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Side by Side Diff: ppapi/cpp/dev/resource_array_dev.h

Issue 123933006: Pepper: Remove ResourceArray_Dev. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 11 months ago
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1 // Copyright (c) 2012 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 PPAPI_CPP_DEV_RESOURCE_ARRAY_DEV_H_
6 #define PPAPI_CPP_DEV_RESOURCE_ARRAY_DEV_H_
7
8 #include "ppapi/c/pp_array_output.h"
9 #include "ppapi/c/pp_completion_callback.h"
10 #include "ppapi/c/pp_stdint.h"
11 #include "ppapi/cpp/resource.h"
12
13 namespace pp {
14
15 class InstanceHandle;
16
17 class ResourceArray_Dev : public Resource {
18 public:
19 // Heap-allocated data passed to ArrayOutputCallbackConverter(). Please see
20 // the comment of ArrayOutputCallbackConverter() for more details.
21 struct ArrayOutputCallbackData {
22 ArrayOutputCallbackData(const PP_ArrayOutput& array_output,
23 const PP_CompletionCallback& callback)
24 : resource_array_output(0),
25 output(array_output),
26 original_callback(callback) {
27 }
28
29 PP_Resource resource_array_output;
30 PP_ArrayOutput output;
31 PP_CompletionCallback original_callback;
32 };
33
34 ResourceArray_Dev();
35
36 ResourceArray_Dev(PassRef, PP_Resource resource);
37
38 ResourceArray_Dev(const ResourceArray_Dev& other);
39
40 ResourceArray_Dev(const InstanceHandle& instance,
41 const PP_Resource elements[],
42 uint32_t size);
43
44 virtual ~ResourceArray_Dev();
45
46 ResourceArray_Dev& operator=(const ResourceArray_Dev& other);
47
48 uint32_t size() const;
49
50 PP_Resource operator[](uint32_t index) const;
51
52 // This is an adapter for backward compatibility. It works with those APIs
53 // which take a PPB_ResourceArray_Dev resource as output parameter, and
54 // returns results using PP_ArrayOutput. For example:
55 //
56 // ResourceArray_Dev::ArrayOutputCallbackData* data =
57 // new ResourceArray_Dev::ArrayOutputCallbackData(
58 // pp_array_output, callback);
59 // ppb_foo->Bar(
60 // foo_resource, &data->resource_array_output,
61 // PP_MakeCompletionCallback(
62 // &ResourceArray_Dev::ArrayOutputCallbackConverter, data));
63 //
64 // It takes a heap-allocated ArrayOutputCallbackData struct passed as the user
65 // data, and deletes it when the call completes.
66 static void ArrayOutputCallbackConverter(void* user_data, int32_t result);
67 };
68
69 } // namespace pp
70
71 #endif // PPAPI_CPP_DEV_RESOURCE_ARRAY_DEV_H_
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