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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/memory/scoped_ptr.h"
      6 #include "mojo/application/application_runner_chromium.h"
      7 #include "mojo/public/c/system/main.h"
      8 #include "mojo/public/cpp/application/application_delegate.h"
      9 #include "mojo/public/cpp/application/service_provider_impl.h"
     10 #include "mojo/services/public/cpp/view_manager/view_manager.h"
     11 #include "mojo/services/public/cpp/view_manager/view_manager_delegate.h"
     12 #include "mojo/services/public/cpp/view_manager/window_manager_delegate.h"
     13 #include "mojo/services/window_manager/window_manager_app.h"
     14 
     15 // ApplicationDelegate implementation file for WindowManager users (e.g.
     16 // core window manager tests) that do not want to provide their own
     17 // ApplicationDelegate::Create().
     18 
     19 namespace mojo {
     20 
     21 class DefaultWindowManager : public ApplicationDelegate,
     22                              public ViewManagerDelegate,
     23                              public WindowManagerDelegate {
     24  public:
     25   DefaultWindowManager()
     26       : window_manager_app_(new WindowManagerApp(this, this)),
     27         view_manager_(NULL),
     28         root_(NULL) {}
     29   virtual ~DefaultWindowManager() {}
     30 
     31  private:
     32   // Overridden from ApplicationDelegate:
     33   virtual void Initialize(ApplicationImpl* impl) MOJO_OVERRIDE {
     34     window_manager_app_->Initialize(impl);
     35   }
     36   virtual bool ConfigureIncomingConnection(
     37       ApplicationConnection* connection) MOJO_OVERRIDE {
     38     window_manager_app_->ConfigureIncomingConnection(connection);
     39     return true;
     40   }
     41 
     42   // Overridden from ViewManagerDelegate:
     43   virtual void OnEmbed(
     44       ViewManager* view_manager,
     45       View* root,
     46       ServiceProviderImpl* exported_services,
     47       scoped_ptr<ServiceProvider> imported_services) MOJO_OVERRIDE {
     48     view_manager_ = view_manager;
     49     root_ = root;
     50     view_manager_->SetWindowManagerDelegate(this);
     51   }
     52   virtual void OnViewManagerDisconnected(
     53       ViewManager* view_manager) MOJO_OVERRIDE {}
     54 
     55   // Overridden from WindowManagerDelegate:
     56   virtual void Embed(
     57       const String& url,
     58       InterfaceRequest<ServiceProvider> service_provider) MOJO_OVERRIDE {
     59     View* view = View::Create(view_manager_);
     60     root_->AddChild(view);
     61     view->Embed(url, scoped_ptr<mojo::ServiceProviderImpl>(
     62         new mojo::ServiceProviderImpl).Pass());
     63   }
     64   virtual void DispatchEvent(EventPtr event) MOJO_OVERRIDE {}
     65 
     66   scoped_ptr<WindowManagerApp> window_manager_app_;
     67 
     68   ViewManager* view_manager_;
     69   View* root_;
     70 
     71   MOJO_DISALLOW_COPY_AND_ASSIGN(DefaultWindowManager);
     72 };
     73 
     74 }  // namespace mojo
     75 
     76 MojoResult MojoMain(MojoHandle shell_handle) {
     77   mojo::ApplicationRunnerChromium runner(new mojo::DefaultWindowManager);
     78   return runner.Run(shell_handle);
     79 }
     80