Pull request #1442: DEC-14674 feat: iframe新增EVENT_LOADED事件

Merge in VISUAL/fineui from ~DAILER/fineui:master to master

* commit '654605fccce3b2199c88122a8213de2ce7d2dafa':
  DEC-14674 feat: iframe新增EVENT_LOADED事件

changelog.md

@@ -1,5 +1,6 @@
 # 更新日志
 2.0(2020-08)
+- bi.iframe新增EVENT_LOADED事件
 - 修复了searcher在允许搜索的情况下输入空格直接退出搜索的问题
 - 修复了复选下拉系列'点按空格添加完全匹配项'添加的是显示值而非实际值的问题
 - search_text_value_combo支持水印

src/base/single/iframe/iframe.js

@@ -19,11 +19,14 @@ BI.Iframe = BI.inherit(BI.Single, {
     },
 
     _init: function () {
-        var o = this.options;
+        var self = this, o = this.options;
         o.attributes.frameborder = "0";
         o.attributes.src = o.src;
         o.attributes.name = o.name;
         BI.Iframe.superclass._init.apply(this, arguments);
+        this.element.on("load", function () {
+            self.fireEvent("EVENT_LOADED");
+        });
     },
 
     setSrc: function (src) {