First commit - OpenBullet 1.0.0

RuriLib/Runner/AbortableBackgroundWorker.cs

@@ -0,0 +1,62 @@
+using System.ComponentModel;
+using System.Threading;
+
+namespace RuriLib.Runner
+{
+    /// <summary>
+    /// Whether the AbortableBackgroundWorker is idle, stopping or working.
+    /// </summary>
+    public enum WorkerStatus
+    {
+        /// <summary>The Worker is not working.</summary>
+        Idle,
+
+        /// <summary>The Worker is working.</summary>
+        Running,
+
+        /// <summary>The Worker is cancelling its work.</summary>
+        Stopping
+    }
+
+    /// <summary>
+    /// A Worker that can be aborted like normal threads.
+    /// </summary>
+    public class AbortableBackgroundWorker : BackgroundWorker
+    {
+        private Thread workerThread;
+
+        /// <summary>The Status of the Worker.</summary>
+        public WorkerStatus Status { get; set; }
+
+        /// <summary>The Id of the Worker.</summary>
+        public int Id { get; set; }
+
+        /// <summary>
+        /// OnDoWork that supports aborting.
+        /// </summary>
+        /// <param name="e">The DoWorkEventArgs</param>
+        protected override void OnDoWork(DoWorkEventArgs e)
+        {
+            workerThread = Thread.CurrentThread;
+            try
+            {
+                base.OnDoWork(e);
+            }
+            catch (ThreadAbortException)
+            {
+                e.Cancel = true; //We must set Cancel property to true!
+                Thread.ResetAbort(); //Prevents ThreadAbortException propagation
+            }
+        }
+
+        /// <summary>Calls the Abort() method on the inner Thread.</summary>
+        public void Abort()
+        {
+            if (workerThread != null)
+            {
+                workerThread.Abort();
+                workerThread = null;
+            }
+        }
+    }
+}