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| 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 #include "chrome/browser/extensions/extension_commands_global_registry.h" |
| 6 |
| 7 #include "base/lazy_instance.h" |
| 8 #include "chrome/browser/chrome_notification_types.h" |
| 9 #include "chrome/browser/extensions/api/commands/command_service.h" |
| 10 #include "chrome/browser/extensions/extension_keybinding_registry.h" |
| 11 #include "chrome/browser/extensions/extension_service.h" |
| 12 #include "chrome/browser/extensions/global_shortcut_listener.h" |
| 13 #include "chrome/browser/profiles/profile.h" |
| 14 #include "chrome/common/extensions/extension.h" |
| 15 |
| 16 namespace extensions { |
| 17 |
| 18 ExtensionCommandsGlobalRegistry::ExtensionCommandsGlobalRegistry( |
| 19 Profile* profile) |
| 20 : ExtensionKeybindingRegistry( |
| 21 profile, ExtensionKeybindingRegistry::ALL_EXTENSIONS, NULL), |
| 22 profile_(profile) { |
| 23 Init(); |
| 24 } |
| 25 |
| 26 ExtensionCommandsGlobalRegistry::~ExtensionCommandsGlobalRegistry() { |
| 27 EventTargets::const_iterator iter; |
| 28 for (iter = event_targets_.begin(); iter != event_targets_.end(); ++iter) { |
| 29 GlobalShortcutListener::GetInstance()->UnregisterAccelerator( |
| 30 iter->first, this); |
| 31 } |
| 32 } |
| 33 |
| 34 static base::LazyInstance< |
| 35 ProfileKeyedAPIFactory<ExtensionCommandsGlobalRegistry> > |
| 36 g_factory = LAZY_INSTANCE_INITIALIZER; |
| 37 |
| 38 // static |
| 39 ProfileKeyedAPIFactory<ExtensionCommandsGlobalRegistry>* |
| 40 ExtensionCommandsGlobalRegistry::GetFactoryInstance() { |
| 41 return &g_factory.Get(); |
| 42 } |
| 43 |
| 44 template<> |
| 45 void ProfileKeyedAPIFactory< |
| 46 ExtensionCommandsGlobalRegistry>::DeclareFactoryDependencies() { |
| 47 DependsOn(ExtensionSystemFactory::GetInstance()); |
| 48 } |
| 49 |
| 50 // static |
| 51 ExtensionCommandsGlobalRegistry* |
| 52 ExtensionCommandsGlobalRegistry::Get(Profile* profile) { |
| 53 return ProfileKeyedAPIFactory< |
| 54 ExtensionCommandsGlobalRegistry>::GetForProfile(profile); |
| 55 } |
| 56 |
| 57 |
| 58 void ExtensionCommandsGlobalRegistry::AddExtensionKeybinding( |
| 59 const extensions::Extension* extension, |
| 60 const std::string& command_name) { |
| 61 // This object only handles named commands, not browser/page actions. |
| 62 if (ShouldIgnoreCommand(command_name)) |
| 63 return; |
| 64 |
| 65 extensions::CommandService* command_service = |
| 66 extensions::CommandService::Get(profile_); |
| 67 // Add all the active keybindings (except page actions and browser actions, |
| 68 // which are handled elsewhere). |
| 69 extensions::CommandMap commands; |
| 70 if (!command_service->GetNamedCommands( |
| 71 extension->id(), |
| 72 extensions::CommandService::ACTIVE_ONLY, |
| 73 extensions::CommandService::GLOBAL, |
| 74 &commands)) |
| 75 return; |
| 76 |
| 77 extensions::CommandMap::const_iterator iter = commands.begin(); |
| 78 for (; iter != commands.end(); ++iter) { |
| 79 if (!command_name.empty() && (iter->second.command_name() != command_name)) |
| 80 continue; |
| 81 |
| 82 LOG(ERROR) << "Adding global keybinding for " << extension->name().c_str() |
| 83 << " " << command_name.c_str() |
| 84 << " key: " << iter->second.accelerator().GetShortcutText(); |
| 85 |
| 86 event_targets_[iter->second.accelerator()] = |
| 87 std::make_pair(extension->id(), iter->second.command_name()); |
| 88 |
| 89 GlobalShortcutListener::GetInstance()->RegisterAccelerator( |
| 90 iter->second.accelerator(), this); |
| 91 } |
| 92 } |
| 93 |
| 94 void ExtensionCommandsGlobalRegistry::RemoveExtensionKeybinding( |
| 95 const extensions::Extension* extension, |
| 96 const std::string& command_name) { |
| 97 // This object only handles named commands, not browser/page actions. |
| 98 if (ShouldIgnoreCommand(command_name)) |
| 99 return; |
| 100 |
| 101 EventTargets::iterator iter = event_targets_.begin(); |
| 102 while (iter != event_targets_.end()) { |
| 103 if (iter->second.first != extension->id() || |
| 104 (!command_name.empty() && (iter->second.second != command_name))) { |
| 105 ++iter; |
| 106 continue; // Not the extension or command we asked for. |
| 107 } |
| 108 |
| 109 LOG(ERROR) << "Removing keybinding for " << extension->name().c_str() |
| 110 << " " << command_name.c_str(); |
| 111 |
| 112 GlobalShortcutListener::GetInstance()->UnregisterAccelerator( |
| 113 iter->first, this); |
| 114 |
| 115 EventTargets::iterator old = iter++; |
| 116 event_targets_.erase(old); |
| 117 |
| 118 // If a specific command_name was requested, it has now been deleted so |
| 119 // no further work is required. |
| 120 if (!command_name.empty()) |
| 121 break; |
| 122 } |
| 123 } |
| 124 |
| 125 void ExtensionCommandsGlobalRegistry::OnKeyPressed( |
| 126 const ui::Accelerator& accelerator) { |
| 127 EventTargets::iterator it = event_targets_.find(accelerator); |
| 128 if (it == event_targets_.end()) { |
| 129 NOTREACHED(); // Shouldn't get this event for something not registered. |
| 130 return; |
| 131 } |
| 132 |
| 133 CommandExecuted(it->second.first, it->second.second); |
| 134 } |
| 135 |
| 136 } // namespace extensions |
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