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 "chrome/browser/ui/views/omnibox/omnibox_view_views.h" 6 7 #include <set> 8 9 #include "base/command_line.h" 10 #include "base/logging.h" 11 #include "base/metrics/histogram.h" 12 #include "base/strings/string_util.h" 13 #include "base/strings/utf_string_conversions.h" 14 #include "chrome/app/chrome_command_ids.h" 15 #include "chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.h" 16 #include "chrome/browser/command_updater.h" 17 #include "chrome/browser/search/search.h" 18 #include "chrome/browser/ui/omnibox/omnibox_edit_controller.h" 19 #include "chrome/browser/ui/omnibox/omnibox_edit_model.h" 20 #include "chrome/browser/ui/omnibox/omnibox_popup_model.h" 21 #include "chrome/browser/ui/view_ids.h" 22 #include "chrome/browser/ui/views/location_bar/location_bar_view.h" 23 #include "chrome/browser/ui/views/omnibox/omnibox_popup_contents_view.h" 24 #include "chrome/browser/ui/views/settings_api_bubble_helper_views.h" 25 #include "chrome/browser/ui/views/website_settings/website_settings_popup_view.h" 26 #include "chrome/grit/generated_resources.h" 27 #include "components/bookmarks/browser/bookmark_node_data.h" 28 #include "components/omnibox/autocomplete_input.h" 29 #include "components/omnibox/autocomplete_match.h" 30 #include "components/omnibox/omnibox_field_trial.h" 31 #include "content/public/browser/web_contents.h" 32 #include "extensions/common/constants.h" 33 #include "net/base/escape.h" 34 #include "third_party/skia/include/core/SkColor.h" 35 #include "ui/accessibility/ax_view_state.h" 36 #include "ui/aura/client/focus_client.h" 37 #include "ui/aura/window_event_dispatcher.h" 38 #include "ui/base/clipboard/scoped_clipboard_writer.h" 39 #include "ui/base/dragdrop/drag_drop_types.h" 40 #include "ui/base/dragdrop/os_exchange_data.h" 41 #include "ui/base/ime/text_input_client.h" 42 #include "ui/base/ime/text_input_type.h" 43 #include "ui/base/l10n/l10n_util.h" 44 #include "ui/base/models/simple_menu_model.h" 45 #include "ui/compositor/layer.h" 46 #include "ui/events/event.h" 47 #include "ui/gfx/canvas.h" 48 #include "ui/gfx/font_list.h" 49 #include "ui/gfx/selection_model.h" 50 #include "ui/strings/grit/ui_strings.h" 51 #include "ui/views/border.h" 52 #include "ui/views/button_drag_utils.h" 53 #include "ui/views/controls/textfield/textfield.h" 54 #include "ui/views/ime/input_method.h" 55 #include "ui/views/layout/fill_layout.h" 56 #include "ui/views/views_delegate.h" 57 #include "ui/views/widget/widget.h" 58 #include "url/gurl.h" 59 60 #if defined(OS_WIN) 61 #include "chrome/browser/browser_process.h" 62 #endif 63 64 using bookmarks::BookmarkNodeData; 65 66 namespace { 67 68 // OmniboxState --------------------------------------------------------------- 69 70 // Stores omnibox state for each tab. 71 struct OmniboxState : public base::SupportsUserData::Data { 72 static const char kKey[]; 73 74 OmniboxState(const OmniboxEditModel::State& model_state, 75 const gfx::Range& selection, 76 const gfx::Range& saved_selection_for_focus_change); 77 virtual ~OmniboxState(); 78 79 const OmniboxEditModel::State model_state; 80 81 // We store both the actual selection and any saved selection (for when the 82 // omnibox is not focused). This allows us to properly handle cases like 83 // selecting text, tabbing out of the omnibox, switching tabs away and back, 84 // and tabbing back into the omnibox. 85 const gfx::Range selection; 86 const gfx::Range saved_selection_for_focus_change; 87 }; 88 89 // static 90 const char OmniboxState::kKey[] = "OmniboxState"; 91 92 OmniboxState::OmniboxState(const OmniboxEditModel::State& model_state, 93 const gfx::Range& selection, 94 const gfx::Range& saved_selection_for_focus_change) 95 : model_state(model_state), 96 selection(selection), 97 saved_selection_for_focus_change(saved_selection_for_focus_change) { 98 } 99 100 OmniboxState::~OmniboxState() { 101 } 102 103 104 // Helpers -------------------------------------------------------------------- 105 106 // We'd like to set the text input type to TEXT_INPUT_TYPE_URL, because this 107 // triggers URL-specific layout in software keyboards, e.g. adding top-level "/" 108 // and ".com" keys for English. However, this also causes IMEs to default to 109 // Latin character mode, which makes entering search queries difficult for IME 110 // users. Therefore, we try to guess whether an IME will be used based on the 111 // application language, and set the input type accordingly. 