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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_WEBUI_WEB_UI_CONTROLLER_FACTORY_REGISTRY_H_
#define CONTENT_BROWSER_WEBUI_WEB_UI_CONTROLLER_FACTORY_REGISTRY_H_
#include "base/memory/singleton.h"
#include "content/common/content_export.h"
#include "content/public/browser/web_ui_controller_factory.h"
namespace content {
// A singleton which holds on to all the registered WebUIControllerFactory
// instances.
class CONTENT_EXPORT WebUIControllerFactoryRegistry
: public WebUIControllerFactory {
public:
static WebUIControllerFactoryRegistry* GetInstance();
WebUIControllerFactoryRegistry(const WebUIControllerFactoryRegistry&) =
delete;
WebUIControllerFactoryRegistry& operator=(
const WebUIControllerFactoryRegistry&) = delete;
// WebUIControllerFactory implementation. Each method loops through the same
// method on all the factories.
std::unique_ptr<WebUIController> CreateWebUIControllerForURL(
WebUI* web_ui,
const GURL& url) override;
WebUI::TypeID GetWebUIType(BrowserContext* browser_context,
const GURL& url) override;
bool UseWebUIForURL(BrowserContext* browser_context,
const GURL& url) override;
// Returns true if the given URL can be loaded by Web UI system. This allows
// URLs that UseWebUIForURL returns true for, and also URLs that can be loaded
// by normal tabs such as javascript: URLs or about:hang.
bool IsURLAcceptableForWebUI(BrowserContext* browser_context,
const GURL& url);
private:
friend struct base::DefaultSingletonTraits<WebUIControllerFactoryRegistry>;
WebUIControllerFactoryRegistry();
~WebUIControllerFactoryRegistry() override;
};
} // namespace content
#endif // CONTENT_BROWSER_WEBUI_WEB_UI_CONTROLLER_FACTORY_REGISTRY_H_
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