| // 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 "ios/chrome/browser/ui/omnibox/omnibox_view_ios.h" |
| |
| #import <CoreText/CoreText.h> |
| #import <MobileCoreServices/MobileCoreServices.h> |
| |
| #include "base/auto_reset.h" |
| #include "base/command_line.h" |
| #include "base/ios/device_util.h" |
| #include "base/ios/ios_util.h" |
| #include "base/metrics/user_metrics.h" |
| #include "base/metrics/user_metrics_action.h" |
| #include "base/strings/string16.h" |
| #include "base/strings/sys_string_conversions.h" |
| #include "components/omnibox/browser/autocomplete_input.h" |
| #include "components/omnibox/browser/autocomplete_match.h" |
| #include "components/omnibox/browser/location_bar_model.h" |
| #include "components/omnibox/browser/omnibox_edit_model.h" |
| #include "components/omnibox/browser/omnibox_popup_model.h" |
| #include "components/omnibox/common/omnibox_focus_state.h" |
| #include "ios/chrome/browser/autocomplete/autocomplete_scheme_classifier_impl.h" |
| #include "ios/chrome/browser/browser_state/chrome_browser_state.h" |
| #include "ios/chrome/browser/ui/omnibox/chrome_omnibox_client_ios.h" |
| #include "ios/chrome/browser/ui/omnibox/omnibox_text_field_paste_delegate.h" |
| #import "ios/chrome/browser/ui/omnibox/omnibox_util.h" |
| #include "ios/chrome/browser/ui/omnibox/web_omnibox_edit_controller.h" |
| #import "ios/chrome/browser/ui/toolbar/public/omnibox_focuser.h" |
| #include "ios/chrome/browser/ui/util/ui_util.h" |
| #import "ios/chrome/browser/ui/util/uikit_ui_util.h" |
| #include "ios/chrome/grit/ios_strings.h" |
| #include "ios/chrome/grit/ios_theme_resources.h" |
| #include "ios/web/public/navigation/referrer.h" |
| #import "net/base/mac/url_conversions.h" |
| #include "skia/ext/skia_utils_ios.h" |
| #include "ui/base/page_transition_types.h" |
| #include "ui/base/resource/resource_bundle.h" |
| #include "ui/base/window_open_disposition.h" |
| #include "ui/gfx/color_palette.h" |
| #include "ui/gfx/image/image.h" |
| |
| #if !defined(__has_feature) || !__has_feature(objc_arc) |
| #error "This file requires ARC support." |
| #endif |
| |
| using base::UserMetricsAction; |
| |
| namespace { |
| |
| // The color of the https when there is an error. |
| UIColor* ErrorTextColor() { |
| return skia::UIColorFromSkColor(gfx::kGoogleRed700); |
| } |
| |
| // The color of the https when there is not an error. |
| UIColor* SecureTextColor() { |
| return skia::UIColorFromSkColor(gfx::kGoogleGreen700); |
| } |
| |
| // The color of the https when highlighted in incognito. |
| UIColor* IncognitoSecureTextColor() { |
| return [UIColor colorWithWhite:(255 / 255.0) alpha:1.0]; |
| } |
| |
| } // namespace |
| |
| #pragma mark - OminboxViewIOS |
| |
| OmniboxViewIOS::OmniboxViewIOS(OmniboxTextFieldIOS* field, |
| WebOmniboxEditController* controller, |
| id<OmniboxLeftImageConsumer> left_image_consumer, |
| ios::ChromeBrowserState* browser_state, |
| id<OmniboxFocuser> omnibox_focuser) |
| : OmniboxView(controller, |
| controller |
| ? std::make_unique<ChromeOmniboxClientIOS>(controller, |
| browser_state) |
| : nullptr), |
| browser_state_(browser_state), |
| field_(field), |
| controller_(controller), |
| left_image_consumer_(left_image_consumer), |
| omnibox_focuser_(omnibox_focuser), |
| ignore_popup_updates_(false), |
| attributing_display_string_(nil), |
| popup_provider_(nullptr) { |
| DCHECK(field_); |
| |
| paste_delegate_ = [[OmniboxTextFieldPasteDelegate alloc] init]; |
| [field_ setPasteDelegate:paste_delegate_]; |
| |
| use_strikethrough_workaround_ = base::ios::IsRunningOnOrLater(10, 3, 0) && |
| !base::ios::IsRunningOnOrLater(11, 2, 0); |
| } |
| |
| void OmniboxViewIOS::OpenMatch(const AutocompleteMatch& match, |
| WindowOpenDisposition disposition, |
| const GURL& alternate_nav_url, |
| const base::string16& pasted_text, |
| size_t selected_line, |
| base::TimeTicks match_selection_timestamp) { |
| // It may be unsafe to modify the contents of the field. |
