omnibox_view_views.cc revision e5d81f57cb97b3b6b7fccc9c5610d21eb81db09d
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 "base/command_line.h" 8#include "base/logging.h" 9#include "base/metrics/histogram.h" 10#include "base/strings/string_util.h" 11#include "base/strings/utf_string_conversions.h" 12#include "chrome/app/chrome_command_ids.h" 13#include "chrome/browser/autocomplete/autocomplete_input.h" 14#include "chrome/browser/autocomplete/autocomplete_match.h" 15#include "chrome/browser/bookmarks/bookmark_node_data.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/common/chrome_switches.h" 27#include "content/public/browser/web_contents.h" 28#include "extensions/common/constants.h" 29#include "grit/app_locale_settings.h" 30#include "grit/generated_resources.h" 31#include "grit/ui_strings.h" 32#include "net/base/escape.h" 33#include "third_party/skia/include/core/SkColor.h" 34#include "ui/accessibility/ax_view_state.h" 35#include "ui/base/clipboard/scoped_clipboard_writer.h" 36#include "ui/base/dragdrop/drag_drop_types.h" 37#include "ui/base/dragdrop/os_exchange_data.h" 38#include "ui/base/ime/text_input_client.h" 39#include "ui/base/ime/text_input_type.h" 40#include "ui/base/l10n/l10n_util.h" 41#include "ui/base/models/simple_menu_model.h" 42#include "ui/base/resource/resource_bundle.h" 43#include "ui/events/event.h" 44#include "ui/gfx/animation/slide_animation.h" 45#include "ui/gfx/canvas.h" 46#include "ui/gfx/font_list.h" 47#include "ui/gfx/selection_model.h" 48#include "ui/views/border.h" 49#include "ui/views/button_drag_utils.h" 50#include "ui/views/controls/textfield/textfield.h" 51#include "ui/views/ime/input_method.h" 52#include "ui/views/layout/fill_layout.h" 53#include "ui/views/views_delegate.h" 54#include "ui/views/widget/widget.h" 55#include "url/gurl.h" 56 57#if defined(OS_WIN) 58#include "chrome/browser/browser_process.h" 59#endif 60 61#if defined(USE_AURA) 62#include "ui/aura/client/focus_client.h" 63#include "ui/aura/window_event_dispatcher.h" 64#include "ui/compositor/layer.h" 65#endif 66 67namespace { 68 69// Stores omnibox state for each tab. 70struct OmniboxState : public base::SupportsUserData::Data { 71 static const char kKey[]; 72 73 OmniboxState(const OmniboxEditModel::State& model_state, 74 const gfx::Range& selection, 75 const gfx::Range& saved_selection_for_focus_change); 76 virtual ~OmniboxState(); 77 78 const OmniboxEditModel::State model_state; 79 80 // We store both the actual selection and any saved selection (for when the 81 // omnibox is not focused). This allows us to properly handle cases like 82 // selecting text, tabbing out of the omnibox, switching tabs away and back, 83 // and tabbing back into the omnibox. 84 const gfx::Range selection; 85 const gfx::Range saved_selection_for_focus_change; 86}; 87 88// static 89const char OmniboxState::kKey[] = "OmniboxState"; 90 91OmniboxState::OmniboxState(const OmniboxEditModel::State& model_state, 92 const gfx::Range& selection, 93 const gfx::Range& saved_selection_for_focus_change) 94 : model_state(model_state), 95 selection(selection), 96 saved_selection_for_focus_change(saved_selection_for_focus_change) { 97} 98 99OmniboxState::~OmniboxState() {} 100 101// We'd like to set the text input type to TEXT_INPUT_TYPE_URL, because this 102// triggers URL-specific layout in software keyboards, e.g. adding top-level "/" 103// and ".com" keys for English. However, this also causes IMEs to default to 104// Latin character mode, which makes entering search queries difficult for IME 105// users. Therefore, we try to guess whether an IME will be used based on the 106// application language, and set the input type accordingly. 107ui::TextInputType DetermineTextInputType() { 108#if defined(OS_WIN) 109 DCHECK(g_browser_process); 110 const std::string& locale = g_browser_process->GetApplicationLocale(); 111 const std::string& language = locale.substr(0, 2); 112 // Assume CJK + Thai users are using an IME. 113 if (language == "ja" || 114 language == "ko" || 115 language == "th" || 116 language == "zh") 117 return ui::TEXT_INPUT_TYPE_SEARCH; 118#endif 119 return ui::TEXT_INPUT_TYPE_URL; 120} 121 122bool IsOmniboxAutoCompletionForImeEnabled() { 123 return !CommandLine::ForCurrentProcess()->HasSwitch( 124 switches::kDisableOmniboxAutoCompletionForIme); 125} 126 127} // namespace 128 129// static 130const char OmniboxViewViews::kViewClassName[] = "OmniboxViewViews"; 131 132OmniboxViewViews::OmniboxViewViews(OmniboxEditController* controller, 133 Profile* profile, 134 CommandUpdater* command_updater, 135 bool popup_window_mode, 136 LocationBarView* location_bar, 137 const gfx::FontList& font_list) 138 : OmniboxView(profile, controller, command_updater), 139 popup_window_mode_(popup_window_mode), 140 security_level_(ToolbarModel::NONE), 141 