diff --git a/func/Module_SA_label_v2.py b/func/Module_SA_label_v2.py
index b9b3b9d..2bcb003 100644
--- a/func/Module_SA_label_v2.py
+++ b/func/Module_SA_label_v2.py
@@ -1112,7 +1112,7 @@ class MainWindow_SA_label(QMainWindow):
 
                     self.__set_x_and_width__(self.selected_event_rect, new_start, new_width)
 
-
+            # 未选中事件下，创建新的事件
             else:
                 if self.press is not None and self.press[1] == 'empty':
                     x_press, side, x_rect, width = self.press
@@ -1301,7 +1301,12 @@ class MainWindow_SA_label(QMainWindow):
         self.canvas.draw_idle()
 
     def __reset_rect__(self):
-        if self.selected_event_info is not None and self.selected_event_rect is not None:
+        if self.selected_event_info["Index"] == -1:
+            # 新建事件，删除
+            self.selected_event_rect.remove()
+            self.selected_event_rect = None
+        elif self.selected_event_info is not None and self.selected_event_rect is not None:
+
             self.selected_event_rect.set_alpha(0.2)
             x_rect, width = self.__get_x_and_width__(self.selected_event_rect)
 
@@ -1311,7 +1316,8 @@ class MainWindow_SA_label(QMainWindow):
                 self.selected_event_info["End"]
             if x_rect != event_left or width != (event_right - event_left):
                 self.__set_x_and_width__(self.selected_event_rect, event_left, event_right - event_left)
-                self.canvas.draw_idle()
+
+        self.canvas.draw_idle()
 
     @overrides
     def closeEvent(self, event):