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// Copyright (c) 2009 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.
// This class pulls data from a web resource (such as a JSON feed) which
// has been stored in the user's preferences file. Used mainly
// by the suggestions and tips area of the new tab page.
// Current sketch of tip cache format, hardcoded for popgadget data in
// basic text form:
// "tip_cache": {
// "0": {
// "index": should become time field (or not)
// "snippet": the text of the item
// "source": text describing source (i.e., "New York Post")
// "thumbnail": URL of thumbnail on popgadget server
// "title": text giving title of item
// "url": link to item's page
// },
// [up to number of items in kMaxWebResourceCacheSize]
#ifndef CHROME_BROWSER_DOM_UI_TIPS_HANDLER_H_
#define CHROME_BROWSER_DOM_UI_TIPS_HANDLER_H_
#include "chrome/browser/dom_ui/dom_ui.h"
class DictionaryValue;
class DOMUI;
class PrefService;
class Value;
class TipsHandler : public DOMMessageHandler {
public:
TipsHandler() : tips_cache_(NULL) { }
virtual ~TipsHandler() { }
// DOMMessageHandler implementation and overrides.
virtual DOMMessageHandler* Attach(DOMUI* dom_ui);
virtual void RegisterMessages();
// Callback which pulls tips data from the preferences.
void HandleGetTips(const Value* content);
// Register tips cache with pref service.
static void RegisterUserPrefs(PrefService* prefs);
private:
// Filled with data from cache in preferences.
const DictionaryValue* tips_cache_;
DISALLOW_COPY_AND_ASSIGN(TipsHandler);
};
#endif // CHROME_BROWSER_DOM_UI_TIPS_HANDLER_H_
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