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// Copyright (c) 2012 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_UI_WEBUI_HISTORY_UI_H_
#define CHROME_BROWSER_UI_WEBUI_HISTORY_UI_H_
#pragma once
#include <string>
#include "base/string16.h"
#include "chrome/browser/cancelable_request.h"
#include "chrome/browser/history/history.h"
#include "chrome/browser/ui/webui/chrome_url_data_manager.h"
#include "content/public/browser/notification_registrar.h"
#include "content/public/browser/web_ui_controller.h"
#include "content/public/browser/web_ui_message_handler.h"
// The handler for Javascript messages related to the "history" view.
class BrowsingHistoryHandler : public content::WebUIMessageHandler,
public content::NotificationObserver {
public:
BrowsingHistoryHandler();
virtual ~BrowsingHistoryHandler();
// WebUIMessageHandler implementation.
virtual void RegisterMessages() OVERRIDE;
// Handler for the "getHistory" message.
void HandleGetHistory(const base::ListValue* args);
// Handler for the "searchHistory" message.
void HandleSearchHistory(const base::ListValue* args);
// Handler for the "removeURLsOnOneDay" message.
void HandleRemoveURLsOnOneDay(const base::ListValue* args);
// Handler for "clearBrowsingData" message.
void HandleClearBrowsingData(const base::ListValue* args);
// Handler for "removeBookmark" message.
void HandleRemoveBookmark(const base::ListValue* args);
// content::NotificationObserver implementation.
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) OVERRIDE;
private:
// Callback from the history system when the history list is available.
void QueryComplete(HistoryService::Handle request_handle,
history::QueryResults* results);
// Callback from the history system when visits were deleted.
void RemoveComplete();
// Extract the arguments from the call to HandleSearchHistory.
void ExtractSearchHistoryArguments(const base::ListValue* args,
int* month,
string16* query);
// Figure out the query options for a month-wide query.
history::QueryOptions CreateMonthQueryOptions(int month);
content::NotificationRegistrar registrar_;
// Current search text.
string16 search_text_;
// Our consumer for search requests to the history service.
CancelableRequestConsumerT<int, 0> cancelable_search_consumer_;
// Our consumer for delete requests to the history service.
CancelableRequestConsumerT<int, 0> cancelable_delete_consumer_;
// The list of URLs that are in the process of being deleted.
std::set<GURL> urls_to_be_deleted_;
DISALLOW_COPY_AND_ASSIGN(BrowsingHistoryHandler);
};
class HistoryUI : public content::WebUIController {
public:
explicit HistoryUI(content::WebUI* web_ui);
// Return the URL for a given search term.
static const GURL GetHistoryURLWithSearchText(const string16& text);
static base::RefCountedMemory* GetFaviconResourceBytes();
private:
DISALLOW_COPY_AND_ASSIGN(HistoryUI);
};
#endif // CHROME_BROWSER_UI_WEBUI_HISTORY_UI_H_
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