| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/ui/views/omnibox/omnibox_view_views.h" |
| |
| #include "base/command_line.h" |
| #include "base/logging.h" |
| #include "base/strings/string_util.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "chrome/app/chrome_command_ids.h" |
| #include "chrome/browser/autocomplete/autocomplete_input.h" |
| #include "chrome/browser/autocomplete/autocomplete_match.h" |
| #include "chrome/browser/bookmarks/bookmark_node_data.h" |
| #include "chrome/browser/command_updater.h" |
| #include "chrome/browser/search/search.h" |
| #include "chrome/browser/ui/omnibox/omnibox_edit_controller.h" |
| #include "chrome/browser/ui/omnibox/omnibox_edit_model.h" |
| #include "chrome/browser/ui/omnibox/omnibox_popup_model.h" |
| #include "chrome/browser/ui/view_ids.h" |
| #include "chrome/browser/ui/views/location_bar/location_bar_view.h" |
| #include "chrome/browser/ui/views/omnibox/omnibox_popup_contents_view.h" |
| #include "chrome/common/chrome_switches.h" |
| #include "content/public/browser/web_contents.h" |
| #include "extensions/common/constants.h" |
| #include "grit/app_locale_settings.h" |
| #include "grit/generated_resources.h" |
| #include "grit/ui_strings.h" |
| #include "net/base/escape.h" |
| #include "third_party/skia/include/core/SkColor.h" |
| #include "ui/base/accessibility/accessible_view_state.h" |
| #include "ui/base/clipboard/scoped_clipboard_writer.h" |
| #include "ui/base/dragdrop/drag_drop_types.h" |
| #include "ui/base/dragdrop/os_exchange_data.h" |
| #include "ui/base/ime/text_input_client.h" |
| #include "ui/base/ime/text_input_type.h" |
| #include "ui/base/l10n/l10n_util.h" |
| #include "ui/base/models/simple_menu_model.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "ui/events/event.h" |
| #include "ui/gfx/canvas.h" |
| #include "ui/gfx/font_list.h" |
| #include "ui/gfx/selection_model.h" |
| #include "ui/views/border.h" |
| #include "ui/views/button_drag_utils.h" |
| #include "ui/views/controls/textfield/textfield.h" |
| #include "ui/views/ime/input_method.h" |
| #include "ui/views/layout/fill_layout.h" |
| #include "ui/views/views_delegate.h" |
| #include "ui/views/widget/widget.h" |
| #include "url/gurl.h" |
| |
| #if defined(OS_WIN) |
| #include "chrome/browser/browser_process.h" |
| #endif |
| |
| #if defined(USE_AURA) |
| #include "ui/aura/client/focus_client.h" |
| #include "ui/aura/root_window.h" |
| #include "ui/compositor/layer.h" |
| #endif |
| |
| namespace { |
| |
| // Stores omnibox state for each tab. |
| struct OmniboxState : public base::SupportsUserData::Data { |
| static const char kKey[]; |
| |
| OmniboxState(const OmniboxEditModel::State& model_state, |
| const gfx::Range& selection, |
| const gfx::Range& saved_selection_for_focus_change); |
| virtual ~OmniboxState(); |
| |
| const OmniboxEditModel::State model_state; |
| |
| // We store both the actual selection and any saved selection (for when the |
| // omnibox is not focused). This allows us to properly handle cases like |
| // selecting text, tabbing out of the omnibox, switching tabs away and back, |
| // and tabbing back into the omnibox. |
| const gfx::Range selection; |
| const gfx::Range saved_selection_for_focus_change; |
| }; |
| |
| // static |
| const char OmniboxState::kKey[] = "OmniboxState"; |
| |
| OmniboxState::OmniboxState(const OmniboxEditModel::State& model_state, |
| const gfx::Range& selection, |
| const gfx::Range& saved_selection_for_focus_change) |
| : model_state(model_state), |
| selection(selection), |
| saved_selection_for_focus_change(saved_selection_for_focus_change) { |
| } |
| |
| OmniboxState::~OmniboxState() {} |
| |
| // We'd like to set the text input type to TEXT_INPUT_TYPE_URL, because this |
| // triggers URL-specific layout in software keyboards, e.g. adding top-level "/" |
| // and ".com" keys for English. However, this also causes IMEs to default to |
| // Latin character mode, which makes entering search queries difficult for IME |
| // users. Therefore, we try to guess whether an IME will be used based on the |
| // application language, and set the input type accordingly. |
| ui::TextInputType DetermineTextInputType() { |
| #if defined(OS_WIN) |
| DCHECK(g_browser_process); |
| const std::string& locale = g_browser_process->GetApplicationLocale(); |
| const std::string& language = locale.substr(0, 2); |
| // Assume CJK + Thai users are using an IME. |
| if (language == "ja" || |
| language == "ko" || |
