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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "base/basictypes.h"
      6 #include "base/bind.h"
      7 #include "base/logging.h"
      8 #include "base/message_loop/message_loop.h"
      9 #include "base/strings/string_number_conversions.h"
     10 #include "mojo/application/application_runner_chromium.h"
     11 #include "mojo/public/c/system/main.h"
     12 #include "mojo/public/cpp/application/application_connection.h"
     13 #include "mojo/public/cpp/application/application_delegate.h"
     14 #include "mojo/public/cpp/application/application_impl.h"
     15 #include "mojo/public/cpp/application/connect.h"
     16 #include "mojo/public/cpp/application/interface_factory_impl.h"
     17 #include "mojo/services/public/cpp/view_manager/view.h"
     18 #include "mojo/services/public/cpp/view_manager/view_manager.h"
     19 #include "mojo/services/public/cpp/view_manager/view_manager_client_factory.h"
     20 #include "mojo/services/public/cpp/view_manager/view_manager_delegate.h"
     21 #include "mojo/services/public/cpp/view_manager/view_observer.h"
     22 #include "mojo/services/public/interfaces/navigation/navigation.mojom.h"
     23 #include "ui/events/event_constants.h"
     24 #include "url/gurl.h"
     25 #include "url/url_util.h"
     26 
     27 namespace mojo {
     28 namespace examples {
     29 
     30 const SkColor kColors[] = {SK_ColorYELLOW, SK_ColorRED, SK_ColorGREEN,
     31                            SK_ColorMAGENTA};
     32 
     33 struct Window {
     34   Window(View* root, scoped_ptr<ServiceProvider> embedder_service_provider)
     35       : root(root),
     36         embedder_service_provider(embedder_service_provider.Pass()) {}
     37   View* root;
     38   scoped_ptr<ServiceProvider> embedder_service_provider;
     39 };
     40 
     41 class EmbeddedApp
     42     : public ApplicationDelegate,
     43       public ViewManagerDelegate,
     44       public ViewObserver {
     45  public:
     46   EmbeddedApp() { url::AddStandardScheme("mojo"); }
     47   virtual ~EmbeddedApp() {}
     48 
     49  private:
     50 
     51   // Overridden from ApplicationDelegate:
     52   virtual void Initialize(ApplicationImpl* app) MOJO_OVERRIDE {
     53     view_manager_client_factory_.reset(
     54         new ViewManagerClientFactory(app->shell(), this));
     55   }
     56 
     57   virtual bool ConfigureIncomingConnection(ApplicationConnection* connection)
     58       MOJO_OVERRIDE {
     59     connection->AddService(view_manager_client_factory_.get());
     60     return true;
     61   }
     62 
     63   // Overridden from ViewManagerDelegate:
     64   virtual void OnEmbed(ViewManager* view_manager,
     65                        View* root,
     66                        ServiceProviderImpl* exported_services,
     67                        scoped_ptr<ServiceProvider> imported_services) OVERRIDE {
     68     root->AddObserver(this);
     69     windows_[root->id()] = new Window(root, imported_services.Pass());
     70     root->SetColor(kColors[next_color_++ % arraysize(kColors)]);
     71   }
     72   virtual void OnViewManagerDisconnected(ViewManager* view_manager) OVERRIDE {
     73     base::MessageLoop::current()->Quit();
     74   }
     75 
     76   // Overridden from ViewObserver:
     77   virtual void OnViewDestroyed(View* view) OVERRIDE {
     78     DCHECK(windows_.find(view->id()) != windows_.end());
     79     windows_.erase(view->id());
     80   }
     81   virtual void OnViewInputEvent(View* view, const EventPtr& event) OVERRIDE {
     82     if (event->action == EVENT_TYPE_MOUSE_RELEASED) {
     83       if (event->flags & EVENT_FLAGS_LEFT_MOUSE_BUTTON) {
     84         URLRequestPtr request(URLRequest::New());
     85         request->url = "http://www.aaronboodman.com/z_dropbox/test.html";
     86         NavigatorHostPtr navigator_host;
     87         ConnectToService(windows_[view->id()]->embedder_service_provider.get(),
     88                          &navigator_host);
     89         navigator_host->RequestNavigate(TARGET_SOURCE_NODE, request.Pass());
     90       }
     91     }
     92   }
     93 
     94   scoped_ptr<ViewManagerClientFactory> view_manager_client_factory_;
     95 
     96   typedef std::map<Id, Window*> WindowMap;
     97   WindowMap windows_;
     98 
     99   int next_color_;
    100 
    101   DISALLOW_COPY_AND_ASSIGN(EmbeddedApp);
    102 };
    103 
    104 }  // namespace examples
    105 }  // namespace mojo
    106 
    107 MojoResult MojoMain(MojoHandle shell_handle) {
    108   mojo::ApplicationRunnerChromium runner(new mojo::examples::EmbeddedApp);
    109   return runner.Run(shell_handle);
    110 }
    111