From f8c8c6da9957d31263a7897adab4b0420f81c79c Mon Sep 17 00:00:00 2001
From: juhaoyu <2335173323@qq.com>
Date: Wed, 21 Jun 2017 09:05:59 +0800
Subject: [PATCH] =?UTF-8?q?=E5=88=B7=E6=96=B0=E6=8E=A7=E4=BB=B6=E6=A0=8F?=
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---
 .../com/fr/design/mainframe/FormParaPane.java | 38 +++++++++++++++++--
 1 file changed, 34 insertions(+), 4 deletions(-)

diff --git a/designer_form/src/com/fr/design/mainframe/FormParaPane.java b/designer_form/src/com/fr/design/mainframe/FormParaPane.java
index ddf5794c8c..9fab17cfd0 100644
--- a/designer_form/src/com/fr/design/mainframe/FormParaPane.java
+++ b/designer_form/src/com/fr/design/mainframe/FormParaPane.java
@@ -1,16 +1,23 @@
 package com.fr.design.mainframe;
 
-import com.fr.design.constants.UIConstants;
 import com.fr.design.ExtraDesignClassManager;
+import com.fr.design.constants.UIConstants;
+import com.fr.design.designer.creator.XCreatorUtils;
+import com.fr.design.fun.CellWidgetOptionProvider;
 import com.fr.design.gui.core.UserDefinedWidgetOption;
 import com.fr.design.gui.core.WidgetOption;
 import com.fr.design.gui.ibutton.UIButton;
 import com.fr.design.gui.ilable.UILabel;
-import com.fr.design.designer.creator.XCreatorUtils;
+import com.fr.design.utils.gui.LayoutUtils;
 import com.fr.form.ui.*;
+import com.fr.general.GeneralContext;
 import com.fr.general.Inter;
+import com.fr.plugin.context.PluginContext;
+import com.fr.plugin.injectable.PluginModule;
+import com.fr.plugin.manage.PluginFilter;
+import com.fr.plugin.observer.PluginEvent;
+import com.fr.plugin.observer.PluginEventListener;
 import com.fr.stable.ArrayUtils;
-import com.fr.design.utils.gui.LayoutUtils;
 
 import javax.swing.*;
 import java.awt.*;
@@ -41,7 +48,30 @@ public class FormParaPane extends JPanel {
 
 
     private FormDesigner designer;
-
+    
+    static {
+        listenPluginChange();
+    }
+    
+    private static void listenPluginChange() {
+        
+        GeneralContext.listenPluginRunningChanged(new PluginEventListener() {
+            
+            @Override
+            public void on(PluginEvent event) {
+                
+                THIS = null;
+            }
+        }, new PluginFilter() {
+            
+            @Override
+            public boolean accept(PluginContext context) {
+                
+                return context.contain(PluginModule.ExtraDesign, CellWidgetOptionProvider.XML_TAG);
+            }
+        });
+    }
+    
     public static final FormParaPane getInstance(FormDesigner designer) {
         if(THIS == null) {
             THIS = new FormParaPane();