From 6328a7d843ddeaa8417f895d9f0c13ed846cdada Mon Sep 17 00:00:00 2001
From: James Chu <marchuqq@gmail.com>
Date: Wed, 13 Dec 2023 16:12:08 +0800
Subject: [PATCH] refine ZK-5018

---
 zk/src/main/java/org/zkoss/zk/ui/metainfo/Parser.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/zk/src/main/java/org/zkoss/zk/ui/metainfo/Parser.java b/zk/src/main/java/org/zkoss/zk/ui/metainfo/Parser.java
index 72f58ad4ec..975351a182 100644
--- a/zk/src/main/java/org/zkoss/zk/ui/metainfo/Parser.java
+++ b/zk/src/main/java/org/zkoss/zk/ui/metainfo/Parser.java
@@ -1109,6 +1109,7 @@ private static String modifyAttrValueIfSimplified(String attrName, String attrVa
 				String nm = null;
 				char quot = (char) 0;
 				int paramIndex = -1;
+				int inRoundBrackets = 0;
 				for (int j = 0;; ++j) {
 					if (j >= len) {
 						modifiedCommandPropertySb.append(modifyAttrValueIfSimplified0(nm, sb.toString().trim(), paramIndex, isNamedParam));
@@ -1127,12 +1128,16 @@ private static String modifyAttrValueIfSimplified(String attrName, String attrVa
 							sb.setLength(0); //cleanup
 							paramIndex++;
 							continue; //next name=value
-						} else if (cc == '=') {
+						} else if (cc == '=' && inRoundBrackets == 0) {
 							nm = sb.toString().trim(); //name found
 							sb.setLength(0); //cleanup
 							continue; //parse value
 						} else if (cc == '\'' || cc == '"') {
 							quot = cc;
+						} else if (cc == '(') {
+							inRoundBrackets++;
+						} else if (cc == ')') {
+							inRoundBrackets--;
 						}
 					} else if (cc == quot) {
 						quot = (char) 0;