| if (ShouldIgnoreUserInputDueToPendingVoiceSearch()) { |
| return; |
| } |
| |
| OmniboxView::OpenMatch(match, disposition, alternate_nav_url, pasted_text, |
| selected_line, match_selection_timestamp); |
| } |
| |
| base::string16 OmniboxViewIOS::GetText() const { |
| return [field_ displayedText]; |
| } |
| |
| void OmniboxViewIOS::SetWindowTextAndCaretPos(const base::string16& text, |
| size_t caret_pos, |
| bool update_popup, |
| bool notify_text_changed) { |
| // Do not call SetUserText() here, as the user has not triggered this change. |
| // Instead, set the field's text directly. |
| // Set the field_ value before calling ApplyTextAttributes(), because that |
| // internally calls model()->CurrentTextIsUrl(), which uses the text in the |
| // field_. |
| [field_ setText:base::SysUTF16ToNSString(text)]; |
| |
| NSAttributedString* as = ApplyTextAttributes(text); |
| [field_ setText:as userTextLength:[as length]]; |
| |
| if (update_popup) |
| UpdatePopup(); |
| |
| if (notify_text_changed && model()) |
| model()->OnChanged(); |
| |
| SetCaretPos(caret_pos); |
| } |
| |
| void OmniboxViewIOS::SetCaretPos(size_t caret_pos) { |
| DCHECK(caret_pos <= field_.text.length || caret_pos == 0); |
| UITextPosition* start = field_.beginningOfDocument; |
| UITextPosition* newPosition = |
| [field_ positionFromPosition:start offset:caret_pos]; |
| field_.selectedTextRange = |
| [field_ textRangeFromPosition:newPosition toPosition:newPosition]; |
| } |
| |
| void OmniboxViewIOS::RevertAll() { |
| ignore_popup_updates_ = true; |
| OmniboxView::RevertAll(); |
| ignore_popup_updates_ = false; |
| } |
| |
| void OmniboxViewIOS::UpdatePopup() { |
| if (model()) |
| model()->SetInputInProgress(true); |
| |
| if (model() && !model()->has_focus()) |
| return; |
| |
| // Prevent inline-autocomplete if the IME is currently composing or if the |
| // cursor is not at the end of the text. |
| bool prevent_inline_autocomplete = |
| IsImeComposing() || |
| NSMaxRange(current_selection_) != [[field_ text] length]; |
| if (model()) |
| model()->StartAutocomplete(current_selection_.length != 0, |
| prevent_inline_autocomplete); |
| |
| UpdatePopupAppearance(); |
| } |
| |
| void OmniboxViewIOS::UpdatePopupAppearance() { |
| DCHECK(popup_provider_); |
| popup_provider_->SetTextAlignment([field_ bestTextAlignment]); |
| popup_provider_->SetSemanticContentAttribute( |
| [field_ bestSemanticContentAttribute]); |
| } |
| |
| void OmniboxViewIOS::OnTemporaryTextMaybeChanged( |
| const base::string16& display_text, |
| const AutocompleteMatch& match, |
| bool save_original_selection, |
| bool notify_text_changed) { |
| SetWindowTextAndCaretPos(display_text, display_text.size(), false, false); |
| if (model()) |
| model()->OnChanged(); |
| } |
| |
| bool OmniboxViewIOS::OnInlineAutocompleteTextMaybeChanged( |
| const base::string16& display_text, |
| size_t user_text_length) { |
| if (display_text == GetText()) |
| return false; |
| |
| NSAttributedString* as = ApplyTextAttributes(display_text); |
| [field_ setText:as userTextLength:user_text_length]; |
| if (model()) |
| model()->OnChanged(); |
| return true; |
| } |
| |
| void OmniboxViewIOS::OnBeforePossibleChange() { |
| GetState(&state_before_change_); |
| marked_text_before_change_ = [[field_ markedText] copy]; |
| } |
| |
| bool OmniboxViewIOS::OnAfterPossibleChange(bool allow_keyword_ui_change) { |
| State new_state; |
| GetState(&new_state); |
| // Manually update the selection state after calling GetState(). |
| new_state.sel_start = current_selection_.location; |
| new_state.sel_end = current_selection_.location + current_selection_.length; |
| |
| OmniboxView::StateChanges state_changes = |
| GetStateChanges(state_before_change_, new_state); |
| |
| // iOS does not supports KeywordProvider, so never allow keyword UI changes. |
| const bool something_changed = |
| model() && |
| model()->OnAfterPossibleChange(state_changes, allow_keyword_ui_change); |
