ppapi/proxy/ppb_file_chooser_proxy.h

   1 // Copyright (c) 2012 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 PPAPI_PROXY_PPB_FILE_CHOOSER_PROXY_H_
   6 #define PPAPI_PROXY_PPB_FILE_CHOOSER_PROXY_H_
   7
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/basictypes.h"
  12 #include "ppapi/c/pp_instance.h"
  13 #include "ppapi/proxy/interface_proxy.h"
  14 #include "ppapi/proxy/proxy_array_output.h"
  15 #include "ppapi/proxy/proxy_non_thread_safe_ref_count.h"
  16 #include "ppapi/proxy/serialized_var.h"
  17 #include "ppapi/thunk/ppb_file_chooser_api.h"
  18 #include "ppapi/cpp/output_traits.h"
  19 #include "ppapi/utility/completion_callback_factory.h"
  20
  21 namespace ppapi {
  22
  23 class HostResource;
  24 struct PPB_FileRef_CreateInfo;
  25
  26 namespace proxy {
  27
  28 class PPB_FileChooser_Proxy : public InterfaceProxy {
  29  public:
  30   explicit PPB_FileChooser_Proxy(Dispatcher* dispatcher);
  31   virtual ~PPB_FileChooser_Proxy();
  32
  33   static PP_Resource CreateProxyResource(
  34       PP_Instance instance,
  35       PP_FileChooserMode_Dev mode,
  36       const char* accept_types);
  37
  38   // InterfaceProxy implementation.
  39   virtual bool OnMessageReceived(const IPC::Message& msg);
  40
  41   static const ApiID kApiID = API_ID_PPB_FILE_CHOOSER;
  42
  43  private:
  44   // Plugin -> host message handlers.
  45   void OnMsgCreate(PP_Instance instance,
  46                    int mode,
  47                    std::string accept_types,
  48                    ppapi::HostResource* result);
  49   void OnMsgShow(const ppapi::HostResource& chooser,
  50                  PP_Bool save_as,
  51                  SerializedVarReceiveInput suggested_file_name,
  52                  bool require_user_gesture);
  53
  54   // Host -> plugin message handlers.
  55   void OnMsgChooseComplete(
  56       const ppapi::HostResource& chooser,
  57       int32_t result_code,
  58       const std::vector<PPB_FileRef_CreateInfo>& chosen_files);
  59
  60   // Called when the show is complete in the host. This will notify the plugin
  61   // via IPC and OnMsgChooseComplete will be called there.
  62   void OnShowCallback(
  63       int32_t result,
  64       scoped_refptr<RefCountedArrayOutputAdapter<PP_Resource> > output,
  65       HostResource chooser);
  66
  67   pp::CompletionCallbackFactory<PPB_FileChooser_Proxy,
  68                                 ProxyNonThreadSafeRefCount> callback_factory_;
  69
  70   DISALLOW_COPY_AND_ASSIGN(PPB_FileChooser_Proxy);
  71 };
  72
  73 }  // namespace proxy
  74 }  // namespace ppapi
  75
  76 #endif  // PPAPI_PROXY_PPB_FILE_CHOOSER_PROXY_H_