改了一亿个东西，修了一亿个 BUG

2021-10-19 17:42:18 +02:00
parent 5b907309e0
commit 888ddce4ef
40 changed files with 1870 additions and 1715 deletions
--- a/Utils/CancelManager.cs
+++ b/Utils/CancelManager.cs
@@ -0,0 +1,48 @@
+using System;
+using System.Threading;
+
+namespace AnotherReplayReader.Utils
+{
+    internal class CancelManager : IDisposable
+    {
+        private CancellationToken _linkedToken;
+        private CancellationTokenSource? _source;
+
+        public CancellationToken Token => Materialize().Token;
+
+        public void Reset(CancellationToken linked)
+        {
+            _linkedToken = linked;
+            if (_source is { } source)
+            {
+                _source = null;
+                try
+                {
+                    source.Cancel();
+                }
+                catch (AggregateException e)
+                {
+                    Debug.Instance.DebugMessage += $"Cancellation failed: {e}";
+                }
+                source.Dispose();
+            }
+        }
+
+        public CancellationToken ResetAndGetToken(CancellationToken linked)
+        {
+            Reset(linked);
+            return Token;
+        }
+
+        public void Dispose() => Reset(default);
+
+        private CancellationTokenSource Materialize()
+        {
+            if (_source is null)
+            {
+                _source = CancellationTokenSource.CreateLinkedTokenSource(_linkedToken);
+            }
+            return _source;
+        }
+    }
+}