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63 lines
1.5 KiB
C++
63 lines
1.5 KiB
C++
#ifndef _GI_GOBJECT_CLOSURE_EXTRA_DEF_HPP_
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#define _GI_GOBJECT_CLOSURE_EXTRA_DEF_HPP_
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namespace gi
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{
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namespace repository
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{
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namespace GObject
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{
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class Closure;
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namespace base
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{
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class ClosureExtra : public GI_GOBJECT_CLOSURE_BASE
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{
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typedef GI_GOBJECT_CLOSURE_BASE super;
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public:
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template<typename Wrapper>
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static GClosure *from_wrapper(Wrapper *w)
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{
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auto closure = g_cclosure_new(
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(GCallback)&w->wrapper, w, (GClosureNotify)(GCallback)&w->destroy);
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g_closure_sink(g_closure_ref(closure));
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g_closure_set_marshal(closure, g_cclosure_marshal_generic);
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return closure;
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}
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// add some convenience helper to create a Closure
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// Closure is incomplete type at this stage, so use Ret to avoid complaints
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// Functor is a callable F = C++ signature
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// where all arguments are implicitly assumed transfer_none
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template<typename F, typename Functor, typename Ret = Closure>
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static Ret from_functor(Functor &&f)
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{
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auto w =
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new gi::detail::transform_signal_wrapper<F>(std::forward<Functor>(f));
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return gi::wrap(from_wrapper(w), gi::transfer_full);
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}
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// Callback is a generated callback type
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template<typename Callback, typename Ret = Closure>
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static Ret from_callback(Callback &&cb)
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{
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auto w = gi::unwrap(cb, gi::scope_notified);
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return gi::wrap(from_wrapper(w), gi::transfer_full);
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}
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}; // class
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#undef GI_GOBJECT_CLOSURE_BASE
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#define GI_GOBJECT_CLOSURE_BASE base::ClosureExtra
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} // namespace base
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} // namespace GObject
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} // namespace repository
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} // namespace gi
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#endif
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