extensions/browser/guest_view/surface_worker/surface_worker_guest.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 EXTENSIONS_BROWSER_GUEST_VIEW_SURFACE_WORKER_SURFACE_WORKER_GUEST_H_
   6 #define EXTENSIONS_BROWSER_GUEST_VIEW_SURFACE_WORKER_SURFACE_WORKER_GUEST_H_
   7
   8 #include "components/guest_view/browser/guest_view.h"
   9
  10 namespace extensions {
  11 class Extension;
  12 class ExtensionHost;
  13
  14 // An SurfaceWorkerGuest provides the browser-side implementation of the
  15 // prototype <wtframe> API.
  16 class SurfaceWorkerGuest : public guest_view::GuestView<SurfaceWorkerGuest> {
  17  public:
  18   static const char Type[];
  19
  20   static guest_view::GuestViewBase* Create(
  21       content::WebContents* owner_web_contents);
  22
  23   // content::WebContentsDelegate implementation.
  24   bool HandleContextMenu(const content::ContextMenuParams& params) override;
  25
  26   // GuestViewBase implementation.
  27   const char* GetAPINamespace() const override;
  28   int GetTaskPrefix() const override;
  29   void CreateWebContents(const base::DictionaryValue& create_params,
  30                          const WebContentsCreatedCallback& callback) override;
  31   void DidAttachToEmbedder() override;
  32
  33  private:
  34   explicit SurfaceWorkerGuest(content::WebContents* owner_web_contents);
  35
  36   ~SurfaceWorkerGuest() override;
  37
  38   GURL url_;
  39
  40   // This is used to ensure pending tasks will not fire after this object is
  41   // destroyed.
  42   base::WeakPtrFactory<SurfaceWorkerGuest> weak_ptr_factory_;
  43
  44   DISALLOW_COPY_AND_ASSIGN(SurfaceWorkerGuest);
  45 };
  46
  47 }  // namespace extensions
  48
  49 #endif  // EXTENSIONS_BROWSER_GUEST_VIEW_SURFACE_WORKER_SURFACE_WORKER_GUEST_H_