| language == "th" || |
| language == "zh") |
| return ui::TEXT_INPUT_TYPE_SEARCH; |
| #endif |
| return ui::TEXT_INPUT_TYPE_URL; |
| } |
| |
| bool IsOmniboxAutoCompletionForImeEnabled() { |
| return !CommandLine::ForCurrentProcess()->HasSwitch( |
| switches::kDisableOmniboxAutoCompletionForIme); |
| } |
| |
| } // namespace |
| |
| // static |
| const char OmniboxViewViews::kViewClassName[] = "OmniboxViewViews"; |
| |
| OmniboxViewViews::OmniboxViewViews(OmniboxEditController* controller, |
| Profile* profile, |
| CommandUpdater* command_updater, |
| bool popup_window_mode, |
| LocationBarView* location_bar, |
| const gfx::FontList& font_list, |
| int font_y_offset) |
| : OmniboxView(profile, controller, command_updater), |
| popup_window_mode_(popup_window_mode), |
| security_level_(ToolbarModel::NONE), |
| saved_selection_for_focus_change_(gfx::Range::InvalidRange()), |
| ime_composing_before_change_(false), |
| delete_at_end_pressed_(false), |
| location_bar_view_(location_bar), |
| ime_candidate_window_open_(false), |
| select_all_on_mouse_release_(false), |
| select_all_on_gesture_tap_(false) { |
| RemoveBorder(); |
| set_id(VIEW_ID_OMNIBOX); |
| SetFontList(font_list); |
| SetVerticalMargins(font_y_offset, 0); |
| SetVerticalAlignment(gfx::ALIGN_TOP); |
| } |
| |
| OmniboxViewViews::~OmniboxViewViews() { |
| #if defined(OS_CHROMEOS) |
| chromeos::input_method::InputMethodManager::Get()-> |
| RemoveCandidateWindowObserver(this); |
| #endif |
| |
| // Explicitly teardown members which have a reference to us. Just to be safe |
| // we want them to be destroyed before destroying any other internal state. |
| popup_view_.reset(); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // OmniboxViewViews public: |
| |
| void OmniboxViewViews::Init() { |
| SetController(this); |
| SetTextInputType(DetermineTextInputType()); |
| SetBackgroundColor(location_bar_view_->GetColor( |
| ToolbarModel::NONE, LocationBarView::BACKGROUND)); |
| |
| if (popup_window_mode_) |
| SetReadOnly(true); |
| |
| // Initialize the popup view using the same font. |
| popup_view_.reset(OmniboxPopupContentsView::Create( |
| font_list(), this, model(), location_bar_view_)); |
| |
| #if defined(OS_CHROMEOS) |
| chromeos::input_method::InputMethodManager::Get()-> |
| AddCandidateWindowObserver(this); |
| #endif |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // OmniboxViewViews, views::Textfield implementation: |
| |
| const char* OmniboxViewViews::GetClassName() const { |
| return kViewClassName; |
| } |
| |
| void OmniboxViewViews::OnGestureEvent(ui::GestureEvent* event) { |
| views::Textfield::OnGestureEvent(event); |
| if (!HasFocus() && event->type() == ui::ET_GESTURE_TAP_DOWN) { |
| select_all_on_gesture_tap_ = true; |
| |
| // If we're trying to select all on tap, invalidate any saved selection lest |
| // restoring it fights with the "select all" action. |
| saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); |
| return; |
| } |
| if (select_all_on_gesture_tap_ && event->type() == ui::ET_GESTURE_TAP) |
| SelectAll(false); |
| select_all_on_gesture_tap_ = false; |
| } |
| |
| void OmniboxViewViews::GetAccessibleState(ui::AccessibleViewState* state) { |
| location_bar_view_->GetAccessibleState(state); |
| state->role = ui::AccessibilityTypes::ROLE_TEXT; |
| } |
| |
| bool OmniboxViewViews::OnMousePressed(const ui::MouseEvent& event) { |
| select_all_on_mouse_release_ = |
| (event.IsOnlyLeftMouseButton() || event.IsOnlyRightMouseButton()) && |
| (!HasFocus() || (model()->focus_state() == OMNIBOX_FOCUS_INVISIBLE)); |
| if (select_all_on_mouse_release_) { |
| // Restore caret visibility whenever the user clicks in the omnibox in a way |
| // that would give it focus. We must handle this case separately here |
| // because if the omnibox currently has invisible focus, the mouse event |
| // won't trigger either SetFocus() or OmniboxEditModel::OnSetFocus(). |
| model()->SetCaretVisibility(true); |
| |
| // When we're going to select all on mouse release, invalidate any saved |
| // selection lest restoring it fights with the "select all" action. It's |
| // possible to later set select_all_on_mouse_release_ back to false, but |
| // that happens for things like dragging, which are cases where having |
| // invalidated this saved selection is still OK. |
| saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); |
| } |
| return views::Textfield::OnMousePressed(event); |
| } |
| |