saved_selection_for_focus_change_(gfx::Range::InvalidRange()), 142 ime_composing_before_change_(false), 143 delete_at_end_pressed_(false), 144 location_bar_view_(location_bar), 145 ime_candidate_window_open_(false), 146 select_all_on_mouse_release_(false), 147 select_all_on_gesture_tap_(false) { 148 SetBorder(views::Border::NullBorder()); 149 set_id(VIEW_ID_OMNIBOX); 150 SetFontList(font_list); 151} 152 153OmniboxViewViews::~OmniboxViewViews() { 154#if defined(OS_CHROMEOS) 155 chromeos::input_method::InputMethodManager::Get()-> 156 RemoveCandidateWindowObserver(this); 157#endif 158 159 // Explicitly teardown members which have a reference to us. Just to be safe 160 // we want them to be destroyed before destroying any other internal state. 161 popup_view_.reset(); 162} 163 164//////////////////////////////////////////////////////////////////////////////// 165// OmniboxViewViews public: 166 167void OmniboxViewViews::Init() { 168 set_controller(this); 169 SetTextInputType(DetermineTextInputType()); 170 SetBackgroundColor(location_bar_view_->GetColor( 171 ToolbarModel::NONE, LocationBarView::BACKGROUND)); 172 173 if (popup_window_mode_) 174 SetReadOnly(true); 175 176 // Initialize the popup view using the same font. 177 popup_view_.reset(OmniboxPopupContentsView::Create( 178 GetFontList(), this, model(), location_bar_view_)); 179 180#if defined(OS_CHROMEOS) 181 chromeos::input_method::InputMethodManager::Get()-> 182 AddCandidateWindowObserver(this); 183#endif 184 185 fade_in_animation_.reset(new gfx::SlideAnimation(this)); 186 fade_in_animation_->SetTweenType(gfx::Tween::LINEAR); 187 fade_in_animation_->SetSlideDuration(300); 188} 189 190void OmniboxViewViews::FadeIn() { 191 fade_in_animation_->Show(); 192} 193 194//////////////////////////////////////////////////////////////////////////////// 195// OmniboxViewViews, views::Textfield implementation: 196 197const char* OmniboxViewViews::GetClassName() const { 198 return kViewClassName; 199} 200 201void OmniboxViewViews::OnPaint(gfx::Canvas* canvas) { 202 if (fade_in_animation_->is_animating()) { 203 canvas->SaveLayerAlpha(static_cast<uint8>( 204 fade_in_animation_->CurrentValueBetween(0, 255))); 205 views::Textfield::OnPaint(canvas); 206 canvas->Restore(); 207 } else { 208 views::Textfield::OnPaint(canvas); 209 } 210} 211 212bool OmniboxViewViews::OnMousePressed(const ui::MouseEvent& event) { 213 select_all_on_mouse_release_ = 214 (event.IsOnlyLeftMouseButton() || event.IsOnlyRightMouseButton()) && 215 (!HasFocus() || (model()->focus_state() == OMNIBOX_FOCUS_INVISIBLE)); 216 if (select_all_on_mouse_release_) { 217 // Restore caret visibility whenever the user clicks in the omnibox in a way 218 // that would give it focus. We must handle this case separately here 219 // because if the omnibox currently has invisible focus, the mouse event 220 // won't trigger either SetFocus() or OmniboxEditModel::OnSetFocus(). 221 model()->SetCaretVisibility(true); 222 223 // When we're going to select all on mouse release, invalidate any saved 224 // selection lest restoring it fights with the "select all" action. It's 225 // possible to later set select_all_on_mouse_release_ back to false, but 226 // that happens for things like dragging, which are cases where having 227 // invalidated this saved selection is still OK. 228 saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); 229 } 230 return views::Textfield::OnMousePressed(event); 231} 232 233bool OmniboxViewViews::OnMouseDragged(const ui::MouseEvent& event) { 234 if (ExceededDragThreshold(event.location() - last_click_location())) 235 select_all_on_mouse_release_ = false; 236 return views::Textfield::OnMouseDragged(event); 237} 238 239void OmniboxViewViews::OnMouseReleased(const ui::MouseEvent& event) { 240 views::Textfield::OnMouseReleased(event); 241 if (event.IsOnlyLeftMouseButton() || event.IsOnlyRightMouseButton()) { 242 // When the user has clicked and released to give us focus, select all 243 // unless we're omitting the URL (in which case refining an existing query 244 // is common enough that we do click-to-place-cursor). 245 if (select_all_on_mouse_release_ && 246 !controller()->GetToolbarModel()->WouldReplaceURL()) { 247 // Select all in the reverse direction so as not to scroll the caret 248 // into view and shift the contents jarringly. 249 SelectAll(true); 250 } 251 252 HandleOriginChipMouseRelease(); 253 } 254 select_all_on_mouse_release_ = false; 255} 256 257bool OmniboxViewViews::OnKeyPressed(const ui::KeyEvent& event) { 258 // Skip processing of [Alt]+<num-pad digit> Unicode alt key codes. 