blob: 2ef7246658ef5c816e3d7e00e1c29bd3022aa954 [file] [log] [blame]
// 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.
#include "extensions/common/extension_id.h"
namespace extensions {
class Extension;
class Dispatcher;
// Interface to allow the extensions module to make render-process-specific
// queries of the embedder. Should be Set() once in the render process.
// NOTE: Methods that do not require knowledge of renderer concepts should be
// added in ExtensionsClient (extensions/common/extensions_client.h) even if
// they are only used in the renderer process.
class ExtensionsRendererClient {
virtual ~ExtensionsRendererClient() {}
// Returns true if the current render process was launched incognito.
virtual bool IsIncognitoProcess() const = 0;
// Returns the lowest isolated world ID available to extensions.
// Must be greater than 0. See blink::WebFrame::executeScriptInIsolatedWorld
// (third_party/WebKit/public/web/WebFrame.h) for additional context.
virtual int GetLowestIsolatedWorldId() const = 0;
// Returns the associated Dispatcher.
virtual Dispatcher* GetDispatcher() = 0;
// Notifies the client when an extension is added or removed.
// TODO(devlin): Make a RendererExtensionRegistryObserver?
virtual void OnExtensionLoaded(const Extension& extension) {}
virtual void OnExtensionUnloaded(const ExtensionId& extension) {}
// Returns the single instance of |this|.
static ExtensionsRendererClient* Get();
// Initialize the single instance.
static void Set(ExtensionsRendererClient* client);
} // namespace extensions