Implement the file chooser as a new resource "host"

ppapi/proxy/plugin_dispatcher.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ppapi/proxy/plugin_dispatcher.h"
 
 #include <map>
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "ipc/ipc_message.h"
 #include "ipc/ipc_sync_channel.h"
 #include "base/debug/trace_event.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/ppp_instance.h"
 #include "ppapi/proxy/interface_list.h"
 #include "ppapi/proxy/interface_proxy.h"
 #include "ppapi/proxy/plugin_message_filter.h"
 #include "ppapi/proxy/plugin_resource_tracker.h"
 #include "ppapi/proxy/plugin_var_serialization_rules.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/proxy/ppb_instance_proxy.h"
 #include "ppapi/proxy/ppp_class_proxy.h"
 #include "ppapi/proxy/resource_creation_proxy.h"
+#include "ppapi/proxy/resource_message_params.h"
+#include "ppapi/shared_impl/ppapi_globals.h"
 #include "ppapi/shared_impl/proxy_lock.h"
 #include "ppapi/shared_impl/resource.h"
 
 #if defined(OS_POSIX) && !defined(OS_NACL)
 #include "base/eintr_wrapper.h"
 #include "ipc/ipc_channel_posix.h"
 #endif
 
 namespace ppapi {
 namespace proxy {
@@ skipping 150 matching lines @@
   return Dispatcher::Send(msg);
 }
 
 bool PluginDispatcher::OnMessageReceived(const IPC::Message& msg) {
   // We need to grab the proxy lock to ensure that we don't collide with the
   // plugin making pepper calls on a different thread.
   ProxyAutoLock lock;
   TRACE_EVENT2("ppapi proxy", "PluginDispatcher::OnMessageReceived",
                "Class", IPC_MESSAGE_ID_CLASS(msg.type()),
                "Line", IPC_MESSAGE_ID_LINE(msg.type()));
+
+  /*
+  for (size_t i = 0; i < filters_.size(); i++) {
+    if (filters_[i]->OnMessageReceived(msg))
+      return true;
+  }
+  */
+
   if (msg.routing_id() == MSG_ROUTING_CONTROL) {
     // Handle some plugin-specific control messages.
     bool handled = true;
     IPC_BEGIN_MESSAGE_MAP(PluginDispatcher, msg)
+      IPC_MESSAGE_HANDLER(PpapiPluginMsg_ResourceReply, OnMsgResourceReply)
       IPC_MESSAGE_HANDLER(PpapiMsg_SupportsInterface, OnMsgSupportsInterface)
       IPC_MESSAGE_HANDLER(PpapiMsg_SetPreferences, OnMsgSetPreferences)
       IPC_MESSAGE_UNHANDLED(handled = false);
     IPC_END_MESSAGE_MAP()
     if (handled)
       return true;
   }
   return Dispatcher::OnMessageReceived(msg);
 }
 
@@ skipping 58 matching lines @@
        i != temp_map.end(); ++i) {
     if (i->second == this) {
       // Synthesize an "instance destroyed" message, this will notify the
       // plugin and also remove it from our list of tracked plugins.
       PpapiMsg_PPPInstance_DidDestroy msg(API_ID_PPP_INSTANCE, i->first);
       OnMessageReceived(msg);
     }
   }
 }
 
+void PluginDispatcher::OnMsgResourceReply(
+    const ppapi::proxy::ResourceMessageReplyParams& reply_params,
+    const IPC::Message& nested_msg) {
+  Resource* resource = PpapiGlobals::Get()->GetResourceTracker()->GetResource(
+      reply_params.pp_resource());
+  if (!resource) {
+    NOTREACHED();
+    return;
+  }
+  resource->OnReplyReceived(reply_params.sequence(), reply_params.result(),
+                            nested_msg);
+}
+
 void PluginDispatcher::OnMsgSupportsInterface(
     const std::string& interface_name,
     bool* result) {
   *result = !!GetPluginInterface(interface_name);
 
   // Do fallback for PPP_Instance. This is a hack here and if we have more
   // cases like this it should be generalized. The PPP_Instance proxy always
   // proxies the 1.1 interface, and then does fallback to 1.0 inside the
   // plugin process (see PPP_Instance_Proxy). So here we return true for
   // supporting the 1.1 interface if either 1.1 or 1.0 is supported.
@@ skipping 10 matching lines @@
   // once they're set. The user will have to restart to get new font prefs
   // propogated to plugins.
   if (!received_preferences_) {
     received_preferences_ = true;
     preferences_ = prefs;
   }
 }
 
 }  // namespace proxy
 }  // namespace ppapi