259 // Otherwise, if num-lock is off, the events are handled as [Up], [Down], etc. 260 if (event.IsUnicodeKeyCode()) 261 return views::Textfield::OnKeyPressed(event); 262 263 const bool shift = event.IsShiftDown(); 264 const bool control = event.IsControlDown(); 265 const bool alt = event.IsAltDown() || event.IsAltGrDown(); 266 switch (event.key_code()) { 267 case ui::VKEY_RETURN: 268 model()->AcceptInput(alt ? NEW_FOREGROUND_TAB : CURRENT_TAB, false); 269 return true; 270 case ui::VKEY_ESCAPE: 271 return model()->OnEscapeKeyPressed(); 272 case ui::VKEY_CONTROL: 273 model()->OnControlKeyChanged(true); 274 break; 275 case ui::VKEY_DELETE: 276 if (shift && model()->popup_model()->IsOpen()) 277 model()->popup_model()->TryDeletingCurrentItem(); 278 break; 279 case ui::VKEY_UP: 280 if (!read_only()) { 281 model()->OnUpOrDownKeyPressed(-1); 282 return true; 283 } 284 break; 285 case ui::VKEY_DOWN: 286 if (!read_only()) { 287 model()->OnUpOrDownKeyPressed(1); 288 return true; 289 } 290 break; 291 case ui::VKEY_PRIOR: 292 if (control || alt || shift) 293 return false; 294 model()->OnUpOrDownKeyPressed(-1 * model()->result().size()); 295 return true; 296 case ui::VKEY_NEXT: 297 if (control || alt || shift) 298 return false; 299 model()->OnUpOrDownKeyPressed(model()->result().size()); 300 return true; 301 case ui::VKEY_V: 302 if (control && !alt && !read_only()) { 303 ExecuteCommand(IDS_APP_PASTE, 0); 304 return true; 305 } 306 break; 307 case ui::VKEY_INSERT: 308 if (shift && !control && !read_only()) { 309 ExecuteCommand(IDS_APP_PASTE, 0); 310 return true; 311 } 312 break; 313 default: 314 break; 315 } 316 317 return views::Textfield::OnKeyPressed(event) || HandleEarlyTabActions(event); 318} 319 320bool OmniboxViewViews::OnKeyReleased(const ui::KeyEvent& event) { 321 // The omnibox contents may change while the control key is pressed. 322 if (event.key_code() == ui::VKEY_CONTROL) 323 model()->OnControlKeyChanged(false); 324 return views::Textfield::OnKeyReleased(event); 325} 326 327void OmniboxViewViews::OnGestureEvent(ui::GestureEvent* event) { 328 if (!HasFocus() && event->type() == ui::ET_GESTURE_TAP_DOWN) { 329 select_all_on_gesture_tap_ = true; 330 331 // If we're trying to select all on tap, invalidate any saved selection lest 332 // restoring it fights with the "select all" action. 333 saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); 334 } 335 336 if (select_all_on_gesture_tap_ && event->type() == ui::ET_GESTURE_TAP) 337 SelectAll(false); 338 339 if (event->type() == ui::ET_GESTURE_TAP || 340 event->type() == ui::ET_GESTURE_TAP_CANCEL || 341 event->type() == ui::ET_GESTURE_TWO_FINGER_TAP || 342 event->type() == ui::ET_GESTURE_SCROLL_BEGIN || 343 event->type() == ui::ET_GESTURE_PINCH_BEGIN || 344 event->type() == ui::ET_GESTURE_LONG_PRESS || 345 event->type() == ui::ET_GESTURE_LONG_TAP) { 346 select_all_on_gesture_tap_ = false; 347 } 348 349 views::Textfield::OnGestureEvent(event); 350} 351 352void OmniboxViewViews::AboutToRequestFocusFromTabTraversal(bool reverse) { 353 // Tabbing into the omnibox should affect the origin chip in the same way 354 // clicking it should. 355 HandleOriginChipMouseRelease(); 356} 357 358bool OmniboxViewViews::SkipDefaultKeyEventProcessing( 359 const ui::KeyEvent& event) { 360 if (views::FocusManager::IsTabTraversalKeyEvent(event) && 361 ((model()->is_keyword_hint() && !event.IsShiftDown()) || 362 model()->popup_model()->IsOpen())) { 363 return true; 364 } 365 return Textfield::SkipDefaultKeyEventProcessing(event); 366} 367 368void OmniboxViewViews::GetAccessibleState(ui::AXViewState* state) { 369 location_bar_view_->GetAccessibleState(state); 370 state->role = ui::AX_ROLE_TEXT_FIELD; 371} 372 373bool OmniboxViewViews::HandleEarlyTabActions(const ui::KeyEvent& event) { 374 // This must run before acclerator handling invokes a focus change on tab. 375 // Note the parallel with SkipDefaultKeyEventProcessing above. 376 if (views::FocusManager::IsTabTraversalKeyEvent(event)) { 377 if (model()->is_keyword_hint() && !event.IsShiftDown()) { 378 model()->AcceptKeyword(ENTERED_KEYWORD_MODE_VIA_TAB); 379 return true; 380 } 381 if (model()->popup_model()->IsOpen()) { 382 if (event.IsShiftDown() && 383 model()->popup_model()->selected_line_state() == 384 OmniboxPopupModel::KEYWORD) { 385 model()->ClearKeyword(text()); 386 } else { 387 model()->OnUpOrDownKeyPressed(event.IsShiftDown() ? -1 : 1); 388 } 389 return true; 390 } 391 } 392 393 return false; 394} 395 396void OmniboxViewViews::OnFocus() { 397 views::Textfield::OnFocus(); 398 // TODO(oshima): Get control key state. 399 model()->OnSetFocus(false); 400 // Don't call controller()->OnSetFocus, this view has already acquired focus. 401 402 // Restore the selection we saved in OnBlur() if it's still valid. 403 if (saved_selection_for_focus_change_.IsValid()) { 404 SelectRange(saved_selection_for_focus_change_); 405 saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); 406 } 407} 408 409void OmniboxViewViews::OnBlur() { 410 // Save the user's existing selection to restore it later. 