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39
40#ifndef QTESTCORELIST_P_H
41#define QTESTCORELIST_P_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <QtCore/qglobal.h>
55
56QT_BEGIN_NAMESPACE
57
58
59template <class T>
60class QTestCoreList
61{
62 public:
63 QTestCoreList();
64 virtual ~QTestCoreList();
65
66 void addToList(T **list);
67 T *nextElement();
68 T *previousElement();
69 private:
70 T *next;
71 T *prev;
72};
73
74template <class T>
75QTestCoreList<T>::QTestCoreList()
76 : next(nullptr)
77 , prev(nullptr)
78{
79}
80
81template <class T>
82QTestCoreList<T>::~QTestCoreList()
83{
84 if (prev) {
85 prev->next = nullptr;
86 }
87 delete prev;
88
89 if (next) {
90 next->prev = nullptr;
91 }
92 delete next;
93}
94
95template <class T>
96void QTestCoreList<T>::addToList(T **list)
97{
98 if (next)
99 next->addToList(list);
100 else {
101 next = *list;
102 if (next)
103 next->prev = static_cast<T*>(this);
104 }
105
106 *list = static_cast<T*>(this);
107}
108
109template <class T>
110T *QTestCoreList<T>::nextElement()
111{
112 return next;
113}
114
115template <class T>
116T *QTestCoreList<T>::previousElement()
117{
118 return prev;
119}
120
121QT_END_NAMESPACE
122
123#endif
124