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comparison foosdk/sdk/foobar2000/helpers/CallForwarder.h @ 1:20d02a178406 default tip

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*: check in everything else yay
author Paper <paper@tflc.us>
date Mon, 05 Jan 2026 02:15:46 -0500
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0:e9bb126753e7 1:20d02a178406
1 #pragma once
2 #include "callInMainThreadHelper.h"
3 namespace CF {
4 template<typename obj_t, typename arg_t> class _inMainThread : public main_thread_callback {
5 public:
6 _inMainThread(obj_t const & obj, const arg_t & arg) : m_obj(obj), m_arg(arg) {}
7
8 void callback_run() {
9 if (m_obj.IsValid()) callInMainThread::callThis(&*m_obj, m_arg);
10 }
11 private:
12 obj_t m_obj;
13 arg_t m_arg;
14 };
15
16 template<typename TWhat> class CallForwarder {
17 private:
18 CallForwarder() = delete;
19 protected:
20 CallForwarder(TWhat * ptr) : m_ptr(pfc::rcnew_t<TWhat*>(ptr)) {}
21 void Orphan() {
22 *m_ptr = NULL;
23 }
24 public:
25 bool IsValid() const {
26 PFC_ASSERT( m_ptr.is_valid() );
27 return m_ptr.is_valid() && *m_ptr != NULL;
28 }
29 bool IsEmpty() const { return !IsValid(); }
30
31 TWhat * operator->() const {
32 PFC_ASSERT( IsValid() );
33 return *m_ptr;
34 }
35
36 TWhat & operator*() const {
37 PFC_ASSERT( IsValid() );
38 return **m_ptr;
39 }
40
41 template<typename arg_t>
42 void callInMainThread(const arg_t & arg) {
43 main_thread_callback_add( new service_impl_t<_inMainThread< CallForwarder<TWhat>, arg_t> >(*this, arg) );
44 }
45 private:
46 const pfc::rcptr_t<TWhat*> m_ptr;
47 };
48
49 template<typename TWhat> class CallForwarderMaster : public CallForwarder<TWhat> {
50 public:
51 CallForwarderMaster(TWhat * ptr) : CallForwarder<TWhat>(ptr) {PFC_ASSERT(ptr!=NULL);}
52 ~CallForwarderMaster() { this->Orphan(); }
53 using CallForwarder<TWhat>::Orphan;
54 private:
55 CallForwarderMaster() = delete;
56 CallForwarderMaster( const CallForwarderMaster<TWhat> & ) = delete;
57 void operator=( const CallForwarderMaster & ) = delete;
58 };
59
60 }