| bool OmniboxViewViews::OnMouseDragged(const ui::MouseEvent& event) { |
| select_all_on_mouse_release_ = false; |
| return views::Textfield::OnMouseDragged(event); |
| } |
| |
| void OmniboxViewViews::OnMouseReleased(const ui::MouseEvent& event) { |
| views::Textfield::OnMouseReleased(event); |
| // When the user has clicked and released to give us focus, select all unless |
| // we're doing search term replacement (in which case refining the existing |
| // query is common enough that we do click-to-place-cursor). |
| if ((event.IsOnlyLeftMouseButton() || event.IsOnlyRightMouseButton()) && |
| select_all_on_mouse_release_ && |
| !controller()->GetToolbarModel()->WouldPerformSearchTermReplacement( |
| false)) { |
| // Select all in the reverse direction so as not to scroll the caret |
| // into view and shift the contents jarringly. |
| SelectAll(true); |
| } |
| select_all_on_mouse_release_ = false; |
| } |
| |
| bool OmniboxViewViews::OnKeyPressed(const ui::KeyEvent& event) { |
| // Skip processing of [Alt]+<num-pad digit> Unicode alt key codes. |
| // Otherwise, if num-lock is off, the events are handled as [Up], [Down], etc. |
| if (event.IsUnicodeKeyCode()) |
| return views::Textfield::OnKeyPressed(event); |
| |
| const bool shift = event.IsShiftDown(); |
| const bool control = event.IsControlDown(); |
| const bool alt = event.IsAltDown() || event.IsAltGrDown(); |
| switch (event.key_code()) { |
| case ui::VKEY_RETURN: |
| model()->AcceptInput(alt ? NEW_FOREGROUND_TAB : CURRENT_TAB, false); |
| return true; |
| case ui::VKEY_ESCAPE: |
| return model()->OnEscapeKeyPressed(); |
| case ui::VKEY_CONTROL: |
| model()->OnControlKeyChanged(true); |
| break; |
| case ui::VKEY_DELETE: |
| if (shift && model()->popup_model()->IsOpen()) |
| model()->popup_model()->TryDeletingCurrentItem(); |
| break; |
| case ui::VKEY_UP: |
| model()->OnUpOrDownKeyPressed(-1); |
| return true; |
| case ui::VKEY_DOWN: |
| model()->OnUpOrDownKeyPressed(1); |
| return true; |
| case ui::VKEY_PRIOR: |
| if (control || alt || shift) |
| return false; |
| model()->OnUpOrDownKeyPressed(-1 * model()->result().size()); |
| return true; |
| case ui::VKEY_NEXT: |
| if (control || alt || shift) |
| return false; |
| model()->OnUpOrDownKeyPressed(model()->result().size()); |
| return true; |
| case ui::VKEY_V: |
| if (control && !alt && !read_only()) { |
| ExecuteCommand(IDS_APP_PASTE, 0); |
| return true; |
| } |
| break; |
| case ui::VKEY_INSERT: |
| if (shift && !control && !read_only()) { |
| ExecuteCommand(IDS_APP_PASTE, 0); |
| return true; |
| } |
| break; |
| default: |
| break; |
| } |
| |
| return views::Textfield::OnKeyPressed(event) || HandleEarlyTabActions(event); |
| } |
| |
| bool OmniboxViewViews::OnKeyReleased(const ui::KeyEvent& event) { |
| // The omnibox contents may change while the control key is pressed. |
| if (event.key_code() == ui::VKEY_CONTROL) |
| model()->OnControlKeyChanged(false); |
| return views::Textfield::OnKeyReleased(event); |
| } |
| |
| bool OmniboxViewViews::SkipDefaultKeyEventProcessing( |
| const ui::KeyEvent& event) { |
| if (views::FocusManager::IsTabTraversalKeyEvent(event) && |
| ((model()->is_keyword_hint() && !event.IsShiftDown()) || |
| model()->popup_model()->IsOpen())) { |
| return true; |
| } |
| return Textfield::SkipDefaultKeyEventProcessing(event); |
| } |
| |
| bool OmniboxViewViews::HandleEarlyTabActions(const ui::KeyEvent& event) { |
| // This must run before acclerator handling invokes a focus change on tab. |
| // Note the parallel with SkipDefaultKeyEventProcessing above. |
| if (views::FocusManager::IsTabTraversalKeyEvent(event)) { |
| if (model()->is_keyword_hint() && !event.IsShiftDown()) { |
| model()->AcceptKeyword(ENTERED_KEYWORD_MODE_VIA_TAB); |
| return true; |
| } |
| if (model()->popup_model()->IsOpen()) { |
| if (event.IsShiftDown() && |
| model()->popup_model()->selected_line_state() == |
| OmniboxPopupModel::KEYWORD) { |
| model()->ClearKeyword(text()); |
| } else { |
| model()->OnUpOrDownKeyPressed(event.IsShiftDown() ? -1 : 1); |
| } |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| void OmniboxViewViews::OnFocus() { |
| views::Textfield::OnFocus(); |
| // TODO(oshima): Get control key state. |
| model()->OnSetFocus(false); |
| // Don't call controller()->OnSetFocus, this view has already acquired focus. |
| |
| // Restore the selection we saved in OnBlur() if it's still valid. |
| if (saved_selection_for_focus_change_.IsValid()) { |
