src/chrome/renderer/pepper/pepper_extensions_common_host.h

   1 // Copyright (c) 2013 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 CHROME_RENDERER_PEPPER_PEPPER_EXTENSIONS_COMMON_HOST_H_
   6 #define CHROME_RENDERER_PEPPER_PEPPER_EXTENSIONS_COMMON_HOST_H_
   7
   8 #include <map>
   9 #include <string>
  10
  11 #include "base/basictypes.h"
  12 #include "base/bind.h"
  13 #include "base/compiler_specific.h"
  14 #include "base/memory/linked_ptr.h"
  15 #include "base/memory/weak_ptr.h"
  16 #include "chrome/renderer/extensions/pepper_request_proxy.h"
  17 #include "ppapi/host/resource_host.h"
  18
  19 namespace base {
  20 class ListValue;
  21 }
  22
  23 namespace content {
  24 class RendererPpapiHost;
  25 }
  26
  27 namespace ppapi {
  28 namespace host {
  29 struct ReplyMessageContext;
  30 }
  31 }
  32
  33 namespace extensions {
  34 class Dispatcher;
  35 }
  36
  37 class PepperExtensionsCommonHost : public ppapi::host::ResourceHost {
  38  public:
  39   virtual ~PepperExtensionsCommonHost();
  40
  41   static PepperExtensionsCommonHost* Create(content::RendererPpapiHost* host,
  42                                             PP_Instance instance,
  43                                             PP_Resource resource);
  44
  45   // ppapi::host::ResourceMessageHandler overrides.
  46   virtual int32_t OnResourceMessageReceived(
  47       const IPC::Message& msg,
  48       ppapi::host::HostMessageContext* context) OVERRIDE;
  49
  50  private:
  51   PepperExtensionsCommonHost(
  52       content::RendererPpapiHost* host,
  53       PP_Instance instance,
  54       PP_Resource resource,
  55       extensions::PepperRequestProxy* pepper_request_proxy);
  56
  57   int32_t OnPost(ppapi::host::HostMessageContext* context,
  58                  const std::string& request_name,
  59                  const base::ListValue& args);
  60
  61   int32_t OnCall(ppapi::host::HostMessageContext* context,
  62                  const std::string& request_name,
  63                  const base::ListValue& args);
  64
  65   void OnResponseReceived(ppapi::host::ReplyMessageContext reply_context,
  66                           bool success,
  67                           const base::ListValue& response,
  68                           const std::string& error);
  69
  70   // Non-owning pointer.
  71   content::RendererPpapiHost* renderer_ppapi_host_;
  72   // Non-owning pointer.
  73   extensions::PepperRequestProxy* pepper_request_proxy_;
  74
  75   base::WeakPtrFactory<PepperExtensionsCommonHost> weak_factory_;
  76
  77   DISALLOW_COPY_AND_ASSIGN(PepperExtensionsCommonHost);
  78 };
  79
  80 #endif  // CHROME_RENDERER_PEPPER_PEPPER_EXTENSIONS_COMMON_HOST_H_