| gvSIG desktop 1

/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana

 *

 * Copyright (C) 2005 IVER T.I. and Generalitat Valenciana.

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,USA.

 *

 * For more information, contact:

 *

 *  Generalitat Valenciana

 *   Conselleria d'Infraestructures i Transport

 *   Av. Blasco Ib??ez, 50

 *   46010 VALENCIA

 *   SPAIN

 *

 *      +34 963862235

 *   gvsig@gva.es

 *      www.gvsig.gva.es

 *

 *    or

 *

 *   IVER T.I. S.A

 *   Salamanca 50

 *   46005 Valencia

 *   Spain

 *

 *   +34 963163400

 *   dac@iver.es

 */

/* CVS MESSAGES:

*

* $Id: ImportWebMapContextExtension.java 7389 2006-09-20 10:32:26Z jaume $

* $Log$

* Revision 1.5.2.2  2006-09-20 10:32:26  jaume

* remembers last location

*

* Revision 1.5.2.1  2006/09/12 06:56:33  jaume

* *** empty log message ***

*

* Revision 1.5  2006/08/29 07:56:15  cesar

* Rename the *View* family of classes to *Window* (ie: SingletonView to SingletonWindow, ViewInfo to WindowInfo, etc)

*

* Revision 1.4  2006/08/29 07:13:43  cesar

* Rename class com.iver.andami.ui.mdiManager.View to com.iver.andami.ui.mdiManager.IWindow

*

* Revision 1.3  2006/07/21 10:31:05  jaume

* *** empty log message ***

*

* Revision 1.2  2006/05/03 11:10:54  jaume

* *** empty log message ***

*

* Revision 1.1  2006/05/03 07:51:21  jaume

* *** empty log message ***

*

* Revision 1.5  2006/05/02 16:12:12  jorpiell

* Se ha cambiado la interfaz Extension por dos clases: una interfaz (IExtension) y una clase abstract(Extension). A partir de ahora todas las extensiones deben heredar de Extension

*

* Revision 1.4  2006/05/02 15:57:43  jaume

* Few better javadoc

*

* Revision 1.3  2006/04/20 17:11:54  jaume

* Attempting to export

*

* Revision 1.2  2006/04/19 16:34:29  jaume

* *** empty log message ***

*

* Revision 1.1  2006/04/19 07:57:29  jaume

* *** empty log message ***

*

* Revision 1.1  2006/04/12 17:10:53  jaume

* *** empty log message ***

*

*

*/

package com.iver.cit.gvsig.wmc;

import java.awt.Component;

import java.io.File;

import java.io.FileNotFoundException;

import javax.swing.JFileChooser;

import javax.swing.JOptionPane;

import javax.swing.filechooser.FileFilter;

import com.iver.andami.PluginServices;

import com.iver.andami.messages.NotificationManager;

import com.iver.andami.plugins.Extension;

import com.iver.andami.ui.mdiManager.IWindow;

import com.iver.cit.gvsig.ProjectExtension;

import com.iver.cit.gvsig.fmap.drivers.UnsupportedVersionException;

import com.iver.cit.gvsig.fmap.exceptions.ImportMapContextException;

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

import com.iver.cit.gvsig.gui.panels.WebMapContextFileChooserAccessory;

import com.iver.cit.gvsig.project.Project;

import com.iver.cit.gvsig.project.ProjectFactory;

import com.iver.cit.gvsig.project.ProjectView;

public class ImportWebMapContextExtension extends Extension {

        private String lastPath = null;

        public void initialize() {

                String[] arguments = PluginServices.getArguments();

                if (arguments[arguments.length-1].toLowerCase().endsWith(".cml")) {

                        File wmcFile = new File(arguments[arguments.length-1]);

                        if (!wmcFile.exists()) {

                                NotificationManager.addError(PluginServices.getText(this, "could_not_find_web_map_context_file"), new FileNotFoundException());

                                return;

                        }

                        readMapContextFile(wmcFile, null);

                }

        }

        public void execute(String actionCommand) {

                if (actionCommand.equals("IMPORT")) {

                        JFileChooser fc = new JFileChooser(lastPath);

                        fc.setFileFilter(new FileFilter() {

                                public boolean accept(File f) {

                                        return f.isDirectory() || f.getAbsolutePath().toLowerCase().endsWith(WebMapContext.FILE_EXTENSION);

                                }

                                public String getDescription() {

                                        return PluginServices.getText(this, "ogc_mapcontext_file")+" (*.cml)";

                                }

                        });

                        IWindow v = PluginServices.getMDIManager().getActiveWindow();

                        // If the current active view is a gvSIG's view, we'll keep its name to

                        // show it at the JFileChooser's accessory.

