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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.
#ifndef CHROME_BROWSER_EXTENSIONS_APP_NOTIFY_CHANNEL_UI_H_
#define CHROME_BROWSER_EXTENSIONS_APP_NOTIFY_CHANNEL_UI_H_
#include <string>
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "chrome/browser/sync/profile_sync_service_observer.h"
class Browser;
class TabContentsWrapper;
// An interface for prompting a user to sign in to sync so that we can create
// an app notification channel for one of their apps.
class AppNotifyChannelUI {
public:
virtual ~AppNotifyChannelUI() {}
class Delegate {
public:
// A callback for whether the user successfully set up sync or not.
virtual void OnSyncSetupResult(bool enabled) = 0;
};
// Shows a prompt for sync setup - |delegate| will be called back later when
// setup is complete or cancelled. This should only be called once per
// instance.
virtual void PromptSyncSetup(Delegate* delegate) = 0;
};
class AppNotifyChannelUIImpl : public AppNotifyChannelUI,
public ProfileSyncServiceObserver {
public:
AppNotifyChannelUIImpl(Browser* browser,
TabContentsWrapper* wrapper,
const std::string& app_name);
virtual ~AppNotifyChannelUIImpl();
// AppNotifyChannelUI.
virtual void PromptSyncSetup(AppNotifyChannelUI::Delegate* delegate) OVERRIDE;
protected:
// A private class we use to put up an infobar - its lifetime is managed by
// |wrapper_|, so we don't have one as an instance variable.
class InfoBar;
friend class AppNotifyChannelUIImpl::InfoBar;
// Called by our InfoBar when it's accepted or cancelled/closed.
void OnInfoBarResult(bool accepted);
// ProfileSyncServiceObserver.
virtual void OnStateChanged() OVERRIDE;
private:
void StartObservingSync();
void StopObservingSync();
Browser* browser_;
TabContentsWrapper* wrapper_;
std::string app_name_;
AppNotifyChannelUI::Delegate* delegate_;
// Have we registered ourself as a ProfileSyncServiceObserver?
bool observing_sync_;
// This is for working around a bug where the first ProfileSyncServiceObserver
// callback after starting the sync login process erroneously reports
// SetupInProgress as false. See crbug.com/101842.
bool got_first_sync_callback_;
DISALLOW_COPY_AND_ASSIGN(AppNotifyChannelUIImpl);
};
#endif // CHROME_BROWSER_EXTENSIONS_APP_NOTIFY_CHANNEL_UI_H_
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