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// Copyright 2015 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/ui/exclusive_access/exclusive_access_controller_base.h"
#include "chrome/browser/ui/exclusive_access/exclusive_access_manager.h"
#include "content/public/browser/navigation_details.h"
#include "content/public/browser/web_contents.h"
using content::WebContents;
ExclusiveAccessControllerBase::ExclusiveAccessControllerBase(
ExclusiveAccessManager* manager)
: manager_(manager) {}
ExclusiveAccessControllerBase::~ExclusiveAccessControllerBase() = default;
url::Origin ExclusiveAccessControllerBase::GetOriginForExclusiveAccessBubble()
const {
return url::Origin::Create(
exclusive_access_tab() ? exclusive_access_tab()->GetURL() : GURL());
}
void ExclusiveAccessControllerBase::OnTabDeactivated(
WebContents* web_contents) {
if (web_contents != exclusive_access_tab()) {
return;
}
ExitExclusiveAccessIfNecessary();
}
void ExclusiveAccessControllerBase::OnTabDetachedFromView(
WebContents* old_contents) {
// Derived class will have to implement if necessary.
}
void ExclusiveAccessControllerBase::OnTabClosing(WebContents* web_contents) {
if (web_contents != exclusive_access_tab()) {
return;
}
ExitExclusiveAccessIfNecessary();
// The call to exit exclusive access may result in asynchronous notification
// of state change (e.g. fullscreen change on Linux). We don't want to rely
// on it to call NotifyTabExclusiveAccessLost(), because at that point
// |tab_with_exclusive_access_| may not be valid. Instead, we call it here
// to clean up exclusive access tab related state.
NotifyTabExclusiveAccessLost();
}
void ExclusiveAccessControllerBase::SetTabWithExclusiveAccess(
WebContents* tab) {
// Tab should never be replaced with another tab.
CHECK(exclusive_access_tab() == tab || exclusive_access_tab() == nullptr ||
tab == nullptr);
web_contents_observer_.Observe(tab);
}
//////////
// ExclusiveAccessControllerBase::WebContentsObserver
ExclusiveAccessControllerBase::WebContentsObserver::WebContentsObserver(
ExclusiveAccessControllerBase& controller)
: controller_(controller) {}
void ExclusiveAccessControllerBase::WebContentsObserver::
NavigationEntryCommitted(
const content::LoadCommittedDetails& load_details) {
if (!load_details.is_navigation_to_different_page()) {
return;
}
controller_->ExitExclusiveAccessIfNecessary();
}
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