Move plugin code to content.

TBR=avi
Review URL: http://codereview.chromium.org/6672048

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@78386 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 95 insertions, 0 deletions

diff --git a/content/plugin/npobject_stub.h b/content/plugin/npobject_stub.h
new file mode 100644
index 0000000..a7637d66
--- /dev/null
+++ b/content/plugin/npobject_stub.h
@@ -0,0 +1,95 @@
+// Copyright (c) 2006-2008 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.
+//
+// A class that receives IPC messages from an NPObjectProxy and calls the real
+// NPObject.
+
+#ifndef CONTENT_PLUGIN_NPOBJECT_STUB_H_
+#define CONTENT_PLUGIN_NPOBJECT_STUB_H_
+#pragma once
+
+#include <vector>
+
+#include "base/ref_counted.h"
+#include "base/weak_ptr.h"
+#include "content/plugin/npobject_base.h"
+#include "googleurl/src/gurl.h"
+#include "ipc/ipc_channel.h"
+#include "ui/gfx/native_widget_types.h"
+
+class PluginChannelBase;
+struct NPIdentifier_Param;
+struct NPObject;
+struct NPVariant_Param;
+
+// This wraps an NPObject and converts IPC messages from NPObjectProxy to calls
+// to the object.  The results are marshalled back.  See npobject_proxy.h for
+// more information.
+class NPObjectStub : public IPC::Channel::Listener,
+                     public IPC::Message::Sender,
+                     public base::SupportsWeakPtr<NPObjectStub>,
+                     public NPObjectBase {
+ public:
+  NPObjectStub(NPObject* npobject,
+               PluginChannelBase* channel,
+               int route_id,
+               gfx::NativeViewId containing_window,
+               const GURL& page_url);
+  ~NPObjectStub();
+
+  // IPC::Message::Sender implementation:
+  virtual bool Send(IPC::Message* msg);
+
+  // Called when the plugin widget that this NPObject came from is destroyed.
+  // This is needed because the renderer calls NPN_DeallocateObject on the
+  // window script object on destruction to avoid leaks.
+  void OnPluginDestroyed();
+
+  // NPObjectBase implementation.
+  virtual NPObject* GetUnderlyingNPObject();
+
+  virtual IPC::Channel::Listener* GetChannelListener();
+
+ private:
+  // IPC::Channel::Listener implementation:
+  virtual bool OnMessageReceived(const IPC::Message& message);
+  virtual void OnChannelError();
+
+  // message handlers
+  void OnRelease(IPC::Message* reply_msg);
+  void OnHasMethod(const NPIdentifier_Param& name,
+                   bool* result);
+  void OnInvoke(bool is_default,
+                const NPIdentifier_Param& method,
+                const std::vector<NPVariant_Param>& args,
+                IPC::Message* reply_msg);
+  void OnHasProperty(const NPIdentifier_Param& name,
+                     bool* result);
+  void OnGetProperty(const NPIdentifier_Param& name,
+                     NPVariant_Param* property,
+                     bool* result);
+  void OnSetProperty(const NPIdentifier_Param& name,
+                     const NPVariant_Param& property,
+                     IPC::Message* reply_msg);
+  void OnRemoveProperty(const NPIdentifier_Param& name,
+                        bool* result);
+  void OnInvalidate();
+  void OnEnumeration(std::vector<NPIdentifier_Param>* value,
+                     bool* result);
+  void OnConstruct(const std::vector<NPVariant_Param>& args,
+                   IPC::Message* reply_msg);
+  void OnEvaluate(const std::string& script, bool popups_allowed,
+                  IPC::Message* reply_msg);
+
+ private:
+  NPObject* npobject_;
+  scoped_refptr<PluginChannelBase> channel_;
+  int route_id_;
+  gfx::NativeViewId containing_window_;
+
+  // The url of the main frame hosting the plugin.
+  GURL page_url_;
+};
+
+#endif  // CONTENT_PLUGIN_NPOBJECT_STUB_H_