Update view manager to support content handling.

mojo/examples/nesting_app/nesting_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/basictypes.h"
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/stringprintf.h"
 #include "mojo/examples/window_manager/window_manager.mojom.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_runner_chromium.h"
 #include "mojo/public/cpp/application/interface_factory_impl.h"
 #include "mojo/services/public/cpp/view_manager/view.h"
 #include "mojo/services/public/cpp/view_manager/view_manager.h"
 #include "mojo/services/public/cpp/view_manager/view_manager_client_factory.h"
 #include "mojo/services/public/cpp/view_manager/view_manager_delegate.h"
 #include "mojo/services/public/cpp/view_manager/view_observer.h"
-#include "mojo/services/public/interfaces/navigation/navigation.mojom.h"
 #include "ui/events/event_constants.h"
 #include "url/gurl.h"
 
 namespace mojo {
 namespace examples {
 
 namespace {
 const char kEmbeddedAppURL[] = "mojo:mojo_embedded_app";
 }
 
 class NestingApp;
 
-class NavigatorImpl : public InterfaceImpl<Navigator> {
- public:
-  explicit NavigatorImpl(NestingApp* app) : app_(app) {}
-
- private:
-  virtual void Navigate(
-      uint32 node_id,
-      NavigationDetailsPtr navigation_details,
-      ResponseDetailsPtr response_details) OVERRIDE;
-
-  NestingApp* app_;
-  DISALLOW_COPY_AND_ASSIGN(NavigatorImpl);
-};
-
 // An app that embeds another app.
 // TODO(davemoore): Is this the right name?
 class NestingApp
     : public ApplicationDelegate,
       public ViewManagerDelegate,
       public ViewObserver {
  public:
   NestingApp()
-      : navigator_factory_(this),
-        view_manager_client_factory_(this),
+      : view_manager_client_factory_(this),
         nested_(NULL) {}
   virtual ~NestingApp() {}
 
-  void set_color(const std::string& color) { color_ = color; }
-
-  void NavigateChild() {
-    if (!color_.empty() && nested_) {
-      NavigationDetailsPtr details(NavigationDetails::New());
-      details->request->url =
-          base::StringPrintf("%s/%s", kEmbeddedAppURL, color_.c_str());
-      ResponseDetailsPtr response_details(ResponseDetails::New());
-      navigator_->Navigate(
-          nested_->id(), details.Pass(), response_details.Pass());
-    }
-  }
-
  private:
   // Overridden from ApplicationImpl:
   virtual bool ConfigureIncomingConnection(ApplicationConnection* connection)
       MOJO_OVERRIDE {
     connection->ConnectToService(&window_manager_);
     connection->AddService(&view_manager_client_factory_);
-    connection->AddService(&navigator_factory_);
-    // TODO(davemoore): Is this ok?
-    if (!navigator_) {
-      connection->ConnectToApplication(
-          kEmbeddedAppURL)->ConnectToService(&navigator_);
-    }
     return true;
   }
 
   // Overridden from ViewManagerDelegate:
   virtual void OnEmbed(ViewManager* view_manager,
                        View* root,
                        ServiceProviderImpl* exported_services,
                        scoped_ptr<ServiceProvider> imported_services) OVERRIDE {
     root->AddObserver(this);
     root->SetColor(SK_ColorCYAN);
 
     nested_ = View::Create(view_manager);
     root->AddChild(nested_);
     nested_->SetBounds(gfx::Rect(20, 20, 50, 50));
     nested_->Embed(kEmbeddedAppURL);
-
-    NavigateChild();
   }
   virtual void OnViewManagerDisconnected(ViewManager* view_manager) OVERRIDE {
     base::MessageLoop::current()->Quit();
   }
 
   // Overridden from ViewObserver:
   virtual void OnViewDestroyed(View* view) OVERRIDE {
     // TODO(beng): reap views & child Views.
     nested_ = NULL;
   }
   virtual void OnViewInputEvent(View* view, const EventPtr& event) OVERRIDE {
     if (event->action == EVENT_TYPE_MOUSE_RELEASED)
       window_manager_->CloseWindow(view->id());
   }
 
-  InterfaceFactoryImplWithContext<NavigatorImpl, NestingApp> navigator_factory_;
   ViewManagerClientFactory view_manager_client_factory_;
 
-  std::string color_;
   View* nested_;
-  NavigatorPtr navigator_;
   IWindowManagerPtr window_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(NestingApp);
 };
 
-void NavigatorImpl::Navigate(uint32 node_id,
-                             NavigationDetailsPtr navigation_details,
-                             ResponseDetailsPtr response_details) {
-  GURL url(navigation_details->request->url.To<std::string>());
-  if (!url.is_valid()) {
-    LOG(ERROR) << "URL is invalid.";
-    return;
-  }
-  app_->set_color(url.path().substr(1));
-  app_->NavigateChild();
-}
-
 }  // namespace examples
 }  // namespace mojo
 
 MojoResult MojoMain(MojoHandle shell_handle) {
   mojo::ApplicationRunnerChromium runner(new mojo::examples::NestingApp);
   return runner.Run(shell_handle);
 }