页面嵌入编辑器样式修改

@CONTROL/表单/CONTROL-BASE.vue#DETAIL_IFRAME.ftl

-<div v-show="detailsModel.${item.name}.visible" :style="{height:${item.getContentHeight()}px;}">
+<div v-show="detailsModel.${item.name}.visible"
+<#if item.getContentWidth()>
+    :style="height:${item.getContentHeight()}px;width:${item.getContentHeight()}px"
+<#else>
+    :style="height:${item.getContentHeight()}px;width:100%"
+</#if>
+>
     <iframe src='${item.getIFrameUrl()}'></iframe>
-</div>
+</div>
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