| SelectRange(saved_selection_for_focus_change_); |
| saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); |
| } |
| } |
| |
| void OmniboxViewViews::OnBlur() { |
| // Save the user's existing selection to restore it later. |
| saved_selection_for_focus_change_ = GetSelectedRange(); |
| |
| views::Textfield::OnBlur(); |
| gfx::NativeView native_view = NULL; |
| #if defined(USE_AURA) |
| views::Widget* widget = GetWidget(); |
| if (widget) { |
| aura::client::FocusClient* client = |
| aura::client::GetFocusClient(widget->GetNativeView()); |
| if (client) |
| native_view = client->GetFocusedWindow(); |
| } |
| #endif |
| model()->OnWillKillFocus(native_view); |
| // Close the popup. |
| CloseOmniboxPopup(); |
| |
| // Tell the model to reset itself. |
| model()->OnKillFocus(); |
| |
| // Make sure the beginning of the text is visible. |
| SelectRange(gfx::Range(0)); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // OmniboxViewViews, OmniboxView implementation: |
| |
| void OmniboxViewViews::SaveStateToTab(content::WebContents* tab) { |
| DCHECK(tab); |
| |
| // We don't want to keep the IME status, so force quit the current |
| // session here. It may affect the selection status, so order is |
| // also important. |
| if (IsIMEComposing()) { |
| GetTextInputClient()->ConfirmCompositionText(); |
| GetInputMethod()->CancelComposition(this); |
| } |
| |
| // NOTE: GetStateForTabSwitch() may affect GetSelectedRange(), so order is |
| // important. |
| OmniboxEditModel::State state = model()->GetStateForTabSwitch(); |
| tab->SetUserData(OmniboxState::kKey, new OmniboxState( |
| state, GetSelectedRange(), saved_selection_for_focus_change_)); |
| } |
| |
| void OmniboxViewViews::OnTabChanged(const content::WebContents* web_contents) { |
| security_level_ = controller()->GetToolbarModel()->GetSecurityLevel(false); |
| |
| const OmniboxState* state = static_cast<OmniboxState*>( |
| web_contents->GetUserData(&OmniboxState::kKey)); |
| model()->RestoreState(state ? &state->model_state : NULL); |
| if (state) { |
| // This assumes that the omnibox has already been focused or blurred as |
| // appropriate; otherwise, a subsequent OnFocus() or OnBlur() call could |
| // goof up the selection. See comments at the end of |
| // BrowserView::ActiveTabChanged(). |
| SelectRange(state->selection); |
| saved_selection_for_focus_change_ = state->saved_selection_for_focus_change; |
| } |
| |
| // TODO(msw|oshima): Consider saving/restoring edit history. |
| ClearEditHistory(); |
| } |
| |
| void OmniboxViewViews::Update() { |
| const ToolbarModel::SecurityLevel old_security_level = security_level_; |
| security_level_ = controller()->GetToolbarModel()->GetSecurityLevel(false); |
| if (model()->UpdatePermanentText()) { |
| // Something visibly changed. Re-enable search term replacement. |
| controller()->GetToolbarModel()->set_search_term_replacement_enabled(true); |
| model()->UpdatePermanentText(); |
| |
| // Tweak: if the user had all the text selected, select all the new text. |
| // This makes one particular case better: the user clicks in the box to |
| // change it right before the permanent URL is changed. Since the new URL |
| // is still fully selected, the user's typing will replace the edit contents |
| // as they'd intended. |
| const gfx::Range range(GetSelectedRange()); |
| const bool was_select_all = (range.length() == text().length()); |
| |
| RevertAll(); |
| |
| // Only select all when we have focus. If we don't have focus, selecting |
| // all is unnecessary since the selection will change on regaining focus, |
| // and can in fact cause artifacts, e.g. if the user is on the NTP and |
| // clicks a link to navigate, causing |was_select_all| to be vacuously true |
| // for the empty omnibox, and we then select all here, leading to the |
| // trailing portion of a long URL being scrolled into view. We could try |
| // and address cases like this, but it seems better to just not muck with |
| // things when the omnibox isn't focused to begin with. |
| if (was_select_all && model()->has_focus()) |
| SelectAll(range.is_reversed()); |
| } else if (old_security_level != security_level_) { |
| EmphasizeURLComponents(); |
| } |
| } |
| |
| string16 OmniboxViewViews::GetText() const { |
| // TODO(oshima): IME support |
| return text(); |
| } |
| |
| void OmniboxViewViews::SetUserText(const string16& text, |
| const string16& display_text, |
| bool update_popup) { |
| saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); |