                        String currentViewName;

                        if (v instanceof com.iver.cit.gvsig.gui.View)

                                currentViewName = ((com.iver.cit.gvsig.gui.View) v).getModel().getName();

                        else

                                currentViewName = null;

                        // Create an accessory for the Web Map Context's file chooser.

                        WebMapContextFileChooserAccessory acc = new WebMapContextFileChooserAccessory(currentViewName);

                        // Add the accessory to the file chooser

                        fc.setAccessory(acc);

                        // Nothing else than Web Map Context files allowed

                        fc.setAcceptAllFileFilterUsed(false);

                        if (fc.showOpenDialog((Component) PluginServices.getMainFrame()) == JFileChooser.APPROVE_OPTION){

                                File f = fc.getSelectedFile();

                                readMapContextFile(f, acc.getSelectedView());

                                String fileName = f.getAbsolutePath();

                                lastPath  = fileName.substring(0, fileName.lastIndexOf(File.separatorChar));

                        }

                        fc = null;

                }

        }

        /**

         * Reads a WebMapContext (.cml) file and loads its layers into the destination

         * view.

         * @param wmcFile

         * @param dstView

         */

        private void readMapContextFile(File wmcFile, ProjectView dstView) {

                WebMapContext wmc = new WebMapContext();

                try {

                        wmc.readFile(wmcFile);

                } catch (UnsupportedVersionException e) {

                        JOptionPane.showMessageDialog(

                                        (Component) PluginServices.getMainFrame(),

                                        e.getMessage(),

                                        PluginServices.getText(this, "unsupported_version"),

                                        JOptionPane.ERROR_MESSAGE);

                        return;

                } catch (ImportMapContextException e) {

                        e.printStackTrace();

                        if (e.isCritical()) {

                                // import impossible: show message and quit

                                JOptionPane.showMessageDialog(

                                                (Component) PluginServices.getMainFrame(),

                                                e.getMessage(),

                                                PluginServices.getText(this, "problems_encountered_while_importing"),

                                                JOptionPane.ERROR_MESSAGE);

                                return;

                        } else {

                                JOptionPane.showMessageDialog(

                                                (Component) PluginServices.getMainFrame(),

                                                e.getMessage() + "\n\n" +

                                                PluginServices.getText(this, "edit_layer_properties_to_fix_them"),

                                                PluginServices.getText(this, "problems_encountered_while_importing"),

                                                JOptionPane.ERROR_MESSAGE);

                        }

                }

                if (dstView == null) {

                        // Since the destination view is null, a new one will be added to

                        // the project.

                        dstView = ProjectFactory.createView(null);

                        dstView.setName(wmc.title);

                        dstView.setComment("Created from WebMapContext file: "+wmcFile.getName());

                        ProjectExtension pe = (ProjectExtension) PluginServices.getExtension(ProjectExtension.class);

                        Project theProject = pe.getProject();

                        theProject.addView(dstView);

                        // show the view in a new window

                        com.iver.cit.gvsig.gui.View v = null;

                        v = new com.iver.cit.gvsig.gui.View();

                        v.setModel(dstView);

                        PluginServices.getMDIManager().addWindow(v);

                }

                for (int i = 0; i < wmc.layerList.size(); i++) {

                        // WMS layers

                        if (wmc.layerList.get(i) instanceof FLyrWMS) {

                                FLyrWMS layer = (FLyrWMS) wmc.layerList.get(i);

                                dstView.getMapContext().getLayers().addLayer(layer);

                        }

                }

        }

        public boolean isEnabled() {

                return true;

        }

        public boolean isVisible() {

                return true;

        }

}