112 ui::TextInputType DetermineTextInputType() { 113 #if defined(OS_WIN) 114 DCHECK(g_browser_process); 115 const std::string& locale = g_browser_process->GetApplicationLocale(); 116 const std::string& language = locale.substr(0, 2); 117 // Assume CJK + Thai users are using an IME. 118 if (language == "ja" || 119 language == "ko" || 120 language == "th" || 121 language == "zh") 122 return ui::TEXT_INPUT_TYPE_SEARCH; 123 #endif 124 return ui::TEXT_INPUT_TYPE_URL; 125 } 126 127 } // namespace 128 129 130 // OmniboxViewViews ----------------------------------------------------------- 131 132 // static 133 const char OmniboxViewViews::kViewClassName[] = "OmniboxViewViews"; 134 135 OmniboxViewViews::OmniboxViewViews(OmniboxEditController* controller, 136 Profile* profile, 137 CommandUpdater* command_updater, 138 bool popup_window_mode, 139 LocationBarView* location_bar, 140 const gfx::FontList& font_list) 141 : OmniboxView(profile, controller, command_updater), 142 popup_window_mode_(popup_window_mode), 143 security_level_(ToolbarModel::NONE), 144 saved_selection_for_focus_change_(gfx::Range::InvalidRange()), 145 ime_composing_before_change_(false), 146 delete_at_end_pressed_(false), 147 location_bar_view_(location_bar), 148 ime_candidate_window_open_(false), 149 select_all_on_mouse_release_(false), 150 select_all_on_gesture_tap_(false), 151 weak_ptr_factory_(this) { 152 SetBorder(views::Border::NullBorder()); 153 set_id(VIEW_ID_OMNIBOX); 154 SetFontList(font_list); 155 } 156 157 OmniboxViewViews::~OmniboxViewViews() { 158 #if defined(OS_CHROMEOS) 159 chromeos::input_method::InputMethodManager::Get()-> 160 RemoveCandidateWindowObserver(this); 161 #endif 162 163 // Explicitly teardown members which have a reference to us. Just to be safe 164 // we want them to be destroyed before destroying any other internal state. 165 popup_view_.reset(); 166 } 167 168 void OmniboxViewViews::Init() { 169 set_controller(this); 170 SetTextInputType(DetermineTextInputType()); 171 172 if (popup_window_mode_) 173 SetReadOnly(true); 174 175 // Initialize the popup view using the same font. 176 popup_view_.reset(OmniboxPopupContentsView::Create( 177 GetFontList(), this, model(), location_bar_view_)); 178 179 #if defined(OS_CHROMEOS) 180 chromeos::input_method::InputMethodManager::Get()-> 181 AddCandidateWindowObserver(this); 182 #endif 183 } 184 185 void OmniboxViewViews::SaveStateToTab(content::WebContents* tab) { 186 DCHECK(tab); 187 188 // We don't want to keep the IME status, so force quit the current 189 // session here. It may affect the selection status, so order is 190 // also important. 191 if (IsIMEComposing()) { 192 GetTextInputClient()->ConfirmCompositionText(); 193 GetInputMethod()->CancelComposition(this); 194 } 195 196 // NOTE: GetStateForTabSwitch() may affect GetSelectedRange(), so order is 197 // important. 198 OmniboxEditModel::State state = model()->GetStateForTabSwitch(); 199 tab->SetUserData(OmniboxState::kKey, new OmniboxState( 200 state, GetSelectedRange(), saved_selection_for_focus_change_)); 201 } 202 203 void OmniboxViewViews::OnTabChanged(const content::WebContents* web_contents) { 204 security_level_ = controller()->GetToolbarModel()->GetSecurityLevel(false); 205 206 const OmniboxState* state = static_cast<OmniboxState*>( 207 web_contents->GetUserData(&OmniboxState::kKey)); 208 model()->RestoreState(state ? &state->model_state : NULL); 209 if (state) { 210 // This assumes that the omnibox has already been focused or blurred as 211 // appropriate; otherwise, a subsequent OnFocus() or OnBlur() call could 212 // goof up the selection. See comments at the end of 213 // BrowserView::ActiveTabChanged(). 214 SelectRange(state->selection); 215 saved_selection_for_focus_change_ = state->saved_selection_for_focus_change; 216 } 217 218 // TODO(msw|oshima): Consider saving/restoring edit history. 219 ClearEditHistory(); 220 } 221 222 void OmniboxViewViews::Update() { 223 UpdatePlaceholderText(); 224 225 const ToolbarModel::SecurityLevel old_security_level = security_level_; 226 security_level_ = controller()->GetToolbarModel()->GetSecurityLevel(false); 227 if (model()->UpdatePermanentText()) { 228 // Something visibly changed. Re-enable URL replacement. 229 controller()->GetToolbarModel()->set_url_replacement_enabled(true); 230 controller()->GetToolbarModel()->set_origin_chip_enabled(true); 231 model()->UpdatePermanentText(); 232 233 // Select all the new text if the user had all the old text selected, or if 234 // there was no previous text (for new tab page URL replacement extensions). 235 // This makes one particular case better: the user clicks in the box to 236 // change it right before the permanent URL is changed. Since the new URL 237 // is still fully selected, the user's typing will replace the edit contents 238 // as they'd intended. 