ClanLib  2.3.7
db_reader_provider.h
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1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2011 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
6 ** warranty. In no event will the authors be held liable for any damages
7 ** arising from the use of this software.
8 **
9 ** Permission is granted to anyone to use this software for any purpose,
10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
20 **
21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Magnus Norddahl
27 */
28 
31 
32 #pragma once
33 
34 #include "api_database.h"
35 
36 class CL_DateTime;
37 class CL_DataBuffer;
38 
43 {
46 public:
47  virtual ~CL_DBReaderProvider() { return; }
49 
52 public:
54  virtual int get_column_count() const = 0;
55 
57  virtual CL_String get_column_name(int index) const = 0;
58 
60  virtual int get_name_index(const CL_StringRef &name) const = 0;
61 
63  virtual CL_String get_column_string(int index) const = 0;
64 
66  virtual bool get_column_bool(int index) const = 0;
67 
69  virtual int get_column_int(int index) const = 0;
70 
72  virtual double get_column_double(int index) const = 0;
73 
75  virtual CL_DateTime get_column_datetime(int index) const = 0;
76 
78  virtual CL_DataBuffer get_column_binary(int index) const = 0;
80 
83 public:
86  virtual bool retrieve_row() = 0;
87 
89  virtual void close() = 0;
91 
94 private:
96 };
97