延迟TempoManager修改信号到CorrectStatus之后以防止错误的时间转换

TuneLab/Data/TempoManager.cs

@@ -29,6 +29,7 @@ public int AddTempo(double pos, double bpm)
     {
         pos = Math.Max(pos, Tempos[0].Pos);
 
+        BeginMergeNotify();
         int i = mTempos.Count - 1;
         for (; i >= 0; --i)
         {
@@ -49,6 +50,7 @@ public int AddTempo(double pos, double bpm)
         }
 
         CorrectStatusFrom(i + 1);
+        EndMergeNotify();
         return result;
     }
 
@@ -57,17 +59,21 @@ public void RemoveTempoAt(int index)
         if (index < 0 || index >= mTempos.Count)
             return;
 
+        BeginMergeNotify();
         mTempos.RemoveAt(index);
         CorrectStatusFrom(index);
+        EndMergeNotify();
     }
 
     public void SetBpm(int index, double bpm)
     {
         if (index < 0 || index >= Tempos.Count)
             return;
 
+        BeginMergeNotify();
         mTempos[index].Bpm.Set(bpm);
         CorrectStatusFrom(index + 1);
+        EndMergeNotify();
     }
 
     void CorrectStatusFrom(int index)