extension_commands_global_registry.h revision 4e180b6a0b4720a9b8e9e959a882386f690f08ff
1// Copyright (c) 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_COMMANDS_GLOBAL_REGISTRY_H_
6#define CHROME_BROWSER_EXTENSIONS_EXTENSION_COMMANDS_GLOBAL_REGISTRY_H_
7
8#include <map>
9#include <string>
10
11#include "base/compiler_specific.h"
12#include "chrome/browser/extensions/api/profile_keyed_api_factory.h"
13#include "chrome/browser/extensions/extension_keybinding_registry.h"
14#include "chrome/browser/extensions/global_shortcut_listener.h"
15#include "ui/base/accelerators/accelerator.h"
16
17class Profile;
18
19namespace extensions {
20class Extension;
21}
22
23namespace extensions {
24
25// ExtensionCommandsGlobalRegistry is a class that handles the cross-platform
26// implementation of the global shortcut registration for the Extension Commands
27// API).
28// Note: It handles regular extension commands (not browserAction and pageAction
29// popups, which are not bindable to global shortcuts). This class registers the
30// accelerators on behalf of the extensions and routes the commands to them via
31// the BrowserEventRouter.
32class ExtensionCommandsGlobalRegistry
33    : public ProfileKeyedAPI,
34      public ExtensionKeybindingRegistry,
35      public GlobalShortcutListener::Observer {
36 public:
37  // ProfileKeyedAPI implementation.
38  static ProfileKeyedAPIFactory<
39      ExtensionCommandsGlobalRegistry>* GetFactoryInstance();
40
41  // Convenience method to get the ExtensionCommandsGlobalRegistry for a
42  // profile.
43  static ExtensionCommandsGlobalRegistry* Get(Profile* profile);
44
45  explicit ExtensionCommandsGlobalRegistry(Profile* profile);
46  virtual ~ExtensionCommandsGlobalRegistry();
47
48 private:
49  friend class ProfileKeyedAPIFactory<ExtensionCommandsGlobalRegistry>;
50
51  // ProfileKeyedAPI implementation.
52  static const char* service_name() {
53    return "ExtensionCommandsGlobalRegistry";
54  }
55
56  // Overridden from ExtensionKeybindingRegistry:
57  virtual void AddExtensionKeybinding(
58      const Extension* extension,
59      const std::string& command_name) OVERRIDE;
60  virtual void RemoveExtensionKeybindingImpl(
61      const ui::Accelerator& accelerator,
62      const std::string& command_name) OVERRIDE;
63
64  // Called by the GlobalShortcutListener object when a shortcut this class has
65  // registered for has been pressed.
66  virtual void OnKeyPressed(const ui::Accelerator& accelerator) OVERRIDE;
67
68  // Weak pointer to our profile. Not owned by us.
69  Profile* profile_;
70
71  DISALLOW_COPY_AND_ASSIGN(ExtensionCommandsGlobalRegistry);
72};
73
74}  // namespace extensions
75
76#endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_COMMANDS_GLOBAL_REGISTRY_H_
77