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Side by Side Diff: ppapi/shared_impl/tracker_base.h

Issue 7687005: Create ppapi_proxy.dll. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: '' Created 9 years, 4 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2011 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 PPAPI_SHARED_IMPL_TRACKER_BASE_H_ 5 #ifndef PPAPI_SHARED_IMPL_TRACKER_BASE_H_
6 #define PPAPI_SHARED_IMPL_TRACKER_BASE_H_ 6 #define PPAPI_SHARED_IMPL_TRACKER_BASE_H_
7 7
8 #include "base/basictypes.h" 8 #include "base/basictypes.h"
9 #include "base/memory/ref_counted.h" 9 #include "base/memory/ref_counted.h"
10 #include "ppapi/c/pp_instance.h" 10 #include "ppapi/c/pp_instance.h"
11 #include "ppapi/c/pp_module.h" 11 #include "ppapi/c/pp_module.h"
12 #include "ppapi/c/pp_resource.h" 12 #include "ppapi/c/pp_resource.h"
13 #include "ppapi/proxy/interface_id.h" 13 #include "ppapi/proxy/interface_id.h"
14 #include "ppapi/shared_impl/ppapi_shared_export.h"
14 15
15 namespace ppapi { 16 namespace ppapi {
16 17
17 class FunctionGroupBase; 18 class FunctionGroupBase;
18 class ResourceTracker; 19 class ResourceTracker;
19 class VarTracker; 20 class VarTracker;
20 21
21 // Tracks resource and function APIs, providing a mapping between ID and 22 // Tracks resource and function APIs, providing a mapping between ID and
22 // object. 23 // object.
23 // TODO(brettw) Eventually this should be one object with global tracking and 24 // TODO(brettw) Eventually this should be one object with global tracking and
24 // called "Tracker", and this would be used in both the plugin side of the 25 // called "Tracker", and this would be used in both the plugin side of the
25 // proxy as well as the implementation in the renderer. Currently, all this 26 // proxy as well as the implementation in the renderer. Currently, all this
26 // does is forward to the process-type-specific tracker to get the information. 27 // does is forward to the process-type-specific tracker to get the information.
27 // TODO(fischman/vrk): When brettw fixes the TODO above, fix the ugliness in 28 // TODO(fischman/vrk): When brettw fixes the TODO above, fix the ugliness in
28 // VideoDecoderImpl accordingly. 29 // VideoDecoderImpl accordingly.
29 class TrackerBase { 30 class PPAPI_SHARED_EXPORT TrackerBase {
30 public: 31 public:
31 // Must be called before any other function that uses the TrackerBase. 32 // Must be called before any other function that uses the TrackerBase.
32 // This sets the getter that returns the global implmenetation of 33 // This sets the getter that returns the global implmenetation of
33 // TrackerBase. It will be different for in the renderer and in the plugin 34 // TrackerBase. It will be different for in the renderer and in the plugin
34 // process. 35 // process.
35 static void Init(TrackerBase*(*getter)()); 36 static void Init(TrackerBase*(*getter)());
36 37
37 // Retrieves the global tracker. This will be NULL if you haven't called 38 // Retrieves the global tracker. This will be NULL if you haven't called
38 // Init() first (it should be unnecessary to NULL-check this). 39 // Init() first (it should be unnecessary to NULL-check this).
39 static TrackerBase* Get(); 40 static TrackerBase* Get();
40 41
41 // Returns the function object corresponding to the given ID, or NULL if 42 // Returns the function object corresponding to the given ID, or NULL if
42 // there isn't one. 43 // there isn't one.
43 virtual FunctionGroupBase* GetFunctionAPI(PP_Instance inst, 44 virtual FunctionGroupBase* GetFunctionAPI(PP_Instance inst,
44 proxy::InterfaceID id) = 0; 45 proxy::InterfaceID id) = 0;
45 46
46 virtual VarTracker* GetVarTracker() = 0; 47 virtual VarTracker* GetVarTracker() = 0;
47 virtual ResourceTracker* GetResourceTracker() = 0; 48 virtual ResourceTracker* GetResourceTracker() = 0;
48 49
49 // Returns the PP_Module associated with the given PP_Instance, or 0 on 50 // Returns the PP_Module associated with the given PP_Instance, or 0 on
50 // failure. 51 // failure.
51 virtual PP_Module GetModuleForInstance(PP_Instance instance) = 0; 52 virtual PP_Module GetModuleForInstance(PP_Instance instance) = 0;
52 }; 53 };
53 54
54 } // namespace ppapi 55 } // namespace ppapi
55 56
56 #endif // PPAPI_SHARED_IMPL_TRACKER_BASE_H_ 57 #endif // PPAPI_SHARED_IMPL_TRACKER_BASE_H_
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