Merge pull request #709 in BA/design from ~PLOUGH/design:release to release

* commit '8601b94792b31c20e5dcf04e20e466f8d776bfb8':
  REPORT-1898 设计器单元格属性表-其他属性 设置显示内容为下载链接显示二进制的时候,下面的文件名输入框输入一个字符就失焦

designer/src/com/fr/design/mainframe/CellElementPropertyPane.java

@@ -108,8 +108,10 @@ public class CellElementPropertyPane extends DockingView {
     }
 
     public void reInit(ElementCasePane ePane) {
-        this.add(titlePane, BorderLayout.NORTH);
-        this.add(cellElementEditPane, BorderLayout.CENTER);
+        if (titlePane.getParent() == null) {  // 如果处于隐藏状态，则让其显示
+            this.add(titlePane, BorderLayout.NORTH);
+            this.add(cellElementEditPane, BorderLayout.CENTER);
+        }
         cellElementEditPane.populate(ePane);
     }