| gvSIG desktop 1

package com.iver.cit.gvsig;

import java.util.ArrayList;

import com.iver.andami.PluginServices;

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

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

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

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.layers.SelectableDataSource;

import com.iver.cit.gvsig.gui.View;

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

/**

 * @author fjp

 * 

 * Clase con m?todos muy ?tiles a la hora de hacer nuevas extensiones, y otras

 * cosas que puedan ser gen?ricas para este plugin.

 *

 */

public class EditionUtilities {

        public static final int EDITION_STATUS_NO_EDITION = 0;

        public static final int EDITION_STATUS_ONE_VECTORIAL_LAYER_ACTIVE_AND_EDITABLE = 1;

        public static final int EDITION_STATUS_ONE_VECTORIAL_LAYER_ACTIVE = 2;

        public static final int EDITION_STATUS_MULTIPLE_VECTORIAL_LAYER_ACTIVE = 3;

        public static final int EDITION_STATUS_MULTIPLE_VECTORIAL_LAYER_ACTIVE_AND_EDITABLE = 4;

        public static int getEditionStatus()

        {

                int status = EDITION_STATUS_NO_EDITION;

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

        .getActiveView();

        if (f == null)

                return status;

        if (f.getClass() == View.class) {

                View vista = (View) f;

                ProjectView model = vista.getModel();

                FMap mapa = model.getMapContext();

                FLayers capas = mapa.getLayers();

                int numActiveVectorial = 0;

                int numActiveVectorialEditable = 0;

                for (int i = 0; i < capas.getLayersCount(); i++) {

                        if (capas.getLayer(i) instanceof FLyrVect &&

                                        capas.getLayer(i).isActive()) {

                                numActiveVectorial++;

                                if (capas.getLayer(i).isEditing())

                                        numActiveVectorialEditable++;

                        }

                }

                if (numActiveVectorialEditable == 1)

                        return EDITION_STATUS_ONE_VECTORIAL_LAYER_ACTIVE_AND_EDITABLE;

                if (numActiveVectorialEditable > 1)

                        return EDITION_STATUS_MULTIPLE_VECTORIAL_LAYER_ACTIVE_AND_EDITABLE;

                if (numActiveVectorial == 1)

                        return EDITION_STATUS_ONE_VECTORIAL_LAYER_ACTIVE;

                if (numActiveVectorial > 1)

                        return EDITION_STATUS_MULTIPLE_VECTORIAL_LAYER_ACTIVE;

        }

                return status;

        }

        public static FLayer[] getActiveAndEditedLayers()

        {

                int status = EDITION_STATUS_NO_EDITION;

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

        .getActiveView();

        if (f == null)

                return null;

        if (f.getClass() == View.class) {

                View vista = (View) f;

                ProjectView model = vista.getModel();

                FMap mapa = model.getMapContext();

                ArrayList resul = new ArrayList();

                FLayers capas = mapa.getLayers();

                int numActiveVectorial = 0;

                int numActiveVectorialEditable = 0;

                for (int i = 0; i < capas.getLayersCount(); i++) {

                        if (capas.getLayer(i) instanceof FLyrVect &&

                                        capas.getLayer(i).isActive()) {

                                numActiveVectorial++;

                                if (capas.getLayer(i).isEditing())

                                {

                                        numActiveVectorialEditable++;

                                        resul.add(capas.getLayer(i));

                                }

                        }

                }

                       return (FLayer[]) resul.toArray(new FLayer[0]);

        }

                return null;

        }

        public static FieldDescription[] getFieldsDescription(FLyrVect lyrVect)

        {

                SelectableDataSource sds;

                FieldDescription[] fieldsDescrip = null;

                try {

                        sds = lyrVect.getRecordset();

                        // Para evitar el PK.

                        int numFields = sds.getFieldNames().length; //-sds.getPKCardinality();

                        fieldsDescrip = new FieldDescription[numFields];

                        for (int i = 0; i < numFields; i++) {

                                fieldsDescrip[i] = new FieldDescription();

                                fieldsDescrip[i].setFieldType(sds.getFieldType(i));

                                fieldsDescrip[i].setFieldName(sds.getFieldName(i));

                                fieldsDescrip[i].setFieldLength(sds.getFieldWidth(i));

                                System.out.println("Campo " + sds.getFieldName(i) + " con ancho= " + sds.getFieldWidth(i));

                        }

                } catch (DriverException e) {

                        e.printStackTrace();

                } catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {

                        e.printStackTrace();

                }

                return fieldsDescrip;

        }

}