239 const bool was_select_all = IsSelectAll(); 240 const bool was_reversed = GetSelectedRange().is_reversed(); 241 242 RevertAll(); 243 244 // Only select all when we have focus. If we don't have focus, selecting 245 // all is unnecessary since the selection will change on regaining focus, 246 // and can in fact cause artifacts, e.g. if the user is on the NTP and 247 // clicks a link to navigate, causing |was_select_all| to be vacuously true 248 // for the empty omnibox, and we then select all here, leading to the 249 // trailing portion of a long URL being scrolled into view. We could try 250 // and address cases like this, but it seems better to just not muck with 251 // things when the omnibox isn't focused to begin with. 252 if (was_select_all && model()->has_focus()) 253 SelectAll(was_reversed); 254 } else if (old_security_level != security_level_) { 255 EmphasizeURLComponents(); 256 } 257 } 258 259 void OmniboxViewViews::UpdatePlaceholderText() { 260 if (chrome::ShouldDisplayOriginChip() || 261 OmniboxFieldTrial::DisplayHintTextWhenPossible()) 262 set_placeholder_text(GetHintText()); 263 } 264 265 base::string16 OmniboxViewViews::GetText() const { 266 // TODO(oshima): IME support 267 return text(); 268 } 269 270 void OmniboxViewViews::SetUserText(const base::string16& text, 271 const base::string16& display_text, 272 bool update_popup) { 273 saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); 274 OmniboxView::SetUserText(text, display_text, update_popup); 275 } 276 277 void OmniboxViewViews::SetForcedQuery() { 278 const base::string16 current_text(text()); 279 const size_t start = current_text.find_first_not_of(base::kWhitespaceUTF16); 280 if (start == base::string16::npos || (current_text[start] != '?')) 281 OmniboxView::SetUserText(base::ASCIIToUTF16("?")); 282 else 283 SelectRange(gfx::Range(current_text.size(), start + 1)); 284 } 285 286 void OmniboxViewViews::GetSelectionBounds( 287 base::string16::size_type* start, 288 base::string16::size_type* end) const { 289 const gfx::Range range = GetSelectedRange(); 290 *start = static_cast<size_t>(range.start()); 291 *end = static_cast<size_t>(range.end()); 292 } 293 294 void OmniboxViewViews::SelectAll(bool reversed) { 295 views::Textfield::SelectAll(reversed); 296 } 297 298 void OmniboxViewViews::RevertAll() { 299 saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); 300 OmniboxView::RevertAll(); 301 } 302 303 void OmniboxViewViews::SetFocus() { 304 RequestFocus(); 305 // Restore caret visibility if focus is explicitly requested. This is 306 // necessary because if we already have invisible focus, the RequestFocus() 307 // call above will short-circuit, preventing us from reaching 308 // OmniboxEditModel::OnSetFocus(), which handles restoring visibility when the 309 // omnibox regains focus after losing focus. 310 model()->SetCaretVisibility(true); 311 } 312 313 int OmniboxViewViews::GetTextWidth() const { 314 // Returns the width necessary to display the current text, including any 315 // necessary space for the cursor or border/margin. 316 return GetRenderText()->GetContentWidth() + GetInsets().width(); 317 } 318 319 bool OmniboxViewViews::IsImeComposing() const { 320 return IsIMEComposing(); 321 } 322 323 gfx::Size OmniboxViewViews::GetMinimumSize() const { 324 const int kMinCharacters = 10; 325 return gfx::Size( 326 GetFontList().GetExpectedTextWidth(kMinCharacters) + GetInsets().width(), 327 GetPreferredSize().height()); 328 } 329 330 void OmniboxViewViews::OnNativeThemeChanged(const ui::NativeTheme* theme) { 331 views::Textfield::OnNativeThemeChanged(theme); 332 SetBackgroundColor(location_bar_view_->GetColor( 333 ToolbarModel::NONE, LocationBarView::BACKGROUND)); 334 EmphasizeURLComponents(); 335 } 336 337 void OmniboxViewViews::ExecuteCommand(int command_id, int event_flags) { 338 // In the base class, touch text selection is deactivated when a command is 339 // executed. Since we are not always calling the base class implementation 340 // here, we need to deactivate touch text selection here, too. 341 DestroyTouchSelection(); 342 switch (command_id) { 343 // These commands don't invoke the popup via OnBefore/AfterPossibleChange(). 344 case IDS_PASTE_AND_GO: 345 model()->PasteAndGo(GetClipboardText()); 346 break; 347 case IDS_SHOW_URL: 348 controller()->ShowURL(); 349 break; 350 case IDC_EDIT_SEARCH_ENGINES: 351 command_updater()->ExecuteCommand(command_id); 352 break; 353 case IDS_MOVE_DOWN: 354 case IDS_MOVE_UP: 355 model()->OnUpOrDownKeyPressed(command_id == IDS_MOVE_DOWN ? 1 : -1); 356 break; 357 358 default: 359 OnBeforePossibleChange(); 360 if (command_id == IDS_APP_PASTE) 361 OnPaste(); 362 else if (Textfield::IsCommandIdEnabled(command_id)) 363 Textfield::ExecuteCommand(command_id, event_flags); 364 else 365 command_updater()->ExecuteCommand(command_id); 366 OnAfterPossibleChange(); 367 break; 368 } 369 } 370 371 void OmniboxViewViews::SetTextAndSelectedRange(const base::string16& text, 372 const gfx::Range& range) { 373 SetText(text); 374 SelectRange(range); 375 } 376 377 base::string16 OmniboxViewViews::GetSelectedText() const { 378 // TODO(oshima): Support IME. 379 return views::Textfield::GetSelectedText(); 380 } 381 382 void OmniboxViewViews::OnPaste() { 383 const base::string16 text(GetClipboardText()); 384 if (!text.empty()) { 385 // Record this paste, so we can do different behavior. 