411 saved_selection_for_focus_change_ = GetSelectedRange(); 412 413 views::Textfield::OnBlur(); 414 gfx::NativeView native_view = NULL; 415#if defined(USE_AURA) 416 views::Widget* widget = GetWidget(); 417 if (widget) { 418 aura::client::FocusClient* client = 419 aura::client::GetFocusClient(widget->GetNativeView()); 420 if (client) 421 native_view = client->GetFocusedWindow(); 422 } 423#endif 424 model()->OnWillKillFocus(native_view); 425 // Close the popup. 426 CloseOmniboxPopup(); 427 428 // Tell the model to reset itself. 429 model()->OnKillFocus(); 430 431 // Ignore loss of focus if we lost focus because the website settings popup 432 // is open. When the popup is destroyed, focus will return to the Omnibox. 433 if (!WebsiteSettingsPopupView::IsPopupShowing()) 434 OnDidKillFocus(); 435 436 // Make sure the beginning of the text is visible. 437 SelectRange(gfx::Range(0)); 438} 439 440base::string16 OmniboxViewViews::GetSelectionClipboardText() const { 441 return SanitizeTextForPaste(Textfield::GetSelectionClipboardText()); 442} 443 444//////////////////////////////////////////////////////////////////////////////// 445// OmniboxViewViews, OmniboxView implementation: 446 447void OmniboxViewViews::SaveStateToTab(content::WebContents* tab) { 448 DCHECK(tab); 449 450 // We don't want to keep the IME status, so force quit the current 451 // session here. It may affect the selection status, so order is 452 // also important. 453 if (IsIMEComposing()) { 454 GetTextInputClient()->ConfirmCompositionText(); 455 GetInputMethod()->CancelComposition(this); 456 } 457 458 // NOTE: GetStateForTabSwitch() may affect GetSelectedRange(), so order is 459 // important. 460 OmniboxEditModel::State state = model()->GetStateForTabSwitch(); 461 tab->SetUserData(OmniboxState::kKey, new OmniboxState( 462 state, GetSelectedRange(), saved_selection_for_focus_change_)); 463} 464 465void OmniboxViewViews::OnTabChanged(const content::WebContents* web_contents) { 466 security_level_ = controller()->GetToolbarModel()->GetSecurityLevel(false); 467 468 const OmniboxState* state = static_cast<OmniboxState*>( 469 web_contents->GetUserData(&OmniboxState::kKey)); 470 model()->RestoreState(state ? &state->model_state : NULL); 471 if (state) { 472 // This assumes that the omnibox has already been focused or blurred as 473 // appropriate; otherwise, a subsequent OnFocus() or OnBlur() call could 474 // goof up the selection. See comments at the end of 475 // BrowserView::ActiveTabChanged(). 476 SelectRange(state->selection); 477 saved_selection_for_focus_change_ = state->saved_selection_for_focus_change; 478 } 479 480 // TODO(msw|oshima): Consider saving/restoring edit history. 481 ClearEditHistory(); 482} 483 484void OmniboxViewViews::Update() { 485 if (chrome::ShouldDisplayOriginChip() || chrome::ShouldDisplayOriginChipV2()) 486 set_placeholder_text(GetHintText()); 487 488 const ToolbarModel::SecurityLevel old_security_level = security_level_; 489 security_level_ = controller()->GetToolbarModel()->GetSecurityLevel(false); 490 if (model()->UpdatePermanentText()) { 491 // Something visibly changed. Re-enable URL replacement. 492 controller()->GetToolbarModel()->set_url_replacement_enabled(true); 493 model()->UpdatePermanentText(); 494 495 // Tweak: if the user had all the text selected, select all the new text. 496 // This makes one particular case better: the user clicks in the box to 497 // change it right before the permanent URL is changed. Since the new URL 498 // is still fully selected, the user's typing will replace the edit contents 499 // as they'd intended. 500 const bool was_select_all = !text().empty() && IsSelectAll(); 501 const bool was_reversed = GetSelectedRange().is_reversed(); 502 503 RevertAll(); 504 505 // Only select all when we have focus. If we don't have focus, selecting 506 // all is unnecessary since the selection will change on regaining focus, 507 // and can in fact cause artifacts, e.g. if the user is on the NTP and 508 // clicks a link to navigate, causing |was_select_all| to be vacuously true 509 // for the empty omnibox, and we then select all here, leading to the 510 // trailing portion of a long URL being scrolled into view. We could try 511 // and address cases like this, but it seems better to just not muck with 512 // things when the omnibox isn't focused to begin with. 513 if (was_select_all && model()->has_focus()) 514 SelectAll(was_reversed); 515 } else if (old_security_level != security_level_) { 516 EmphasizeURLComponents(); 517 } 518} 519 520base::string16 OmniboxViewViews::GetText() const { 521 // TODO(oshima): IME support 522 return text(); 523} 524 525void OmniboxViewViews::SetUserText(const base::string16& text, 526 const base::string16& display_text, 527 bool