Inspired by Stackoverflow #61292598 - Expose if a Named Range is hidden or not

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1876722 13f79535-47bb-0310-9956-ffa450edef68

src/java/org/apache/poi/hssf/usermodel/HSSFName.java

@@ -264,6 +264,16 @@ public final class HSSFName implements Name {
         return _definedNameRec.isFunctionName();
     }
 
+    /**
+     * Checks if this name is hidden, eg one of the built-in Excel
+     *  internal names
+     *
+     * @return true if this name is a hidden one
+     */
+    public boolean isHidden() {
+        return _definedNameRec.isHiddenName();
+    }
+
     public String toString() {
         return getClass().getName() + " [" +
                 _definedNameRec.getNameText() +

src/java/org/apache/poi/ss/usermodel/Name.java

@@ -158,6 +158,14 @@ public interface Name {
      */
     boolean isDeleted();
 
+    /**
+     * Checks if this name is hidden, eg one of the built-in Excel
+     *  internal names
+     *
+     * @return <code>true</code> if the name is a hidden name, <code>false</code> otherwise
+     */
+    boolean isHidden();
+
     /**
      * Tell Excel that this name applies to the worksheet with the specified index instead of the entire workbook.
      *

src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFName.java

@@ -305,6 +305,16 @@ public final class XSSFName implements Name {
         return getFunction();
     }
 
+    /**
+     * Checks if this name is hidden, eg one of the built-in Excel
+     *  internal names
+     *
+     * @return true if this name is a hidden one
+     */
+    public boolean isHidden() {
+        return _ctName.getHidden();
+    }
+
     /**
      * Returns the comment the user provided when the name was created.
      *