| |
| if (model()) |
| model()->OnChanged(); |
| |
| // TODO(justincohen): Find a different place to call this. Give the omnibox |
| // a chance to update the alignment for a text direction change. |
| [field_ updateTextDirection]; |
| return something_changed; |
| } |
| |
| bool OmniboxViewIOS::IsImeComposing() const { |
| return [field_ markedTextRange] != nil; |
| } |
| |
| bool OmniboxViewIOS::IsIndicatingQueryRefinement() const { |
| return false; |
| } |
| |
| bool OmniboxViewIOS::IsSelectAll() const { |
| return false; |
| } |
| |
| void OmniboxViewIOS::GetSelectionBounds(base::string16::size_type* start, |
| base::string16::size_type* end) const { |
| if ([field_ isFirstResponder]) { |
| NSRange selected_range = [field_ selectedNSRange]; |
| *start = selected_range.location; |
| *end = selected_range.location + selected_range.length; |
| } else { |
| *start = *end = 0; |
| } |
| } |
| |
| gfx::NativeView OmniboxViewIOS::GetNativeView() const { |
| return nullptr; |
| } |
| |
| gfx::NativeView OmniboxViewIOS::GetRelativeWindowForPopup() const { |
| return nullptr; |
| } |
| |
| void OmniboxViewIOS::OnDidBeginEditing() { |
| |
| // If Open from Clipboard offers a suggestion, the popup may be opened when |
| // |OnSetFocus| is called on the model. The state of the popup is saved early |
| // to ignore that case. |
| DCHECK(popup_provider_); |
| bool popup_was_open_before_editing_began = popup_provider_->IsPopupOpen(); |
| |
| // Text attributes (e.g. text color) should not be shown while editing, so |
| // strip them out by calling setText (as opposed to setAttributedText). |
| [field_ setText:[field_ text]]; |
| OnBeforePossibleChange(); |
| |
| // Make sure the omnibox popup's semantic content attribute is set correctly. |
| popup_provider_->SetSemanticContentAttribute( |
| [field_ bestSemanticContentAttribute]); |
| |
| if (model()) { |
| // In the case where the user taps the fakebox on the Google landing page, |
| // or from the secondary toolbar search button, the focus source is already |
| // set to FAKEBOX or SEARCH_BUTTON respectively. Otherwise, set it to |
| // OMNIBOX. |
| if (model()->focus_source() != OmniboxFocusSource::FAKEBOX && |
| model()->focus_source() != OmniboxFocusSource::SEARCH_BUTTON) { |
| model()->set_focus_source(OmniboxFocusSource::OMNIBOX); |
| } |
| |
| model()->ShowOnFocusSuggestionsIfAutocompleteIdle(); |
| model()->OnSetFocus(/*control_down=*/false); |
| } |
| |
| // If the omnibox is displaying a URL and the popup is not showing, set the |
| // field into pre-editing state. If the omnibox is displaying search terms, |
| // leave the default behavior of positioning the cursor at the end of the |
| // text. If the popup is already open, that means that the omnibox is |
| // regaining focus after a popup scroll took focus away, so the pre-edit |
| // behavior should not be invoked. |
| if (!popup_was_open_before_editing_began) |
| [field_ enterPreEditState]; |
| |
| // |controller_| is only forwarding the call to the BVC. This should only |
| // happen when the omnibox is being focused and it starts showing the popup; |
| // if the popup was already open, no need to call this. |
| if (!popup_was_open_before_editing_began) |
| controller_->OnSetFocus(); |
| } |
| |
| void OmniboxViewIOS::OnWillEndEditing() { |
| // On iPad, this will be called when the "hide keyboard" button is pressed |
| // on the software keyboard. This should be equivalent to tapping the typing |
| // shield and should defocus the omnibox, transition the location bar to |
| // steady view, and close the popup. |
| // This will also be called if -resignFirstResponder is called |
| // programmatically. On phone, the omnibox may still be editing when |
| // the popup is open, so the Cancel button calls OnWillEndEditing. |
| if (IsIPadIdiom()) { |
| [omnibox_focuser_ cancelOmniboxEdit]; |
| } |
| } |
| |
| bool OmniboxViewIOS::OnWillChange(NSRange range, NSString* new_text) { |
