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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/supervised_user/supervised_user_interstitial_tab_closer.h"
#include "build/build_config.h"
#include "content/public/browser/browser_task_traits.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/web_contents.h"
#if !BUILDFLAG(IS_ANDROID)
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_finder.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#endif
TabCloser::~TabCloser() = default;
// static
void TabCloser::CheckIfInBrowserThenCloseTab(
content::WebContents* web_contents) {
DCHECK(web_contents);
// Close the tab only if there is a browser for it (which is not the case
// for example in a <webview>).
#if !BUILDFLAG(IS_ANDROID)
if (!chrome::FindBrowserWithTab(web_contents)) {
return;
}
#endif
TabCloser::CreateForWebContents(web_contents);
}
TabCloser::TabCloser(content::WebContents* web_contents)
: content::WebContentsUserData<TabCloser>(*web_contents) {
content::GetUIThreadTaskRunner({})->PostTask(
FROM_HERE,
base::BindOnce(&TabCloser::CloseTabImpl, weak_ptr_factory_.GetWeakPtr()));
}
void TabCloser::CloseTabImpl() {
// On Android, FindBrowserWithTab and TabStripModel don't exist.
#if !BUILDFLAG(IS_ANDROID)
Browser* browser = chrome::FindBrowserWithTab(&GetWebContents());
DCHECK(browser);
TabStripModel* tab_strip = browser->tab_strip_model();
DCHECK_NE(TabStripModel::kNoTab,
tab_strip->GetIndexOfWebContents(&GetWebContents()));
if (tab_strip->count() <= 1) {
// Don't close the last tab in the window.
GetWebContents().RemoveUserData(UserDataKey());
return;
}
#endif
GetWebContents().Close();
}
WEB_CONTENTS_USER_DATA_KEY_IMPL(TabCloser);
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