| // Copyright (c) 2012 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/chromeos/extensions/input_method_event_router.h" |
| |
| #include <algorithm> |
| #include <memory> |
| #include <utility> |
| |
| #include "base/json/json_writer.h" |
| #include "base/values.h" |
| #include "chrome/browser/chromeos/extensions/input_method_api.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/common/extensions/api/input_method_private.h" |
| #include "content/public/browser/browser_context.h" |
| #include "extensions/browser/event_router.h" |
| #include "extensions/browser/extension_system.h" |
| |
| namespace OnChanged = extensions::api::input_method_private::OnChanged; |
| |
| namespace chromeos { |
| |
| ExtensionInputMethodEventRouter::ExtensionInputMethodEventRouter( |
| content::BrowserContext* context) |
| : context_(context) { |
| input_method::InputMethodManager::Get()->AddObserver(this); |
| } |
| |
| ExtensionInputMethodEventRouter::~ExtensionInputMethodEventRouter() { |
| input_method::InputMethodManager::Get()->RemoveObserver(this); |
| } |
| |
| void ExtensionInputMethodEventRouter::InputMethodChanged( |
| input_method::InputMethodManager* manager, |
| Profile* profile, |
| bool show_message) { |
| // If an event is recieved from a different profile, e.g. while switching |
| // between multiple profiles, ignore it. |
| if (!profile->IsSameProfile(Profile::FromBrowserContext(context_))) |
| return; |
| |
| extensions::EventRouter* router = extensions::EventRouter::Get(context_); |
| if (!router->HasEventListener(OnChanged::kEventName)) |
| return; |
| |
| std::unique_ptr<base::ListValue> args(new base::ListValue()); |
| args->AppendString( |
| manager->GetActiveIMEState()->GetCurrentInputMethod().id()); |
| |
| // The router will only send the event to extensions that are listening. |
| auto event = std::make_unique<extensions::Event>( |
| extensions::events::INPUT_METHOD_PRIVATE_ON_CHANGED, |
| OnChanged::kEventName, std::move(args), context_); |
| router->BroadcastEvent(std::move(event)); |
| } |
| |
| } // namespace chromeos |