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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 CONTENT_PUBLIC_BROWSER_WEB_UI_CONTROLLER_FACTORY_H_
#define CONTENT_PUBLIC_BROWSER_WEB_UI_CONTROLLER_FACTORY_H_
#include "content/common/content_export.h"
#include "content/public/browser/web_ui.h"
class GURL;
namespace content {
class BrowserContext;
class WebContents;
class WebUIController;
// Interface for an object which controls which URLs are considered WebUI URLs
// and creates WebUIController instances for given URLs.
class CONTENT_EXPORT WebUIControllerFactory {
public:
virtual ~WebUIControllerFactory() {}
// Returns a WebUIController instance for the given URL, or NULL if the URL
// doesn't correspond to a WebUI.
virtual WebUIController* CreateWebUIControllerForURL(
WebUI* web_ui, const GURL& url) const = 0;
// Gets the WebUI type for the given URL. This will return kNoWebUI if the
// corresponding call to CreateWebUIForURL would fail, or something non-NULL
// if CreateWebUIForURL would succeed.
virtual WebUI::TypeID GetWebUIType(BrowserContext* browser_context,
const GURL& url) const = 0;
// Shorthand for the above, but returns a simple yes/no.
// See also ContentClient::HasWebUIScheme, which only checks the scheme
// (faster) and can be used to determine security policy.
virtual bool UseWebUIForURL(BrowserContext* browser_context,
const GURL& url) const = 0;
// Returns true for the subset of WebUIs that actually need WebUI bindings.
virtual bool UseWebUIBindingsForURL(BrowserContext* browser_context,
const GURL& url) const = 0;
// Returns true if the given URL can be loaded by Web UI system. This allows
// URLs with WebUI types (as above) and also URLs that can be loaded by
// normal tabs such as javascript: URLs or about:hang.
virtual bool IsURLAcceptableForWebUI(BrowserContext* browser_context,
const GURL& url,
bool data_urls_allowed) const = 0;
};
} // namespace content
#endif // CONTENT_PUBLIC_BROWSER_WEB_UI_CONTROLLER_FACTORY_H_
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