| OmniboxView::SetUserText(text, display_text, update_popup); |
| } |
| |
| void OmniboxViewViews::SetWindowTextAndCaretPos(const string16& text, |
| size_t caret_pos, |
| bool update_popup, |
| bool notify_text_changed) { |
| const gfx::Range range(caret_pos, caret_pos); |
| SetTextAndSelectedRange(text, range); |
| |
| if (update_popup) |
| UpdatePopup(); |
| |
| if (notify_text_changed) |
| TextChanged(); |
| } |
| |
| void OmniboxViewViews::SetForcedQuery() { |
| const string16 current_text(text()); |
| const size_t start = current_text.find_first_not_of(kWhitespaceUTF16); |
| if (start == string16::npos || (current_text[start] != '?')) |
| OmniboxView::SetUserText(ASCIIToUTF16("?")); |
| else |
| SelectRange(gfx::Range(current_text.size(), start + 1)); |
| } |
| |
| bool OmniboxViewViews::IsSelectAll() const { |
| // TODO(oshima): IME support. |
| return text() == GetSelectedText(); |
| } |
| |
| bool OmniboxViewViews::DeleteAtEndPressed() { |
| return delete_at_end_pressed_; |
| } |
| |
| void OmniboxViewViews::GetSelectionBounds(string16::size_type* start, |
| string16::size_type* end) const { |
| const gfx::Range range = GetSelectedRange(); |
| *start = static_cast<size_t>(range.start()); |
| *end = static_cast<size_t>(range.end()); |
| } |
| |
| void OmniboxViewViews::SelectAll(bool reversed) { |
| views::Textfield::SelectAll(reversed); |
| } |
| |
| void OmniboxViewViews::RevertAll() { |
| saved_selection_for_focus_change_ = gfx::Range::InvalidRange(); |
| OmniboxView::RevertAll(); |
| } |
| |
| void OmniboxViewViews::UpdatePopup() { |
| model()->SetInputInProgress(true); |
| if (!model()->has_focus()) |
| return; |
| |
| // Hide the inline autocompletion for IME users. |
| location_bar_view_->SetImeInlineAutocompletion(string16()); |
| |
| // Prevent inline autocomplete when the caret isn't at the end of the text, |
| // and during IME composition editing unless |
| // |kEnableOmniboxAutoCompletionForIme| is enabled. |
| const gfx::Range sel = GetSelectedRange(); |
| model()->StartAutocomplete( |
| !sel.is_empty(), |
| sel.GetMax() < text().length() || |
| (IsIMEComposing() && !IsOmniboxAutoCompletionForImeEnabled())); |
| } |
| |
| void OmniboxViewViews::SetFocus() { |
| RequestFocus(); |
| // Restore caret visibility if focus is explicitly requested. This is |
| // necessary because if we already have invisible focus, the RequestFocus() |
| // call above will short-circuit, preventing us from reaching |
| // OmniboxEditModel::OnSetFocus(), which handles restoring visibility when the |
| // omnibox regains focus after losing focus. |
| model()->SetCaretVisibility(true); |
| } |
| |
| void OmniboxViewViews::ApplyCaretVisibility() { |
| SetCursorEnabled(model()->is_caret_visible()); |
| } |
| |
| void OmniboxViewViews::OnTemporaryTextMaybeChanged( |
| const string16& display_text, |
| bool save_original_selection, |
| bool notify_text_changed) { |
| if (save_original_selection) |
| saved_temporary_selection_ = GetSelectedRange(); |
| |
| SetWindowTextAndCaretPos(display_text, display_text.length(), false, |
| notify_text_changed); |
| } |
| |
| bool OmniboxViewViews::OnInlineAutocompleteTextMaybeChanged( |
| const string16& display_text, |
| size_t user_text_length) { |
| if (display_text == text()) |
| return false; |
| |
| if (IsIMEComposing()) { |
| location_bar_view_->SetImeInlineAutocompletion( |
| display_text.substr(user_text_length)); |
| } else { |
| gfx::Range range(display_text.size(), user_text_length); |
| SetTextAndSelectedRange(display_text, range); |
| } |
| TextChanged(); |
| return true; |
| } |
| |
| void OmniboxViewViews::OnRevertTemporaryText() { |
| SelectRange(saved_temporary_selection_); |
| // We got here because the user hit the Escape key. We explicitly don't call |
| // TextChanged(), since OmniboxPopupModel::ResetToDefaultMatch() has already |
| // been called by now, and it would've called TextChanged() if it was |
| // warranted. |
| } |
| |
| void OmniboxViewViews::OnBeforePossibleChange() { |
| // Record our state. |
| text_before_change_ = text(); |
| sel_before_change_ = GetSelectedRange(); |
| ime_composing_before_change_ = IsIMEComposing(); |
| } |
| |
| bool OmniboxViewViews::OnAfterPossibleChange() { |
| // See if the text or selection have changed since OnBeforePossibleChange(). |
| const string16 new_text = text(); |
| const gfx::Range new_sel = GetSelectedRange(); |
| const bool text_changed = (new_text != text_before_change_) || |
