X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=srcjar%2Ffr%2Forsay%2Flri%2Fvarna%2Fcomponents%2FReorderableJList.java;fp=srcjar%2Ffr%2Forsay%2Flri%2Fvarna%2Fcomponents%2FReorderableJList.java;h=0000000000000000000000000000000000000000;hb=4f77328104498504339216829abf5ea87e2791ec;hp=791c45183adae1d6cf3e1fb7eac33db3e5e2d608;hpb=2b8c0785318a3528e1876e8e2dd48b7d831eae69;p=jalview.git

diff --git a/srcjar/fr/orsay/lri/varna/components/ReorderableJList.java b/srcjar/fr/orsay/lri/varna/components/ReorderableJList.java
deleted file mode 100644
index 791c451..0000000
--- a/srcjar/fr/orsay/lri/varna/components/ReorderableJList.java
+++ /dev/null
@@ -1,219 +0,0 @@
-package fr.orsay.lri.varna.components;
-
-import java.awt.Color;
-import java.awt.Component;
-import java.awt.Cursor;
-import java.awt.Graphics;
-import java.awt.Point;
-import java.awt.Rectangle;
-import java.awt.datatransfer.DataFlavor;
-import java.awt.datatransfer.Transferable;
-import java.awt.datatransfer.UnsupportedFlavorException;
-import java.awt.dnd.DnDConstants;
-import java.awt.dnd.DragGestureEvent;
-import java.awt.dnd.DragGestureListener;
-import java.awt.dnd.DragGestureRecognizer;
-import java.awt.dnd.DragSource;
-import java.awt.dnd.DragSourceDragEvent;
-import java.awt.dnd.DragSourceDropEvent;
-import java.awt.dnd.DragSourceEvent;
-import java.awt.dnd.DragSourceListener;
-import java.awt.dnd.DropTarget;
-import java.awt.dnd.DropTargetDragEvent;
-import java.awt.dnd.DropTargetDropEvent;
-import java.awt.dnd.DropTargetEvent;
-import java.awt.dnd.DropTargetListener;
-import java.io.IOException;
-
-import javax.swing.DefaultListCellRenderer;
-import javax.swing.DefaultListModel;
-import javax.swing.JList;
-
-public class ReorderableJList extends JList 
-implements DragSourceListener, DropTargetListener, DragGestureListener {
-
-static DataFlavor localObjectFlavor;
-static {
-    try {
-        localObjectFlavor =
-            new DataFlavor (DataFlavor.javaJVMLocalObjectMimeType);
-    } catch (ClassNotFoundException cnfe) { cnfe.printStackTrace(); } 
-} 
-static DataFlavor[] supportedFlavors = { localObjectFlavor }; 
-DragSource dragSource; 
-DropTarget dropTarget; 
-int dropTargetIndex; 
-int draggedIndex = -1;
-
-public ReorderableJList () {
-    super();
-    setCellRenderer (new ReorderableListCellRenderer());
-    setModel (new DefaultListModel());
-    dragSource = new DragSource();
-    DragGestureRecognizer dgr =
-        dragSource.createDefaultDragGestureRecognizer (this,
-                                   DnDConstants.ACTION_MOVE,
-                                                       this);
-    dropTarget = new DropTarget (this, this);
-}
-
-// DragGestureListener
-public void dragGestureRecognized (DragGestureEvent dge) {
-    //System.out.println ("dragGestureRecognized");
-    // find object at this x,y
-    Point clickPoint = dge.getDragOrigin();
-    int index = locationToIndex(clickPoint);
-    if (index == -1)
-        return;
-    Object target = getModel().getElementAt(index);
-    Transferable trans = new RJLTransferable (target);
-    draggedIndex = index;
-    dragSource.startDrag (dge,Cursor.getDefaultCursor(),
-                          trans, this);
-}
-// DragSourceListener events
-public void dragDropEnd (DragSourceDropEvent dsde) {
-   //System.out.println ("dragDropEnd()");
-   dropTargetIndex = -1;
-   draggedIndex = -1;
-   repaint();
-}
-public void dragEnter (DragSourceDragEvent dsde) {}
-public void dragExit (DragSourceEvent dse) {}
-public void dragOver (DragSourceDragEvent dsde) {}
-public void dropActionChanged (DragSourceDragEvent dsde) {}
-// DropTargetListener events
-public void dragEnter (DropTargetDragEvent dtde) {
-    //System.out.println ("dragEnter");
-    if (dtde.getSource() != dropTarget)
-        dtde.rejectDrag();
-    else {
-        dtde.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE);
-        //System.out.println ("accepted dragEnter");
-    }
-}
-public void dragExit (DropTargetEvent dte) {}
-
-public void dropActionChanged (DropTargetDragEvent dtde) {}
-
-public void dragOver (DropTargetDragEvent dtde) { 
-    // figure out which cell it's over, no drag to self    
-    if (dtde.getSource() != dropTarget)
-        dtde.rejectDrag();
