/base/l10n/l10n_util.h" | |
| 22 #include "ui/shell_dialogs/gtk/select_file_dialog_impl.h" | |
| 23 #include "ui/shell_dialogs/select_file_dialog.h" | |
| 24 | |
| 25 namespace { | |
| 26 | |
| 27 // Makes sure that .jpg also shows .JPG. | |
| 28 gboolean FileFilterCaseInsensitive(const GtkFileFilterInfo* file_info, | |
| 29 std::string* file_extension) { | |
| 30 return EndsWith(file_info->filename, *file_extension, false); | |
| 31 } | |
| 32 | |
| 33 // Deletes |data| when gtk_file_filter_add_custom() is done with it. | |
| 34 void OnFileFilterDataDestroyed(std::string* file_extension) { | |
| 35 delete file_extension; | |
| 36 } | |
| 37 | |
| 38 // Implementation of SelectFileDialog that shows a Gtk common dialog for | |
| 39 // choosing a file or folder. This acts as a modal dialog. | |
| 40 class SelectFileDialogImplGTK : public ui::SelectFileDialogImpl { | |
| 41 public: | |
| 42 explicit SelectFileDialogImplGTK(Listener* listener, | |
| 43 ui::SelectFilePolicy* policy); | |
| 44 | |
| 45 protected: | |
| 46 virtual ~SelectFileDialogImplGTK(); | |
| 47 | |
| 48 // SelectFileDialog implementation. | |
| 49 // |params| is user data we pass back via the Listener interface. | |
| 50 virtual void SelectFileImpl( | |
| 51 Type type, | |
| 52 const base::string16& title, | |
| 53 const base::FilePath& default_path, | |
| 54 const FileTypeInfo* file_types, | |
| 55 int file_type_index, | |
| 56 const base::FilePath::StringType& default_extension, | |
| 57 gfx::NativeWindow owning_window, | |
| 58 void* params) OVERRIDE; | |
| 59 | |
| 60 private: | |
| 61 virtual bool HasMultipleFileTypeChoicesImpl() OVERRIDE; | |
| 62 | |
| 63 // Add the filters from |file_types_| to |chooser|. | |
| 64 void AddFilters(GtkFileChooser* chooser); | |
| 65 | |
| 66 // Notifies the listener that a single file was chosen. | |
| 67 void FileSelected(GtkWidget* dialog, const base::FilePath& path); | |
| 68 | |
| 69 // Notifies the listener that multiple files were chosen. | |
| 70 void MultiFilesSelected(GtkWidget* dialog, | |
| 71 const std::vector<base::FilePath>& files); | |
| 72 | |
| 73 // Notifies the listener that no file was chosen (the action was canceled). | |
| 74 // Dialog is passed so we can find that |params| pointer that was passed to | |
| 75 // us when we were told to show the dialog. | |
| 76 void FileNotSelected(GtkWidget* dialog); | |
| 77 | |
| 78 GtkWidget* CreateSelectFolderDialog( | |
| 79 Type type, | |
| 80 const std::string& title, | |
| 81 const base::FilePath& default_path, | |
| 82 gfx::NativeWindow parent); | |
| 83 | |
| 84 GtkWidget* CreateFileOpenDialog(const std::string& title, | |
| 85 const base::FilePath& default_path, gfx::NativeWindow parent); | |
| 86 | |
| 87 GtkWidget* CreateMultiFileOpenDialog(const std::string& title, | |
| 88 const base::FilePath& default_path, gfx::NativeWindow parent); | |
| 89 | |
| 90 GtkWidget* CreateSaveAsDialog(const std::string& title, | |
| 91 const base::FilePath& default_path, gfx::NativeWindow parent); | |
| 92 | |
| 93 // Removes and returns the |params| associated with |dialog| from | |
| 94 // |params_map_|. | |
| 95 void* PopParamsForDialog(GtkWidget* dialog); | |
| 96 | |
| 97 // Take care of internal data structures when a file dialog is destroyed. | |
| 98 void FileDialogDestroyed(GtkWidget* dialog); | |
| 99 | |
| 100 // Check whether response_id corresponds to the user cancelling/closing the | |
| 101 // dialog. Used as a helper for the below callbacks. | |
