Application: gvSIG desktop

package com.iver.cit.gvsig;

import java.awt.Component;

import java.io.IOException;

import javax.swing.JOptionPane;

import com.hardcode.gdbms.engine.instruction.FieldNotFoundException;

import com.iver.andami.PluginServices;

import com.iver.andami.messages.NotificationManager;

import com.iver.andami.plugins.Extension;

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

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

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

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

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

import com.iver.cit.gvsig.fmap.drivers.shp.IndexedShpDriver;

import com.iver.cit.gvsig.fmap.edition.EditionEvent;

import com.iver.cit.gvsig.fmap.edition.EditionException;

import com.iver.cit.gvsig.fmap.edition.ISpatialWriter;

import com.iver.cit.gvsig.fmap.edition.VectorialEditableAdapter;

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

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

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

import com.iver.cit.gvsig.fmap.rendering.VectorialLegend;

import com.iver.cit.gvsig.layers.VectorialLayerEdited;

import com.iver.cit.gvsig.project.documents.table.gui.Table;

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

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

/**

 * @author Francisco Jos?

 *

 * Cuando un tema se pone en edici?n, puede que su driver implemente

 * ISpatialWriter. En ese caso, es capaz de guardarse sobre s? mismo. Si no lo

 * implementa, esta opci?n estar? deshabilitada y la ?nica posibilidad de

 * guardar este tema ser? "Guardando como..."

 */

public class StopEditing extends Extension {

        private View vista;

        /**

         * @see com.iver.andami.plugins.IExtension#initialize()

         */

        public void initialize() {

        }

        /**

         * @see com.iver.andami.plugins.IExtension#execute(java.lang.String)

         */

        public void execute(String s) {

                com.iver.andami.ui.mdiManager.IWindow f = PluginServices.getMDIManager()

                                .getActiveWindow();

                vista = (View) f;

                boolean isStop=false;

                IProjectView model = vista.getModel();

                MapContext mapa = model.getMapContext();

                FLayers layers = mapa.getLayers();

                EditionManager edMan = CADExtension.getEditionManager();

                if (s.equals("STOPEDITING")) {

                        FLayer[] actives = layers.getActives();

                        // TODO: Comprobar que solo hay una activa, o al menos

                        // que solo hay una en edici?n que est? activa, etc, etc

                        for (int i = 0; i < actives.length; i++) {

                                if (actives[i] instanceof FLyrVect && actives[i].isEditing()) {

                                        FLyrVect lv = (FLyrVect) actives[i];

                                        MapControl mapControl = vista.getMapControl();

                                        VectorialLayerEdited lyrEd = (VectorialLayerEdited)        edMan.getActiveLayerEdited();

                                        lyrEd.clearSelection();

                                        isStop=stopEditing(lv, mapControl);

                                        if (isStop){

                                                lv.removeLayerListener(edMan);

                                        }

                                        // return;

                                }

                        }

                        if (isStop) {

                                vista.getMapControl().setTool("zoomIn");

                                vista.hideConsole();

                                vista.repaintMap();

                                CADExtension.clearView();

                        }

                }

                PluginServices.getMainFrame().enableControls();

        }

        /**

         * @see com.iver.andami.plugins.IExtension#isEnabled()

         */

        public boolean isEnabled() {

                FLayer[] lyrs = EditionUtilities.getActiveAndEditedLayers();

                if (lyrs == null)

                        return false;

                FLyrVect lyrVect = (FLyrVect) lyrs[0];

                if (lyrVect.getSource() instanceof VectorialEditableAdapter) {

                        return true;

                }

                return false;

        }

        /**

         * DOCUMENT ME!