386 model()->OnPaste(); 387 // Force a Paste operation to trigger the text_changed code in 388 // OnAfterPossibleChange(), even if identical contents are pasted. 389 text_before_change_.clear(); 390 InsertOrReplaceText(text); 391 } 392 } 393 394 bool OmniboxViewViews::HandleEarlyTabActions(const ui::KeyEvent& event) { 395 // This must run before acclerator handling invokes a focus change on tab. 396 // Note the parallel with SkipDefaultKeyEventProcessing above. 397 if (!views::FocusManager::IsTabTraversalKeyEvent(event)) 398 return false; 399 400 if (model()->is_keyword_hint() && !event.IsShiftDown()) { 401 model()->AcceptKeyword(ENTERED_KEYWORD_MODE_VIA_TAB); 402 return true; 403 } 404 405 if (!model()->popup_model()->IsOpen()) 406 return false; 407 408 if (event.IsShiftDown() && 409 (model()->popup_model()->selected_line_state() == 410 OmniboxPopupModel::KEYWORD)) 411 model()->ClearKeyword(text()); 412 else 413 model()->OnUpOrDownKeyPressed(event.IsShiftDown() ? -1 : 1); 414 415 return true; 416 } 417 418 void OmniboxViewViews::AccessibilitySetValue(const base::string16& new_value) { 419 SetUserText(new_value, new_value, true); 420 } 421 422 void OmniboxViewViews::SetWindowTextAndCaretPos(const base::string16& text, 423 size_t caret_pos, 424 bool update_popup, 425 bool notify_text_changed) { 426 const gfx::Range range(caret_pos, caret_pos); 427 SetTextAndSelectedRange(text, range); 428 429 if (update_popup) 430 UpdatePopup(); 431 432 if (notify_text_changed) 433 TextChanged(); 434 } 435 436 bool OmniboxViewViews::IsSelectAll() const { 437 // TODO(oshima): IME support. 438 return text() == GetSelectedText(); 439 } 440 441 bool OmniboxViewViews::DeleteAtEndPressed() { 442 return delete_at_end_pressed_; 443 } 444 445 void OmniboxViewViews::UpdatePopup() { 446 model()->SetInputInProgress(true); 447 if (!model()->has_focus()) 448 return; 449 450 // Prevent inline autocomplete when the caret isn't at the end of the text. 451 const gfx::Range sel = GetSelectedRange(); 452 model()->StartAutocomplete(!sel.is_empty(), sel.GetMax() < text().length()); 453 } 454 455 void OmniboxViewViews::ApplyCaretVisibility() { 456 SetCursorEnabled(model()->is_caret_visible()); 457 } 458 459 void OmniboxViewViews::OnTemporaryTextMaybeChanged( 460 const base::string16& display_text, 461 bool save_original_selection, 462 bool notify_text_changed) { 463 if (save_original_selection) 464 saved_temporary_selection_ = GetSelectedRange(); 465 466 SetWindowTextAndCaretPos(display_text, display_text.length(), false, 467 notify_text_changed); 468 } 469 470 bool OmniboxViewViews::OnInlineAutocompleteTextMaybeChanged( 471 const base::string16& display_text, 472 size_t user_text_length) { 473 if (display_text == text()) 474 return false; 475 476 if (IsIMEComposing()) { 477 location_bar_view_->SetImeInlineAutocompletion( 478 display_text.substr(user_text_length)); 479 } else { 480 gfx::Range range(display_text.size(), user_text_length); 481 SetTextAndSelectedRange(display_text, range); 482 } 483 TextChanged(); 484 return true; 485 } 486 487 void OmniboxViewViews::OnInlineAutocompleteTextCleared() { 488 // Hide the inline autocompletion for IME users. 489 location_bar_view_->SetImeInlineAutocompletion(base::string16()); 490 } 491 492 void OmniboxViewViews::OnRevertTemporaryText() { 493 SelectRange(saved_temporary_selection_); 494 // We got here because the user hit the Escape key. We explicitly don't call 495 // TextChanged(), since OmniboxPopupModel::ResetToDefaultMatch() has already 496 // been called by now, and it would've called TextChanged() if it was 497 // warranted. 498 } 499 500 void OmniboxViewViews::OnBeforePossibleChange() { 501 // Record our state. 502 text_before_change_ = text(); 503 sel_before_change_ = GetSelectedRange(); 504 ime_composing_before_change_ = IsIMEComposing(); 505 } 506 507 bool OmniboxViewViews::OnAfterPossibleChange() { 508 // See if the text or selection have changed since OnBeforePossibleChange(). 509 const base::string16 new_text = text(); 510 const gfx::Range new_sel = GetSelectedRange(); 511 const bool text_changed = (new_text != text_before_change_) || 512 (ime_composing_before_change_ != IsIMEComposing()); 513 const bool selection_differs = 514 !((sel_before_change_.is_empty() && new_sel.is_empty()) || 515 sel_before_change_.EqualsIgnoringDirection(new_sel)); 516 517 // When the user has deleted text, we don't allow inline autocomplete. Make 518 // sure to not flag cases like selecting part of the text and then pasting 519 // (or typing) the prefix of that selection. (We detect these by making 520 // sure the caret, which should be after any insertion, hasn't moved 521 // forward of the old selection start.) 