mandoline/tab/web_view_impl.h

   1 // Copyright 2015 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 MANDOLINE_TAB_WEB_VIEW_IMPL_H_
   6 #define MANDOLINE_TAB_WEB_VIEW_IMPL_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "components/view_manager/public/cpp/view_observer.h"
  11 #include "components/view_manager/public/cpp/view_tree_delegate.h"
  12 #include "mandoline/tab/frame_devtools_agent_delegate.h"
  13 #include "mandoline/tab/frame_tree_delegate.h"
  14 #include "mandoline/tab/public/interfaces/web_view.mojom.h"
  15 #include "third_party/mojo/src/mojo/public/cpp/bindings/strong_binding.h"
  16
  17 namespace mandoline {
  18 class Frame;
  19 class FrameTree;
  20 class HTMLMessageEvent;
  21 }
  22
  23 namespace mojo {
  24 class ApplicationImpl;
  25 }
  26
  27 // TODO(beng): remove once these classes are in the web_view namespace.
  28 using mandoline::Frame;
  29 using mandoline::FrameTree;
  30 using mandoline::HTMLMessageEvent;
  31
  32 namespace web_view {
  33
  34 class FrameDevToolsAgent;
  35
  36 class WebViewImpl : public mojom::WebView,
  37                     public mojo::ViewTreeDelegate,
  38                     public mojo::ViewObserver,
  39                     public mandoline::FrameTreeDelegate,
  40                     public FrameDevToolsAgentDelegate {
  41  public:
  42   WebViewImpl(mojo::ApplicationImpl* app,
  43               mojom::WebViewClientPtr client,
  44               mojo::InterfaceRequest<WebView> request);
  45   ~WebViewImpl() override;
  46
  47  private:
  48   // Overridden from WebView:
  49   void LoadRequest(mojo::URLRequestPtr request) override;
  50   void GetViewTreeClient(
  51       mojo::InterfaceRequest<mojo::ViewTreeClient> view_tree_client)
  52           override;
  53
  54   // Overridden from mojo::ViewTreeDelegate:
  55   void OnEmbed(mojo::View* root) override;
  56   void OnConnectionLost(mojo::ViewTreeConnection* connection) override;
  57
  58   // Overridden from mojo::ViewObserver:
  59   void OnViewBoundsChanged(mojo::View* view,
  60                            const mojo::Rect& old_bounds,
  61                            const mojo::Rect& new_bounds) override;
  62   void OnViewDestroyed(mojo::View* view) override;
  63
  64   // Overridden from mandoline::FrameTreeDelegate:
  65   bool CanPostMessageEventToFrame(const Frame* source,
  66                                   const Frame* target,
  67                                   HTMLMessageEvent* event) override;
  68   void LoadingStateChanged(bool loading) override;
  69   void ProgressChanged(double progress) override;
  70   void NavigateTopLevel(Frame* source, mojo::URLRequestPtr request) override;
  71   bool CanNavigateFrame(
  72       Frame* target,
  73       mojo::URLRequestPtr request,
  74       mandoline::FrameTreeClient** frame_tree_client,
  75       scoped_ptr<mandoline::FrameUserData>* frame_user_data,
  76       mojo::ViewTreeClientPtr* view_tree_client) override;
  77   void DidStartNavigation(Frame* frame) override;
  78
  79   // Overridden from FrameDevToolsAgent::Delegate:
  80   void HandlePageNavigateRequest(const GURL& url) override;
  81
  82   mojo::ApplicationImpl* app_;
  83   mojom::WebViewClientPtr client_;
  84   mojo::StrongBinding<WebView> binding_;
  85   mojo::View* content_;
  86   scoped_ptr<FrameTree> frame_tree_;
  87
  88   mojo::URLRequestPtr pending_request_;
  89
  90   scoped_ptr<FrameDevToolsAgent> devtools_agent_;
  91
  92   DISALLOW_COPY_AND_ASSIGN(WebViewImpl);
  93 };
  94
  95 }  // namespace web_view
  96
  97 #endif  // MANDOLINE_TAB_WEB_VIEW_IMPL_H_