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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_UI_FOCUS_TAB_AFTER_NAVIGATION_HELPER_H_
#define CHROME_BROWSER_UI_FOCUS_TAB_AFTER_NAVIGATION_HELPER_H_
#include "content/public/browser/web_contents_observer.h"
#include "content/public/browser/web_contents_user_data.h"
// FocusTabAfterNavigationHelper focuses the tab contents (potentially taking
// focus away from other browser elements like the omnibox) after
// 1) browser-initiated navigations (e.g. after omnibox- or bookmark-initiated
// navigations)
// 2) navigations that leave NTP (e.g. after an NTP-replacement extension or
// third-party NTP executes window.location = ...).
class FocusTabAfterNavigationHelper
: public content::WebContentsObserver,
public content::WebContentsUserData<FocusTabAfterNavigationHelper> {
public:
~FocusTabAfterNavigationHelper() override;
// Not copyable nor movable.
FocusTabAfterNavigationHelper(const FocusTabAfterNavigationHelper&) = delete;
FocusTabAfterNavigationHelper& operator=(
const FocusTabAfterNavigationHelper&) = delete;
// content::WebContentsObserver
void ReadyToCommitNavigation(content::NavigationHandle* navigation) override;
private:
friend class content::WebContentsUserData<FocusTabAfterNavigationHelper>;
explicit FocusTabAfterNavigationHelper(content::WebContents* contents);
bool ShouldFocusTabContents(content::NavigationHandle* navigation);
bool IsNtpURL(const GURL& url);
WEB_CONTENTS_USER_DATA_KEY_DECL();
};
#endif // CHROME_BROWSER_UI_FOCUS_TAB_AFTER_NAVIGATION_HELPER_H_
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