| bool ok_to_change = true; |
| |
| // It may be unsafe to modify the contents of the field. |
| if (ShouldIgnoreUserInputDueToPendingVoiceSearch()) { |
| return false; |
| } |
| |
| if ([field_ isPreEditing]) { |
| [field_ setClearingPreEditText:YES]; |
| |
| // Exit the pre-editing state in OnWillChange() instead of OnDidChange(), as |
| // that allows IME to continue working. The following code selects the text |
| // as if the pre-edit fake selection was real. |
| [field_ exitPreEditState]; |
| |
| field_.text = @""; |
| |
| // Reset |range| to be of zero-length at location zero, as the field will be |
| // now cleared. |
| range = NSMakeRange(0, 0); |
| } |
| |
| // Figure out the old and current (new) selections. Assume the new selection |
| // will be of zero-length, located at the end of |new_text|. |
| NSRange old_range = range; |
| NSRange new_range = NSMakeRange(range.location + [new_text length], 0); |
| |
| // We may need to fix up the old and new ranges in the case where autocomplete |
| // text was showing. If there is autocomplete text, assume it was selected. |
| // If the change is deleting one character from the end of the actual text, |
| // disallow the change, but clear the autocomplete text and call OnDidChange |
| // directly. If there is autocomplete text AND a text field selection, or if |
| // the user entered multiple characters, clear the autocomplete text and |
| // pretend it never existed. |
| if ([field_ hasAutocompleteText]) { |
| bool adding_text = (range.length < [new_text length]); |
| bool deleting_text = (range.length > [new_text length]); |
| |
| if (adding_text) { |
| // TODO(rohitrao): What about cases where [new_text length] > 1? This |
| // could happen if an IME completion inserts multiple characters at once, |
| // or if the user pastes some text in. Let's loosen this test to allow |
| // multiple characters, as long as the "old range" ends at the end of the |
| // permanent text. |
| if ([new_text length] == 1 && range.location == [[field_ text] length]) { |
| old_range = NSMakeRange([[field_ text] length], |
| [field_ autocompleteText].length()); |
| } |
| } else if (deleting_text) { |
| if ([new_text length] == 0 && |
| range.location == [[field_ text] length] - 1) { |
| ok_to_change = false; |
| } |
| } |
| } |
| |
| // Update variables needed by OnDidChange() and GetState(). |
| old_selection_ = old_range; |
| current_selection_ = new_range; |
| |
| // Store the displayed text. Older version of Chrome used to clear the |
| // autocomplete text here as well, but on iOS7 doing this causes the inline |
| // autocomplete text to flicker, so the call was moved to the start on |
| // OnDidChange(). |
| GetState(&state_before_change_); |
| // Manually update the selection state after calling GetState(). |
| state_before_change_.sel_start = old_selection_.location; |
| state_before_change_.sel_end = |
| old_selection_.location + old_selection_.length; |
| |
| if (!ok_to_change) { |
| // Force a change in the autocomplete system, since we won't get an |
| // OnDidChange() message. |
| OnDidChange(true); |
| } |
| |
| return ok_to_change; |
| } |
| |
| void OmniboxViewIOS::OnDidChange(bool processing_user_event) { |
| // Sanitize pasted text. |
| if (model() && model()->is_pasting()) { |
| base::string16 pastedText = base::SysNSStringToUTF16([field_ text]); |
| base::string16 newText = OmniboxView::SanitizeTextForPaste(pastedText); |
| if (pastedText != newText) { |
| [field_ setText:base::SysUTF16ToNSString(newText)]; |
| } |
| } |
| |
| // Clear the autocomplete text, since the omnibox model does not expect to see |
| // it in OnAfterPossibleChange(). Clearing the text here should not cause |
| // flicker as the UI will not get a chance to redraw before the new |
| // autocomplete text is set by the model. |
| [field_ clearAutocompleteText]; |
| [field_ setClearingPreEditText:NO]; |
| |