| 102 bool IsCancelResponse(gint response_id); | |
| 103 | |
| 104 // Common function for OnSelectSingleFileDialogResponse and | |
| 105 // OnSelectSingleFolderDialogResponse. | |
| 106 void SelectSingleFileHelper(GtkWidget* dialog, | |
| 107 gint response_id, | |
| 108 bool allow_folder); | |
| 109 | |
| 110 // Common function for CreateFileOpenDialog and CreateMultiFileOpenDialog. | |
| 111 GtkWidget* CreateFileOpenHelper(const std::string& title, | |
| 112 const base::FilePath& default_path, | |
| 113 gfx::NativeWindow parent); | |
| 114 | |
| 115 // Callback for when the user responds to a Save As or Open File dialog. | |
| 116 CHROMEGTK_CALLBACK_1(SelectFileDialogImplGTK, void, | |
| 117 OnSelectSingleFileDialogResponse, int); | |
| 118 | |
| 119 // Callback for when the user responds to a Select Folder dialog. | |
| 120 CHROMEGTK_CALLBACK_1(SelectFileDialogImplGTK, void, | |
| 121 OnSelectSingleFolderDialogResponse, int); | |
| 122 | |
| 123 // Callback for when the user responds to a Open Multiple Files dialog. | |
| 124 CHROMEGTK_CALLBACK_1(SelectFileDialogImplGTK, void, | |
| 125 OnSelectMultiFileDialogResponse, int); | |
| 126 | |
| 127 // Callback for when the file chooser gets destroyed. | |
| 128 CHROMEGTK_CALLBACK_0(SelectFileDialogImplGTK, void, OnFileChooserDestroy); | |
| 129 | |
| 130 // Callback for when we update the preview for the selection. | |
| 131 CHROMEGTK_CALLBACK_0(SelectFileDialogImplGTK, void, OnUpdatePreview); | |
| 132 | |
| 133 // A map from dialog windows to the |params| user data associated with them. | |
| 134 std::map<GtkWidget*, void*> params_map_; | |
| 135 | |
| 136 // The GtkImage widget for showing previews of selected images. | |
| 137 GtkWidget* preview_; | |
| 138 | |
| 139 // All our dialogs. | |
| 140 std::set<GtkWidget*> dialogs_; | |
| 141 | |
| 142 DISALLOW_COPY_AND_ASSIGN(SelectFileDialogImplGTK); | |
| 143 }; | |
| 144 | |
| 145 // The size of the preview we display for selected image files. We set height | |
| 146 // larger than width because generally there is more free space vertically | |
| 147 // than horiztonally (setting the preview image will alway expand the width of | |
| 148 // the dialog, but usually not the height). The image's aspect ratio will always | |
| 149 // be preserved. | |
| 150 static const int kPreviewWidth = 256; | |
| 151 static const int kPreviewHeight = 512; | |
| 152 | |
| 153 SelectFileDialogImplGTK::SelectFileDialogImplGTK(Listener* listener, | |
| 154 ui::SelectFilePolicy* policy) | |
| 155 : SelectFileDialogImpl(listener, policy), | |
| 156 preview_(NULL) { | |
| 157 } | |
| 158 | |
| 159 SelectFileDialogImplGTK::~SelectFileDialogImplGTK() { | |
| 160 while (dialogs_.begin() != dialogs_.end()) { | |
| 161 gtk_widget_destroy(*(dialogs_.begin())); | |
| 162 } | |
| 163 } | |
| 164 | |
| 165 bool SelectFileDialogImplGTK::HasMultipleFileTypeChoicesImpl() { | |
| 166 return file_types_.extensions.size() > 1; | |
| 167 } | |
| 168 | |
| 169 // We ignore |default_extension|. | |
| 170 void SelectFileDialogImplGTK::SelectFileImpl( | |
| 171 Type type, | |
| 172 const base::string16& title, | |
| 173 const base::FilePath& default_path, | |
| 174 const FileTypeInfo* file_types, | |
| 175 int file_type_index, | |
| 176 const base::FilePath::StringType& default_extension, | |
| 177 gfx::NativeWindow owning_window, | |
| 178 void* params) { | |
| 179 type_ = type; | |
| 180 // |owning_window| can be null when user right-clicks on a downloadable item | |
