Oops, only disconnect event handlers if we are disposing

jstedfast · jstedfast · commit d4d8588f0f33 · 2025-02-08T12:22:15.000-05:00
diff --git a/MimeKit/MimeEntity.cs b/MimeKit/MimeEntity.cs
@@ -1288,8 +1288,10 @@ void HeadersChanged (object sender, HeaderListChangedEventArgs e)
 		/// <see langword="false" /> to release only the unmanaged resources.</param>
 		protected virtual void Dispose (bool disposing)
 		{
-			ContentType.Changed -= ContentTypeChanged;
-			Headers.Changed -= HeadersChanged;
+			if (disposing) {
+				ContentType.Changed -= ContentTypeChanged;
+				Headers.Changed -= HeadersChanged;
+			}
 		}
 
 		/// <summary>

Original file line number	Diff line number	Diff line change
`@@ -1288,8 +1288,10 @@ void HeadersChanged (object sender, HeaderListChangedEventArgs e)`
`1288`	`1288`	`/// <see langword="false" /> to release only the unmanaged resources.</param>`
`1289`	`1289`	`protected virtual void Dispose (bool disposing)`
`1290`	`1290`	`{`
`1291`		`- ContentType.Changed -= ContentTypeChanged;`
`1292`		`- Headers.Changed -= HeadersChanged;`
	`1291`	`+ if (disposing) {`
	`1292`	`+ ContentType.Changed -= ContentTypeChanged;`
	`1293`	`+ Headers.Changed -= HeadersChanged;`
	`1294`	`+ }`
`1293`	`1295`	`}`
`1294`	`1296`
`1295`	`1297`	`/// <summary>`