render_frame_host_impl.h revision a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7 
1// Copyright 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 CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
6#define CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
7
8#include <string>
9
10#include "base/compiler_specific.h"
11#include "content/common/content_export.h"
12#include "content/public/browser/render_frame_host.h"
13
14class GURL;
15
16namespace base {
17class FilePath;
18}
19
20namespace content {
21
22class FrameTree;
23class FrameTreeNode;
24class RenderFrameHostDelegate;
25class RenderProcessHost;
26class RenderViewHostImpl;
27
28class CONTENT_EXPORT RenderFrameHostImpl : public RenderFrameHost {
29 public:
30  static RenderFrameHostImpl* FromID(int process_id, int routing_id);
31
32  virtual ~RenderFrameHostImpl();
33
34  // RenderFrameHost
35  virtual int GetRoutingID() OVERRIDE;
36
37  // IPC::Sender
38  virtual bool Send(IPC::Message* msg) OVERRIDE;
39
40  // IPC::Listener
41  virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
42
43  void Init();
44  RenderProcessHost* GetProcess() const;
45  int routing_id() const { return routing_id_; }
46  void OnCreateChildFrame(int new_frame_routing_id,
47                          int64 parent_frame_id,
48                          int64 frame_id,
49                          const std::string& frame_name);
50
51  RenderViewHostImpl* render_view_host() { return render_view_host_; }
52  RenderFrameHostDelegate* delegate() { return delegate_; }
53
54 protected:
55  friend class RenderFrameHostFactory;
56
57  // TODO(nasko): Remove dependency on RenderViewHost here. RenderProcessHost
58  // should be the abstraction needed here, but we need RenderViewHost to pass
59  // into WebContentsObserver::FrameDetached for now.
60  RenderFrameHostImpl(RenderViewHostImpl* render_view_host,
61                      RenderFrameHostDelegate* delegate,
62                      FrameTree* frame_tree,
63                      FrameTreeNode* frame_tree_node,
64                      int routing_id,
65                      bool is_swapped_out);
66
67 private:
68  friend class TestRenderViewHost;
69
70  // IPC Message handlers.
71  void OnDetach(int64 parent_frame_id, int64 frame_id);
72  void OnDidStartProvisionalLoadForFrame(int64 frame_id,
73                                         int64 parent_frame_id,
74                                         bool main_frame,
75                                         const GURL& url);
76
77  bool is_swapped_out() { return is_swapped_out_; }
78
79  // TODO(nasko): This should be removed and replaced by RenderProcessHost.
80  RenderViewHostImpl* render_view_host_;  // Not owned.
81
82  RenderFrameHostDelegate* delegate_;
83
84  // Reference to the whole frame tree that this RenderFrameHost belongs too.
85  // Allows this RenderFrameHost to add and remove nodes in response to
86  // messages from the renderer requesting DOM manipulation.
87  FrameTree* frame_tree_;
88
89  // The FrameTreeNode which this RenderFrameHostImpl is hosted in.
90  FrameTreeNode* frame_tree_node_;
91
92  int routing_id_;
93  bool is_swapped_out_;
94
95  DISALLOW_COPY_AND_ASSIGN(RenderFrameHostImpl);
96};
97
98}  // namespace content
99
100#endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
101