-    Point dragPoint = dtde.getLocation();
-    int index = locationToIndex (dragPoint);
-    dropTargetIndex = index;
-    if (dropTargetIndex != -1)
-    {
-    	Rectangle r = getCellBounds(dropTargetIndex,dropTargetIndex);
-        if (dragPoint.y > r.y+r.height/2)
-        {
-        	dropTargetIndex += 1;        	
-        }
-    }
-    //System.out.println(dropTargetIndex);
-    repaint(); 
-}
-
-public void drop (DropTargetDropEvent dtde) {    
-    //System.out.println ("drop()!");    
-    if (dtde.getSource() != dropTarget) {
-        //System.out.println ("rejecting for bad source (" +
-        //                    dtde.getSource().getClass().getName() + ")");        
-        dtde.rejectDrop(); 
-        return;
-    }
-    Point dropPoint = dtde.getLocation();
-    int index = locationToIndex (dropPoint);
-    if (index != -1)
-    {
-    	Rectangle r = getCellBounds(index,index);
-        if (dropPoint.y > r.y+r.height/2)
-        {
-        	index += 1;        	
-        }
-    }
-    
-    //System.out.println ("drop index is " + index);
-    boolean dropped = false;
-    try {
-        if ((index == -1) || (index == draggedIndex)|| (index == draggedIndex+1)) {
-            //System.out.println ("dropped onto self");
-            dtde.rejectDrop();
-            return;
-        }
-        dtde.acceptDrop (DnDConstants.ACTION_MOVE);
-        //System.out.println ("accepted");
-        Object dragged =
-           dtde.getTransferable().getTransferData(localObjectFlavor);
-        // move items - note that indicies for insert will 
-        // change if [removed] source was before target 
-        //System.out.println ("drop " + draggedIndex + " to " + index);
-        boolean sourceBeforeTarget = (draggedIndex < index); 
-        //System.out.println ("source is" +
-        //                    (sourceBeforeTarget ? "" : " not") +
-        //                    " before target");
-        //System.out.println ("insert at " +
-        //                    (sourceBeforeTarget ? index-1 : index));
-         DefaultListModel mod = (DefaultListModel) getModel(); 
-        mod.remove (draggedIndex); 
-        mod.add ((sourceBeforeTarget ? index-1 : index), dragged); 
-        dropped = true;
-    } catch (Exception e) {
-        e.printStackTrace();
-    }
-    dtde.dropComplete (dropped);
-}
-
-private class ReorderableListCellRenderer 
-extends DefaultListCellRenderer { 
-boolean isTargetCell; 
-boolean isLastItem;    
-public ReorderableListCellRenderer() {
-    super();
-}
-public Component getListCellRendererComponent (JList list,
-                                               Object value, 
-                                               int index, 
-                                               boolean isSelected,                                                  boolean hasFocus) {
-    isTargetCell = (index == dropTargetIndex);
-    isLastItem = (index == list.getModel().getSize()-1) && (dropTargetIndex == list.getModel().getSize());
-    boolean showSelected = isSelected;
-    return super.getListCellRendererComponent (list, value, 
-                                               index, showSelected,                                                 
-                                               hasFocus);
-}
-public void paintComponent (Graphics g) {
-    super.paintComponent(g);
-    if (isTargetCell) {
-        g.setColor(Color.black);            
-        g.drawLine (0, 0, getSize().width, 0); 
-    } 
-    if (isLastItem) {
-        g.setColor(Color.black);            
-        g.drawLine (0, getSize().height-1, getSize().width, getSize().height-1); 
-    } 
- } 
-}
-
-private class RJLTransferable implements Transferable { 
-    Object object; 
-    public RJLTransferable (Object o) {
-        object = o;
-    }
-    public Object getTransferData(DataFlavor df)
-        throws UnsupportedFlavorException, IOException {
-        if (isDataFlavorSupported (df))
-            return object;
-        else
-           throw new UnsupportedFlavorException(df);
-    }
-    public boolean isDataFlavorSupported (DataFlavor df) {
-        return (df.equals (localObjectFlavor));
-    }
-    public DataFlavor[] getTransferDataFlavors () {
-        return supportedFlavors; } 
-}
-
-
-}