blob: c27acbbf6cf9697b7df5aaf55fba328e843c578c (
plain)
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
78
79
80
81
82
83
84
85
86
87
88
89
|
#ifndef OPIE_PIM_ACCESS_BACKEND
#define OPIE_PIM_ACCESS_BACKEND
#include <qarray.h>
#include <opie/opimrecord.h>
/**
* OPimAccessBackend is the base class
* for all private backends
* it operates on OPimRecord as the base class
* and it's responsible for fast manipulating
* the resource the implementation takes care
* of
*/
template <class T = OPimRecord>
class OPimAccessBackend {
public:
OPimAccessBackend();
virtual ~OPimAccessBackend();
/**
* load the resource
*/
virtual bool load() = 0;
/**
* reload the resource
*/
virtual bool reload() = 0;
/**
* save the resource and
* all it's changes
*/
virtual bool save() = 0;
/**
* return an array of
* all available uids
*/
virtual QArray<int> allRecords()const = 0;
/**
* queryByExample for T with the SortOrder
* sort
*/
virtual QArray<int> queryByExample( const T& t, int sort ) = 0;
/**
* find the OPimRecord with uid @param uid
* returns T and T.isEmpty() if nothing was found
*/
virtual T find(int uid )const = 0;
/**
* clear the back end
*/
virtual void clear() = 0;
/**
* add T
*/
virtual bool add( const T& t ) = 0;
/**
* remove
*/
virtual bool remove( int uid ) = 0;
/**
* replace a record with T.uid()
*/
virtual bool replace( const T& t ) = 0;
};
template <class T>
OPimAccessBackend<T>::OPimAccessBackend() {
}
template <class T>
OPimAccessBackend<T>::~OPimAccessBackend() {
}
#endif
|