| // Generally do not notify the autocomplete system of a text change unless the |
| // change was a direct result of a user event. One exception is if the marked |
| // text changed, which could happen through a delayed IME recognition |
| // callback. |
| bool proceed_without_user_event = false; |
| |
| // The IME exception does not work for Korean text, because Korean does not |
| // seem to ever have marked text. It simply replaces or modifies previous |
| // characters as you type. Always proceed without user input if the |
| // Korean keyboard is currently active. |
| NSString* current_language = [[field_ textInputMode] primaryLanguage]; |
| |
| if ([current_language hasPrefix:@"ko-"]) { |
| proceed_without_user_event = true; |
| } else { |
| NSString* current_marked_text = [field_ markedText]; |
| |
| // The IME exception kicks in if the current marked text is not equal to the |
| // previous marked text. Two nil strings should be considered equal, so |
| // There is logic to avoid calling into isEqual: in that case. |
| proceed_without_user_event = |
| (marked_text_before_change_ || current_marked_text) && |
| ![current_marked_text isEqual:marked_text_before_change_]; |
| } |
| |
| if (!processing_user_event && !proceed_without_user_event) |
| return; |
| |
| // TODO(crbug.com/564599): OnAfterPossibleChange() now takes an argument. It |
| // use to not take an argument and was defaulting to false, so as it is |
| // unclear what the correct value is, using what was that before seems |
| // consistent. |
| OnAfterPossibleChange(false); |
| OnBeforePossibleChange(); |
| } |
| |
| void OmniboxViewIOS::OnAccept() { |
| // It may be unsafe to modify the contents of the field. |
| // Note that by happy coincidence, the |textFieldDidReturn| delegate method |
| // always returns NO, which is the desired behavior in this situation. |
| if (ShouldIgnoreUserInputDueToPendingVoiceSearch()) { |
| return; |
| } |
| |
| base::RecordAction(UserMetricsAction("MobileOmniboxUse")); |
| |
| WindowOpenDisposition disposition = WindowOpenDisposition::CURRENT_TAB; |
| if (model()) { |
| model()->AcceptInput(disposition); |
| } |
| RevertAll(); |
| } |
| |
| void OmniboxViewIOS::OnClear() { |
| [field_ clearAutocompleteText]; |
| [field_ exitPreEditState]; |
| } |
| |
| void OmniboxViewIOS::OnCopy() { |
| UIPasteboard* board = [UIPasteboard generalPasteboard]; |
| NSString* selectedText = nil; |
| NSInteger start_location = 0; |
| if ([field_ isPreEditing]) { |
| selectedText = [field_ preEditText]; |
| start_location = 0; |
| } else { |
| UITextRange* selected_range = [field_ selectedTextRange]; |
| selectedText = [field_ textInRange:selected_range]; |
| UITextPosition* start = [field_ beginningOfDocument]; |
| // The following call to |-offsetFromPosition:toPosition:| gives the offset |
| // in terms of the number of "visible characters." The documentation does |
| // not specify whether this means glyphs or UTF16 chars. This does not |
| // matter for the current implementation of AdjustTextForCopy(), but it may |
| // become an issue at some point. |
| start_location = |
| [field_ offsetFromPosition:start toPosition:[selected_range start]]; |
| } |
| base::string16 text = base::SysNSStringToUTF16(selectedText); |
| |
| GURL url; |
| bool write_url = false; |
| // Model can be nullptr in tests. |
| if (model()) |
| model()->AdjustTextForCopy(start_location, &text, &url, &write_url); |
| |
| // Create the pasteboard item manually because the pasteboard expects a single |
| // item with multiple representations. This is expressed as a single |
| // NSDictionary with multiple keys, one for each representation. |
| NSMutableDictionary* item = [NSMutableDictionary dictionaryWithCapacity:2]; |
| [item setObject:base::SysUTF16ToNSString(text) |
| forKey:(NSString*)kUTTypePlainText]; |
| |
| if (write_url) |
| [item setObject:net::NSURLWithGURL(url) forKey:(NSString*)kUTTypeURL]; |
| |
| board.items = [NSArray arrayWithObject:item]; |
