Merge branch 'features/pca_jaxb_datasetrefs_JAL-3171_JAL-3063_JAL-1767' into develop

[jalview.git] / src / jalview / appletgui / OverviewPanel.java

diff --git a/src/jalview/appletgui/OverviewPanel.java b/src/jalview/appletgui/OverviewPanel.java
index be552c0..5081509 100755 (executable)
--- a/src/jalview/appletgui/OverviewPanel.java
+++ b/src/jalview/appletgui/OverviewPanel.java
@@ -31,6 +31,7 @@ import java.awt.BorderLayout;
 import java.awt.CheckboxMenuItem;
 import java.awt.Cursor;
 import java.awt.Dimension;
+import java.awt.Frame;
 import java.awt.Panel;
 import java.awt.PopupMenu;
 import java.awt.event.ComponentAdapter;
@@ -148,11 +149,16 @@ public class OverviewPanel extends Panel implements Runnable,
     }
     else
     {
+      // don't do anything if the mouse press is in the overview's box
+      // (wait to see if it's a drag instead)
+      // otherwise update the viewport
       if (!od.isPositionInBox(evt.getX(), evt.getY()))
-      {
-        // don't do anything if the mouse press is in the overview's box
-        // (wait to see if it's a drag instead)
-        // otherwise update the viewport
+      { 
+       draggingBox = false;
+
+        // display drag cursor at mouse position
+        setCursor(Cursor.getPredefinedCursor(Cursor.MOVE_CURSOR));
+
         od.updateViewportFromMouse(evt.getX(), evt.getY(),
                 av.getAlignment().getHiddenSequences(),
                 av.getAlignment().getHiddenColumns());
@@ -170,10 +176,7 @@ public class OverviewPanel extends Panel implements Runnable,
   @Override
   public void mouseReleased(MouseEvent evt)
   {
-    if (draggingBox)
-    {
-      draggingBox = false;
-    }
+    draggingBox = false;
   }
 
   @Override
@@ -203,7 +206,7 @@ public class OverviewPanel extends Panel implements Runnable,
                 av.getAlignment().getHiddenSequences(),
                 av.getAlignment().getHiddenColumns());
       }
-      ap.paintAlignment(false);
+      ap.paintAlignment(false, false);
     }
   }
 
@@ -325,9 +328,16 @@ public class OverviewPanel extends Panel implements Runnable,
     try
     {
       av.getRanges().removePropertyChangeListener(this);
+      Frame parent = (Frame) getParent();
+      parent.dispose();
+      parent.setVisible(false);
     } finally
     {
       av = null;
+      if (oviewCanvas != null)
+      {
+        oviewCanvas.dispose();
+      }
       oviewCanvas = null;
       ap = null;
       od = null;