| 181 // and chooses 'Open Link in New Tab' when 'Ask where to save each file | |
| 182 // before downloading.' preference is turned on. (http://crbug.com/29213) | |
| 183 if (owning_window) | |
| 184 parents_.insert(owning_window); | |
| 185 | |
| 186 std::string title_string = base::UTF16ToUTF8(title); | |
| 187 | |
| 188 file_type_index_ = file_type_index; | |
| 189 if (file_types) | |
| 190 file_types_ = *file_types; | |
| 191 else | |
| 192 file_types_.include_all_files = true; | |
| 193 | |
| 194 GtkWidget* dialog = NULL; | |
| 195 switch (type) { | |
| 196 case SELECT_FOLDER: | |
| 197 case SELECT_UPLOAD_FOLDER: | |
| 198 dialog = CreateSelectFolderDialog(type, title_string, default_path, | |
| 199 owning_window); | |
| 200 break; | |
| 201 case SELECT_OPEN_FILE: | |
| 202 dialog = CreateFileOpenDialog(title_string, default_path, owning_window); | |
| 203 break; | |
| 204 case SELECT_OPEN_MULTI_FILE: | |
| 205 dialog = CreateMultiFileOpenDialog(title_string, default_path, | |
| 206 owning_window); | |
| 207 break; | |
| 208 case SELECT_SAVEAS_FILE: | |
| 209 dialog = CreateSaveAsDialog(title_string, default_path, owning_window); | |
| 210 break; | |
| 211 default: | |
| 212 NOTREACHED(); | |
| 213 return; | |
| 214 } | |
| 215 g_signal_connect(dialog, "delete-event", | |
| 216 G_CALLBACK(gtk_widget_hide_on_delete), NULL); | |
| 217 dialogs_.insert(dialog); | |
| 218 | |
| 219 preview_ = gtk_image_new(); | |
| 220 g_signal_connect(dialog, "destroy", | |
| 221 G_CALLBACK(OnFileChooserDestroyThunk), this); | |
| 222 g_signal_connect(dialog, "update-preview", | |
| 223 G_CALLBACK(OnUpdatePreviewThunk), this); | |
| 224 gtk_file_chooser_set_preview_widget(GTK_FILE_CHOOSER(dialog), preview_); | |
| 225 | |
| 226 params_map_[dialog] = params; | |
| 227 | |
| 228 // Set window-to-parent modality by adding the dialog to the same window | |
| 229 // group as the parent. | |
| 230 gtk_window_group_add_window(gtk_window_get_group(owning_window), | |
| 231 GTK_WINDOW(dialog)); | |
| 232 gtk_window_set_modal(GTK_WINDOW(dialog), TRUE); | |
| 233 | |
| 234 gtk_widget_show_all(dialog); | |
| 235 } | |
| 236 | |
| 237 void SelectFileDialogImplGTK::AddFilters(GtkFileChooser* chooser) { | |
| 238 for (size_t i = 0; i < file_types_.extensions.size(); ++i) { | |
| 239 GtkFileFilter* filter = NULL; | |
| 240 std::set<std::string> fallback_labels; | |
| 241 | |
| 242 for (size_t j = 0; j < file_types_.extensions[i].size(); ++j) { | |
| 243 const std::string& current_extension = file_types_.extensions[i][j]; | |
| 244 if (!current_extension.empty()) { | |
| 245 if (!filter) | |
| 246 filter = gtk_file_filter_new(); | |
| 247 scoped_ptr<std::string> file_extension( | |
| 248 new std::string("." + current_extension)); | |
| 249 fallback_labels.insert(std::string("*").append(*file_extension)); | |
| 250 gtk_file_filter_add_custom( | |
| 251 filter, | |
| 252 GTK_FILE_FILTER_FILENAME, | |
| 253 reinterpret_cast<GtkFileFilterFunc>(FileFilterCaseInsensitive), | |
| 254 file_extension.release(), | |
| 255 reinterpret_cast<GDestroyNotify>(OnFileFilterDataDestroyed)); | |
| 256 } | |
| 257 } | |
| 258 // We didn't find any non-empty extensions to filter on. | |
| 259 if (!filter) | |
| 260 continue; | |
| 261 | |
| 262 // The description vector may be blank, in which case we are supposed to | |
| 263 // use some sort of default description based on the filter. | |
| 264 if (i < file_types_.extension_description_overrides.size()) { | |
