去掉子层级，修改批注层级。

XHWK.WKTool/ScreenRecordingToolbarWindow.xaml.cs

                 Thread.Sleep(100);
                 Dispatcher.Invoke(() =>
                 {
-                    Owner = APP.W_PracticeWindow;
+                    //Owner = APP.W_PracticeWindow;
                     Topmost = true;
                 });
             }))).Start();
                 APP.W_XHMicroLessonSystemWindow = new XHMicroLessonSystemWindow();
             }
             APP.W_XHMicroLessonSystemWindow.InitializeKeyDownEvent();
-            APP.W_XHMicroLessonSystemWindow.InitPen(); 
+            APP.W_XHMicroLessonSystemWindow.InitPen();
             APP.W_XHMicroLessonSystemWindow.InitTQLPPen();
             APP.W_XHMicroLessonSystemWindow.Show();
             if (!IsFirstRS)
             float DIPY = graphics.DpiY;
             APP.W_ScreenRecordingToolbarWindow.Left = PrimaryScreen.WorkingArea.Width / (DIP / 96) - APP.W_ScreenRecordingToolbarWindow.Width + 10;
             gridToobar.Visibility = Visibility.Visible;
+            APP.W_ScreenRecordingToolbarWindow.Topmost = true;
         }
         #endregion
 
                                     Left = 0,
                                     Top = 0
                                 };
-                            //practiceWin.Owner = this;
-                        }
-                        //APP.W_PracticeWindow.InitPen();
-                        //APP.W_PracticeWindow.InitTQLPPen();
-                        APP.W_PracticeWindow.Initialize();// imagePath);
-                        flg = 11;
+                                //practiceWin.Owner = this;
+                            }
+                            //APP.W_PracticeWindow.InitPen();
+                            //APP.W_PracticeWindow.InitTQLPPen();
+                            APP.W_PracticeWindow.Initialize();// imagePath);
+                            flg = 11;
+                            
                             APP.W_PracticeWindow.Blue();
                             APP.W_PracticeWindow.Show();
+                            APP.W_PracticeWindow.Topmost = true;
+                            APP.W_PracticeWindow.Focus();
                         });
+                  
+              
                         new Thread(new ThreadStart(new Action(() =>
                         {
-                            Thread.Sleep(100);
                             Dispatcher.Invoke(() =>
                             {
-                                Owner = APP.W_PracticeWindow;
+                                APP.W_PracticeWindow.Topmost = false;
+                            });
+                            Thread.Sleep(500);
+                            Dispatcher.Invoke(() =>
+                            {
+                                //Owner = APP.W_PracticeWindow;
                                 Topmost = true;
                             });
                         }))).Start();
                         Thread.Sleep(100);
                         Dispatcher.Invoke(() =>
                         {
-                            Owner = APP.W_PracticeWindow;
+                            //Owner = APP.W_PracticeWindow;
                             Topmost = true;
                         });
                     }))).Start();
                         Thread.Sleep(100);
                         Dispatcher.Invoke(() =>
                         {
-                            Owner = APP.W_PracticeWindow;
+                            //Owner = APP.W_PracticeWindow;
                             Topmost = true;
                         });
                     }))).Start();
 
         private void gridToobarTwo_MouseLeave(object sender, System.Windows.Input.MouseEventArgs e)
         {
-            if(BtnRecordingScreen.ToolTip.ToString().Equals ("暂停")&& gridToobar.Visibility == Visibility.Visible)
+            if (BtnRecordingScreen.ToolTip.ToString().Equals("暂停") && gridToobar.Visibility == Visibility.Visible)
             {
                 if (APP.IsHideSRTool)
                 {