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// Copyright (c) 2011 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 "chrome/browser/tabs/pinned_tab_service.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/tabs/pinned_tab_codec.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_list.h"
#include "content/common/notification_service.h"
#include "content/common/notification_type.h"
static bool IsLastNormalBrowser(Browser* browser) {
for (BrowserList::const_iterator i = BrowserList::begin();
i != BrowserList::end(); ++i) {
if (*i != browser && (*i)->type() == Browser::TYPE_NORMAL &&
(*i)->profile() == browser->profile()) {
return false;
}
}
return true;
}
PinnedTabService::PinnedTabService(Profile* profile)
: profile_(profile),
got_exiting_(false),
has_normal_browser_(false) {
registrar_.Add(this, NotificationType::BROWSER_OPENED,
NotificationService::AllSources());
registrar_.Add(this, NotificationType::BROWSER_CLOSING,
NotificationService::AllSources());
registrar_.Add(this, NotificationType::APP_EXITING,
NotificationService::AllSources());
}
void PinnedTabService::Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details) {
if (got_exiting_)
return;
switch (type.value) {
case NotificationType::BROWSER_OPENED: {
Browser* browser = Source<Browser>(source).ptr();
if (!has_normal_browser_ && browser->type() == Browser::TYPE_NORMAL &&
browser->profile() == profile_) {
has_normal_browser_ = true;
}
break;
}
case NotificationType::BROWSER_CLOSING: {
Browser* browser = Source<Browser>(source).ptr();
if (has_normal_browser_ && browser->profile() == profile_) {
if (*(Details<bool>(details)).ptr()) {
GotExit();
} else if (IsLastNormalBrowser(browser)) {
has_normal_browser_ = false;
PinnedTabCodec::WritePinnedTabs(profile_);
}
}
break;
}
case NotificationType::APP_EXITING: {
if (has_normal_browser_)
GotExit();
break;
}
default:
NOTREACHED();
}
}
void PinnedTabService::GotExit() {
DCHECK(!got_exiting_);
got_exiting_ = true;
PinnedTabCodec::WritePinnedTabs(profile_);
}
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