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Side by Side Diff: chrome/browser/renderer_host/render_view_host_factory.h

Issue 6532073: Move core pieces of browser\renderer_host to src\content. (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 9 years, 10 months ago
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1 // Copyright (c) 2009 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_FACTORY_H_ 5 #ifndef CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_FACTORY_H_
6 #define CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_FACTORY_H_ 6 #define CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_FACTORY_H_
7 #pragma once 7 #pragma once
8 8
9 #include "base/basictypes.h" 9 // TODO(jam): remove this file when all files have been converted.
10 10 #include "content/browser/renderer_host/render_view_host_factory.h"
11 class RenderViewHost;
12 class RenderViewHostDelegate;
13 class SessionStorageNamespace;
14 class SiteInstance;
15
16 namespace base {
17 class WaitableEvent;
18 } // namespace base
19
20 // A factory for creating RenderViewHosts. There is a global factory function
21 // that can be installed for the purposes of testing to provide a specialized
22 // RenderViewHost class.
23 class RenderViewHostFactory {
24 public:
25 // Creates a RenderViewHost using the currently registered factory, or the
26 // default one if no factory is registered. Ownership of the returned
27 // pointer will be passed to the caller.
28 static RenderViewHost* Create(SiteInstance* instance,
29 RenderViewHostDelegate* delegate,
30 int routing_id,
31 SessionStorageNamespace* session_storage);
32
33 // Returns true if there is currently a globally-registered factory.
34 static bool has_factory() {
35 return !!factory_;
36 }
37
38 protected:
39 RenderViewHostFactory() {}
40 virtual ~RenderViewHostFactory() {}
41
42 // You can derive from this class and specify an implementation for this
43 // function to create a different kind of RenderViewHost for testing.
44 virtual RenderViewHost* CreateRenderViewHost(
45 SiteInstance* instance,
46 RenderViewHostDelegate* delegate,
47 int routing_id,
48 SessionStorageNamespace* session_storage_namespace) = 0;
49
50 // Registers your factory to be called when new RenderViewHosts are created.
51 // We have only one global factory, so there must be no factory registered
52 // before the call. This class does NOT take ownership of the pointer.
53 static void RegisterFactory(RenderViewHostFactory* factory);
54
55 // Unregister the previously registered factory. With no factory registered,
56 // the default RenderViewHosts will be created.
57 static void UnregisterFactory();
58
59 private:
60 // The current globally registered factory. This is NULL when we should
61 // create the default RenderViewHosts.
62 static RenderViewHostFactory* factory_;
63
64 DISALLOW_COPY_AND_ASSIGN(RenderViewHostFactory);
65 };
66
67 11
68 #endif // CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_FACTORY_H_ 12 #endif // CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_FACTORY_H_
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