content/browser/permissions/permission_service_context.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 CONTENT_BROWSER_PERMISSIONS_PERMISSION_SERVICE_CONTEXT_H_
   6 #define CONTENT_BROWSER_PERMISSIONS_PERMISSION_SERVICE_CONTEXT_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/scoped_vector.h"
  10 #include "content/public/browser/web_contents_observer.h"
  11 #include "third_party/mojo/src/mojo/public/cpp/bindings/interface_request.h"
  12
  13 namespace content {
  14
  15 class PermissionService;
  16 class PermissionServiceImpl;
  17 class RenderFrameHost;
  18 class RenderProcessHost;
  19
  20 // Provides information to a PermissionService. It is used by the
  21 // PermissionService to handle request permission UI.
  22 // There is one PermissionServiceContext per RenderFrameHost/RenderProcessHost
  23 // which owns it. It then owns all PermissionService associated to their owner.
  24 class PermissionServiceContext : public WebContentsObserver {
  25  public:
  26   explicit PermissionServiceContext(RenderFrameHost* render_frame_host);
  27   explicit PermissionServiceContext(RenderProcessHost* render_process_host);
  28   ~PermissionServiceContext() override;
  29
  30   void CreateService(mojo::InterfaceRequest<PermissionService> request);
  31
  32   // Called by a PermissionService identified as |service| when it has a
  33   // connection error in order to get unregistered and killed.
  34   void ServiceHadConnectionError(PermissionServiceImpl* service);
  35
  36   BrowserContext* GetBrowserContext() const;
  37   GURL GetEmbeddingOrigin() const;
  38
  39   RenderFrameHost* render_frame_host() const;
  40
  41  private:
  42   // WebContentsObserver
  43   void RenderFrameDeleted(RenderFrameHost* render_frame_host) override;
  44   void RenderFrameHostChanged(RenderFrameHost* old_host,
  45                               RenderFrameHost* new_host) override;
  46   void DidNavigateAnyFrame(RenderFrameHost* render_frame_host,
  47                            const LoadCommittedDetails& details,
  48                            const FrameNavigateParams& params) override;
  49
  50   void CancelPendingOperations(RenderFrameHost*) const;
  51
  52   RenderFrameHost* render_frame_host_;
  53   RenderProcessHost* render_process_host_;
  54   ScopedVector<PermissionServiceImpl> services_;
  55
  56   DISALLOW_COPY_AND_ASSIGN(PermissionServiceContext);
  57 };
  58
  59 }  // namespace content
  60
  61 #endif  // CONTENT_BROWSER_PERMISSIONS_PERMISSION_SERVICE_CONTEXT_H_