522 const bool just_deleted_text = 523 (text_before_change_.length() > new_text.length()) && 524 (new_sel.start() <= sel_before_change_.GetMin()); 525 526 const bool something_changed = model()->OnAfterPossibleChange( 527 text_before_change_, new_text, new_sel.start(), new_sel.end(), 528 selection_differs, text_changed, just_deleted_text, !IsIMEComposing()); 529 530 // If only selection was changed, we don't need to call model()'s 531 // OnChanged() method, which is called in TextChanged(). 532 // But we still need to call EmphasizeURLComponents() to make sure the text 533 // attributes are updated correctly. 534 if (something_changed && text_changed) 535 TextChanged(); 536 else if (selection_differs) 537 EmphasizeURLComponents(); 538 else if (delete_at_end_pressed_) 539 model()->OnChanged(); 540 541 return something_changed; 542 } 543 544 gfx::NativeView OmniboxViewViews::GetNativeView() const { 545 return GetWidget()->GetNativeView(); 546 } 547 548 gfx::NativeView OmniboxViewViews::GetRelativeWindowForPopup() const { 549 return GetWidget()->GetTopLevelWidget()->GetNativeView(); 550 } 551 552 void OmniboxViewViews::SetGrayTextAutocompletion(const base::string16& input) { 553 location_bar_view_->SetGrayTextAutocompletion(input); 554 } 555 556 base::string16 OmniboxViewViews::GetGrayTextAutocompletion() const { 557 return location_bar_view_->GetGrayTextAutocompletion(); 558 } 559 560 int OmniboxViewViews::GetWidth() const { 561 return location_bar_view_->width(); 562 } 563 564 bool OmniboxViewViews::IsImeShowingPopup() const { 565 #if defined(OS_CHROMEOS) 566 return ime_candidate_window_open_; 567 #else 568 const views::InputMethod* input_method = this->GetInputMethod(); 569 return input_method && input_method->IsCandidatePopupOpen(); 570 #endif 571 } 572 573 void OmniboxViewViews::ShowImeIfNeeded() { 574 GetInputMethod()->ShowImeIfNeeded(); 575 } 576 577 void OmniboxViewViews::OnMatchOpened(const AutocompleteMatch& match, 578 content::WebContents* web_contents) { 579 extensions::MaybeShowExtensionControlledSearchNotification( 580 profile(), web_contents, match); 581 } 582 583 int OmniboxViewViews::GetOmniboxTextLength() const { 584 // TODO(oshima): Support IME. 585 return static_cast<int>(text().length()); 586 } 587 588 void OmniboxViewViews::EmphasizeURLComponents() { 589 // See whether the contents are a URL with a non-empty host portion, which we 590 // should emphasize. To check for a URL, rather than using the type returned 591 // by Parse(), ask the model, which will check the desired page transition for 592 // this input. This can tell us whether an UNKNOWN input string is going to 593 // be treated as a search or a navigation, and is the same method the Paste 594 // And Go system uses. 595 url::Component scheme, host; 596 AutocompleteInput::ParseForEmphasizeComponents( 597 text(), ChromeAutocompleteSchemeClassifier(profile()), &scheme, &host); 598 bool grey_out_url = text().substr(scheme.begin, scheme.len) == 599 base::UTF8ToUTF16(extensions::kExtensionScheme); 600 bool grey_base = model()->CurrentTextIsURL() && 601 (host.is_nonempty() || grey_out_url); 602 SetColor(location_bar_view_->GetColor( 603 security_level_, 604 grey_base ? LocationBarView::DEEMPHASIZED_TEXT : LocationBarView::TEXT)); 605 if (grey_base && !grey_out_url) { 606 ApplyColor( 607 location_bar_view_->GetColor(security_level_, LocationBarView::TEXT), 608 gfx::Range(host.begin, host.end())); 609 } 610 611 // Emphasize the scheme for security UI display purposes (if necessary). 612 // Note that we check CurrentTextIsURL() because if we're replacing search 613 // URLs with search terms, we may have a non-URL even when the user is not 614 // editing; and in some cases, e.g. for "site:foo.com" searches, the parser 615 // may have incorrectly identified a qualifier as a scheme. 616 SetStyle(gfx::DIAGONAL_STRIKE, false); 617 if (!model()->user_input_in_progress() && model()->CurrentTextIsURL() && 618 scheme.is_nonempty() && (security_level_ != ToolbarModel::NONE)) { 619 SkColor security_color = location_bar_view_->GetColor( 620 security_level_, LocationBarView::SECURITY_TEXT); 621 const bool strike = (security_level_ == ToolbarModel::SECURITY_ERROR); 622 const gfx::Range scheme_range(scheme.begin, scheme.end()); 623 ApplyColor(security_color, scheme_range); 624 ApplyStyle(gfx::DIAGONAL_STRIKE, strike, scheme_range); 625 } 626 } 627 628 bool OmniboxViewViews::OnKeyReleased(const ui::KeyEvent& event) { 629 // The omnibox contents may change while the control key is pressed. 630 if (event.key_code() == ui::VKEY_CONTROL) 631 model()->OnControlKeyChanged(false); 632 return views::Textfield::OnKeyReleased(event); 633 } 634 635 bool OmniboxViewViews::IsItemForCommandIdDynamic(int command_id) const { 636 return command_id == IDS_PASTE_AND_GO; 637 } 638 639 base::string16 OmniboxViewViews::GetLabelForCommandId(int command_id) const { 640 DCHECK_EQ(IDS_PASTE_AND_GO, command_id); 641 return l10n_util::GetStringUTF16( 642 model()->IsPasteAndSearch(GetClipboardText()) ? 