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// Copyright (c) 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.
#include "chrome/browser/extensions/extension_commands_global_registry.h"
#include "base/lazy_instance.h"
#include "chrome/browser/extensions/api/commands/command_service.h"
#include "chrome/browser/extensions/global_shortcut_listener.h"
#include "chrome/browser/profiles/profile.h"
#include "extensions/common/extension.h"
namespace extensions {
ExtensionCommandsGlobalRegistry::ExtensionCommandsGlobalRegistry(
Profile* profile)
: ExtensionKeybindingRegistry(
profile, ExtensionKeybindingRegistry::ALL_EXTENSIONS, NULL),
profile_(profile) {
Init();
}
ExtensionCommandsGlobalRegistry::~ExtensionCommandsGlobalRegistry() {
for (EventTargets::const_iterator iter = event_targets_.begin();
iter != event_targets_.end(); ++iter) {
GlobalShortcutListener::GetInstance()->UnregisterAccelerator(
iter->first, this);
}
}
static base::LazyInstance<
ProfileKeyedAPIFactory<ExtensionCommandsGlobalRegistry> >
g_factory = LAZY_INSTANCE_INITIALIZER;
// static
ProfileKeyedAPIFactory<ExtensionCommandsGlobalRegistry>*
ExtensionCommandsGlobalRegistry::GetFactoryInstance() {
return g_factory.Pointer();
}
// static
ExtensionCommandsGlobalRegistry*
ExtensionCommandsGlobalRegistry::Get(Profile* profile) {
return ProfileKeyedAPIFactory<
ExtensionCommandsGlobalRegistry>::GetForProfile(profile);
}
void ExtensionCommandsGlobalRegistry::AddExtensionKeybinding(
const extensions::Extension* extension,
const std::string& command_name) {
// This object only handles named commands, not browser/page actions.
if (ShouldIgnoreCommand(command_name))
return;
extensions::CommandService* command_service =
extensions::CommandService::Get(profile_);
// Add all the active global keybindings, if any.
extensions::CommandMap commands;
if (!command_service->GetNamedCommands(
extension->id(),
extensions::CommandService::ACTIVE_ONLY,
extensions::CommandService::GLOBAL,
&commands))
return;
extensions::CommandMap::const_iterator iter = commands.begin();
for (; iter != commands.end(); ++iter) {
if (!command_name.empty() && (iter->second.command_name() != command_name))
continue;
const ui::Accelerator& accelerator = iter->second.accelerator();
VLOG(0) << "Adding global keybinding for " << extension->name().c_str()
<< " " << command_name.c_str()
<< " key: " << accelerator.GetShortcutText();
if (event_targets_.find(accelerator) == event_targets_.end()) {
if (!GlobalShortcutListener::GetInstance()->RegisterAccelerator(
accelerator, this))
continue;
}
event_targets_[accelerator].push_back(
std::make_pair(extension->id(), iter->second.command_name()));
// Shortcuts except media keys have only one target in the list. See comment
// about |event_targets_|.
if (!extensions::CommandService::IsMediaKey(accelerator))
DCHECK_EQ(1u, event_targets_[accelerator].size());
}
}
void ExtensionCommandsGlobalRegistry::RemoveExtensionKeybindingImpl(
const ui::Accelerator& accelerator,
const std::string& command_name) {
VLOG(0) << "Removing keybinding for " << command_name.c_str();
GlobalShortcutListener::GetInstance()->UnregisterAccelerator(
accelerator, this);
}
void ExtensionCommandsGlobalRegistry::OnKeyPressed(
const ui::Accelerator& accelerator) {
ExtensionKeybindingRegistry::NotifyEventTargets(accelerator);
}
} // namespace extensions
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