content/test/plugin/plugin_client.h

   1 // Copyright (c) 2010 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_TEST_PLUGIN_PLUGIN_CLIENT_H_
   6 #define CONTENT_TEST_PLUGIN_PLUGIN_CLIENT_H_
   7
   8 #include "third_party/npapi/bindings/npapi.h"
   9 #include "third_party/npapi/bindings/nphostapi.h"
  10
  11 namespace NPAPIClient {
  12
  13 // A PluginClient is a NPAPI Plugin.  This class contains
  14 // the bootstrapping functions used by the browser to load
  15 // the plugin.
  16 class PluginClient {
  17  public:
  18   // Although not documented in the NPAPI specification, this function
  19   // gets the list of entry points in the NPAPI Plugin (client) for the
  20   // NPAPI Host to call.
  21   static NPError GetEntryPoints(NPPluginFuncs* pFuncs);
  22
  23   // The browser calls this function only once: when a plug-in is loaded,
  24   // before the first instance is created. This is the first function that
  25   // the browser calls. NP_Initialize tells the plug-in that the browser has
  26   // loaded it and provides global initialization. Allocate any memory or
  27   // resources shared by all instances of your plug-in at this time.
  28   static NPError Initialize(NPNetscapeFuncs* pFuncs);
  29
  30   // The browser calls this function once after the last instance of your
  31   // plug-in is destroyed, before unloading the plug-in library itself. Use
  32   // NP_Shutdown to delete any data allocated in NP_Initialize to be shared
  33   // by all instances of a plug-in.
  34   static NPError Shutdown();
  35
  36   // The table of functions provided by the host.
  37   static NPNetscapeFuncs *HostFunctions() { return host_functions_; }
  38
  39  private:
  40   static NPNetscapeFuncs* host_functions_;
  41 };
  42
  43 }  // namespace NPAPIClient
  44
  45 #endif  // CONTENT_TEST_PLUGIN_PLUGIN_CLIENT_H_