643 IDS_PASTE_AND_SEARCH : IDS_PASTE_AND_GO); 644 } 645 646 const char* OmniboxViewViews::GetClassName() const { 647 return kViewClassName; 648 } 649 650 bool OmniboxViewViews::OnMousePressed(const ui::MouseEvent& event) { 651 select_all_on_mouse_release_ = 652 (event.IsOnlyLeftMouseButton() || event.IsOnlyRightMouseButton()) && 653 (!HasFocus() || (model()->focus_state() == OMNIBOX_FOCUS_INVISIBLE)); 654 if (select_all_on_mouse_release_) { 655 // Restore caret visibility whenever the user clicks in the omnibox in a way 656 // that would give it focus. We must handle this case separately here 657 // because if the omnibox currently has invisible focus, the mouse event 658 // won't trigger either SetFocus() or OmniboxEditModel::OnSetFocus(). 659 model()->SetCaretVisibility(true); 660 661 // When we're going to select all on mouse release, invalidate any saved 662 // selection lest restoring it fights with the "select all" action. It's 663 // possible to later set select_all_on_mouse_release_ back to false, but 664 // that happens for things like dragging, which are cases where having 665 // invalidated this saved selection is still OK. 666 saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); 667 } 668 return views::Textfield::OnMousePressed(event); 669 } 670 671 bool OmniboxViewViews::OnMouseDragged(const ui::MouseEvent& event) { 672 if (ExceededDragThreshold(event.location() - last_click_location())) 673 select_all_on_mouse_release_ = false; 674 675 if (HasTextBeingDragged()) 676 CloseOmniboxPopup(); 677 678 return views::Textfield::OnMouseDragged(event); 679 } 680 681 void OmniboxViewViews::OnMouseReleased(const ui::MouseEvent& event) { 682 views::Textfield::OnMouseReleased(event); 683 if (event.IsOnlyLeftMouseButton() || event.IsOnlyRightMouseButton()) { 684 // When the user has clicked and released to give us focus, select all 685 // unless we're omitting the URL (in which case refining an existing query 686 // is common enough that we do click-to-place-cursor). 687 if (select_all_on_mouse_release_ && 688 !controller()->GetToolbarModel()->WouldReplaceURL()) { 689 // Select all in the reverse direction so as not to scroll the caret 690 // into view and shift the contents jarringly. 691 SelectAll(true); 692 } 693 694 HandleOriginChipMouseRelease(); 695 } 696 select_all_on_mouse_release_ = false; 697 } 698 699 bool OmniboxViewViews::OnKeyPressed(const ui::KeyEvent& event) { 700 // Skip processing of [Alt]+<num-pad digit> Unicode alt key codes. 701 // Otherwise, if num-lock is off, the events are handled as [Up], [Down], etc. 702 if (event.IsUnicodeKeyCode()) 703 return views::Textfield::OnKeyPressed(event); 704 705 const bool shift = event.IsShiftDown(); 706 const bool control = event.IsControlDown(); 707 const bool alt = event.IsAltDown() || event.IsAltGrDown(); 708 switch (event.key_code()) { 709 case ui::VKEY_RETURN: 710 model()->AcceptInput(alt ? NEW_FOREGROUND_TAB : CURRENT_TAB, false); 711 return true; 712 case ui::VKEY_ESCAPE: 713 return model()->OnEscapeKeyPressed(); 714 case ui::VKEY_CONTROL: 715 model()->OnControlKeyChanged(true); 716 break; 717 case ui::VKEY_DELETE: 718 if (shift && model()->popup_model()->IsOpen()) 719 model()->popup_model()->TryDeletingCurrentItem(); 720 break; 721 case ui::VKEY_UP: 722 if (!read_only()) { 723 model()->OnUpOrDownKeyPressed(-1); 724 return true; 725 } 726 break; 727 case ui::VKEY_DOWN: 728 if (!read_only()) { 729 model()->OnUpOrDownKeyPressed(1); 730 return true; 731 } 732 break; 733 case ui::VKEY_PRIOR: 734 if (control || alt || shift) 735 return false; 736 model()->OnUpOrDownKeyPressed(-1 * model()->result().size()); 737 return true; 738 case ui::VKEY_NEXT: 739 if (control || alt || shift) 740 return false; 741 model()->OnUpOrDownKeyPressed(model()->result().size()); 742 return true; 743 case ui::VKEY_V: 744 if (control && !alt && !read_only()) { 745 ExecuteCommand(IDS_APP_PASTE, 0); 746 return true; 747 } 748 break; 749 case ui::VKEY_INSERT: 750 if (shift && !control && !read_only()) { 751 ExecuteCommand(IDS_APP_PASTE, 0); 752 return true; 753 } 754 break; 755 default: 756 break; 757 } 758 759 return views::Textfield::OnKeyPressed(event) || HandleEarlyTabActions(event); 760 } 761 762 void OmniboxViewViews::OnGestureEvent(ui::GestureEvent* event) { 763 if (!HasFocus() && event->type() == ui::ET_GESTURE_TAP_DOWN) { 764 select_all_on_gesture_tap_ = true; 765 766 // If we're trying to select all on tap, invalidate any saved selection lest 767 // restoring it fights with the "select all" action. 