添加项目文件。

BaseFrame/PubEvent/OverlayEvent.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BaseFrame.PubEvent
+{
+    public class OverlayEvent : PubSubEvent<bool>
+    {
+    }
+}

BaseFrame/PubEvent/WaitingEvent.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BaseFrame.PubEvent
+{
+    public class WaitingEvent : PubSubEvent<bool>
+    {
+    }
+}