blob: c93b629995a3519022aef34292b88b4592aa69d3 [file] [log] [blame]
// Copyright 2013 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_EXTENSIONS_BROWSER_CLIENT_H_
#define EXTENSIONS_BROWSER_EXTENSIONS_BROWSER_CLIENT_H_
#include "base/memory/scoped_ptr.h"
class CommandLine;
class PrefService;
namespace content {
class BrowserContext;
class JavaScriptDialogManager;
}
namespace extensions {
class AppSorting;
// Interface to allow the extensions module to make browser-process-specific
// queries of the embedder. Should be Set() once in the browser process.
//
// NOTE: Methods that do not require knowledge of browser concepts should be
// added in ExtensionsClient (extensions/common/extensions_client.h) even if
// they are only used in the browser process.
class ExtensionsBrowserClient {
public:
virtual ~ExtensionsBrowserClient() {}
// Returns true if the embedder has started shutting down.
virtual bool IsShuttingDown() = 0;
// Returns true if extensions have been disabled (e.g. via a command-line flag
// or preference).
virtual bool AreExtensionsDisabled(const CommandLine& command_line,
content::BrowserContext* context) = 0;
// Returns true if the |context| is known to the embedder.
virtual bool IsValidContext(content::BrowserContext* context) = 0;
// Returns true if the BrowserContexts could be considered equivalent, for
// example, if one is an off-the-record context owned by the other.
virtual bool IsSameContext(content::BrowserContext* first,
content::BrowserContext* second) = 0;
// Returns true if |context| has an off-the-record context associated with it.
virtual bool HasOffTheRecordContext(content::BrowserContext* context) = 0;
// Returns the off-the-record context associated with |context|. If |context|
// is already off-the-record, returns |context|.
// WARNING: This may create a new off-the-record context. To avoid creating
// another context, check HasOffTheRecordContext() first.
virtual content::BrowserContext* GetOffTheRecordContext(
content::BrowserContext* context) = 0;
// Return the original "recording" context. This method returns |context| if
// |context| is not incognito.
virtual content::BrowserContext* GetOriginalContext(
content::BrowserContext* context) = 0;
// Returns the PrefService associated with |context|.
virtual PrefService* GetPrefServiceForContext(
content::BrowserContext* context) = 0;
// Returns true if loading background pages should be deferred.
virtual bool DeferLoadingBackgroundHosts(
content::BrowserContext* context) const = 0;
virtual bool IsBackgroundPageAllowed(
content::BrowserContext* context) const = 0;
// Returns true if the client version has updated since the last run. Called
// once each time the extensions system is loaded per browser_context. The
// implementation may wish to use the BrowserContext to record the current
// version for later comparison.
virtual bool DidVersionUpdate(content::BrowserContext* context) = 0;
// Creates a new AppSorting instance.
virtual scoped_ptr<AppSorting> CreateAppSorting() = 0;
// Return true if the system is run in forced app mode.
virtual bool IsRunningInForcedAppMode() = 0;
// Returns the embedder's JavaScriptDialogManager or NULL if the embedder
// does not support JavaScript dialogs.
virtual content::JavaScriptDialogManager* GetJavaScriptDialogManager() = 0;
// Returns the single instance of |this|.
static ExtensionsBrowserClient* Get();
// Initialize the single instance.
static void Set(ExtensionsBrowserClient* client);
};
} // namespace extensions
#endif // EXTENSIONS_BROWSER_EXTENSIONS_BROWSER_CLIENT_H_