| 265 gtk_file_filter_set_name(filter, base::UTF16ToUTF8( | |
| 266 file_types_.extension_description_overrides[i]).c_str()); | |
| 267 } else { | |
| 268 // There is no system default filter description so we use | |
| 269 // the extensions themselves if the description is blank. | |
| 270 std::vector<std::string> fallback_labels_vector(fallback_labels.begin(), | |
| 271 fallback_labels.end()); | |
| 272 std::string fallback_label = JoinString(fallback_labels_vector, ','); | |
| 273 gtk_file_filter_set_name(filter, fallback_label.c_str()); | |
| 274 } | |
| 275 | |
| 276 gtk_file_chooser_add_filter(chooser, filter); | |
| 277 if (i == file_type_index_ - 1) | |
| 278 gtk_file_chooser_set_filter(chooser, filter); | |
| 279 } | |
| 280 | |
| 281 // Add the *.* filter, but only if we have added other filters (otherwise it | |
| 282 // is implied). | |
| 283 if (file_types_.include_all_files && !file_types_.extensions.empty()) { | |
| 284 GtkFileFilter* filter = gtk_file_filter_new(); | |
| 285 gtk_file_filter_add_pattern(filter, "*"); | |
| 286 gtk_file_filter_set_name(filter, | |
| 287 l10n_util::GetStringUTF8(IDS_SAVEAS_ALL_FILES).c_str()); | |
| 288 gtk_file_chooser_add_filter(chooser, filter); | |
| 289 } | |
| 290 } | |
| 291 | |
| 292 void SelectFileDialogImplGTK::FileSelected(GtkWidget* dialog, | |
| 293 const base::FilePath& path) { | |
| 294 if (type_ == SELECT_SAVEAS_FILE) { | |
| 295 *last_saved_path_ = path.DirName(); | |
| 296 } else if (type_ == SELECT_OPEN_FILE || type_ == SELECT_FOLDER || | |
| 297 type_ == SELECT_UPLOAD_FOLDER) { | |
| 298 *last_opened_path_ = path.DirName(); | |
| 299 } else { | |
| 300 NOTREACHED(); | |
| 301 } | |
| 302 | |
| 303 if (listener_) { | |
| 304 GtkFileFilter* selected_filter = | |
| 305 gtk_file_chooser_get_filter(GTK_FILE_CHOOSER(dialog)); | |
| 306 GSList* filters = gtk_file_chooser_list_filters(GTK_FILE_CHOOSER(dialog)); | |
| 307 int idx = g_slist_index(filters, selected_filter); | |
| 308 g_slist_free(filters); | |
| 309 listener_->FileSelected(path, idx + 1, PopParamsForDialog(dialog)); | |
| 310 } | |
| 311 gtk_widget_destroy(dialog); | |
| 312 } | |
| 313 | |
| 314 void SelectFileDialogImplGTK::MultiFilesSelected(GtkWidget* dialog, | |
| 315 const std::vector<base::FilePath>& files) { | |
| 316 *last_opened_path_ = files[0].DirName(); | |
| 317 | |
| 318 if (listener_) | |
| 319 listener_->MultiFilesSelected(files, PopParamsForDialog(dialog)); | |
| 320 gtk_widget_destroy(dialog); | |
| 321 } | |
| 322 | |
| 323 void SelectFileDialogImplGTK::FileNotSelected(GtkWidget* dialog) { | |
| 324 void* params = PopParamsForDialog(dialog); | |
| 325 if (listener_) | |
| 326 listener_->FileSelectionCanceled(params); | |
| 327 gtk_widget_destroy(dialog); | |
| 328 } | |
| 329 | |
| 330 GtkWidget* SelectFileDialogImplGTK::CreateFileOpenHelper( | |
| 331 const std::string& title, | |
| 332 const base::FilePath& default_path, | |
| 333 gfx::NativeWindow parent) { | |
| 334 GtkWidget* dialog = | |
| 335 gtk_file_chooser_dialog_new(title.c_str(), parent, | |
| 336 GTK_FILE_CHOOSER_ACTION_OPEN, | |
| 337 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
| 338 GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT, | |
| 339 NULL); | |
| 340 AddFilters(GTK_FILE_CHOOSER(dialog)); | |
| 341 | |
| 342 if (!default_path.empty()) { | |
| 343 if (CallDirectoryExistsOnUIThread(default_path)) { | |
| 344 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog), | |