| (ime_composing_before_change_ != IsIMEComposing()); |
| const bool selection_differs = |
| !((sel_before_change_.is_empty() && new_sel.is_empty()) || |
| sel_before_change_.EqualsIgnoringDirection(new_sel)); |
| |
| // When the user has deleted text, we don't allow inline autocomplete. Make |
| // sure to not flag cases like selecting part of the text and then pasting |
| // (or typing) the prefix of that selection. (We detect these by making |
| // sure the caret, which should be after any insertion, hasn't moved |
| // forward of the old selection start.) |
| const bool just_deleted_text = |
| (text_before_change_.length() > new_text.length()) && |
| (new_sel.start() <= sel_before_change_.GetMin()); |
| |
| const bool something_changed = model()->OnAfterPossibleChange( |
| text_before_change_, new_text, new_sel.start(), new_sel.end(), |
| selection_differs, text_changed, just_deleted_text, !IsIMEComposing()); |
| |
| // If only selection was changed, we don't need to call model()'s |
| // OnChanged() method, which is called in TextChanged(). |
| // But we still need to call EmphasizeURLComponents() to make sure the text |
| // attributes are updated correctly. |
| if (something_changed && text_changed) |
| TextChanged(); |
| else if (selection_differs) |
| EmphasizeURLComponents(); |
| else if (delete_at_end_pressed_) |
| model()->OnChanged(); |
| |
| return something_changed; |
| } |
| |
| gfx::NativeView OmniboxViewViews::GetNativeView() const { |
| return GetWidget()->GetNativeView(); |
| } |
| |
| gfx::NativeView OmniboxViewViews::GetRelativeWindowForPopup() const { |
| return GetWidget()->GetTopLevelWidget()->GetNativeView(); |
| } |
| |
| void OmniboxViewViews::SetGrayTextAutocompletion(const string16& input) { |
| #if defined(OS_WIN) || defined(USE_AURA) |
| location_bar_view_->SetGrayTextAutocompletion(input); |
| #endif |
| } |
| |
| string16 OmniboxViewViews::GetGrayTextAutocompletion() const { |
| #if defined(OS_WIN) || defined(USE_AURA) |
| return location_bar_view_->GetGrayTextAutocompletion(); |
| #else |
| return string16(); |
| #endif |
| } |
| |
| int OmniboxViewViews::TextWidth() const { |
| return native_wrapper_->GetWidthNeededForText(); |
| } |
| |
| bool OmniboxViewViews::IsImeComposing() const { |
| return IsIMEComposing(); |
| } |
| |
| bool OmniboxViewViews::IsImeShowingPopup() const { |
| #if defined(OS_CHROMEOS) |
| return ime_candidate_window_open_; |
| #else |
| const views::InputMethod* input_method = this->GetInputMethod(); |
| return input_method && input_method->IsCandidatePopupOpen(); |
| #endif |
| } |
| |
| int OmniboxViewViews::GetMaxEditWidth(int entry_width) const { |
| return entry_width; |
| } |
| |
| views::View* OmniboxViewViews::AddToView(views::View* parent) { |
| parent->AddChildView(this); |
| return this; |
| } |
| |
| int OmniboxViewViews::OnPerformDrop(const ui::DropTargetEvent& event) { |
| NOTIMPLEMENTED(); |
| return ui::DragDropTypes::DRAG_NONE; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // OmniboxViewViews, views::TextfieldController implementation: |
| |
| void OmniboxViewViews::ContentsChanged(views::Textfield* sender, |
| const string16& new_contents) { |
| } |
| |
| bool OmniboxViewViews::HandleKeyEvent(views::Textfield* textfield, |
| const ui::KeyEvent& event) { |
| delete_at_end_pressed_ = false; |
| |
| if (event.key_code() == ui::VKEY_BACK) { |
| // No extra handling is needed in keyword search mode, if there is a |
| // non-empty selection, or if the cursor is not leading the text. |
| if (model()->is_keyword_hint() || model()->keyword().empty() || |
| HasSelection() || GetCursorPosition() != 0) |
| return false; |
| model()->ClearKeyword(text()); |
| return true; |
| } |
| |
| if (event.key_code() == ui::VKEY_DELETE && !event.IsAltDown()) { |
| delete_at_end_pressed_ = |
| (!HasSelection() && GetCursorPosition() == text().length()); |
| } |
| |
| // Handle the right-arrow key for LTR text and the left-arrow key for RTL text |
| // if there is gray text that needs to be committed. |
| if (GetCursorPosition() == text().length()) { |
| base::i18n::TextDirection direction = GetTextDirection(); |
| if ((direction == base::i18n::LEFT_TO_RIGHT && |
| event.key_code() == ui::VKEY_RIGHT) || |
| (direction == base::i18n::RIGHT_TO_LEFT && |
| event.key_code() == ui::VKEY_LEFT)) { |
| return model()->CommitSuggestedText(); |
| } |
| } |
| |
| return false; |
| } |
| |
