X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fapi%2FAlignmentColsCollectionI.java;h=06b16753046fe843df059198fb5fca5b84ef4d1d;hb=299d07a9554a3661d44395aa2c6bad9cecd10bf0;hp=603da98a204b1686906b3504f07b912b74ae7ebe;hpb=136c0793b90b72b928c4d77dc109dd5c644e00d3;p=jalview.git

diff --git a/src/jalview/api/AlignmentColsCollectionI.java b/src/jalview/api/AlignmentColsCollectionI.java
index 603da98..06b1675 100644
--- a/src/jalview/api/AlignmentColsCollectionI.java
+++ b/src/jalview/api/AlignmentColsCollectionI.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;
 
 public interface AlignmentColsCollectionI extends Iterable<Integer>
@@ -10,4 +30,11 @@ public interface AlignmentColsCollectionI extends Iterable<Integer>
    * @return true if the column at the position is hidden
    */
   public boolean isHidden(int c);
+
+  /**
+   * Answers if any column in this collection is hidden
+   * 
+   * @return true if there is at least 1 hidden column
+   */
+  public boolean hasHidden();
 }