X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fapi%2FAlignCalcManagerI.java;fp=src%2Fjalview%2Fapi%2FAlignCalcManagerI.java;h=1eedc74cbb0488f913a9cf0064fb536fc8ec5b93;hb=f61b2748a32ef03e687abc37b97640873c2e44aa;hp=a7b17c668dd5f056e7853813cf6a01a04ad59046;hpb=657cc1b42f3b48c900ce5cacdd1495f772791561;p=jalview.git

diff --git a/src/jalview/api/AlignCalcManagerI.java b/src/jalview/api/AlignCalcManagerI.java
index a7b17c6..1eedc74 100644
--- a/src/jalview/api/AlignCalcManagerI.java
+++ b/src/jalview/api/AlignCalcManagerI.java
@@ -105,4 +105,14 @@ public interface AlignCalcManagerI
    */
   boolean startRegisteredWorkersOfClass(Class workerClass);
 
+  /**
+   * work out if there is an instance of a worker that is *waiting* to start
+   * calculating
+   *
+   * @param workingClass
+   * @return true if workingClass is already waiting to calculate. false if it
+   *         is calculating, or not queued.
+   */
+  boolean isPending(AlignCalcWorkerI workingClass);
+
 }