| // Copyright 2017 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. |
| |
| #import "ios/chrome/browser/autofill/form_suggestion_tab_helper.h" |
| |
| #include "base/logging.h" |
| #include "base/memory/ptr_util.h" |
| #import "ios/chrome/browser/autofill/form_suggestion_controller.h" |
| |
| #if !defined(__has_feature) || !__has_feature(objc_arc) |
| #error "This file requires ARC support." |
| #endif |
| |
| FormSuggestionTabHelper::~FormSuggestionTabHelper() = default; |
| |
| // static |
| void FormSuggestionTabHelper::CreateForWebState( |
| web::WebState* web_state, |
| NSArray<id<FormSuggestionProvider>>* providers) { |
| DCHECK(web_state); |
| if (!FromWebState(web_state)) { |
| web_state->SetUserData( |
| UserDataKey(), |
| base::WrapUnique(new FormSuggestionTabHelper(web_state, providers))); |
| } |
| } |
| |
| id<FormInputSuggestionsProvider> |
| FormSuggestionTabHelper::GetAccessoryViewProvider() { |
| return controller_; |
| } |
| |
| FormSuggestionTabHelper::FormSuggestionTabHelper( |
| web::WebState* web_state, |
| NSArray<id<FormSuggestionProvider>>* providers) |
| : controller_([[FormSuggestionController alloc] |
| initWithWebState:web_state |
| providers:providers]) { |
| web_state->AddObserver(this); |
| } |
| |
| void FormSuggestionTabHelper::WebStateDestroyed(web::WebState* web_state) { |
| [controller_ detachFromWebState]; |
| web_state->RemoveObserver(this); |
| controller_ = nil; |
| } |
| |
| WEB_STATE_USER_DATA_KEY_IMPL(FormSuggestionTabHelper) |