From 30f09d8fd0c3020533131697f5c8acb5f1ecc487 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=96=B9=E7=A3=8A?= <294531121@qq.com>
Date: Mon, 11 Oct 2021 15:57:21 +0800
Subject: [PATCH] =?UTF-8?q?REPORT-60528=20=E5=86=B3=E7=AD=96=E6=8A=A5?=
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---
 .../layout/FRCardMainBorderLayoutAdapter.java | 20 ++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/designer-form/src/main/java/com/fr/design/designer/beans/adapters/layout/FRCardMainBorderLayoutAdapter.java b/designer-form/src/main/java/com/fr/design/designer/beans/adapters/layout/FRCardMainBorderLayoutAdapter.java
index 742d6b8f41..726c397060 100644
--- a/designer-form/src/main/java/com/fr/design/designer/beans/adapters/layout/FRCardMainBorderLayoutAdapter.java
+++ b/designer-form/src/main/java/com/fr/design/designer/beans/adapters/layout/FRCardMainBorderLayoutAdapter.java
@@ -4,7 +4,10 @@ import com.fr.design.designer.creator.XCreator;
 import com.fr.design.designer.creator.XLayoutContainer;
 import com.fr.design.designer.creator.cardlayout.XWCardTagLayout;
 import com.fr.design.dialog.FineJOptionPane;
+import com.fr.design.file.HistoryTemplateListPane;
 import com.fr.design.form.layout.FRBorderLayout;
+import com.fr.design.mainframe.JTemplate;
+import com.fr.design.ui.util.UIUtil;
 import com.fr.general.ComparatorUtils;
 
 import java.awt.BorderLayout;
@@ -61,7 +64,22 @@ public class FRCardMainBorderLayoutAdapter extends FRBorderLayoutAdapter {
     private boolean isBeyondMinConstraint(int minConstraint, int value) {
         if (minConstraint > value) {
             FineJOptionPane.showMessageDialog(null, com.fr.design.i18n.Toolkit.i18nText("Fine-Design_Form_Beyond_Tablayout_Bounds"));
-            container.setSize(container.getBackupBound().getSize());
+            if (container.getBackupBound() != null) {
+                // 手动拖动导致变矮的场景
+                container.setSize(container.getBackupBound().getSize());
+            } else {
+                // 自适应布局平分高度导致变矮的场景
+                UIUtil.invokeLaterIfNeeded(new Runnable() {
+                    @Override
+                    public void run() {
+                        JTemplate<?, ?> jt = HistoryTemplateListPane.getInstance().getCurrentEditingTemplate();
+                        if (jt != null) {
+                            jt.undo();
+                        }
+                    }
+                });
+
+            }
             return true;
         } else {
             return false;