SBInputReader.h revision 7dd5c51fbab8384b18f20ecc125f9a1bb3c9bcb2 
1//===-- SBInputReader.h -----------------------------------------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef LLDB_SBInputReader_h_
11#define LLDB_SBInputReader_h_
12
13#include "lldb/API/SBDefines.h"
14
15namespace lldb {
16
17class SBInputReader
18{
19public:
20
21    typedef size_t (*Callback) (void *baton,
22                                SBInputReader *reader,
23                                InputReaderAction notification,
24                                const char *bytes,
25                                size_t bytes_len);
26
27    SBInputReader ();
28
29    SBInputReader (const lldb::InputReaderSP &reader_sp);
30
31    SBInputReader (const lldb::SBInputReader &rhs);
32
33    ~SBInputReader ();
34
35
36    SBError
37    Initialize (SBDebugger &debugger,
38                Callback callback,
39                void *callback_baton,
40                lldb::InputReaderGranularity granularity,
41                const char *end_token,
42                const char *prompt,
43                bool echo);
44
45    bool
46    IsValid () const;
47
48    const lldb::SBInputReader &
49    operator = (const lldb::SBInputReader &rhs);
50
51    bool
52    IsActive () const;
53
54    bool
55    IsDone () const;
56
57    void
58    SetIsDone (bool value);
59
60    InputReaderGranularity
61    GetGranularity ();
62
63protected:
64    friend class SBDebugger;
65
66    lldb_private::InputReader *
67    operator->() const;
68
69    lldb::InputReaderSP &
70    operator *();
71
72    const lldb::InputReaderSP &
73    operator *() const;
74
75    lldb_private::InputReader *
76    get() const;
77
78    lldb_private::InputReader &
79    ref() const;
80
81private:
82
83    static size_t
84    PrivateCallback (void *baton,
85                     lldb_private::InputReader &reader,
86                     lldb::InputReaderAction notification,
87                     const char *bytes,
88                     size_t bytes_len);
89
90    lldb::InputReaderSP m_opaque_sp;
91    Callback m_callback_function;
92    void *m_callback_baton;
93};
94
95} // namespace lldb
96
97#endif // LLDB_SBInputReader_h_
98