Merge arc/common/settings.mojom into intent_helper.mojom

chrome/browser/chromeos/arc/arc_intent_helper_bridge_impl.cc

 // Copyright 2016 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/arc/arc_intent_helper_bridge_impl.h"
 
+#include "base/json/json_writer.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/ash/multi_user/multi_user_util.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/scoped_tabbed_browser_displayer.h"
 #include "components/arc/common/intent_helper.mojom.h"
 
 namespace arc {
 
 ArcIntentHelperBridgeImpl::ArcIntentHelperBridgeImpl() : binding_(this) {}
 
 ArcIntentHelperBridgeImpl::~ArcIntentHelperBridgeImpl() {
   ArcBridgeService* bridge_service = ArcBridgeService::Get();
   DCHECK(bridge_service);
   bridge_service->RemoveObserver(this);
 }
 
 void ArcIntentHelperBridgeImpl::StartObservingBridgeServiceChanges() {
   ArcBridgeService* bridge_service = ArcBridgeService::Get();
   DCHECK(bridge_service);
   bridge_service->AddObserver(this);
 }
 
+void ArcIntentHelperBridgeImpl::OnStateChanged(ArcBridgeService::State state) {
+  // ArcBridgeService::State::READY is emitted before ArcIntentHelper app is
+  // ready to send broadcasts.  Instead we wait for the IntentHelperInstance
+  // to be ready.
+  if (state == ArcBridgeService::State::STOPPING) {
+    settings_bridge_.reset();
+  }
+}
+
 void ArcIntentHelperBridgeImpl::OnIntentHelperInstanceReady() {
   IntentHelperHostPtr host;
   binding_.Bind(mojo::GetProxy(&host));
   ArcBridgeService* bridge_service = ArcBridgeService::Get();
   bridge_service->intent_helper_instance()->Init(std::move(host));
+  settings_bridge_.reset(new SettingsBridge(this));
 }
 
 void ArcIntentHelperBridgeImpl::OnOpenUrl(const mojo::String& url) {
   GURL gurl(url.get());
   if (!gurl.is_valid())
     return;
 
   chrome::ScopedTabbedBrowserDisplayer displayer(
       ProfileManager::GetActiveUserProfile(), chrome::HOST_DESKTOP_TYPE_ASH);
   chrome::AddSelectedTabWithURL(displayer.browser(), gurl,
                                 ui::PAGE_TRANSITION_LINK);
 
   // Since the ScopedTabbedBrowserDisplayer does not guarantee that the
   // browser will be shown on the active desktop, we ensure the visibility.
   multi_user_util::MoveWindowToCurrentDesktop(
       displayer.browser()->window()->GetNativeWindow());
 }
 
+void ArcIntentHelperBridgeImpl::OnBroadcastNeeded(
+    const std::string& action,
+    const base::DictionaryValue& extras) {
+  ArcBridgeService* bridge_service = ArcBridgeService::Get();
+  if (!bridge_service ||
+      bridge_service->state() != ArcBridgeService::State::READY) {
+    LOG(ERROR) << "Bridge service is not ready.";
+    return;
+  }
+
+  std::string extras_json;
+  bool write_success = base::JSONWriter::Write(extras, &extras_json);
+  DCHECK(write_success);
+  bridge_service->intent_helper_instance()->SendBroadcast(
+      action, "org.chromium.arc.intent_helper",
+      "org.chromium.arc.intent_helper.SettingsReceiver", extras_json);
+}
+
 }  // namespace arc