From adc2be3afd76ca3b4183d1fd60fc6e7b1ff6b676 Mon Sep 17 00:00:00 2001
From: jiayulong <jiayulong@hivekion.com>
Date: Wed, 29 Apr 2026 15:20:23 +0800
Subject: [PATCH] =?UTF-8?q?=E6=A0=A1=E6=AD=A3=E7=BA=BF=E6=AE=B5=E5=88=A0?=
 =?UTF-8?q?=E9=99=A4=E5=90=8E=EF=BC=8C=E7=BD=AE=E4=B8=BAnull=E5=B9=B6?=
 =?UTF-8?q?=E5=88=B7=E6=96=B0?=
MIME-Version: 1.0
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---
 logPlus/qmycustomplot.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/logPlus/qmycustomplot.cpp b/logPlus/qmycustomplot.cpp
index 6982de0..781daa8 100644
--- a/logPlus/qmycustomplot.cpp
+++ b/logPlus/qmycustomplot.cpp
@@ -4888,7 +4888,9 @@ void QMyCustomPlot::s_DelSelectShiftLineFromPlot(QString strUuid, QString strSlf
     {
         TransparentDraggableLine *pDraggableLine = (TransparentDraggableLine *)m_SelectShiftLine;
         pDraggableLine->deleteRect();
+        m_SelectShiftLine = nullptr;
     }
+    replot();
 }
 
 //清除全部分段线
@@ -4914,7 +4916,9 @@ void QMyCustomPlot::s_DelAllShiftLineFromPlot(QString strUuid, QString strSlfNam
         pDraggableLine = (TransparentDraggableLine*)it.value();
         it++;
         pDraggableLine->deleteRect();
+        m_SelectShiftLine = nullptr;
     }
+    this->replot();
 }
 
 //执行校正