add：自定义布局 - a9

@VIEW/@MACRO/LAYOUTPANEL_VIEW.template.ftl

@@ -6,6 +6,7 @@
 ${P.getLayoutCode('VIEW.vue').code}
 <#else>
 <#assign layoutPanel = view.getPSViewLayoutPanel() />
+<#if layoutPanel??>
 <#if layoutPanel.getPSLayout()?? && layoutPanel.getPSLayout().getLayout()?? layoutPanel.getPSLayout().getLayout() == "FLEX">
     <#assign rootStyle = "height: '100%'; width: '100%';'display': 'flex';'flex-direction': 'column';" />
 <#else>
@@ -19,4 +20,5 @@ ${P.getLayoutCode('VIEW.vue').code}
     </#if>
 </div>
 </#if>
+</#if>
 </template>
\ No newline at end of file