| } |
| |
| void OmniboxViewIOS::WillPaste() { |
| if (model()) |
| model()->OnPaste(); |
| |
| [field_ exitPreEditState]; |
| } |
| |
| // static |
| UIColor* OmniboxViewIOS::GetSecureTextColor( |
| security_state::SecurityLevel security_level, |
| bool in_dark_mode) { |
| if (security_level == security_state::EV_SECURE || |
| security_level == security_state::SECURE) { |
| return in_dark_mode ? IncognitoSecureTextColor() : SecureTextColor(); |
| } |
| |
| // Don't color strikethrough in dark mode. See https://crbug.com/635004#c6 |
| if (security_level == security_state::DANGEROUS && !in_dark_mode) |
| return ErrorTextColor(); |
| |
| return nil; |
| } |
| |
| NSAttributedString* OmniboxViewIOS::ApplyTextAttributes( |
| const base::string16& text) { |
| NSMutableAttributedString* as = [[NSMutableAttributedString alloc] |
| initWithString:base::SysUTF16ToNSString(text)]; |
| // Cache a pointer to the attributed string to allow the superclass' |
| // virtual method invocations to add attributes. |
| DCHECK(attributing_display_string_ == nil); |
| base::AutoReset<NSMutableAttributedString*> resetter( |
| &attributing_display_string_, as); |
| if (model()) |
| UpdateTextStyle(text, model()->CurrentTextIsURL(), |
| AutocompleteSchemeClassifierImpl()); |
| return as; |
| } |
| |
| void OmniboxViewIOS::UpdateAppearance() { |
| // If Siri is thinking, treat that as user input being in progress. It is |
| // unsafe to modify the text field while voice entry is pending. |
| if (model() && model()->ResetDisplayTexts()) { |
| // Revert everything to the baseline look. |
| RevertAll(); |
| } else if (model() && !model()->has_focus() && |
| !ShouldIgnoreUserInputDueToPendingVoiceSearch()) { |
| // Even if the change wasn't "user visible" to the model, it still may be |
| // necessary to re-color to the URL string. Only do this if the omnibox is |
| // not currently focused. |
| NSAttributedString* as = |
| ApplyTextAttributes(model()->GetPermanentDisplayText()); |
| [field_ setText:as userTextLength:[as length]]; |
| } |
| } |
| |
| void OmniboxViewIOS::OnDeleteBackward() { |
| if ([field_ text].length == 0) { |
| // If the user taps backspace while the pre-edit text is showing, |
| // OnWillChange is invoked before this method and sets the text to an empty |
| // string, so use the |clearingPreEditText| to determine if the chip should |
| // be cleared or not. |
| if ([field_ clearingPreEditText]) { |
| // In the case where backspace is tapped while in pre-edit mode, |
| // OnWillChange is called but OnDidChange is never called so ensure the |
| // clearingPreEditText flag is set to false again. |
| [field_ setClearingPreEditText:NO]; |
| // Explicitly set the input-in-progress flag. Normally this is set via |
| // in model()->OnAfterPossibleChange, but in this case the text has been |
| // set to the empty string by OnWillChange so when OnAfterPossibleChange |
| // checks if the text has changed it does not see any difference so it |
| // never sets the input-in-progress flag. |
| if (model()) |
| model()->SetInputInProgress(YES); |
| } else { |
| RemoveQueryRefinementChip(); |
| } |
| } |
| } |
| |
| void OmniboxViewIOS::ClearText() { |
| // It may be unsafe to modify the contents of the field. |
| if (ShouldIgnoreUserInputDueToPendingVoiceSearch()) { |
| return; |
| } |
| |
| // Ensure omnibox is first responder. This will bring up the keyboard so the |
| // user can start typing a new query. |
| if (![field_ isFirstResponder]) |
| [field_ becomeFirstResponder]; |
| if ([field_ text].length == 0) { |
| // If |field_| is empty, remove the query refinement chip. |
| RemoveQueryRefinementChip(); |
| } else { |
| // Otherwise, just remove the text in the omnibox. |
| // Calling -[UITextField setText:] does not trigger |
| // -[id<UITextFieldDelegate> textDidChange] so it must be called explicitly. |
| OnClear(); |
| [field_ setText:@""]; |
| OnDidChange(YES); |
| } |
