[*] Qt: More LoopQueue NT fun

Source/IO/Loop/LoopQueue.NT.cpp

@@ -203,6 +203,11 @@ namespace Aurora::IO::Loop
             that->Sync();
         }
 
+        bool TryLock()
+        {
+            return that->Sync2();
+        }
+
         void Unlock()
         {
             that->Unlock();
@@ -224,6 +229,25 @@ namespace Aurora::IO::Loop
         ::ResetEvent(this->hEvent_);
     }
 
+    bool LoopQueue::Sync2()
+    {
+        if (this->hEvent_ != INVALID_HANDLE_VALUE)
+        {
+            ::SetEvent(this->hEvent_);
+        }
+
+        if (!this->rwMutex_->AsWritable()->TryLock())
+        {
+            return false;
+        }
+
+        if (this->hEvent_ != INVALID_HANDLE_VALUE)
+        {
+            ::ResetEvent(this->hEvent_);
+        }
+        return true;
+    }
+
     void LoopQueue::Unlock()
     {
         this->rwMutex_->AsWritable()->Unlock();
@@ -317,7 +341,7 @@ namespace Aurora::IO::Loop
         }
 
         LoopJoinable joinable {this};
-        AU_LOCK_GUARD(joinable);
+        AU_TRY_LOCK_GUARD_RET_DEF(joinable);
 
         return CommitLocked();
     }

Source/IO/Loop/LoopQueue.NT.hpp

@@ -46,6 +46,7 @@ namespace Aurora::IO::Loop
         AuList<AuSPtr<ILoopSource>> WaitAnyEx(AuUInt32 timeout) override;
 
         void Sync();
+        bool Sync2();
         void Unlock();
         bool                              bCheckForDups {};
         bool                              bCheckForForce {};