update_popup) { 528 saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); 529 OmniboxView::SetUserText(text, display_text, update_popup); 530} 531 532void OmniboxViewViews::SetWindowTextAndCaretPos(const base::string16& text, 533 size_t caret_pos, 534 bool update_popup, 535 bool notify_text_changed) { 536 const gfx::Range range(caret_pos, caret_pos); 537 SetTextAndSelectedRange(text, range); 538 539 if (update_popup) 540 UpdatePopup(); 541 542 if (notify_text_changed) 543 TextChanged(); 544} 545 546void OmniboxViewViews::SetForcedQuery() { 547 const base::string16 current_text(text()); 548 const size_t start = current_text.find_first_not_of(base::kWhitespaceUTF16); 549 if (start == base::string16::npos || (current_text[start] != '?')) 550 OmniboxView::SetUserText(base::ASCIIToUTF16("?")); 551 else 552 SelectRange(gfx::Range(current_text.size(), start + 1)); 553} 554 555bool OmniboxViewViews::IsSelectAll() const { 556 // TODO(oshima): IME support. 557 return text() == GetSelectedText(); 558} 559 560bool OmniboxViewViews::DeleteAtEndPressed() { 561 return delete_at_end_pressed_; 562} 563 564void OmniboxViewViews::GetSelectionBounds( 565 base::string16::size_type* start, 566 base::string16::size_type* end) const { 567 const gfx::Range range = GetSelectedRange(); 568 *start = static_cast<size_t>(range.start()); 569 *end = static_cast<size_t>(range.end()); 570} 571 572void OmniboxViewViews::SelectAll(bool reversed) { 573 views::Textfield::SelectAll(reversed); 574} 575 576void OmniboxViewViews::RevertAll() { 577 saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); 578 OmniboxView::RevertAll(); 579} 580 581void OmniboxViewViews::UpdatePopup() { 582 model()->SetInputInProgress(true); 583 if (!model()->has_focus()) 584 return; 585 586 // Prevent inline autocomplete when the caret isn't at the end of the text, 587 // and during IME composition editing unless 588 // |kEnableOmniboxAutoCompletionForIme| is enabled. 589 const gfx::Range sel = GetSelectedRange(); 590 model()->StartAutocomplete( 591 !sel.is_empty(), 592 sel.GetMax() < text().length() || 593 (IsIMEComposing() && !IsOmniboxAutoCompletionForImeEnabled())); 594} 595 596void OmniboxViewViews::SetFocus() { 597 RequestFocus(); 598 // Restore caret visibility if focus is explicitly requested. This is 599 // necessary because if we already have invisible focus, the RequestFocus() 600 // call above will short-circuit, preventing us from reaching 601 // OmniboxEditModel::OnSetFocus(), which handles restoring visibility when the 602 // omnibox regains focus after losing focus. 603 model()->SetCaretVisibility(true); 604} 605 606void OmniboxViewViews::ApplyCaretVisibility() { 607 SetCursorEnabled(model()->is_caret_visible()); 608} 609 610void OmniboxViewViews::OnTemporaryTextMaybeChanged( 611 const base::string16& display_text, 612 bool save_original_selection, 613 bool notify_text_changed) { 614 if (save_original_selection) 615 saved_temporary_selection_ = GetSelectedRange(); 616 617 SetWindowTextAndCaretPos(display_text, display_text.length(), false, 618 notify_text_changed); 619} 620 621bool OmniboxViewViews::OnInlineAutocompleteTextMaybeChanged( 622 const base::string16& display_text, 623 size_t user_text_length) { 624 if (display_text == text()) 625 return false; 626 627 if (IsIMEComposing()) { 628 location_bar_view_->SetImeInlineAutocompletion( 629 display_text.substr(user_text_length)); 630 } else { 631 gfx::Range range(display_text.size(), user_text_length); 632 SetTextAndSelectedRange(display_text, range); 633 } 634 TextChanged(); 635 return true; 636} 637 638void OmniboxViewViews::OnInlineAutocompleteTextCleared() { 639 // Hide the inline autocompletion for IME users. 640 location_bar_view_->SetImeInlineAutocompletion(base::string16()); 641} 642 643void OmniboxViewViews::OnRevertTemporaryText() { 644 SelectRange(saved_temporary_selection_); 645 // We got here because the user hit the Escape key. We explicitly don't call 646 // TextChanged(), since OmniboxPopupModel::ResetToDefaultMatch() has already 647 // been called by now, and it would've called TextChanged() if it was 648 // warranted. 649} 650 651void OmniboxViewViews::OnBeforePossibleChange() { 652 // Record our state. 653 text_before_change_ = text(); 654 sel_before_change_ = GetSelectedRange(); 655 ime_composing_before_change_ = IsIMEComposing(); 656} 657 658bool OmniboxViewViews::OnAfterPossibleChange() { 659 // See if the text or selection have changed since OnBeforePossibleChange(). 660 const base::string16 new_text = text(); 661 const gfx::Range new_sel = GetSelectedRange(); 662 const bool text_changed = (new_text != text_before_change_) || 663 (ime_composing_before_change_ != IsIMEComposing()); 664 const bool selection_differs = 665 !