| void OmniboxViewViews::OnBeforeUserAction(views::Textfield* sender) { |
| OnBeforePossibleChange(); |
| } |
| |
| void OmniboxViewViews::OnAfterUserAction(views::Textfield* sender) { |
| OnAfterPossibleChange(); |
| } |
| |
| void OmniboxViewViews::OnAfterCutOrCopy() { |
| ui::Clipboard* cb = ui::Clipboard::GetForCurrentThread(); |
| string16 selected_text; |
| cb->ReadText(ui::CLIPBOARD_TYPE_COPY_PASTE, &selected_text); |
| GURL url; |
| bool write_url; |
| model()->AdjustTextForCopy(GetSelectedRange().GetMin(), IsSelectAll(), |
| &selected_text, &url, &write_url); |
| if (write_url) { |
| BookmarkNodeData data; |
| data.ReadFromTuple(url, selected_text); |
| data.WriteToClipboard(ui::CLIPBOARD_TYPE_COPY_PASTE); |
| } else { |
| ui::ScopedClipboardWriter scoped_clipboard_writer( |
| ui::Clipboard::GetForCurrentThread(), ui::CLIPBOARD_TYPE_COPY_PASTE); |
| scoped_clipboard_writer.WriteText(selected_text); |
| } |
| } |
| |
| void OmniboxViewViews::OnGetDragOperationsForTextfield(int* drag_operations) { |
| string16 selected_text = GetSelectedText(); |
| GURL url; |
| bool write_url; |
| model()->AdjustTextForCopy(GetSelectedRange().GetMin(), IsSelectAll(), |
| &selected_text, &url, &write_url); |
| if (write_url) |
| *drag_operations |= ui::DragDropTypes::DRAG_LINK; |
| } |
| |
| void OmniboxViewViews::OnWriteDragData(ui::OSExchangeData* data) { |
| string16 selected_text = GetSelectedText(); |
| GURL url; |
| bool write_url; |
| bool is_all_selected = IsSelectAll(); |
| model()->AdjustTextForCopy(GetSelectedRange().GetMin(), is_all_selected, |
| &selected_text, &url, &write_url); |
| data->SetString(selected_text); |
| if (write_url) { |
| gfx::Image favicon; |
| string16 title = selected_text; |
| if (is_all_selected) |
| model()->GetDataForURLExport(&url, &title, &favicon); |
| button_drag_utils::SetURLAndDragImage(url, title, favicon.AsImageSkia(), |
| data, GetWidget()); |
| data->SetURL(url, title); |
| } |
| } |
| |
| void OmniboxViewViews::AppendDropFormats( |
| int* formats, |
| std::set<ui::OSExchangeData::CustomFormat>* custom_formats) { |
| *formats = *formats | ui::OSExchangeData::URL; |
| } |
| |
| int OmniboxViewViews::OnDrop(const ui::OSExchangeData& data) { |
| if (HasTextBeingDragged()) |
| return ui::DragDropTypes::DRAG_NONE; |
| |
| if (data.HasURL()) { |
| GURL url; |
| string16 title; |
| if (data.GetURLAndTitle(&url, &title)) { |
| string16 text(StripJavascriptSchemas(UTF8ToUTF16(url.spec()))); |
| if (model()->CanPasteAndGo(text)) { |
| model()->PasteAndGo(text); |
| return ui::DragDropTypes::DRAG_COPY; |
| } |
| } |
| } else if (data.HasString()) { |
| string16 text; |
| if (data.GetString(&text)) { |
| string16 collapsed_text(CollapseWhitespace(text, true)); |
| if (model()->CanPasteAndGo(collapsed_text)) |
| model()->PasteAndGo(collapsed_text); |
| return ui::DragDropTypes::DRAG_COPY; |
| } |
| } |
| |
| return ui::DragDropTypes::DRAG_NONE; |
| } |
| |
| void OmniboxViewViews::UpdateContextMenu(ui::SimpleMenuModel* menu_contents) { |
| int paste_position = menu_contents->GetIndexOfCommandId(IDS_APP_PASTE); |
| DCHECK_GE(paste_position, 0); |
| menu_contents->InsertItemWithStringIdAt( |
| paste_position + 1, IDS_PASTE_AND_GO, IDS_PASTE_AND_GO); |
| |
| menu_contents->AddSeparator(ui::NORMAL_SEPARATOR); |
| |
| if (chrome::IsQueryExtractionEnabled()) { |
| int select_all_position = menu_contents->GetIndexOfCommandId( |
| IDS_APP_SELECT_ALL); |
| DCHECK_GE(select_all_position, 0); |
| menu_contents->InsertItemWithStringIdAt( |
| select_all_position + 1, IDS_SHOW_URL, IDS_SHOW_URL); |
| } |
| |
| // Minor note: We use IDC_ for command id here while the underlying textfield |
| // is using IDS_ for all its command ids. This is because views cannot depend |
| // on IDC_ for now. |
| menu_contents->AddItemWithStringId(IDC_EDIT_SEARCH_ENGINES, |
| IDS_EDIT_SEARCH_ENGINES); |
| } |
| |
| bool OmniboxViewViews::IsCommandIdEnabled(int command_id) const { |
| if (command_id == IDS_APP_PASTE) |
| return !read_only() && !GetClipboardText().empty(); |
| if (command_id == IDS_PASTE_AND_GO) |
| return !read_only() && model()->CanPasteAndGo(GetClipboardText()); |
| if (command_id != IDS_SHOW_URL) |
| return command_updater()->IsCommandEnabled(command_id); |
| return controller()->GetToolbarModel()->WouldPerformSearchTermReplacement( |
| false); |
| } |
| |
| bool OmniboxViewViews::IsItemForCommandIdDynamic(int command_id) const { |
| return command_id == IDS_PASTE_AND_GO; |
| } |
| |
