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// Copyright (c) 2006-2008 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.
// Contains code for handling "about:" URLs in the browser process.
#ifndef CHROME_BROWSER_BROWSER_ABOUT_HANDLER_H_
#define CHROME_BROWSER_BROWSER_ABOUT_HANDLER_H_
#include <string>
#include "base/basictypes.h"
#include "chrome/browser/tab_contents/tab_contents_type.h"
#include "chrome/browser/tab_contents/web_contents.h"
#include "chrome/browser/dom_ui/chrome_url_data_manager.h"
class AboutSource;
class DictionaryValue;
class GURL;
class ListValue;
class Profile;
class RenderProcessHost;
class RenderViewHostFactory;
class SiteInstance;
class BrowserAboutHandler : public WebContents {
public:
BrowserAboutHandler(Profile* profile,
SiteInstance* instance,
RenderViewHostFactory* render_view_factory);
virtual ~BrowserAboutHandler() {}
// We don't want a favicon on the about pages.
virtual bool ShouldDisplayFavIcon() { return false; }
// Enable javascript urls for the about pages.
virtual bool SupportsURL(GURL* url);
// If |url| is a known "about:" URL, this method handles it
// and sets |url| to an alternate URL indicating the real content to load.
// (If it's not a URL that the function can handle, it's a no-op and returns
// false.)
static bool MaybeHandle(GURL* url, TabContentsType* type);
// Renders a special page for "about:" which displays version information.
static std::string AboutVersion();
// Renders a special page for about:plugins.
static std::string AboutPlugins();
// Renders a special page for about:histograms.
static std::string AboutHistograms(const std::string& query);
// Renders a special page about:objects (about tracked objects such as Tasks).
static std::string AboutObjects(const std::string& query);
// Renders a special page for about:dns.
static std::string AboutDns();
// Renders a special page for about:stats.
static std::string AboutStats();
// Renders a special page for "about:credits" which displays our
// acknowledgements and legal information for code we depend on.
static std::string AboutCredits();
// Renders a special page for "about:terms" which displays our
// terms and conditions.
static std::string AboutTerms();
// Renders a special page for about:memory which displays
// information about current state.
static void AboutMemory(AboutSource*, int request_id);
private:
ChromeURLDataManager::DataSource* about_source_;
DISALLOW_COPY_AND_ASSIGN(BrowserAboutHandler);
};
#endif // CHROME_BROWSER_BROWSER_ABOUT_HANDLER_H_
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