Pull request #2416: 无JIRA任务 file setEnable问题

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

* commit 'ddac71d40431ed3b1c3518345aa2913fbbf204f0':
  format
  无JIRA任务 file setEnable问题

src/base/single/input/file.js

@@ -696,9 +696,9 @@
         _setEnable: function (enable) {
             BI.File.superclass._setEnable.apply(this, arguments);
             if (enable === true) {
-                this.element.attr("disabled", "disabled");
-            } else {
                 this.element.removeAttr("disabled");
+            } else {
+                this.element.attr("disabled", "disabled");
             }
         }
     });