1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
|
/* exfilter.cpp
Xbase project source code
This program demonstrates the usage of the xbFilter class
Copyright (C) 1997,2003 Gary A. Kunkel
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact:
Email:
xbase64-dev@lists.sourceforge.net
*/
#include <xbase64/xbase64.h>
int main()
{
#if defined(XB_FILTERS)
xbShort rc;
xbXBase x;
xbDbf d( &x );
xbNdx i( &d );
std::cout << "exfilter program executing" << std::endl;
if(( rc = d.OpenDatabase( "MYFILE.DBF" )) != XB_NO_ERROR ){
std::cout << "Error opening database" << std::endl;
return 1;
}
if(( rc = i.OpenIndex( "MYINDEX1.NDX" )) != XB_NO_ERROR ){
std::cout << "Error opening index" << std::endl;
return 2;
}
xbFilter f1( &d, 0, "FLOAT1>1" );
/* use filter 1 w/o index */
rc = f1.GetFirstFilterRec();
while( rc == XB_NO_ERROR ){
std::cout << "Filter 1 Found Record " << d.GetCurRecNo() << std::endl;
rc = f1.GetNextFilterRec();
}
xbFilter f2( &d, &i, "FLOAT1>1" );
/* use filter 2 w/ index */
rc = f2.GetLastFilterRec();
while( rc == XB_NO_ERROR ){
std::cout << "Filter 2 Found Record " << d.GetCurRecNo() << std::endl;
rc = f2.GetPrevFilterRec();
}
d.CloseDatabase();
#else
std::cout << "XB_FILTERS not compiled into library" << std::endl;
#endif
return 0;
}
|