((sel_before_change_.is_empty() && new_sel.is_empty()) || 666 sel_before_change_.EqualsIgnoringDirection(new_sel)); 667 668 // When the user has deleted text, we don't allow inline autocomplete. Make 669 // sure to not flag cases like selecting part of the text and then pasting 670 // (or typing) the prefix of that selection. (We detect these by making 671 // sure the caret, which should be after any insertion, hasn't moved 672 // forward of the old selection start.) 673 const bool just_deleted_text = 674 (text_before_change_.length() > new_text.length()) && 675 (new_sel.start() <= sel_before_change_.GetMin()); 676 677 const bool something_changed = model()->OnAfterPossibleChange( 678 text_before_change_, new_text, new_sel.start(), new_sel.end(), 679 selection_differs, text_changed, just_deleted_text, !IsIMEComposing()); 680 681 // If only selection was changed, we don't need to call model()'s 682 // OnChanged() method, which is called in TextChanged(). 683 // But we still need to call EmphasizeURLComponents() to make sure the text 684 // attributes are updated correctly. 685 if (something_changed && text_changed) 686 TextChanged(); 687 else if (selection_differs) 688 EmphasizeURLComponents(); 689 else if (delete_at_end_pressed_) 690 model()->OnChanged(); 691 692 return something_changed; 693} 694 695gfx::NativeView OmniboxViewViews::GetNativeView() const { 696 return GetWidget()->GetNativeView(); 697} 698 699gfx::NativeView OmniboxViewViews::GetRelativeWindowForPopup() const { 700 return GetWidget()->GetTopLevelWidget()->GetNativeView(); 701} 702 703void OmniboxViewViews::SetGrayTextAutocompletion(const base::string16& input) { 704#if defined(OS_WIN) || defined(USE_AURA) 705 location_bar_view_->SetGrayTextAutocompletion(input); 706#endif 707} 708 709base::string16 OmniboxViewViews::GetGrayTextAutocompletion() const { 710#if defined(OS_WIN) || defined(USE_AURA) 711 return location_bar_view_->GetGrayTextAutocompletion(); 712#else 713 return base::string16(); 714#endif 715} 716 717int OmniboxViewViews::GetTextWidth() const { 718 // Returns the width necessary to display the current text, including any 719 // necessary space for the cursor or border/margin. 720 return GetRenderText()->GetContentWidth() + GetInsets().width(); 721} 722 723int OmniboxViewViews::GetWidth() const { 724 return location_bar_view_->width(); 725} 726 727bool OmniboxViewViews::IsImeComposing() const { 728 return IsIMEComposing(); 729} 730 731bool OmniboxViewViews::IsImeShowingPopup() const { 732#if defined(OS_CHROMEOS) 733 return ime_candidate_window_open_; 734#else 735 const views::InputMethod* input_method = this->GetInputMethod(); 736 return input_method && input_method->IsCandidatePopupOpen(); 737#endif 738} 739 740void OmniboxViewViews::ShowImeIfNeeded() { 741 GetInputMethod()->ShowImeIfNeeded(); 742} 743 744void OmniboxViewViews::OnMatchOpened(const AutocompleteMatch& match, 745 Profile* profile, 746 content::WebContents* web_contents) const { 747 extensions::MaybeShowExtensionControlledSearchNotification( 748 profile, web_contents, match); 749} 750 751bool OmniboxViewViews::IsCommandIdEnabled(int command_id) const { 752 if (command_id == IDS_APP_PASTE) 753 return !read_only() && !GetClipboardText().empty(); 754 if (command_id == IDS_PASTE_AND_GO) 755 return !read_only() && model()->CanPasteAndGo(GetClipboardText()); 756 if (command_id == IDS_SHOW_URL) 757 return controller()->GetToolbarModel()->WouldReplaceURL(); 758 return command_id == IDS_MOVE_DOWN || command_id == IDS_MOVE_UP || 759 Textfield::IsCommandIdEnabled(command_id) || 760 command_updater()->IsCommandEnabled(command_id); 761} 762 763bool OmniboxViewViews::IsItemForCommandIdDynamic(int command_id) const { 764 return command_id == IDS_PASTE_AND_GO; 765} 766 767base::string16 OmniboxViewViews::GetLabelForCommandId(int command_id) const { 768 DCHECK_EQ(IDS_PASTE_AND_GO, command_id); 769 return l10n_util::GetStringUTF16( 770 model()->IsPasteAndSearch(GetClipboardText()) ? 771 IDS_PASTE_AND_SEARCH : IDS_PASTE_AND_GO); 772} 773 774void OmniboxViewViews::ExecuteCommand(int command_id, int event_flags) { 775 switch (command_id) { 776 // These commands don't invoke the popup via OnBefore/AfterPossibleChange(). 777 case IDS_PASTE_AND_GO: 778 model()->PasteAndGo(GetClipboardText()); 779 break; 780 case IDS_SHOW_URL: 781 controller()->ShowURL(); 782 break; 783 case IDC_EDIT_SEARCH_ENGINES: 784 command_updater()->ExecuteCommand(command_id); 785 break; 786 case IDS_MOVE_DOWN: 787 case IDS_MOVE_UP: 788 model()->OnUpOrDownKeyPressed(command_id == IDS_MOVE_DOWN ? 