Adds MUSViewsInit

components/mus/example/common/mus_views_init.cc

+// Copyright 2015 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 "components/mus/example/common/mus_views_init.h"
+
+#include "components/mus/example/wm/wm.mojom.h"
+#include "components/mus/public/cpp/view_tree_connection.h"
+#include "components/mus/public/interfaces/view_tree.mojom.h"
+#include "mandoline/ui/aura/aura_init.h"
+#include "mandoline/ui/aura/native_widget_view_manager.h"
+#include "mojo/application/public/cpp/application_connection.h"
+#include "mojo/application/public/cpp/application_impl.h"
+
+MUSViewsInit::MUSViewsInit(mojo::ApplicationImpl* app) : app_(app) {}
+
+MUSViewsInit::~MUSViewsInit() {}
+
+mus::View* MUSViewsInit::CreateWindow() {
+  mojom::WMPtr wm;
+  mojo::URLRequestPtr request(mojo::URLRequest::New());
+  request->url = "mojo:example_wm";
+  app_->ConnectToService(request.Pass(), &wm);
+  mojo::ViewTreeClientPtr view_tree_client;
+  mojo::InterfaceRequest<mojo::ViewTreeClient> view_tree_client_request =
+      GetProxy(&view_tree_client);
+  wm->OpenWindow(view_tree_client.Pass());
+  mus::ViewTreeConnection* view_tree_connection =
+      mus::ViewTreeConnection::Create(
+          this, view_tree_client_request.Pass(),
+          mus::ViewTreeConnection::CreateType::WAIT_FOR_EMBED);
+  DCHECK(view_tree_connection->GetRoot());
+  return view_tree_connection->GetRoot();
+}
+
+views::NativeWidget* MUSViewsInit::CreateNativeWidget(
+    views::internal::NativeWidgetDelegate* delegate) {
+  return new mandoline::NativeWidgetViewManager(delegate, app_->shell(),
+                                                CreateWindow());
+}
+
+void MUSViewsInit::OnBeforeWidgetInit(
+    views::Widget::InitParams* params,
+    views::internal::NativeWidgetDelegate* delegate) {}
+
+void MUSViewsInit::OnEmbed(mus::View* root) {
+  if (!aura_init_) {
+    aura_init_.reset(
+        new mandoline::AuraInit(root, app_->shell(), "example_resources.pak"));
+  }
+}
+
+void MUSViewsInit::OnConnectionLost(mus::ViewTreeConnection* connection) {}
+
+#if defined(OS_WIN)
+HICON MUSViewsInit::GetSmallWindowIcon() const {
+  return nullptr;
+}
+#endif