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// Copyright 2014 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 EXTENSIONS_BROWSER_API_EXTENSIONS_API_CLIENT_H_
#define EXTENSIONS_BROWSER_API_EXTENSIONS_API_CLIENT_H_
#include <map>
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "extensions/browser/api/declarative_content/content_rules_registry.h"
#include "extensions/browser/api/storage/settings_namespace.h"
class GURL;
template <class T>
class ObserverListThreadSafe;
namespace content {
class BrowserContext;
class WebContents;
}
namespace extensions {
class AppViewGuestDelegate;
class ContentRulesRegistry;
class DevicePermissionsPrompt;
class ExtensionOptionsGuest;
class ExtensionOptionsGuestDelegate;
class ManagementAPIDelegate;
class MimeHandlerViewGuest;
class MimeHandlerViewGuestDelegate;
class WebViewGuest;
class WebViewGuestDelegate;
class WebViewPermissionHelper;
class WebViewPermissionHelperDelegate;
class WebRequestEventRouterDelegate;
class RulesCacheDelegate;
class SettingsObserver;
class SettingsStorageFactory;
class ValueStoreCache;
class VirtualKeyboardDelegate;
// Allows the embedder of the extensions module to customize its support for
// API features. The embedder must create a single instance in the browser
// process. Provides a default implementation that does nothing.
class ExtensionsAPIClient {
public:
// Construction sets the single instance.
ExtensionsAPIClient();
// Destruction clears the single instance.
virtual ~ExtensionsAPIClient();
// Returns the single instance of |this|.
static ExtensionsAPIClient* Get();
// Storage API support.
// Add any additional value store caches (e.g. for chrome.storage.managed)
// to |caches|. By default adds nothing.
virtual void AddAdditionalValueStoreCaches(
content::BrowserContext* context,
const scoped_refptr<SettingsStorageFactory>& factory,
const scoped_refptr<ObserverListThreadSafe<SettingsObserver> >& observers,
std::map<settings_namespace::Namespace, ValueStoreCache*>* caches);
// Creates the AppViewGuestDelegate.
virtual AppViewGuestDelegate* CreateAppViewGuestDelegate() const;
// Returns a delegate for ExtensionOptionsGuest. The caller owns the returned
// ExtensionOptionsGuestDelegate.
virtual ExtensionOptionsGuestDelegate* CreateExtensionOptionsGuestDelegate(
ExtensionOptionsGuest* guest) const;
// Creates a delegate for MimeHandlerViewGuest.
virtual scoped_ptr<MimeHandlerViewGuestDelegate>
CreateMimeHandlerViewGuestDelegate(MimeHandlerViewGuest* guest) const;
// Returns a delegate for some of WebViewGuest's behavior. The caller owns the
// returned WebViewGuestDelegate.
virtual WebViewGuestDelegate* CreateWebViewGuestDelegate (
WebViewGuest* web_view_guest) const;
// Returns a delegate for some of WebViewPermissionHelper's behavior. The
// caller owns the returned WebViewPermissionHelperDelegate.
virtual WebViewPermissionHelperDelegate*
CreateWebViewPermissionHelperDelegate (
WebViewPermissionHelper* web_view_permission_helper) const;
// Creates a delegate for WebRequestEventRouter.
virtual WebRequestEventRouterDelegate* CreateWebRequestEventRouterDelegate()
const;
// TODO(wjmaclean): Remove this when (if) ContentRulesRegistry code moves
// to extensions/browser/api.
virtual scoped_refptr<ContentRulesRegistry> CreateContentRulesRegistry(
content::BrowserContext* browser_context,
RulesCacheDelegate* cache_delegate) const;
// Creates a DevicePermissionsPrompt appropriate for the embedder.
virtual scoped_ptr<DevicePermissionsPrompt> CreateDevicePermissionsPrompt(
content::WebContents* web_contents) const;
// Returns a delegate for some of VirtualKeyboardAPI's behavior.
virtual scoped_ptr<VirtualKeyboardDelegate> CreateVirtualKeyboardDelegate()
const;
// Creates a delegate for handling the management extension api.
virtual ManagementAPIDelegate* CreateManagementAPIDelegate() const;
// NOTE: If this interface gains too many methods (perhaps more than 20) it
// should be split into one interface per API.
};
} // namespace extensions
#endif // EXTENSIONS_BROWSER_API_EXTENSIONS_API_CLIENT_H_
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