1 : -1); 789 break; 790 791 default: 792 OnBeforePossibleChange(); 793 if (command_id == IDS_APP_PASTE) 794 OnPaste(); 795 else if (Textfield::IsCommandIdEnabled(command_id)) 796 Textfield::ExecuteCommand(command_id, event_flags); 797 else 798 command_updater()->ExecuteCommand(command_id); 799 OnAfterPossibleChange(); 800 break; 801 } 802} 803 804//////////////////////////////////////////////////////////////////////////////// 805// OmniboxViewViews, gfx::AnimationDelegate implementation: 806 807void OmniboxViewViews::AnimationProgressed(const gfx::Animation* animation) { 808 SchedulePaint(); 809} 810 811void OmniboxViewViews::AnimationEnded(const gfx::Animation* animation) { 812 fade_in_animation_->Reset(); 813} 814 815//////////////////////////////////////////////////////////////////////////////// 816// OmniboxViewViews, views::TextfieldController implementation: 817 818void OmniboxViewViews::ContentsChanged(views::Textfield* sender, 819 const base::string16& new_contents) { 820} 821 822bool OmniboxViewViews::HandleKeyEvent(views::Textfield* textfield, 823 const ui::KeyEvent& event) { 824 delete_at_end_pressed_ = false; 825 826 if (event.key_code() == ui::VKEY_BACK) { 827 // No extra handling is needed in keyword search mode, if there is a 828 // non-empty selection, or if the cursor is not leading the text. 829 if (model()->is_keyword_hint() || model()->keyword().empty() || 830 HasSelection() || GetCursorPosition() != 0) 831 return false; 832 model()->ClearKeyword(text()); 833 return true; 834 } 835 836 if (event.key_code() == ui::VKEY_DELETE && !event.IsAltDown()) { 837 delete_at_end_pressed_ = 838 (!HasSelection() && GetCursorPosition() == text().length()); 839 } 840 841 // Handle the right-arrow key for LTR text and the left-arrow key for RTL text 842 // if there is gray text that needs to be committed. 843 if (GetCursorPosition() == text().length()) { 844 base::i18n::TextDirection direction = GetTextDirection(); 845 if ((direction == base::i18n::LEFT_TO_RIGHT && 846 event.key_code() == ui::VKEY_RIGHT) || 847 (direction == base::i18n::RIGHT_TO_LEFT && 848 event.key_code() == ui::VKEY_LEFT)) { 849 return model()->CommitSuggestedText(); 850 } 851 } 852 853 return false; 854} 855 856void OmniboxViewViews::OnBeforeUserAction(views::Textfield* sender) { 857 OnBeforePossibleChange(); 858} 859 860void OmniboxViewViews::OnAfterUserAction(views::Textfield* sender) { 861 OnAfterPossibleChange(); 862} 863 864void OmniboxViewViews::OnAfterCutOrCopy() { 865 ui::Clipboard* cb = ui::Clipboard::GetForCurrentThread(); 866 base::string16 selected_text; 867 cb->ReadText(ui::CLIPBOARD_TYPE_COPY_PASTE, &selected_text); 868 GURL url; 869 bool write_url; 870 model()->AdjustTextForCopy(GetSelectedRange().GetMin(), IsSelectAll(), 871 &selected_text, &url, &write_url); 872 if (IsSelectAll()) 873 UMA_HISTOGRAM_COUNTS(OmniboxEditModel::kCutOrCopyAllTextHistogram, 1); 874 875 if (write_url) { 876 BookmarkNodeData data; 877 data.ReadFromTuple(url, selected_text); 878 data.WriteToClipboard(ui::CLIPBOARD_TYPE_COPY_PASTE); 879 } else { 880 ui::ScopedClipboardWriter scoped_clipboard_writer( 881 ui::Clipboard::GetForCurrentThread(), ui::CLIPBOARD_TYPE_COPY_PASTE); 882 scoped_clipboard_writer.WriteText(selected_text); 883 } 884} 885 886void OmniboxViewViews::OnGetDragOperationsForTextfield(int* drag_operations) { 887 base::string16 selected_text = GetSelectedText(); 888 GURL url; 889 bool write_url; 890 model()->AdjustTextForCopy(GetSelectedRange().GetMin(), IsSelectAll(), 891 &selected_text, &url, &write_url); 892 if (write_url) 893 *drag_operations |= ui::DragDropTypes::DRAG_LINK; 894} 895 896void OmniboxViewViews::OnWriteDragData(ui::OSExchangeData* data) { 897 GURL url; 898 bool write_url; 899 bool is_all_selected = IsSelectAll(); 900 base::string16 selected_text = GetSelectedText(); 901 model()->AdjustTextForCopy(GetSelectedRange().GetMin(), is_all_selected, 902 &selected_text, &url, &write_url); 903 data->SetString(selected_text); 904 if (write_url) { 905 gfx::Image favicon; 906 base::string16 title = selected_text; 907 if (is_all_selected) 908 model()->GetDataForURLExport(&url, &title, &favicon); 909 button_drag_utils::SetURLAndDragImage(url, title, favicon.AsImageSkia(), 910 data, GetWidget()); 911 data->SetURL(url, title); 912 } 913} 914 915void OmniboxViewViews::AppendDropFormats( 916 int* formats, 917 std::set<ui::OSExchangeData::CustomFormat>* custom_formats) { 918 *formats = *formats | ui::OSExchangeData::URL; 919} 920 921int OmniboxViewViews::OnDrop(const ui::OSExchangeData& data) { 922 if (HasTextBeingDragged()) 923 return ui::DragDropTypes::DRAG_NONE; 924 925 if (data.HasURL(ui::OSExchangeData::CONVERT_FILENAMES)) { 926 GURL url; 927 base::string16 title; 928 if (data.GetURLAndTitle( 929 ui::OSExchangeData::CONVERT_FILENAMES, &url, &title)) { 930 base::string16 text( 931 StripJavascriptSchemas(base::UTF8ToUTF16(url.spec()))); 932 if (model()->CanPasteAndGo(text)) { 933 model()->PasteAndGo(text); 934 return ui::DragDropTypes::DRAG_COPY; 935 } 936 } 937 } else if (data.HasString()) { 938 base::string16 text; 939 