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