| // Calling OnDidChange() can trigger a scroll event, which removes focus from |
| // the omnibox. |
| [field_ becomeFirstResponder]; |
| } |
| |
| void OmniboxViewIOS::RemoveQueryRefinementChip() { |
| controller_->OnChanged(); |
| } |
| |
| bool OmniboxViewIOS::ShouldIgnoreUserInputDueToPendingVoiceSearch() { |
| // When the response of the iOS voice entry is pending a spinning wheel is |
| // visible. The spinner's location is marked in [self text] as a Unicode |
| // "Object Replacement Character". |
| // http://www.fileformat.info/info/unicode/char/fffc/index.htm |
| NSString* objectReplacementChar = |
| [NSString stringWithFormat:@"%C", (unichar)0xFFFC]; |
| return [[field_ text] rangeOfString:objectReplacementChar].length > 0; |
| } |
| |
| void OmniboxViewIOS::EndEditing() { |
| if (model() && model()->has_focus()) { |
| CloseOmniboxPopup(); |
| |
| model()->OnWillKillFocus(); |
| model()->OnKillFocus(); |
| if ([field_ isPreEditing]) |
| [field_ exitPreEditState]; |
| |
| // The controller looks at the current pre-edit state, so the call to |
| // OnKillFocus() must come after exiting pre-edit. |
| controller_->OnKillFocus(); |
| |
| // Blow away any in-progress edits. |
| RevertAll(); |
| DCHECK(![field_ hasAutocompleteText]); |
| } |
| } |
| |
| void OmniboxViewIOS::HideKeyboard() { |
| [field_ resignFirstResponder]; |
| } |
| |
| void OmniboxViewIOS::FocusOmnibox() { |
| [field_ becomeFirstResponder]; |
| } |
| |
| BOOL OmniboxViewIOS::IsPopupOpen() { |
| DCHECK(popup_provider_); |
| return popup_provider_->IsPopupOpen(); |
| } |
| |
| int OmniboxViewIOS::GetOmniboxTextLength() const { |
| return [field_ displayedText].length(); |
| } |
| |
| void OmniboxViewIOS::EmphasizeURLComponents() { |
| // TODO(rohitrao): Implement this function using code like below. This code |
| // is being left out for now because it was not present before the OmniboxView |
| // rewrite. |
| #if 0 |
| // When editing is in progress, the url text is not colored, so there is |
| // nothing to emphasize. (Calling SetText() in that situation would also be |
| // harmful, as it would reset the carat position to the end of the text.) |
| if (!IsEditingOrEmpty()) |
| SetText(GetText()); |
| #endif |
| } |
| |
| #pragma mark - OmniboxPopupViewSuggestionsDelegate |
| |
| void OmniboxViewIOS::OnSelectedMatchImageChanged( |
| bool has_match, |
| AutocompleteMatchType::Type match_type, |
| base::Optional<SuggestionAnswer::AnswerType> answer_type, |
| GURL favicon_url) { |
| if (has_match) { |
| [left_image_consumer_ setLeftImageForAutocompleteType:match_type |
| answerType:answer_type |
| faviconURL:favicon_url]; |
| } else { |
| [left_image_consumer_ setDefaultLeftImage]; |
| } |
| } |
| |
| void OmniboxViewIOS::OnResultsChanged(const AutocompleteResult& result) { |
| if (ignore_popup_updates_) { |
| // Please contact rohitrao@ if the following DCHECK ever fires. If |
| // |ignore_popup_updates_| is true but |result| is not empty, then the new |
| // prerender code in ChromeOmniboxClientIOS will incorrectly discard its |
| // prerender. |
| // TODO(crbug.com/754050): Remove this whole method once we are reasonably |
| // confident that we are not throwing away prerenders. |
| DCHECK(result.empty()); |
| } |
| } |
| |
| void OmniboxViewIOS::OnPopupDidScroll() { |
| if (!IsIPadIdiom()) { |
| this->HideKeyboard(); |
| } |
| } |
| |
| void OmniboxViewIOS::OnSelectedMatchForAppending(const base::string16& str) { |
| // Exit preedit state and append the match. Refocus if necessary. |
| if ([field_ isPreEditing]) |
| [field_ exitPreEditState]; |
| this->SetUserText(str); |
| this->FocusOmnibox(); |
| } |
| |
| void OmniboxViewIOS::OnSelectedMatchForOpening( |
| AutocompleteMatch match, |
| WindowOpenDisposition disposition, |
| const GURL& alternate_nav_url, |
| const base::string16& pasted_text, |
| size_t index) { |
| this->OpenMatch(match, disposition, alternate_nav_url, pasted_text, index, |
| base::TimeTicks()); |
| } |