         */

        public boolean stopEditing(FLyrVect layer, MapControl mapControl) {

                VectorialEditableAdapter vea = (VectorialEditableAdapter) layer

                                .getSource();

                int resp = JOptionPane.NO_OPTION;

                try {

                        if (layer.isWritable()) {

                                resp = JOptionPane.showConfirmDialog((Component) PluginServices

                                                .getMainFrame(), PluginServices.getText(this,

                                                "realmente_desea_guardar_la_capa")

                                                + " : " + layer.getName(), PluginServices.getText(this,

                                                "guardar"), JOptionPane.YES_NO_OPTION);

                                if (resp != JOptionPane.YES_OPTION) { // CANCEL EDITING

                                        cancelEdition(layer);

                                } else { // GUARDAMOS EL TEMA

                                        saveLayer(layer);

                                }

                                vea.getCommandRecord().removeCommandListener(mapControl);

                                layer.setEditing(false);

                                return true;

                        }

                        // Si no existe writer para la capa que tenemos en edici?n

                                resp = JOptionPane

                                                .showConfirmDialog(

                                                                (Component) PluginServices.getMainFrame(),

                                                                PluginServices

                                                                                .getText(

                                                                                                this,

                                                                                                "no_existe_writer_para_este_formato_de_capa_o_no_tiene_permisos_de_escritura_los_datos_no_se_guardaran_desea_continuar")

                                                                                + " : " + layer.getName(),

                                                                PluginServices.getText(this, "cancelar_edicion"),

                                                                JOptionPane.YES_NO_OPTION);

                                if (resp == JOptionPane.YES_OPTION) { // CANCEL EDITING

                                        cancelEdition(layer);

                                        vea.getCommandRecord().removeCommandListener(mapControl);

                                        if (!(layer.getSource().getDriver() instanceof IndexedShpDriver)){

                                                VectorialLayerEdited vle=(VectorialLayerEdited)CADExtension.getEditionManager().getLayerEdited(layer);

                                                layer.setLegend((VectorialLegend)vle.getLegend());

                                        }

                                        layer.setEditing(false);

                                        return true;

                                }

                } catch (EditionException e) {

                        NotificationManager.addError(e);

                } catch (IOException e) {

                        NotificationManager.addError(e);

                } catch (DriverException e) {

                        NotificationManager.addError(e);

                } catch (FieldNotFoundException e) {

                        e.printStackTrace();

                }

                return false;

        }

        private void saveLayer(FLyrVect layer) throws DriverException,

                        EditionException {

                VectorialEditableAdapter vea = (VectorialEditableAdapter) layer

                                .getSource();

                ISpatialWriter writer = (ISpatialWriter) vea.getWriter();

                com.iver.andami.ui.mdiManager.IWindow[] views = PluginServices

                                .getMDIManager().getAllWindows();

                for (int j = 0; j < views.length; j++) {

                        if (views[j] instanceof Table) {

                                Table table = (Table) views[j];

                                if (table.getModel().getAssociatedTable() != null

                                                && table.getModel().getAssociatedTable().equals(layer)) {

                                        table.stopEditingCell();

                                }

                        }

                }

                vea.cleanSelectableDatasource();

                layer.setRecordset(vea.getRecordset()); // Queremos que el recordset del layer

                // refleje los cambios en los campos.

                ILayerDefinition lyrDef = EditionUtilities.createLayerDefinition(layer);

                String aux="FIELDS:";

                FieldDescription[] flds = lyrDef.getFieldsDesc();

                for (int i=0; i < flds.length; i++)

                {

                        aux = aux + ", " + flds[i].getFieldAlias();

                }

                System.err.println("Escribiendo la capa " + lyrDef.getName() +

                                " con los campos " + aux);

                writer.initialize(lyrDef);

                vea.stopEdition(writer, EditionEvent.GRAPHIC);

        }

        private void cancelEdition(FLyrVect layer) throws IOException {

                com.iver.andami.ui.mdiManager.IWindow[] views = PluginServices

                                .getMDIManager().getAllWindows();

                for (int j = 0; j < views.length; j++) {

                        if (views[j] instanceof Table) {

                                Table table = (Table) views[j];

                                if (table.getModel().getAssociatedTable() != null

                                                && table.getModel().getAssociatedTable().equals(layer)) {

                                        table.cancelEditing();

                                }

                        }

                }

        }

        /**

         * @see com.iver.andami.plugins.IExtension#isVisible()

         */

        public boolean isVisible() {

                if (EditionUtilities.getEditionStatus() == EditionUtilities.EDITION_STATUS_ONE_VECTORIAL_LAYER_ACTIVE_AND_EDITABLE)

                        return true;

                return false;

        }

}