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// Copyright (c) 2010 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.
#ifndef CHROME_BROWSER_CHROMEOS_OFFLINE_OFFLINE_LOAD_PAGE_H_
#define CHROME_BROWSER_CHROMEOS_OFFLINE_OFFLINE_LOAD_PAGE_H_
#include <string>
#include "chrome/browser/chromeos/network_state_notifier.h"
#include "chrome/browser/tab_contents/interstitial_page.h"
#include "chrome/common/notification_observer.h"
#include "chrome/common/notification_service.h"
class TabContents;
namespace chromeos {
// OfflineLoadPage class shows the interstitial page that is shown
// when no network is available and hides when some network (either
// one of wifi, 3g or ethernet) becomes available.
// It deletes itself when the interstitial page is closed.
class OfflineLoadPage : public InterstitialPage {
public:
// A delegate class that is called when the interstitinal page
// is closed.
class Delegate {
public:
Delegate() {}
virtual ~Delegate() {}
// Called when a user selected to proceed or not to proceed
// with loading.
virtual void OnBlockingPageComplete(bool proceed) = 0;
private:
DISALLOW_COPY_AND_ASSIGN(Delegate);
};
static void Show(int process_host_id, int render_view_id,
const GURL& url, Delegate* delegate);
// Import show here so that overloading works.
using InterstitialPage::Show;
protected:
// Create a offline load page for the |tab_contents|.
OfflineLoadPage(TabContents* tab_contents, const GURL& url,
Delegate* delegate);
virtual ~OfflineLoadPage() {}
private:
// InterstitialPage implementation.
virtual std::string GetHTMLContents();
virtual void CommandReceived(const std::string& command);
virtual void Proceed();
virtual void DontProceed();
// Overrides InterstitialPage's Observe.
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details);
Delegate* delegate_;
NotificationRegistrar registrar_;
DISALLOW_COPY_AND_ASSIGN(OfflineLoadPage);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_OFFLINE_OFFLINE_LOAD_PAGE_H_
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