支持配置四级菜单

ruoyi-admin/src/main/resources/templates/index.html

@@ -64,7 +64,13 @@
 							<a th:if="${#lists.isEmpty(cmenu.children)}" th:class="${cmenu.target == ''} ? |menuItem| : ${cmenu.target}" th:utext="${cmenu.menuName}" th:href="@{${cmenu.url}}">二级菜单</a>
 							<a th:if="${not #lists.isEmpty(cmenu.children)}" href="#">[[${cmenu.menuName}]]<span class="fa arrow"></span></a>
 							<ul th:if="${not #lists.isEmpty(cmenu.children)}" class="nav nav-third-level">
-								<li th:each="emenu : ${cmenu.children}"><a th:class="${emenu.target == ''} ? |menuItem| : ${emenu.target}" th:text="${emenu.menuName}" th:href="@{${emenu.url}}">三级菜单</a></li>
+								<li th:each="emenu : ${cmenu.children}">
+								    <a th:if="${#lists.isEmpty(emenu.children)}" th:class="${emenu.target == ''} ? |menuItem| : ${emenu.target}" th:text="${emenu.menuName}" th:href="@{${emenu.url}}">三级菜单</a>
+								    <a th:if="${not #lists.isEmpty(emenu.children)}" href="#">[[${emenu.menuName}]]<span class="fa arrow"></span></a>
+								    <ul th:if="${not #lists.isEmpty(emenu.children)}" class="nav nav-four-level">
+								      	<li th:each="fmenu : ${emenu.children}"><a th:if="${#lists.isEmpty(fmenu.children)}" th:class="${fmenu.target == ''} ? |menuItem| : ${fmenu.target}" th:text="${fmenu.menuName}" th:href="@{${fmenu.url}}">四级菜单</a></li>
+								    </ul>
+								</li>
 							</ul>
 						</li>
 					</ul>