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
3// found in the LICENSE file.
4
5#ifndef PPAPI_SHARED_IMPL_PPB_INSTANCE_SHARED_H_
6#define PPAPI_SHARED_IMPL_PPB_INSTANCE_SHARED_H_
7
8#include "base/compiler_specific.h"
9#include "ppapi/c/pp_stdint.h"
10#include "ppapi/shared_impl/ppapi_shared_export.h"
11#include "ppapi/thunk/ppb_instance_api.h"
12
13namespace ppapi {
14
15class PPAPI_SHARED_EXPORT PPB_Instance_Shared
16    : NON_EXPORTED_BASE(public thunk::PPB_Instance_API) {
17 public:
18  virtual ~PPB_Instance_Shared();
19
20  // Implementation of some shared PPB_Instance_FunctionAPI functions.
21  virtual void Log(PP_Instance instance,
22                   PP_LogLevel log_level,
23                   PP_Var value) OVERRIDE;
24  virtual void LogWithSource(PP_Instance instance,
25                             PP_LogLevel log_level,
26                             PP_Var source,
27                             PP_Var value) OVERRIDE;
28
29  // Error checks the given resquest to Request[Filtering]InputEvents. Returns
30  // PP_OK if the given classes are all valid, PP_ERROR_NOTSUPPORTED if not.
31  int32_t ValidateRequestInputEvents(bool is_filtering, uint32_t event_classes);
32
33  bool ValidateSetCursorParams(PP_MouseCursor_Type type,
34                               PP_Resource image,
35                               const PP_Point* hot_spot);
36
37  // The length of text to request as a surrounding context of selection.
38  // For now, the value is copied from the one with render_view_impl.cc.
39  // TODO(kinaba) implement a way to dynamically sync the requirement.
40  static const int kExtraCharsForTextInput;
41};
42
43}  // namespace ppapi
44
45#endif  // PPAPI_SHARED_IMPL_PPB_INSTANCE_SHARED_H_
46