hyperion.ng/include/utils/WeakConnect.h
LordGrey fa7a5b6b56
Various Fixes/Updates (#1549)
* Update FindWindowsSDK.cmake

* cmake support libcec without version

* Ensure Light-Ids are strings

* Fix type - do not have dbus as requried

* Fixing #1544

* Cleanup

* CleanupFix #1551

* Consistently return instance number with JSON replies (#1504)

* hyperion-remote- Fix extracting reply for configGet request

* Qt 6.6 - Fix iterator finds

* Fix test_image2ledsmap

* Ensure window.currentHyperionInstanceName is set, cleanup system/log clipboard report

* Address protobuf cmake warning

* Update License

* Update ChangeLog

* Address CodeQL and clang findings
2023-01-16 12:01:28 +01:00

64 lines
2.2 KiB
C++

#ifndef WEAKCONNECT_H
#define WEAKCONNECT_H
#include <type_traits>
// Qt includes
#include <QObject>
template <typename Func1, typename Func2, typename std::enable_if_t<std::is_member_pointer<Func2>::value, int> = 0>
static inline QMetaObject::Connection weakConnect(typename QtPrivate::FunctionPointer<Func1>::Object* sender,
Func1 signal,
typename QtPrivate::FunctionPointer<Func2>::Object* receiver,
Func2 slot)
{
QMetaObject::Connection conn_normal = QObject::connect(sender, signal, receiver, slot);
QMetaObject::Connection* conn_delete = new QMetaObject::Connection();
*conn_delete = QObject::connect(sender, signal, [conn_normal, conn_delete]() {
QObject::disconnect(conn_normal);
QObject::disconnect(*conn_delete);
delete conn_delete;
});
return conn_normal;
}
template <typename Func1, typename Func2, typename std::enable_if_t<!std::is_member_pointer<Func2>::value, int> = 0>
static inline QMetaObject::Connection weakConnect(typename QtPrivate::FunctionPointer<Func1>::Object* sender,
Func1 signal,
Func2 slot)
{
QMetaObject::Connection conn_normal = QObject::connect(sender, signal, slot);
QMetaObject::Connection* conn_delete = new QMetaObject::Connection();
*conn_delete = QObject::connect(sender, signal, [conn_normal, conn_delete]() {
QObject::disconnect(conn_normal);
QObject::disconnect(*conn_delete);
delete conn_delete;
});
return conn_normal;
}
template <typename Func1, typename Func2, typename std::enable_if_t<!std::is_member_pointer<Func2>::value, int> = 0>
static inline QMetaObject::Connection weakConnect(typename QtPrivate::FunctionPointer<Func1>::Object* sender,
Func1 signal,
typename QtPrivate::FunctionPointer<Func2>::Object* receiver,
Func2 slot)
{
Q_UNUSED(receiver);
QMetaObject::Connection conn_normal = QObject::connect(sender, signal, slot);
QMetaObject::Connection* conn_delete = new QMetaObject::Connection();
*conn_delete = QObject::connect(sender, signal, [conn_normal, conn_delete]() {
QObject::disconnect(conn_normal);
QObject::disconnect(*conn_delete);
delete conn_delete;
});
return conn_normal;
}
#endif // WEAKCONNECT_H