优化FormBuilder

src/components/FormBuilder/FormBuilder.js

@@ -37,12 +37,17 @@ const FormBuilder = (props) => {
     const timer = setTimeout(() => {
       getPageWidth();
     }, 0);
-    window.addEventListener("resize", getPageWidth);
+
+    if (showActionButtons) {
+      window.addEventListener("resize", getPageWidth);
+    }
     return () => {
-      window.removeEventListener("resize", getPageWidth);
+      if (showActionButtons) {
+        window.removeEventListener("resize", getPageWidth);
+      }
       clearTimeout(timer);
     };
-  }, []);
+  }, [showActionButtons]);
 
   const handleCancel = () => {
     window.history.back();