X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fapi%2FAlignmentRowsCollectionI.java;h=fbf6cebb6d2dfe39397ee08da534875ad3f1249c;hb=a2926674d871f1e06760b677c4cc3b171d72902b;hp=09b039d5b8cd9d627b96456ffb135aeaeda34f9c;hpb=7dfc6aec87248b15f6a01c5eb1584f39f21d4233;p=jalview.git

diff --git a/src/jalview/api/AlignmentRowsCollectionI.java b/src/jalview/api/AlignmentRowsCollectionI.java
index 09b039d..fbf6ceb 100644
--- a/src/jalview/api/AlignmentRowsCollectionI.java
+++ b/src/jalview/api/AlignmentRowsCollectionI.java
@@ -1,3 +1,23 @@
+/*
+ * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$)
+ * Copyright (C) $$Year-Rel$$ The Jalview Authors
+ * 
+ * This file is part of Jalview.
+ * 
+ * Jalview is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License 
+ * as published by the Free Software Foundation, either version 3
+ * of the License, or (at your option) any later version.
+ *  
+ * Jalview is distributed in the hope that it will be useful, but 
+ * WITHOUT ANY WARRANTY; without even the implied warranty 
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+ * PURPOSE.  See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with Jalview.  If not, see <http://www.gnu.org/licenses/>.
+ * The Jalview Authors are detailed in the 'AUTHORS' file.
+ */
 package jalview.api;
 
 import jalview.datamodel.SequenceI;
@@ -14,6 +34,13 @@ public interface AlignmentRowsCollectionI extends Iterable<Integer>
   public boolean isHidden(int r);
 
   /**
+   * Answers if any row in this collection is hidden
+   * 
+   * @return true if there is at least 1 hidden row
+   */
+  public boolean hasHidden();
+
+  /**
    * Answers the sequence at the given position in the alignment
    * 
    * @param r