if (data.GetString(&text)) { 940 base::string16 collapsed_text(base::CollapseWhitespace(text, true)); 941 if (model()->CanPasteAndGo(collapsed_text)) 942 model()->PasteAndGo(collapsed_text); 943 return ui::DragDropTypes::DRAG_COPY; 944 } 945 } 946 947 return ui::DragDropTypes::DRAG_NONE; 948} 949 950void OmniboxViewViews::UpdateContextMenu(ui::SimpleMenuModel* menu_contents) { 951 int paste_position = menu_contents->GetIndexOfCommandId(IDS_APP_PASTE); 952 DCHECK_GE(paste_position, 0); 953 menu_contents->InsertItemWithStringIdAt( 954 paste_position + 1, IDS_PASTE_AND_GO, IDS_PASTE_AND_GO); 955 956 menu_contents->AddSeparator(ui::NORMAL_SEPARATOR); 957 958 if (chrome::IsQueryExtractionEnabled() || chrome::ShouldDisplayOriginChip() || 959 chrome::ShouldDisplayOriginChipV2()) { 960 int select_all_position = menu_contents->GetIndexOfCommandId( 961 IDS_APP_SELECT_ALL); 962 DCHECK_GE(select_all_position, 0); 963 menu_contents->InsertItemWithStringIdAt( 964 select_all_position + 1, IDS_SHOW_URL, IDS_SHOW_URL); 965 } 966 967 // Minor note: We use IDC_ for command id here while the underlying textfield 968 // is using IDS_ for all its command ids. This is because views cannot depend 969 // on IDC_ for now. 970 menu_contents->AddItemWithStringId(IDC_EDIT_SEARCH_ENGINES, 971 IDS_EDIT_SEARCH_ENGINES); 972} 973 974#if defined(OS_CHROMEOS) 975void OmniboxViewViews::CandidateWindowOpened( 976 chromeos::input_method::InputMethodManager* manager) { 977 ime_candidate_window_open_ = true; 978} 979 980void OmniboxViewViews::CandidateWindowClosed( 981 chromeos::input_method::InputMethodManager* manager) { 982 ime_candidate_window_open_ = false; 983} 984#endif 985 986//////////////////////////////////////////////////////////////////////////////// 987// OmniboxViewViews, private: 988 989int OmniboxViewViews::GetOmniboxTextLength() const { 990 // TODO(oshima): Support IME. 991 return static_cast<int>(text().length()); 992} 993 994void OmniboxViewViews::EmphasizeURLComponents() { 995 // See whether the contents are a URL with a non-empty host portion, which we 996 // should emphasize. To check for a URL, rather than using the type returned 997 // by Parse(), ask the model, which will check the desired page transition for 998 // this input. This can tell us whether an UNKNOWN input string is going to 999 // be treated as a search or a navigation, and is the same method the Paste 1000 // And Go system uses. 1001 url_parse::Component scheme, host; 1002 AutocompleteInput::ParseForEmphasizeComponents(text(), &scheme, &host); 1003 bool grey_out_url = text().substr(scheme.begin, scheme.len) == 1004 base::UTF8ToUTF16(extensions::kExtensionScheme); 1005 bool grey_base = model()->CurrentTextIsURL() && 1006 (host.is_nonempty() || grey_out_url); 1007 SetColor(location_bar_view_->GetColor( 1008 security_level_, 1009 grey_base ? LocationBarView::DEEMPHASIZED_TEXT : LocationBarView::TEXT)); 1010 if (grey_base && !grey_out_url) { 1011 ApplyColor( 1012 location_bar_view_->GetColor(security_level_, LocationBarView::TEXT), 1013 gfx::Range(host.begin, host.end())); 1014 } 1015 1016 // Emphasize the scheme for security UI display purposes (if necessary). 1017 // Note that we check CurrentTextIsURL() because if we're replacing search 1018 // URLs with search terms, we may have a non-URL even when the user is not 1019 // editing; and in some cases, e.g. for "site:foo.com" searches, the parser 1020 // may have incorrectly identified a qualifier as a scheme. 1021 SetStyle(gfx::DIAGONAL_STRIKE, false); 1022 if (!model()->user_input_in_progress() && model()->CurrentTextIsURL() && 1023 scheme.is_nonempty() && (security_level_ != ToolbarModel::NONE)) { 1024 SkColor security_color = location_bar_view_->GetColor( 1025 security_level_, LocationBarView::SECURITY_TEXT); 1026 const bool strike = (security_level_ == ToolbarModel::SECURITY_ERROR); 1027 const gfx::Range scheme_range(scheme.begin, scheme.end()); 1028 ApplyColor(security_color, scheme_range); 1029 ApplyStyle(gfx::DIAGONAL_STRIKE, strike, scheme_range); 1030 } 1031} 1032 1033void OmniboxViewViews::SetTextAndSelectedRange(const base::string16& text, 1034 const gfx::Range& range) { 1035 SetText(text); 1036 SelectRange(range); 1037} 1038 1039base::string16 OmniboxViewViews::GetSelectedText() const { 1040 // TODO(oshima): Support IME. 1041 return views::Textfield::GetSelectedText(); 1042} 1043 1044void OmniboxViewViews::OnPaste() { 1045 const base::string16 text(GetClipboardText()); 1046 if (!text.empty()) { 1047 // Record this paste, so we can do different behavior. 1048 model()->OnPaste(); 1049 // Force a Paste operation to trigger the text_changed code in 1050 // OnAfterPossibleChange(), even if identical contents are pasted. 1051 text_before_change_.clear(); 1052 InsertOrReplaceText(text); 1053 } 1054} 1055