Application: gvSIG desktop

import java.awt.Color;

import java.awt.Graphics;

import java.awt.Rectangle;

  protected Rectangle separatorRectangle = new Rectangle();

  private int MARGIN = 0;

private int separatorPos;

private boolean bUpSelected;	

		  // Para no cambiar el api, podemos guardar la posici?n del nodo tocado

		  // como una propiedad de la capa (que luego borraremos)

		  lpd.setProperty("GO_UP", new Boolean(bUpSelected));

        if (destinationPath == null){

			return;

		}

	DefaultMutableTreeNode dragedTreeNode = (DefaultMutableTreeNode) destinationPath.getLastPathComponent();		

	if (dragedTreeNode.getUserObject() instanceof TocItemBranch){

		FLayer draggedLayer = ((TocItemBranch)dragedTreeNode.getUserObject()).getLayer(); 

		if (draggedLayer != null){	

			Graphics graphics = this.getGraphics();

			int increment = (int)separatorRectangle.getHeight();

			graphics.clearRect(0, separatorPos, getWidth(), 1);			

			bUpSelected = false;

			separatorRectangle = getPathBounds(destinationPath);	

			separatorPos = separatorRectangle.y + increment - 1;

 			if (cursorLocationBis.y < separatorPos - increment/2) {

				increment = 0;

				bUpSelected = true;

 			}

			else

				increment = separatorRectangle.height;

 			separatorPos = separatorRectangle.y + increment - 1;

 			System.out.println("bUpSelected=" + bUpSelected + " separatorPos =" + separatorPos 

 					+ " cursor=" + cursorLocationBis.y);

			graphics.setColor(Color.red);	

			graphics.drawLine(MARGIN, separatorPos , getWidth() - MARGIN, separatorPos);

		}	

	}

			// obtenemos la capa sobre la que hemos dejado caer la otra.

			boolean bUp = (Boolean) lpd.getProperty("GO_UP");

			lpd.getExtendedProperties().remove("GO_UP");

			mapContext.beginAtomicEvent();

			try {

				FLayers all = mapContext.getLayers();

				int pos = -1;

				for (int j = 0; j < lpd.getLayersCount(); j++) {

					if (lpd.getLayer(j).getName().equalsIgnoreCase(layerName)) {

						pos = lpd.getLayersCount() - j - 1;

						break;

					}

				}

				if (bUp) {

					if (oldPos > pos)

						pos = pos;

					else

						pos = pos - 1;

				}

				else {

					if (oldPos > pos)

						pos = pos + 1;

					else

						pos = pos;

				}

//				System.out.println("oldPos=" + oldPos + " newto=" + newto + " pos="

//						+ pos);

//				if (e.getActionCommand().equalsIgnoreCase("GROUP")) {

//					FLayer origin = lpd.getLayer(lpd.getLayersCount() - oldPos - 1);

//					FLayer dest = lpd.getLayer(layerName);

//					// Creamos una nueva agrupaci?n

//					FLayer[] selected = new FLayer[2];

//					selected[0] = origin;

//					selected[1] = dest;

//					createLayerGroup(selected);

//

//				} else

					lpd.moveTo(oldPos, pos);

			} catch (Exception ex) {

				ex.printStackTrace();

			}

			mapContext.endAtomicEvent();

//			final JPopupMenu pop = new JPopupMenu(PluginServices.getText(this,

//					"Move"));

//			JMenuItem itUp = new JMenuItem(PluginServices.getText(this,

//					"Move_above_layer") + " " + layerName);

//			JMenuItem itDown = new JMenuItem(PluginServices.getText(this,

//					"Move_below_layer") + " " + layerName);

//			JMenuItem itGroup = new JMenuItem(PluginServices.getText(this,

//					"Group_with_layer") + " " + layerName);

//

//			itUp.setActionCommand("UP");

//			itDown.setActionCommand("DOWN");

//			itGroup.setActionCommand("GROUP");

//

//			JDialog dlgPop = new JDialog((Frame) null);

//			dlgPop.setUndecorated(true);

//			dlgPop.getContentPane().add(pop);

//			dlgPop.setModal(true);

//			MyMoveListener lis = new MyMoveListener(lpd, newto, oldPos,

//					getMapContext(), dlgPop);

//			itUp.addActionListener(lis);

//			itDown.addActionListener(lis);

//			itGroup.addActionListener(lis);

//

//			pop.add(itUp);

//			pop.add(itDown);

//			pop.add(itGroup);

//

//			PointerInfo pi = MouseInfo.getPointerInfo();

//			final Point p = pi.getLocation();

//			//SwingUtilities.convertPointToScreen(p, this);

////			pop.show(this, p.x, p.y);

//			pop.setInvoker(dlgPop);

//			pop.setLocation(p.x, p.y);

//			pop.setVisible(true);			

//			dlgPop.pack();

//			

//			dlgPop.setVisible(true);