From e68ff632e2f54c705ae1d69033e58a8f2d1ca00c Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Mon, 16 Nov 2020 13:32:49 +0100
Subject: Matrix: show provisional messages as the message is being sent and
 received

---
 include/MessageQueue.hpp | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'include/MessageQueue.hpp')

diff --git a/include/MessageQueue.hpp b/include/MessageQueue.hpp
index 4f1e036..7c34d51 100644
--- a/include/MessageQueue.hpp
+++ b/include/MessageQueue.hpp
@@ -31,6 +31,15 @@ namespace QuickMedia {
             return data;
         }
 
+        std::optional<T> pop_if_available() {
+            std::unique_lock<std::mutex> lock(mutex);
+            if(data_queue.empty())
+                return std::nullopt;
+            T data = std::move(data_queue.front());
+            data_queue.pop_front();
+            return data;
+        }
+
         void close() {
             std::unique_lock<std::mutex> lock(mutex);
             running = false;
-- 
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