| 345 default_path.value().c_str()); | |
| 346 } else { | |
| 347 // If the file doesn't exist, this will just switch to the correct | |
| 348 // directory. That's good enough. | |
| 349 gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), | |
| 350 default_path.value().c_str()); | |
| 351 } | |
| 352 } else if (!last_opened_path_->empty()) { | |
| 353 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog), | |
| 354 last_opened_path_->value().c_str()); | |
| 355 } | |
| 356 return dialog; | |
| 357 } | |
| 358 | |
| 359 GtkWidget* SelectFileDialogImplGTK::CreateSelectFolderDialog( | |
| 360 Type type, | |
| 361 const std::string& title, | |
| 362 const base::FilePath& default_path, | |
| 363 gfx::NativeWindow parent) { | |
| 364 std::string title_string = title; | |
| 365 if (title_string.empty()) { | |
| 366 title_string = (type == SELECT_UPLOAD_FOLDER) ? | |
| 367 l10n_util::GetStringUTF8(IDS_SELECT_UPLOAD_FOLDER_DIALOG_TITLE) : | |
| 368 l10n_util::GetStringUTF8(IDS_SELECT_FOLDER_DIALOG_TITLE); | |
| 369 } | |
| 370 std::string accept_button_label = (type == SELECT_UPLOAD_FOLDER) ? | |
| 371 l10n_util::GetStringUTF8(IDS_SELECT_UPLOAD_FOLDER_DIALOG_UPLOAD_BUTTON) : | |
| 372 GTK_STOCK_OPEN; | |
| 373 | |
| 374 GtkWidget* dialog = | |
| 375 gtk_file_chooser_dialog_new(title_string.c_str(), parent, | |
| 376 GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER, | |
| 377 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
| 378 accept_button_label.c_str(), | |
| 379 GTK_RESPONSE_ACCEPT, | |
| 380 NULL); | |
| 381 | |
| 382 if (!default_path.empty()) { | |
| 383 gtk_file_chooser_set_filename(GTK_FILE_CHOOSER(dialog), | |
| 384 default_path.value().c_str()); | |
| 385 } else if (!last_opened_path_->empty()) { | |
| 386 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog), | |
| 387 last_opened_path_->value().c_str()); | |
| 388 } | |
| 389 gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), FALSE); | |
| 390 g_signal_connect(dialog, "response", | |
| 391 G_CALLBACK(OnSelectSingleFolderDialogResponseThunk), this); | |
| 392 return dialog; | |
| 393 } | |
| 394 | |
| 395 GtkWidget* SelectFileDialogImplGTK::CreateFileOpenDialog( | |
| 396 const std::string& title, | |
| 397 const base::FilePath& default_path, | |
| 398 gfx::NativeWindow parent) { | |
| 399 std::string title_string = !title.empty() ? title : | |
| 400 l10n_util::GetStringUTF8(IDS_OPEN_FILE_DIALOG_TITLE); | |
| 401 | |
| 402 GtkWidget* dialog = CreateFileOpenHelper(title_string, default_path, parent); | |
| 403 gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), FALSE); | |
| 404 g_signal_connect(dialog, "response", | |
| 405 G_CALLBACK(OnSelectSingleFileDialogResponseThunk), this); | |
| 406 return dialog; | |
| 407 } | |
| 408 | |
| 409 GtkWidget* SelectFileDialogImplGTK::CreateMultiFileOpenDialog( | |
| 410 const std::string& title, | |
| 411 const base::FilePath& default_path, | |
| 412 gfx::NativeWindow parent) { | |
| 413 std::string title_string = !title.empty() ? title : | |
| 414 l10n_util::GetStringUTF8(IDS_OPEN_FILES_DIALOG_TITLE); | |
| 415 | |
| 416 GtkWidget* dialog = CreateFileOpenHelper(title_string, default_path, parent); | |
| 417 gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), TRUE); | |
| 418 g_signal_connect(dialog, "response", | |
| 419 G_CALLBACK(OnSelectMultiFileDialogResponseThunk), this); | |
| 420 return dialog; | |
| 421 } | |
| 422 | |
