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mojo/services/window_manager/main.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/memory/scoped_ptr.h"
+#include "mojo/application/application_runner_chromium.h"
+#include "mojo/common/tracing_impl.h"
+#include "mojo/public/c/system/main.h"
+#include "mojo/public/cpp/application/application_delegate.h"
+#include "mojo/public/cpp/application/service_provider_impl.h"
+#include "mojo/services/window_manager/basic_focus_rules.h"
+#include "mojo/services/window_manager/window_manager_app.h"
+#include "mojo/services/window_manager/window_manager_delegate.h"
+#include "third_party/mojo_services/src/view_manager/public/cpp/view_manager.h"
+#include "third_party/mojo_services/src/view_manager/public/cpp/view_manager_delegate.h"
+
+// ApplicationDelegate implementation file for WindowManager users (e.g.
+// core window manager tests) that do not want to provide their own
+// ApplicationDelegate::Create().
+
+using mojo::View;
+using mojo::ViewManager;
+
+namespace window_manager {
+
+class DefaultWindowManager : public mojo::ApplicationDelegate,
+                             public mojo::ViewManagerDelegate,
+                             public WindowManagerDelegate {
+ public:
+  DefaultWindowManager()
+      : window_manager_app_(new WindowManagerApp(this, this)),
+        root_(nullptr),
+        window_offset_(10) {
+  }
+  ~DefaultWindowManager() override {}
+
+ private:
+  // Overridden from mojo::ApplicationDelegate:
+  void Initialize(mojo::ApplicationImpl* impl) override {
+    window_manager_app_->Initialize(impl);
+    tracing_.Initialize(impl);
+  }
+  bool ConfigureIncomingConnection(
+      mojo::ApplicationConnection* connection) override {
+    window_manager_app_->ConfigureIncomingConnection(connection);
+    return true;
+  }
+
+  // Overridden from ViewManagerDelegate:
+  void OnEmbed(View* root,
+               mojo::InterfaceRequest<mojo::ServiceProvider> services,
+               mojo::ServiceProviderPtr exposed_services) override {
+    root_ = root;
+    window_manager_app_->InitFocus(
+        make_scoped_ptr(new window_manager::BasicFocusRules(root_)));
+  }
+  void OnViewManagerDisconnected(ViewManager* view_manager) override {}
+
+  // Overridden from WindowManagerDelegate:
+  void Embed(const mojo::String& url,
+             mojo::InterfaceRequest<mojo::ServiceProvider> services,
+             mojo::ServiceProviderPtr exposed_services) override {
+    DCHECK(root_);
+    View* view = root_->view_manager()->CreateView();
+    root_->AddChild(view);
+
+    mojo::Rect rect;
+    rect.x = rect.y = window_offset_;
+    rect.width = rect.height = 100;
+    view->SetBounds(rect);
+    window_offset_ += 10;
+
+    view->SetVisible(true);
+    view->Embed(url, services.Pass(), exposed_services.Pass());
+  }
+
+  scoped_ptr<WindowManagerApp> window_manager_app_;
+
+  View* root_;
+  int window_offset_;
+  mojo::TracingImpl tracing_;
+
+  MOJO_DISALLOW_COPY_AND_ASSIGN(DefaultWindowManager);
+};
+
+}  // namespace window_manager
+
+MojoResult MojoMain(MojoHandle shell_handle) {
+  mojo::ApplicationRunnerChromium runner(
+      new window_manager::DefaultWindowManager);
+  return runner.Run(shell_handle);
+}