| gvSIG desktop 1

import com.iver.ai2.gvsig3d.gui.TocTransparencyPanel;

import com.iver.utiles.extensionPoints.ExtensionPoints;

import com.iver.utiles.extensionPoints.ExtensionPointsSingleton;

		// TODO: registrar aki las opciones del menu contestual del toc

		ExtensionPoints extensionPoints = ExtensionPointsSingleton.getInstance();

	    extensionPoints.add("View_TocActions","Transparencia de capa",new TocTransparencyPanel());

package com.iver.ai2.gvsig3d.gui;

import com.iver.andami.PluginServices;

import com.iver.cit.gvsig.fmap.MapContext;

import com.iver.cit.gvsig.fmap.layers.FLayer;

import com.iver.cit.gvsig.fmap.layers.FLyrVect;

import com.iver.cit.gvsig.fmap.layers.FLyrWMS;

import com.iver.cit.gvsig.project.documents.view.IProjectView;

import com.iver.cit.gvsig.project.documents.view.gui.BaseView;

import com.iver.cit.gvsig.project.documents.view.toc.AbstractTocContextMenuAction;

import com.iver.cit.gvsig.project.documents.view.toc.ITocItem;

public class TocTransparencyPanel extends AbstractTocContextMenuAction {

	public String getGroup() {

		return "group6"; // FIXME

	}

	public int getGroupOrder() {

		return 60;

	}

	public int getOrder() {

		return 10;

	}

	public boolean isEnabled(ITocItem item, FLayer[] selectedItems) {

		// return selectedItems.length == 1;

		// return true;

		if (selectedItems.length == 1 && selectedItems[0] instanceof FLyrVect

				&& selectedItems[0].isAvailable()) {

			return true;

		}

		if (selectedItems.length == 1 && selectedItems[0] instanceof FLyrWMS

				&& selectedItems[0].isAvailable()) {

			return true;

		}

		return false;

	}

	public boolean isVisible(ITocItem item, FLayer[] selectedItems) {

		com.iver.andami.ui.mdiManager.IWindow f = PluginServices

				.getMDIManager().getActiveWindow();

		if (f == null) {

			return false;

		}

		// Only isVisible = true, where the view3D have layers

		if (f instanceof View3D) {

			BaseView vista = (BaseView) f;

			IProjectView model = vista.getModel();

			MapContext mapa = model.getMapContext();

			return mapa.getLayers().getLayersCount() > 0;

		}

		return false;

	}

	public void execute(ITocItem item, FLayer[] selectedItems) {

		// Getting view3

		com.iver.andami.ui.mdiManager.IWindow view = PluginServices

				.getMDIManager().getActiveWindow();

		if (!(view instanceof View3D))

			return;

		// Casting to View3D

		View3D vista3D = (View3D) view;

		IProjectView model = vista3D.getModel();

		// Generating transparency panel

		TransparencyPanel transparencyPanel = new TransparencyPanel(model);

		// Showing it

		PluginServices.getMDIManager().addWindow(transparencyPanel);

	}

	public String getText() {

		// Name that appears in toc menu

		return "Transparencia";

	}

}