From faa69e6c42789dd6325e18efd83e645bf4882177 Mon Sep 17 00:00:00 2001
From: hades <hades@fanraun.com>
Date: Sat, 18 Sep 2021 11:24:45 +0800
Subject: [PATCH] =?UTF-8?q?REPORT-59719=20=E3=80=9010.0=E3=80=91=E7=82=B9?=
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---
 .../data/datapane/connect/ConnectionComboBoxPanel.java   | 5 +++--
 .../data/datapane/connect/ItemEditableComboBoxPanel.java | 9 +++++++++
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/designer-base/src/main/java/com/fr/design/data/datapane/connect/ConnectionComboBoxPanel.java b/designer-base/src/main/java/com/fr/design/data/datapane/connect/ConnectionComboBoxPanel.java
index 1ce37b4c5..5ed53cef4 100644
--- a/designer-base/src/main/java/com/fr/design/data/datapane/connect/ConnectionComboBoxPanel.java
+++ b/designer-base/src/main/java/com/fr/design/data/datapane/connect/ConnectionComboBoxPanel.java
@@ -87,12 +87,13 @@ public class ConnectionComboBoxPanel extends ItemEditableComboBoxPanel {
      * 刷新ComboBox.items
      */
     protected Iterator<String> items() {
-        nameList = new ArrayList<String>();
-
         ConnectionConfig mgr = ConnectionConfig.getInstance();
         Iterator<String> nameIt = mgr.getConnections().keySet().iterator();
 
         Collection<String> noAuthConnections = WorkContext.getCurrent().get(DBConnectAuth.class).getNoAuthConnections();
+
+        nameList = new ArrayList<>();
+
         if (noAuthConnections == null) {
             return nameList.iterator();
         }
diff --git a/designer-base/src/main/java/com/fr/design/data/datapane/connect/ItemEditableComboBoxPanel.java b/designer-base/src/main/java/com/fr/design/data/datapane/connect/ItemEditableComboBoxPanel.java
index 248d3318c..748e70d6e 100644
--- a/designer-base/src/main/java/com/fr/design/data/datapane/connect/ItemEditableComboBoxPanel.java
+++ b/designer-base/src/main/java/com/fr/design/data/datapane/connect/ItemEditableComboBoxPanel.java
@@ -91,6 +91,9 @@ public abstract class ItemEditableComboBoxPanel extends JPanel {
 			refreshWorker.cancel(true);
 		}
 
+		// 记录原来选中的Item,重新加载后需要再次选中
+		Object lastSelectedItem = itemComboBox.getSelectedItem();
+
 		DefaultComboBoxModel model = ((DefaultComboBoxModel) itemComboBox.getModel());
 		model.removeAllElements();
 
@@ -98,6 +101,12 @@ public abstract class ItemEditableComboBoxPanel extends JPanel {
 		model.addElement(EMPTY);
 		model.addElement(PENDING);
 
+		// 存在两种场景之前只考虑了填充场景 有populate会填充下 把这边的填充逻辑删了 所以没有问题
+		// 如果是纯通过刷新按钮 没有populate 需要手动设置下上次选中的内容
+		if (lastSelectedItem != null) {
+			model.setSelectedItem(lastSelectedItem);
+		}
+
 		refreshWorker = new SwingWorker<Iterator<String>, Void>() {
 			@Override
 			protected Iterator<String> doInBackground() throws Exception {