Merge branch 'bug/JAL-2621' into develop

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

diff --git a/src/jalview/gui/OverviewPanel.java b/src/jalview/gui/OverviewPanel.java
index 51d7a84..9d0a55d 100755 (executable)
--- a/src/jalview/gui/OverviewPanel.java
+++ b/src/jalview/gui/OverviewPanel.java
@@ -40,8 +40,10 @@ import java.awt.event.MouseAdapter;
 import java.awt.event.MouseEvent;
 import java.awt.event.MouseMotionAdapter;
 import java.beans.PropertyChangeEvent;
+import java.beans.PropertyVetoException;
 
 import javax.swing.JCheckBoxMenuItem;
+import javax.swing.JInternalFrame;
 import javax.swing.JPanel;
 import javax.swing.JPopupMenu;
 import javax.swing.SwingUtilities;
@@ -84,7 +86,7 @@ public class OverviewPanel extends JPanel
     this.ap = alPanel;
 
     showHidden = Cache.getDefault(Preferences.SHOW_OV_HIDDEN_AT_START,
-            true);
+            false);
     if (showHidden)
     {
       od = new OverviewDimensionsShowHidden(av.getRanges(),
@@ -110,7 +112,7 @@ public class OverviewPanel extends JPanel
 
     // without this the overview window does not size to fit the overview canvas
     setPreferredSize(new Dimension(od.getWidth(), od.getHeight()));
-
+    
     addComponentListener(new ComponentAdapter()
     {
       @Override
@@ -170,15 +172,21 @@ public class OverviewPanel extends JPanel
       {
         if (od.isPositionInBox(evt.getX(), evt.getY()))
         {
-          // display drag cursor at mouse position
-          setCursor(Cursor.getPredefinedCursor(Cursor.MOVE_CURSOR));
+          /*
+           * using HAND_CURSOR rather than DRAG_CURSOR 
+           * as the latter is not supported on Mac
+           */
+          getParent().setCursor(
+                  Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
         }
         else
         {
           // reset cursor
-          setCursor(Cursor.getPredefinedCursor(Cursor.DEFAULT_CURSOR));
+          getParent().setCursor(
+                  Cursor.getPredefinedCursor(Cursor.CROSSHAIR_CURSOR));
         }
       }
+
     });
 
     addMouseListener(new MouseAdapter()
@@ -201,9 +209,15 @@ public class OverviewPanel extends JPanel
           if (!od.isPositionInBox(evt.getX(), evt.getY()))
           {
             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());
+            getParent().setCursor(
+                    Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
           }
           else
           {
@@ -223,6 +237,13 @@ public class OverviewPanel extends JPanel
           showPopupMenu(evt);
         }
       }
+
+      @Override
+      public void mouseReleased(MouseEvent evt)
+      {
+        draggingBox = false;
+      }
+
     });
   }
 
@@ -327,6 +348,22 @@ public class OverviewPanel extends JPanel
    * changed
    * 
    */
+  private void setBoxPositionOnly()
+  {
+    if (od != null)
+    {
+      int oldX = od.getBoxX();
+      int oldY = od.getBoxY();
+      int oldWidth = od.getBoxWidth();
+      int oldHeight = od.getBoxHeight();
+      od.setBoxPosition(av.getAlignment().getHiddenSequences(),
+              av.getAlignment().getHiddenColumns());
+      repaint(oldX - 1, oldY - 1, oldWidth + 2, oldHeight + 2);
+      repaint(od.getBoxX(), od.getBoxY(), od.getBoxWidth(),
+              od.getBoxHeight());
+    }
+  }
+
   private void setBoxPosition()
   {
     if (od != null)
@@ -340,7 +377,7 @@ public class OverviewPanel extends JPanel
   @Override
   public void propertyChange(PropertyChangeEvent evt)
   {
-    setBoxPosition();
+    setBoxPositionOnly();
   }
 
   /**
@@ -350,8 +387,22 @@ public class OverviewPanel extends JPanel
   {
     try
     {
-      av.getRanges().removePropertyChangeListener(this);
+      if (av != null)
+      {
+        av.getRanges().removePropertyChangeListener(this);
+      }
+
       oviewCanvas.dispose();
+
+      /*
+       * close the parent frame (which also removes it from the
+       * Desktop Windows menu)
+       */
+      ((JInternalFrame) SwingUtilities.getAncestorOfClass(
+              JInternalFrame.class, (this))).setClosed(true);
+    } catch (PropertyVetoException e)
+    {
+      // ignore
     } finally
     {
       progressPanel = null;