diff --git a/designer-base/src/main/java/com/fr/design/data/datapane/ChoosePane.java b/designer-base/src/main/java/com/fr/design/data/datapane/ChoosePane.java
index 6460cadb9..2a8446f89 100644
--- a/designer-base/src/main/java/com/fr/design/data/datapane/ChoosePane.java
+++ b/designer-base/src/main/java/com/fr/design/data/datapane/ChoosePane.java
@@ -1,7 +1,6 @@
 package com.fr.design.data.datapane;
 
 import com.fr.base.TableData;
-import com.fr.concurrent.NamedThreadFactory;
 import com.fr.data.core.DataCoreUtils;
 import com.fr.data.core.db.DBUtils;
 import com.fr.data.core.db.TableProcedure;
@@ -18,7 +17,7 @@ import com.fr.design.data.datapane.preview.PreviewLabel.Previewable;
 import com.fr.design.data.datapane.preview.PreviewTablePane;
 import com.fr.design.data.tabledata.Prepare4DataSourceChange;
 import com.fr.design.dialog.FineJOptionPane;
-import com.fr.design.gui.icombobox.SearchPreTaskTreeComboBox;
+import com.fr.design.gui.icombobox.FRTreeComboBox;
 import com.fr.design.gui.icombobox.FilterableComboBoxModel;
 import com.fr.design.gui.icombobox.UIComboBox;
 import com.fr.design.gui.icombobox.UIComboBoxEditor;
@@ -60,10 +59,6 @@ import java.util.Collection;
 import java.util.Enumeration;
 import java.util.List;
 import java.util.Set;
-import java.util.concurrent.Callable;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-import java.util.concurrent.FutureTask;
 
 /**
  * @author zhou
@@ -85,25 +80,20 @@ public class ChoosePane extends BasicBeanPane<DataBaseItems> implements Refresha
     /**
      * 表名
      */
-    protected SearchPreTaskTreeComboBox tableNameComboBox;
+    protected FRTreeComboBox tableNameComboBox;
 
     private SwingWorker populateWorker;
 
-    private static final ExecutorService SERVICE = Executors.newSingleThreadExecutor(new NamedThreadFactory("ChoosePaneThread"));
-
     private PopupMenuListener popupMenuListener = new PopupMenuListener() {
 
         @Override
         public void popupMenuWillBecomeVisible(PopupMenuEvent e) {
-            FutureTask<Void> task = new FutureTask<Void>(new Callable() {
+            new Thread() {
                 @Override
-                public Object call() {
+                public void run() {
                     calculateTableDataNames();
-                    return null;
                 }
-            });
-            SERVICE.submit(task);
-            tableNameComboBox.setPreSearchTask(task);
+            }.start();
         }
 
         @Override
@@ -167,7 +157,7 @@ public class ChoosePane extends BasicBeanPane<DataBaseItems> implements Refresha
         schemaBox = new StringUIComboBox();
         schemaBox.setEditor(new ComboBoxEditor());
 
-        tableNameComboBox = new SearchPreTaskTreeComboBox(new JTree(new DefaultMutableTreeNode()), tableNameTreeRenderer, false);
+        tableNameComboBox = new FRTreeComboBox(new JTree(new DefaultMutableTreeNode()), tableNameTreeRenderer, false);
         tableNameComboBox.setEditable(true);
         tableNameComboBox.setRenderer(listCellRenderer);
         registerDSChangeListener();