64fb0ac016
In order to avoid unintended implicit conversions.
30 lines
544 B
C++
30 lines
544 B
C++
#ifndef BITCOIN_QT_CALLBACK_H
|
|
#define BITCOIN_QT_CALLBACK_H
|
|
|
|
#include <QObject>
|
|
|
|
class Callback : public QObject
|
|
{
|
|
Q_OBJECT
|
|
public Q_SLOTS:
|
|
virtual void call() = 0;
|
|
};
|
|
|
|
template <typename F>
|
|
class FunctionCallback : public Callback
|
|
{
|
|
F f;
|
|
|
|
public:
|
|
explicit FunctionCallback(F f_) : f(std::move(f_)) {}
|
|
~FunctionCallback() override {}
|
|
void call() override { f(this); }
|
|
};
|
|
|
|
template <typename F>
|
|
FunctionCallback<F>* makeCallback(F f)
|
|
{
|
|
return new FunctionCallback<F>(std::move(f));
|
|
}
|
|
|
|
#endif // BITCOIN_QT_CALLBACK_H
|