| 423 GtkWidget* SelectFileDialogImplGTK::CreateSaveAsDialog(const std::string& title, | |
| 424 const base::FilePath& default_path, gfx::NativeWindow parent) { | |
| 425 std::string title_string = !title.empty() ? title : | |
| 426 l10n_util::GetStringUTF8(IDS_SAVE_AS_DIALOG_TITLE); | |
| 427 | |
| 428 GtkWidget* dialog = | |
| 429 gtk_file_chooser_dialog_new(title_string.c_str(), parent, | |
| 430 GTK_FILE_CHOOSER_ACTION_SAVE, | |
| 431 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL, | |
| 432 GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT, | |
| 433 NULL); | |
| 434 | |
| 435 AddFilters(GTK_FILE_CHOOSER(dialog)); | |
| 436 if (!default_path.empty()) { | |
| 437 // Since the file may not already exist, we use | |
| 438 // set_current_folder() followed by set_current_name(), as per the | |
| 439 // recommendation of the GTK docs. | |
| 440 if (CallDirectoryExistsOnUIThread(default_path)) { | |
| 441 gtk_file_chooser_set_current_folder( | |
| 442 GTK_FILE_CHOOSER(dialog), default_path.value().c_str()); | |
| 443 gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), ""); | |
| 444 } else { | |
| 445 gtk_file_chooser_set_current_folder( | |
| 446 GTK_FILE_CHOOSER(dialog), default_path.DirName().value().c_str()); | |
| 447 gtk_file_chooser_set_current_name( | |
| 448 GTK_FILE_CHOOSER(dialog), default_path.BaseName().value().c_str()); | |
| 449 } | |
| 450 } else if (!last_saved_path_->empty()) { | |
| 451 gtk_file_chooser_set_current_folder(GTK_FILE_CHOOSER(dialog), | |
| 452 last_saved_path_->value().c_str()); | |
| 453 } | |
| 454 gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), FALSE); | |
| 455 gtk_file_chooser_set_do_overwrite_confirmation(GTK_FILE_CHOOSER(dialog), | |
| 456 TRUE); | |
| 457 g_signal_connect(dialog, "response", | |
| 458 G_CALLBACK(OnSelectSingleFileDialogResponseThunk), this); | |
| 459 return dialog; | |
| 460 } | |
| 461 | |
| 462 void* SelectFileDialogImplGTK::PopParamsForDialog(GtkWidget* dialog) { | |
| 463 std::map<GtkWidget*, void*>::iterator iter = params_map_.find(dialog); | |
| 464 DCHECK(iter != params_map_.end()); | |
| 465 void* params = iter->second; | |
| 466 params_map_.erase(iter); | |
| 467 return params; | |
| 468 } | |
| 469 | |
| 470 void SelectFileDialogImplGTK::FileDialogDestroyed(GtkWidget* dialog) { | |
| 471 dialogs_.erase(dialog); | |
| 472 | |
| 473 // Parent may be NULL in a few cases: 1) on shutdown when | |
| 474 // AllBrowsersClosed() trigger this handler after all the browser | |
| 475 // windows got destroyed, or 2) when the parent tab has been opened by | |
| 476 // 'Open Link in New Tab' context menu on a downloadable item and | |
| 477 // the tab has no content (see the comment in SelectFile as well). | |
| 478 GtkWindow* parent = gtk_window_get_transient_for(GTK_WINDOW(dialog)); | |
| 479 if (!parent) | |
| 480 return; | |
| 481 std::set<GtkWindow*>::iterator iter = parents_.find(parent); | |
| 482 if (iter != parents_.end()) | |
| 483 parents_.erase(iter); | |
| 484 else | |
| 485 NOTREACHED(); | |
| 486 } | |
| 487 | |
| 488 bool SelectFileDialogImplGTK::IsCancelResponse(gint response_id) { | |
| 489 bool is_cancel = response_id == GTK_RESPONSE_CANCEL || | |
| 490 response_id == GTK_RESPONSE_DELETE_EVENT; | |
| 491 if (is_cancel) | |
| 492 return true; | |
| 493 | |
| 494 DCHECK(response_id == GTK_RESPONSE_ACCEPT); | |
| 495 return false; | |
| 496 } | |
| 497 | |
| 498 void SelectFileDialogImplGTK::SelectSingleFileHelper(GtkWidget* dialog, | |
