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** GNU General Public License Usage | |
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#ifndef Q3CLEANUPHANDLER_H | |
#define Q3CLEANUPHANDLER_H | |
#include <QtCore/qlist.h> | |
QT_BEGIN_HEADER | |
QT_BEGIN_NAMESPACE | |
QT_MODULE(Qt3SupportLight) | |
template<class T> | |
class Q3CleanupHandler | |
{ | |
QListData p; | |
public: | |
inline Q3CleanupHandler() | |
{ p.d = 0; } | |
~Q3CleanupHandler() | |
{ | |
if (p.d) { | |
for (int i = 0; i < p.size(); ++i) { | |
T** t = static_cast<T**>(*p.at(i)); | |
delete *t; | |
*t = 0; | |
} | |
qFree(p.d); | |
p.d = 0; | |
} | |
} | |
T* add(T **object) | |
{ | |
if (!p.d) { | |
p.d = &QListData::shared_null; | |
p.d->ref.ref(); | |
p.detach(); | |
} | |
*p.prepend() = object; | |
return *object; | |
} | |
void remove(T **object) | |
{ | |
if (p.d) | |
for (int i = 0; i < p.size(); ++i) | |
if (*p.at(i) == object) | |
p.remove(i--); | |
} | |
}; | |
template<class T> | |
class Q3SingleCleanupHandler | |
{ | |
T **object; | |
public: | |
inline Q3SingleCleanupHandler() | |
: object(0) {} | |
inline ~Q3SingleCleanupHandler() | |
{ if (object) { delete *object; *object = 0; } } | |
inline T* set(T **o) | |
{ object = o; return *object; } | |
inline void reset() { object = 0; } | |
}; | |
QT_END_NAMESPACE | |
QT_END_HEADER | |
#endif //Q3CLEANUPHANDLER_H |