| string16 OmniboxViewViews::GetLabelForCommandId(int command_id) const { |
| DCHECK_EQ(IDS_PASTE_AND_GO, command_id); |
| return l10n_util::GetStringUTF16( |
| model()->IsPasteAndSearch(GetClipboardText()) ? |
| IDS_PASTE_AND_SEARCH : IDS_PASTE_AND_GO); |
| } |
| |
| bool OmniboxViewViews::HandlesCommand(int command_id) const { |
| // See description in OnPaste() for details on why we need to handle paste. |
| return command_id == IDS_APP_PASTE; |
| } |
| |
| void OmniboxViewViews::ExecuteCommand(int command_id, int event_flags) { |
| switch (command_id) { |
| // These commands don't invoke the popup via OnBefore/AfterPossibleChange(). |
| case IDS_PASTE_AND_GO: |
| model()->PasteAndGo(GetClipboardText()); |
| break; |
| case IDS_SHOW_URL: |
| ShowURL(); |
| break; |
| case IDC_EDIT_SEARCH_ENGINES: |
| command_updater()->ExecuteCommand(command_id); |
| break; |
| |
| default: |
| OnBeforePossibleChange(); |
| if (command_id == IDS_APP_PASTE) |
| OnPaste(); |
| else |
| command_updater()->ExecuteCommand(command_id); |
| OnAfterPossibleChange(); |
| break; |
| } |
| } |
| |
| #if defined(OS_CHROMEOS) |
| void OmniboxViewViews::CandidateWindowOpened( |
| chromeos::input_method::InputMethodManager* manager) { |
| ime_candidate_window_open_ = true; |
| } |
| |
| void OmniboxViewViews::CandidateWindowClosed( |
| chromeos::input_method::InputMethodManager* manager) { |
| ime_candidate_window_open_ = false; |
| } |
| #endif |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| // OmniboxViewViews, private: |
| |
| int OmniboxViewViews::GetOmniboxTextLength() const { |
| // TODO(oshima): Support IME. |
| return static_cast<int>(text().length()); |
| } |
| |
| void OmniboxViewViews::EmphasizeURLComponents() { |
| // See whether the contents are a URL with a non-empty host portion, which we |
| // should emphasize. To check for a URL, rather than using the type returned |
| // by Parse(), ask the model, which will check the desired page transition for |
| // this input. This can tell us whether an UNKNOWN input string is going to |
| // be treated as a search or a navigation, and is the same method the Paste |
| // And Go system uses. |
| url_parse::Component scheme, host; |
| AutocompleteInput::ParseForEmphasizeComponents(text(), &scheme, &host); |
| bool grey_out_url = text().substr(scheme.begin, scheme.len) == |
| UTF8ToUTF16(extensions::kExtensionScheme); |
| bool grey_base = model()->CurrentTextIsURL() && |
| (host.is_nonempty() || grey_out_url); |
| SetColor(location_bar_view_->GetColor( |
| security_level_, |
| grey_base ? LocationBarView::DEEMPHASIZED_TEXT : LocationBarView::TEXT)); |
| if (grey_base && !grey_out_url) { |
| ApplyColor( |
| location_bar_view_->GetColor(security_level_, LocationBarView::TEXT), |
| gfx::Range(host.begin, host.end())); |
| } |
| |
| // Emphasize the scheme for security UI display purposes (if necessary). |
| // Note that we check CurrentTextIsURL() because if we're replacing search |
| // URLs with search terms, we may have a non-URL even when the user is not |
| // editing; and in some cases, e.g. for "site:foo.com" searches, the parser |
| // may have incorrectly identified a qualifier as a scheme. |
| SetStyle(gfx::DIAGONAL_STRIKE, false); |
| if (!model()->user_input_in_progress() && model()->CurrentTextIsURL() && |
| scheme.is_nonempty() && (security_level_ != ToolbarModel::NONE)) { |
| SkColor security_color = location_bar_view_->GetColor( |
| security_level_, LocationBarView::SECURITY_TEXT); |
| const bool strike = (security_level_ == ToolbarModel::SECURITY_ERROR); |
| const gfx::Range scheme_range(scheme.begin, scheme.end()); |
| ApplyColor(security_color, scheme_range); |
| ApplyStyle(gfx::DIAGONAL_STRIKE, strike, scheme_range); |
| } |
| } |
| |
| void OmniboxViewViews::SetTextAndSelectedRange(const string16& text, |
| const gfx::Range& range) { |
| SetText(text); |
| SelectRange(range); |
| } |
| |
| string16 OmniboxViewViews::GetSelectedText() const { |
| // TODO(oshima): Support IME. |
| return views::Textfield::GetSelectedText(); |
| } |
| |
| void OmniboxViewViews::OnPaste() { |
| const string16 text(GetClipboardText()); |
| if (!text.empty()) { |
| // Record this paste, so we can do different behavior. |
| model()->on_paste(); |
| // Force a Paste operation to trigger the text_changed code in |
| // OnAfterPossibleChange(), even if identical contents are pasted. |
| text_before_change_.clear(); |
| InsertOrReplaceText(text); |
| } |
| } |