无JIRA singletree.combo 支持传入popup属性, maxHeight之类的

packages/fineui/src/widget/singletree/singletree.combo.js

@@ -33,7 +33,10 @@ export class SingleTreeCombo extends Widget {
             items: [],
             value: "",
             allowClear: false,
-            popup: {}
+            popup: {
+                maxHeight: 400,
+                minHeight: 240,
+            }
         });
     }