Revert "Delete the ViewManager and WindowManager services."

examples/embedded_app/embedded_app.cc

+// Copyright 2014 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 "base/bind.h"
+#include "base/logging.h"
+#include "base/macros.h"
+#include "base/message_loop/message_loop.h"
+#include "base/strings/string_number_conversions.h"
+#include "examples/bitmap_uploader/bitmap_uploader.h"
+#include "mojo/application/application_runner_chromium.h"
+#include "mojo/public/c/system/main.h"
+#include "mojo/public/cpp/application/application_connection.h"
+#include "mojo/public/cpp/application/application_delegate.h"
+#include "mojo/public/cpp/application/application_impl.h"
+#include "mojo/public/cpp/application/connect.h"
+#include "mojo/public/cpp/application/interface_factory_impl.h"
+#include "mojo/services/navigation/interfaces/navigation.mojom.h"
+#include "mojo/services/view_manager/cpp/view.h"
+#include "mojo/services/view_manager/cpp/view_manager.h"
+#include "mojo/services/view_manager/cpp/view_manager_client_factory.h"
+#include "mojo/services/view_manager/cpp/view_manager_delegate.h"
+#include "mojo/services/view_manager/cpp/view_observer.h"
+#include "third_party/skia/include/core/SkColor.h"
+#include "url/gurl.h"
+#include "url/url_util.h"
+
+namespace mojo {
+namespace examples {
+
+const SkColor kColors[] = {SK_ColorYELLOW, SK_ColorRED, SK_ColorGREEN,
+                           SK_ColorMAGENTA};
+
+struct Window {
+  Window(View* root, ServiceProviderPtr embedder_service_provider, Shell* shell)
+      : root(root),
+        embedder_service_provider(embedder_service_provider.Pass()),
+        bitmap_uploader(root) {
+    bitmap_uploader.Init(shell);
+  }
+
+  View* root;
+  ServiceProviderPtr embedder_service_provider;
+  BitmapUploader bitmap_uploader;
+};
+
+class EmbeddedApp
+    : public ApplicationDelegate,
+      public ViewManagerDelegate,
+      public ViewObserver {
+ public:
+  EmbeddedApp() : shell_(nullptr) { url::AddStandardScheme("mojo"); }
+  ~EmbeddedApp() override {}
+
+ private:
+
+  // Overridden from ApplicationDelegate:
+  void Initialize(ApplicationImpl* app) override {
+    shell_ = app->shell();
+    view_manager_client_factory_.reset(
+        new ViewManagerClientFactory(app->shell(), this));
+  }
+
+  bool ConfigureIncomingConnection(ApplicationConnection* connection) override {
+    connection->AddService(view_manager_client_factory_.get());
+    return true;
+  }
+
+  // Overridden from ViewManagerDelegate:
+  void OnEmbed(View* root,
+               InterfaceRequest<ServiceProvider> services,
+               ServiceProviderPtr exposed_services) override {
+    root->AddObserver(this);
+    Window* window = new Window(root, exposed_services.Pass(), shell_);
+    windows_[root->id()] = window;
+    window->bitmap_uploader.SetColor(
+        kColors[next_color_++ % arraysize(kColors)]);
+  }
+  void OnViewManagerDisconnected(ViewManager* view_manager) override {
+    base::MessageLoop::current()->Quit();
+  }
+
+  // Overridden from ViewObserver:
+  void OnViewDestroyed(View* view) override {
+    DCHECK(windows_.find(view->id()) != windows_.end());
+    windows_.erase(view->id());
+  }
+  void OnViewInputEvent(View* view, const EventPtr& event) override {
+    if (event->action == EventType::POINTER_UP &&
+        (static_cast<uint32_t>(event->flags) &
+         static_cast<uint32_t>(EventFlags::LEFT_MOUSE_BUTTON))) {
+      URLRequestPtr request(URLRequest::New());
+      request->url = "http://www.aaronboodman.com/z_dropbox/test.html";
+      NavigatorHostPtr navigator_host;
+      ConnectToService(windows_[view->id()]->embedder_service_provider.get(),
+                       &navigator_host);
+      navigator_host->RequestNavigate(Target::SOURCE_NODE, request.Pass());
+    }
+  }
+
+  Shell* shell_;
+  scoped_ptr<ViewManagerClientFactory> view_manager_client_factory_;
+
+  typedef std::map<Id, Window*> WindowMap;
+  WindowMap windows_;
+
+  int next_color_;
+
+  DISALLOW_COPY_AND_ASSIGN(EmbeddedApp);
+};
+
+}  // namespace examples
+}  // namespace mojo
+
+MojoResult MojoMain(MojoHandle application_request) {
+  mojo::ApplicationRunnerChromium runner(new mojo::examples::EmbeddedApp);
+  return runner.Run(application_request);
+}