| 499 gint response_id, | |
| 500 bool allow_folder) { | |
| 501 if (IsCancelResponse(response_id)) { | |
| 502 FileNotSelected(dialog); | |
| 503 return; | |
| 504 } | |
| 505 | |
| 506 gchar* filename = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog)); | |
| 507 if (!filename) { | |
| 508 FileNotSelected(dialog); | |
| 509 return; | |
| 510 } | |
| 511 | |
| 512 base::FilePath path(filename); | |
| 513 g_free(filename); | |
| 514 | |
| 515 if (allow_folder) { | |
| 516 FileSelected(dialog, path); | |
| 517 return; | |
| 518 } | |
| 519 | |
| 520 if (CallDirectoryExistsOnUIThread(path)) | |
| 521 FileNotSelected(dialog); | |
| 522 else | |
| 523 FileSelected(dialog, path); | |
| 524 } | |
| 525 | |
| 526 void SelectFileDialogImplGTK::OnSelectSingleFileDialogResponse( | |
| 527 GtkWidget* dialog, int response_id) { | |
| 528 SelectSingleFileHelper(dialog, response_id, false); | |
| 529 } | |
| 530 | |
| 531 void SelectFileDialogImplGTK::OnSelectSingleFolderDialogResponse( | |
| 532 GtkWidget* dialog, int response_id) { | |
| 533 SelectSingleFileHelper(dialog, response_id, true); | |
| 534 } | |
| 535 | |
| 536 void SelectFileDialogImplGTK::OnSelectMultiFileDialogResponse(GtkWidget* dialog, | |
| 537 int response_id) { | |
| 538 if (IsCancelResponse(response_id)) { | |
| 539 FileNotSelected(dialog); | |
| 540 return; | |
| 541 } | |
| 542 | |
| 543 GSList* filenames = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(dialog)); | |
| 544 if (!filenames) { | |
| 545 FileNotSelected(dialog); | |
| 546 return; | |
| 547 } | |
| 548 | |
| 549 std::vector<base::FilePath> filenames_fp; | |
| 550 for (GSList* iter = filenames; iter != NULL; iter = g_slist_next(iter)) { | |
| 551 base::FilePath path(static_cast<char*>(iter->data)); | |
| 552 g_free(iter->data); | |
| 553 if (CallDirectoryExistsOnUIThread(path)) | |
| 554 continue; | |
| 555 filenames_fp.push_back(path); | |
| 556 } | |
| 557 g_slist_free(filenames); | |
| 558 | |
| 559 if (filenames_fp.empty()) { | |
| 560 FileNotSelected(dialog); | |
| 561 return; | |
| 562 } | |
| 563 MultiFilesSelected(dialog, filenames_fp); | |
| 564 } | |
| 565 | |
| 566 void SelectFileDialogImplGTK::OnFileChooserDestroy(GtkWidget* dialog) { | |
| 567 FileDialogDestroyed(dialog); | |
| 568 } | |
| 569 | |
| 570 void SelectFileDialogImplGTK::OnUpdatePreview(GtkWidget* chooser) { | |
| 571 gchar* filename = gtk_file_chooser_get_preview_filename( | |
| 572 GTK_FILE_CHOOSER(chooser)); | |
| 573 if (!filename) | |
| 574 return; | |
| 575 // This will preserve the image's aspect ratio. | |
| 576 GdkPixbuf* pixbuf = gdk_pixbuf_new_from_file_at_size(filename, kPreviewWidth, | |
| 577 kPreviewHeight, NULL); | |
| 578 g_free(filename); | |
| 579 if (pixbuf) { | |
| 580 gtk_image_set_from_pixbuf(GTK_IMAGE(preview_), pixbuf); | |
| 581 g_object_unref(pixbuf); | |
| 582 } | |
| 583 gtk_file_chooser_set_preview_widget_active(GTK_FILE_CHOOSER(chooser), | |
| 584 pixbuf ? TRUE : FALSE); | |
| 585 } | |
| 586 | |
| 587 } // namespace | |
| 588 | |
| 589 namespace ui { | |
| 590 | |
| 591 SelectFileDialogImpl* SelectFileDialogImpl::NewSelectFileDialogImplGTK( | |
| 592 Listener* listener, ui::SelectFilePolicy* policy) { | |
| 593 return new SelectFileDialogImplGTK(listener, policy); | |
| 594 } | |
| 595 | |
| 596 } // namespace ui | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 231733005:
Delete the GTK+ port of Chrome. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src