Cancel added

diff --git a/src/jalview/io/DasSequenceFeatureFetcher.java b/src/jalview/io/DasSequenceFeatureFetcher.java
index 3186002..664f6a7 100755 (executable)
--- a/src/jalview/io/DasSequenceFeatureFetcher.java
+++ b/src/jalview/io/DasSequenceFeatureFetcher.java
@@ -52,8 +52,10 @@ public class DasSequenceFeatureFetcher
 {\r
   SequenceI[] sequences;\r
   AlignFrame af;\r
+  FeatureSettings fsettings;\r
   StringBuffer sbuffer = new StringBuffer();\r
   Vector selectedSources;\r
+  boolean cancelled = false;\r
 \r
   long startTime;\r
 \r
@@ -65,12 +67,12 @@ public class DasSequenceFeatureFetcher
    * @param ap DOCUMENT ME!\r
    */\r
   public DasSequenceFeatureFetcher(SequenceI[] sequences,\r
-                                   final AlignFrame af,\r
+                                   FeatureSettings fsettings,\r
                                    Vector selectedSources)\r
   {\r
     this.selectedSources = selectedSources;\r
     this.sequences = sequences;\r
-    this.af = af;\r
+    this.af = fsettings.af;\r
 \r
     int uniprotCount = 0;\r
     for (int i = 0; i < selectedSources.size(); i++)\r
@@ -145,6 +147,7 @@ public class DasSequenceFeatureFetcher
     */\r
    void startFetching()\r
    {\r
+     cancelled = false;\r
      startTime = System.currentTimeMillis();\r
      af.setProgressBar("Fetching DAS Sequence Features", startTime);\r
 \r
@@ -180,7 +183,9 @@ public class DasSequenceFeatureFetcher
 \r
        sourcesRemaining = selectedSources.size();\r
        //Now sending requests one at a time to each server\r
-       for (int sourceIndex = 0; sourceIndex < selectedSources.size();\r
+       for (int sourceIndex = 0;\r
+            sourceIndex < selectedSources.size()\r
+            && !cancelled;\r
             sourceIndex++)\r
        {\r
          DasSource dasSource = (DasSource) selectedSources.elementAt(\r
@@ -190,12 +195,20 @@ public class DasSequenceFeatureFetcher
        }\r
    }\r
 \r
+   public void cancel()\r
+   {\r
+     af.setProgressBar("DAS Feature Fetching Cancelled", startTime);\r
+     cancelled = true;\r
+   }\r
+\r
    int sourcesRemaining=0;\r
    void responseComplete(DasSource dasSource, SequenceI seq)\r
    {\r
      if (seq != null)\r
      {\r
-       for (int seqIndex = 0; seqIndex < sequences.length-1; seqIndex++)\r
+       for (int seqIndex = 0;\r
+            seqIndex < sequences.length-1\r
+            && !cancelled; seqIndex++)\r
        {\r
          if (sequences[seqIndex] == seq)\r
          {\r
@@ -213,6 +226,8 @@ public class DasSequenceFeatureFetcher
 \r
        if(af.featureSettings!=null)\r
          af.featureSettings.setTableData();\r
+\r
+       fsettings.complete();\r
      }\r
 \r
    }\r