768 saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); 769 } 770 771 views::Textfield::OnGestureEvent(event); 772 773 if (select_all_on_gesture_tap_ && event->type() == ui::ET_GESTURE_TAP) 774 SelectAll(true); 775 776 if (event->type() == ui::ET_GESTURE_TAP || 777 event->type() == ui::ET_GESTURE_TAP_CANCEL || 778 event->type() == ui::ET_GESTURE_TWO_FINGER_TAP || 779 event->type() == ui::ET_GESTURE_SCROLL_BEGIN || 780 event->type() == ui::ET_GESTURE_PINCH_BEGIN || 781 event->type() == ui::ET_GESTURE_LONG_PRESS || 782 event->type() == ui::ET_GESTURE_LONG_TAP) { 783 select_all_on_gesture_tap_ = false; 784 } 785 } 786 787 void OmniboxViewViews::AboutToRequestFocusFromTabTraversal(bool reverse) { 788 views::Textfield::AboutToRequestFocusFromTabTraversal(reverse); 789 // Tabbing into the omnibox should affect the origin chip in the same way 790 // clicking it should. 791 HandleOriginChipMouseRelease(); 792 } 793 794 bool OmniboxViewViews::SkipDefaultKeyEventProcessing( 795 const ui::KeyEvent& event) { 796 if (views::FocusManager::IsTabTraversalKeyEvent(event) && 797 ((model()->is_keyword_hint() && !event.IsShiftDown()) || 798 model()->popup_model()->IsOpen())) { 799 return true; 800 } 801 return Textfield::SkipDefaultKeyEventProcessing(event); 802 } 803 804 void OmniboxViewViews::GetAccessibleState(ui::AXViewState* state) { 805 state->role = ui::AX_ROLE_TEXT_FIELD; 806 state->name = l10n_util::GetStringUTF16(IDS_ACCNAME_LOCATION); 807 state->value = GetText(); 808 809 base::string16::size_type entry_start; 810 base::string16::size_type entry_end; 811 GetSelectionBounds(&entry_start, &entry_end); 812 state->selection_start = entry_start; 813 state->selection_end = entry_end; 814 815 if (popup_window_mode_) { 816 state->AddStateFlag(ui::AX_STATE_READ_ONLY); 817 } else { 818 state->set_value_callback = 819 base::Bind(&OmniboxViewViews::AccessibilitySetValue, 820 weak_ptr_factory_.GetWeakPtr()); 821 } 822 } 823 824 void OmniboxViewViews::OnFocus() { 825 views::Textfield::OnFocus(); 826 // TODO(oshima): Get control key state. 827 model()->OnSetFocus(false); 828 // Don't call controller()->OnSetFocus, this view has already acquired focus. 829 830 // Restore the selection we saved in OnBlur() if it's still valid. 831 if (saved_selection_for_focus_change_.IsValid()) { 832 SelectRange(saved_selection_for_focus_change_); 833 saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); 834 } 835 } 836 837 void OmniboxViewViews::OnBlur() { 838 // Save the user's existing selection to restore it later. 839 saved_selection_for_focus_change_ = GetSelectedRange(); 840 841 views::Textfield::OnBlur(); 842 gfx::NativeView native_view = NULL; 843 views::Widget* widget = GetWidget(); 844 if (widget) { 845 aura::client::FocusClient* client = 846 aura::client::GetFocusClient(widget->GetNativeView()); 847 if (client) 848 native_view = client->GetFocusedWindow(); 849 } 850 model()->OnWillKillFocus(native_view); 851 // Close the popup. 852 CloseOmniboxPopup(); 853 854 // Tell the model to reset itself. 855 model()->OnKillFocus(); 856 857 // Ignore loss of focus if we lost focus because the website settings popup 858 // is open. When the popup is destroyed, focus will return to the Omnibox. 859 if (!WebsiteSettingsPopupView::IsPopupShowing()) 860 OnDidKillFocus(); 861 862 // Make sure the beginning of the text is visible. 863 SelectRange(gfx::Range(0)); 864 } 865 866 bool OmniboxViewViews::IsCommandIdEnabled(int command_id) const { 867 if (command_id == IDS_APP_PASTE) 868 return !read_only() && !GetClipboardText().empty(); 869 if (command_id == IDS_PASTE_AND_GO) 870 return !read_only() && model()->CanPasteAndGo(GetClipboardText()); 871 if (command_id == IDS_SHOW_URL) 872 return controller()->GetToolbarModel()->WouldReplaceURL(); 873 return command_id == IDS_MOVE_DOWN || command_id == IDS_MOVE_UP || 874 Textfield::IsCommandIdEnabled(command_id) || 875 command_updater()->IsCommandEnabled(command_id); 876 } 877 878 base::string16 OmniboxViewViews::GetSelectionClipboardText() const { 879 return SanitizeTextForPaste(Textfield::GetSelectionClipboardText()); 880 } 881 882 #if defined(OS_CHROMEOS) 883 void OmniboxViewViews::CandidateWindowOpened( 884 chromeos::input_method::InputMethodManager* manager) { 885 ime_candidate_window_open_ = true; 886 } 887 888 void OmniboxViewViews::CandidateWindowClosed( 889 chromeos::input_method::InputMethodManager* manager) { 890 ime_candidate_window_open_ = false; 891 } 892 #endif 893 894 void OmniboxViewViews::ContentsChanged(views::Textfield* sender, 895 const base::string16& new_contents) { 896 } 897 898 bool OmniboxViewViews::HandleKeyEvent(views::Textfield* textfield, 899 const ui::KeyEvent& event) { 900 delete_at_end_pressed_ = false; 901 902 if (event.key_code() == ui::VKEY_BACK) { 903 // No extra handling is needed in keyword search mode, if there is a 904 // non-empty selection, or if the cursor is not leading the text. 905 if (model()->is_keyword_hint() || model()->keyword().empty() || 906 HasSelection() || GetCursorPosition() != 0) 907 return false; 908 model()->ClearKeyword(text()); 909 return true; 910 } 911 912 if (event.key_code() == ui::VKEY_DELETE && !event.IsAltDown()) { 913 delete_at_end_pressed_ = 914 (!HasSelection() && GetCursorPosition() == text().length()); 915 } 916 917 // Handle the right-arrow key for LTR text and the left-arrow key for RTL text 918 // if there is gray text that needs to be committed. 