mojo/services/html_viewer/html_document_view.h

   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 #ifndef MOJO_SERVICES_HTML_VIEWER_HTML_DOCUMENT_VIEW_H_
   6 #define MOJO_SERVICES_HTML_VIEWER_HTML_DOCUMENT_VIEW_H_
   7
   8 #include <set>
   9
  10 #include "base/macros.h"
  11 #include "mojo/public/cpp/application/interface_factory.h"
  12 #include "mojo/public/cpp/application/lazy_interface_ptr.h"
  13 #include "mojo/public/cpp/application/service_provider_impl.h"
  14 #include "mojo/public/cpp/bindings/interface_impl.h"
  15 #include "mojo/public/interfaces/application/application.mojom.h"
  16 #include "mojo/services/html_viewer/ax_provider_impl.h"
  17 #include "mojo/services/public/cpp/view_manager/view_manager_client_factory.h"
  18 #include "mojo/services/public/cpp/view_manager/view_manager_delegate.h"
  19 #include "mojo/services/public/cpp/view_manager/view_observer.h"
  20 #include "mojo/services/public/interfaces/content_handler/content_handler.mojom.h"
  21 #include "mojo/services/public/interfaces/navigation/navigation.mojom.h"
  22 #include "mojo/services/public/interfaces/network/url_loader.mojom.h"
  23 #include "third_party/WebKit/public/web/WebFrameClient.h"
  24 #include "third_party/WebKit/public/web/WebViewClient.h"
  25
  26 namespace base {
  27 class MessageLoopProxy;
  28 }
  29
  30 namespace mojo {
  31
  32 class AxProviderImpl;
  33 class WebMediaPlayerFactory;
  34 class ViewManager;
  35 class View;
  36 class WebLayerTreeViewImpl;
  37
  38 // A view for a single HTML document.
  39 class HTMLDocumentView : public mojo::InterfaceImpl<mojo::Application>,
  40                          public blink::WebViewClient,
  41                          public blink::WebFrameClient,
  42                          public ViewManagerDelegate,
  43                          public ViewObserver,
  44                          public InterfaceFactory<AxProvider> {
  45  public:
  46   // Load a new HTMLDocument with |response|.
  47   //
  48   // |service_provider_request| should be used to implement a
  49   // ServiceProvider which exposes services to the connecting application.
  50   // Commonly, the connecting application is the ViewManager and it will
  51   // request ViewManagerClient.
  52   //
  53   // |shell| is the Shell connection for this mojo::Application.
  54   HTMLDocumentView(URLResponsePtr response,
  55                    ShellPtr shell,
  56                    scoped_refptr<base::MessageLoopProxy> compositor_thread,
  57                    WebMediaPlayerFactory* web_media_player_factory);
  58   virtual ~HTMLDocumentView();
  59
  60  private:
  61   // Application methods:
  62   void AcceptConnection(const String& requestor_url,
  63                         ServiceProviderPtr provider) override;
  64   void Initialize(Array<String> args) override;
  65
  66   // WebViewClient methods:
  67   virtual blink::WebStorageNamespace* createSessionStorageNamespace();
  68
  69   // WebWidgetClient methods:
  70   virtual void initializeLayerTreeView();
  71   virtual blink::WebLayerTreeView* layerTreeView();
  72
  73   // WebFrameClient methods:
  74   virtual blink::WebMediaPlayer* createMediaPlayer(
  75       blink::WebLocalFrame* frame,
  76       const blink::WebURL& url,
  77       blink::WebMediaPlayerClient* client);
  78   virtual blink::WebMediaPlayer* createMediaPlayer(
  79       blink::WebLocalFrame* frame,
  80       const blink::WebURL& url,
  81       blink::WebMediaPlayerClient* client,
  82       blink::WebContentDecryptionModule* initial_cdm);
  83   virtual blink::WebFrame* createChildFrame(blink::WebLocalFrame* parent,
  84                                             const blink::WebString& frameName);
  85   virtual void frameDetached(blink::WebFrame*);
  86   virtual blink::WebCookieJar* cookieJar(blink::WebLocalFrame* frame);
  87   virtual blink::WebNavigationPolicy decidePolicyForNavigation(
  88       blink::WebLocalFrame* frame, blink::WebDataSource::ExtraData* data,
  89       const blink::WebURLRequest& request, blink::WebNavigationType nav_type,
  90       blink::WebNavigationPolicy default_policy, bool isRedirect);
  91   virtual void didAddMessageToConsole(
  92       const blink::WebConsoleMessage& message,
  93       const blink::WebString& source_name,
  94       unsigned source_line,
  95       const blink::WebString& stack_trace);
  96   virtual void didNavigateWithinPage(
  97       blink::WebLocalFrame* frame,
  98       const blink::WebHistoryItem& history_item,
  99       blink::WebHistoryCommitType commit_type);
 100
 101   // ViewManagerDelegate methods:
 102   void OnEmbed(ViewManager* view_manager,
 103                View* root,
 104                ServiceProviderImpl* embedee_service_provider_impl,
 105                scoped_ptr<ServiceProvider> embedder_service_provider) override;
 106   void OnViewManagerDisconnected(ViewManager* view_manager) override;
 107
 108   // ViewObserver methods:
 109   void OnViewBoundsChanged(View* view,
 110                            const Rect& old_bounds,
 111                            const Rect& new_bounds) override;
 112   void OnViewDestroyed(View* view) override;
 113   void OnViewInputEvent(View* view, const EventPtr& event) override;
 114
 115   // InterfaceFactory<AxProvider>
 116   void Create(ApplicationConnection* connection,
 117               InterfaceRequest<AxProvider> request) override;
 118
 119   void Load(URLResponsePtr response);
 120
 121   URLResponsePtr response_;
 122   ServiceProviderImpl exported_services_;
 123   scoped_ptr<ServiceProvider> embedder_service_provider_;
 124   ShellPtr shell_;
 125   LazyInterfacePtr<NavigatorHost> navigator_host_;
 126   blink::WebView* web_view_;
 127   View* root_;
 128   ViewManagerClientFactory view_manager_client_factory_;
 129   scoped_ptr<WebLayerTreeViewImpl> web_layer_tree_view_impl_;
 130   scoped_refptr<base::MessageLoopProxy> compositor_thread_;
 131   WebMediaPlayerFactory* web_media_player_factory_;
 132
 133   // HTMLDocumentView owns these pointers.
 134   std::set<AxProviderImpl*> ax_provider_impls_;
 135
 136   DISALLOW_COPY_AND_ASSIGN(HTMLDocumentView);
 137 };
 138
 139 }  // namespace mojo
 140
 141 #endif  // MOJO_SERVICES_HTML_VIEWER_HTML_DOCUMENT_VIEW_H_