Pull request #1523: 无JIRA任务 bugfix

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

* commit 'c51cd9cee72db82882a998a8aee4ab9c2de8180f':
  bugfix

src/base/combination/combo.js

@@ -250,7 +250,9 @@
                             st(e);
                         });
                         self.element.off("blur." + self.getName()).on("blur." + self.getName(), function (e) {
-                            self._hideView(e);
+                            if (self.isViewVisible()) {
+                                self._hideView(e);
+                            }
                             st(e);
                         });
                         break;