919 if (GetCursorPosition() == text().length()) { 920 base::i18n::TextDirection direction = GetTextDirection(); 921 if ((direction == base::i18n::LEFT_TO_RIGHT && 922 event.key_code() == ui::VKEY_RIGHT) || 923 (direction == base::i18n::RIGHT_TO_LEFT && 924 event.key_code() == ui::VKEY_LEFT)) { 925 return model()->CommitSuggestedText(); 926 } 927 } 928 929 return false; 930 } 931 932 void OmniboxViewViews::OnBeforeUserAction(views::Textfield* sender) { 933 OnBeforePossibleChange(); 934 } 935 936 void OmniboxViewViews::OnAfterUserAction(views::Textfield* sender) { 937 OnAfterPossibleChange(); 938 } 939 940 void OmniboxViewViews::OnAfterCutOrCopy(ui::ClipboardType clipboard_type) { 941 ui::Clipboard* cb = ui::Clipboard::GetForCurrentThread(); 942 base::string16 selected_text; 943 cb->ReadText(clipboard_type, &selected_text); 944 GURL url; 945 bool write_url; 946 model()->AdjustTextForCopy(GetSelectedRange().GetMin(), IsSelectAll(), 947 &selected_text, &url, &write_url); 948 if (IsSelectAll()) 949 UMA_HISTOGRAM_COUNTS(OmniboxEditModel::kCutOrCopyAllTextHistogram, 1); 950 951 if (write_url) { 952 BookmarkNodeData data; 953 data.ReadFromTuple(url, selected_text); 954 data.WriteToClipboard(clipboard_type); 955 } else { 956 ui::ScopedClipboardWriter scoped_clipboard_writer(clipboard_type); 957 scoped_clipboard_writer.WriteText(selected_text); 958 } 959 } 960 961 void OmniboxViewViews::OnWriteDragData(ui::OSExchangeData* data) { 962 GURL url; 963 bool write_url; 964 bool is_all_selected = IsSelectAll(); 965 base::string16 selected_text = GetSelectedText(); 966 model()->AdjustTextForCopy(GetSelectedRange().GetMin(), is_all_selected, 967 &selected_text, &url, &write_url); 968 data->SetString(selected_text); 969 if (write_url) { 970 gfx::Image favicon; 971 base::string16 title = selected_text; 972 if (is_all_selected) 973 model()->GetDataForURLExport(&url, &title, &favicon); 974 button_drag_utils::SetURLAndDragImage(url, title, favicon.AsImageSkia(), 975 NULL, data, GetWidget()); 976 data->SetURL(url, title); 977 } 978 } 979 980 void OmniboxViewViews::OnGetDragOperationsForTextfield(int* drag_operations) { 981 base::string16 selected_text = GetSelectedText(); 982 GURL url; 983 bool write_url; 984 model()->AdjustTextForCopy(GetSelectedRange().GetMin(), IsSelectAll(), 985 &selected_text, &url, &write_url); 986 if (write_url) 987 *drag_operations |= ui::DragDropTypes::DRAG_LINK; 988 } 989 990 void OmniboxViewViews::AppendDropFormats( 991 int* formats, 992 std::set<ui::OSExchangeData::CustomFormat>* custom_formats) { 993 *formats = *formats | ui::OSExchangeData::URL; 994 } 995 996 int OmniboxViewViews::OnDrop(const ui::OSExchangeData& data) { 997 if (HasTextBeingDragged()) 998 return ui::DragDropTypes::DRAG_NONE; 999 1000 if (data.HasURL(ui::OSExchangeData::CONVERT_FILENAMES)) { 1001 GURL url; 1002 base::string16 title; 1003 if (data.GetURLAndTitle( 1004 ui::OSExchangeData::CONVERT_FILENAMES, &url, &title)) { 1005 base::string16 text( 1006 StripJavascriptSchemas(base::UTF8ToUTF16(url.spec()))); 1007 if (model()->CanPasteAndGo(text)) { 1008 model()->PasteAndGo(text); 1009 return ui::DragDropTypes::DRAG_COPY; 1010 } 1011 } 1012 } else if (data.HasString()) { 1013 base::string16 text; 1014 if (data.GetString(&text)) { 1015 base::string16 collapsed_text(base::CollapseWhitespace(text, true)); 1016 if (model()->CanPasteAndGo(collapsed_text)) 1017 model()->PasteAndGo(collapsed_text); 1018 return ui::DragDropTypes::DRAG_COPY; 1019 } 1020 } 1021 1022 return ui::DragDropTypes::DRAG_NONE; 1023 } 1024 1025 void OmniboxViewViews::UpdateContextMenu(ui::SimpleMenuModel* menu_contents) { 1026 int paste_position = menu_contents->GetIndexOfCommandId(IDS_APP_PASTE); 1027 DCHECK_GE(paste_position, 0); 1028 menu_contents->InsertItemWithStringIdAt( 1029 paste_position + 1, IDS_PASTE_AND_GO, IDS_PASTE_AND_GO); 1030 1031 menu_contents->AddSeparator(ui::NORMAL_SEPARATOR); 1032 1033 if (chrome::IsQueryExtractionEnabled() || chrome::ShouldDisplayOriginChip()) { 1034 int select_all_position = menu_contents->GetIndexOfCommandId( 1035 IDS_APP_SELECT_ALL); 1036 DCHECK_GE(select_all_position, 0); 1037 menu_contents->InsertItemWithStringIdAt( 1038 select_all_position + 1, IDS_SHOW_URL, IDS_SHOW_URL); 1039 } 1040 1041 // Minor note: We use IDC_ for command id here while the underlying textfield 1042 // is using IDS_ for all its command ids. This is because views cannot depend 1043 // on IDC_ for now. 1044 menu_contents->AddItemWithStringId(IDC_EDIT_SEARCH_ENGINES, 1045 IDS_EDIT_SEARCH_ENGINES); 1046 } 1047