slang_rs_pragma_handler.h revision 2d2512c5703bb238b7935ab5228beff6563f2f94 
1/*
2 * Copyright 2010, The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *     http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_PRAGMA_HANDLER_H_  // NOLINT
18#define _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_PRAGMA_HANDLER_H_
19
20#include <string>
21
22#include "clang/Lex/Pragma.h"
23
24namespace clang {
25  class Token;
26  class IdentifierInfo;
27  class Preprocessor;
28}
29
30namespace slang {
31
32  class RSContext;
33
34class RSPragmaHandler : public clang::PragmaHandler {
35 protected:
36  RSContext *mContext;
37
38  RSPragmaHandler(llvm::StringRef Name, RSContext *Context)
39      : clang::PragmaHandler(Name),
40        mContext(Context) {
41    return;
42  }
43  RSContext *getContext() const {
44    return this->mContext;
45  }
46
47  virtual void handleItem(const std::string &Item) { return; }
48
49  // Handle pragma like #pragma rs [name] ([item #1],[item #2],...,[item #i])
50  void handleItemListPragma(clang::Preprocessor &PP,
51                            clang::Token &FirstToken);
52
53  // Handle pragma like #pragma rs [name]
54  void handleNonParamPragma(clang::Preprocessor &PP,
55                            clang::Token &FirstToken);
56
57  // Handle pragma like #pragma rs [name] ("string literal")
58  void handleOptionalStringLiateralParamPragma(clang::Preprocessor &PP,
59                                               clang::Token &FirstToken);
60
61 public:
62  static RSPragmaHandler *CreatePragmaExportTypeHandler(RSContext *Context);
63  static RSPragmaHandler *CreatePragmaJavaPackageNameHandler(
64      RSContext *Context);
65  static RSPragmaHandler *CreatePragmaReflectLicenseHandler(RSContext *Context);
66
67  virtual void HandlePragma(clang::Preprocessor &PP,
68                            clang::Token &FirstToken) = 0;
69};
70
71}   // namespace slang
72
73#endif  // _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_PRAGMA_HANDLER_H_  NOLINT
74