Application: gvSIG desktop » gvSIG tools: Vector editing

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright ? 2007-2014 gvSIG Association

 *

 * 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., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 * For any additional information, do not hesitate to contact us

 * at info AT gvsig.com, or visit our website www.gvsig.com.

 */

package org.gvsig.vectorediting.swing.impl;

import java.awt.BorderLayout;

import java.awt.Component;

import java.awt.Font;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.Insets;

import java.util.List;

import java.util.Map;

import java.util.WeakHashMap;

import javax.swing.JLabel;

import javax.swing.JOptionPane;

import javax.swing.JPanel;

import org.gvsig.fmap.mapcontext.MapContext;

import org.gvsig.fmap.mapcontrol.MapControl;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.dynobject.DynObject;

import org.gvsig.tools.i18n.I18nManager;

import org.gvsig.tools.service.AbstractManager;

import org.gvsig.tools.service.Service;

import org.gvsig.tools.service.ServiceException;

import org.gvsig.utils.console.ResponseListener;

import org.gvsig.vectorediting.lib.api.EditingService;

import org.gvsig.vectorediting.lib.api.EditingServiceParameter;

import org.gvsig.vectorediting.lib.spi.EditingProviderLocator;

import org.gvsig.vectorediting.swing.api.EditingContext;

import org.gvsig.vectorediting.swing.api.EditingSwingManager;

import org.gvsig.vectorediting.swing.api.console.EditingConsole;

import org.gvsig.vectorediting.swing.api.contextmenu.AcceptValueListener;

import org.gvsig.vectorediting.swing.api.contextmenu.EditingContextMenu;

import org.gvsig.vectorediting.swing.impl.console.DefaultEditingConsole;

import org.gvsig.vectorediting.swing.impl.contextmenu.DefaultEditingContextMenu;

public class DefaultEditingSwingManager extends AbstractManager implements

EditingSwingManager {

    Map<MapContext, EditingContext> editingContexts;

    public DefaultEditingSwingManager() {

        super(EditingProviderLocator.getProviderManager());

        this.editingContexts = new WeakHashMap<>();

    }

    @Override

    public EditingContext getEditingContext(MapControl mapControl) {

        MapContext mapContext = mapControl.getMapContext();

        if (editingContexts.containsKey(mapContext)) {

            EditingContext editingContext = editingContexts.get(mapContext);

            if (editingContext.getMapControl() != null) {

                return editingContext;

            } else {

                editingContexts.remove(mapContext);

            }

        }

        return null;

    }

    private JPanel getExplanationPanel(String question, String action,

        String description) {

        I18nManager i18nManager = ToolsLocator.getI18nManager();

        JPanel resp = new JPanel(new BorderLayout(10, 10));

        JLabel topLabel = new JLabel(question);

        JPanel mainPanel = new JPanel(new GridBagLayout());

        GridBagConstraints cc = new GridBagConstraints();

        cc.gridx = 0;

        cc.gridy = 0;

        cc.anchor = GridBagConstraints.WEST;

        cc.insets = new Insets(3, 6, 3, 6);

        Font boldf = mainPanel.getFont().deriveFont(Font.BOLD);

        JLabel lbl = new JLabel(action);

        lbl.setFont(boldf);

        mainPanel.add(lbl, cc);

        cc.gridx = 1;

        mainPanel.add(new JLabel(description), cc);

        cc.gridx = 0;

        cc.gridy = 1;

        lbl = new JLabel(i18nManager.getTranslation("discard"));

        lbl.setFont(boldf);

        mainPanel.add(lbl, cc);

        cc.gridx = 1;

        mainPanel

        .add(

            new JLabel(i18nManager

                .getTranslation("discard_and_loose_changes")), cc);

        cc.gridx = 0;

        cc.gridy = 2;

        lbl = new JLabel(i18nManager.getTranslation("continue"));

        lbl.setFont(boldf);

        mainPanel.add(lbl, cc);

        cc.gridx = 1;

        mainPanel.add(

            new JLabel(i18nManager

                .getTranslation("do_not_save_yet_stay_in_editing_mode")), cc);

        resp.add(mainPanel, BorderLayout.CENTER);

        resp.add(topLabel, BorderLayout.NORTH);

        return resp;

    }

    @Override

    public Service getService(DynObject parameters) throws ServiceException {

        return null;

    }

    @Override

    public void registerEditingContext(MapControl mapControl) {

        MapContext mapContext = mapControl.getMapContext();

        if (!editingContexts.containsKey(mapContext)) {

            EditingContext editingContext =

                new DefaultEditingContext(mapControl);

            editingContexts.put(mapContext, editingContext);

        } else {

            // MapContext registered. Update mapControl reference of editing

            // context

            EditingContext editingContext = editingContexts.get(mapContext);

            editingContext.setMapControl(mapControl);

        }

    }

    @Override

    public int showPanelExportOrDiscard(MapControl parent, String name) {

        I18nManager i18nManager = ToolsLocator.getI18nManager();

        Object[] options =

        { i18nManager.getTranslation("export"),

            "       " + i18nManager.getTranslation("discard") + "       ",

            i18nManager.getTranslation("continue") };

        String question = i18nManager.getTranslation("can_not_write_layer");

        String firstLabel = i18nManager.getTranslation("export");

        String firstDesc =

            i18nManager.getTranslation("export_to_another_format");

        JPanel explanation_panel =

            getExplanationPanel(question, firstLabel, firstDesc);

        int resp =

            JOptionPane.showOptionDialog(parent, explanation_panel,

                i18nManager.getTranslation("end_editing"),

                JOptionPane.YES_NO_CANCEL_OPTION, JOptionPane.QUESTION_MESSAGE,

                null, options, options[2]);

        if (resp == JOptionPane.NO_OPTION) {

            return EditingContext.DISCARD_CHANGES;

        } else if (resp == JOptionPane.YES_OPTION) {

            return EditingContext.EXPORT_LAYER;

        }

        return EditingContext.CANCEL;

    }

    @Override

    public int showPanelSaveOrDiscard(MapControl parent, String name) {

        I18nManager i18nManager = ToolsLocator.getI18nManager();

        Object[] options =

        { i18nManager.getTranslation("save"),

            "       " + i18nManager.getTranslation("discard") + "       ",

            i18nManager.getTranslation("continue") };

        String question = i18nManager.getTranslation("ask_save_layer");

        question = question + " '" + name + "'?";

        String firstLabel = i18nManager.getTranslation("save");

        String firstDesc = i18nManager.getTranslation("save_changes_performed");

        JPanel explanation_panel =

            getExplanationPanel(question, firstLabel, firstDesc);

        int resp =

            JOptionPane.showOptionDialog(parent, explanation_panel,

                i18nManager.getTranslation("end_editing"),

                JOptionPane.YES_NO_CANCEL_OPTION, JOptionPane.QUESTION_MESSAGE,

                null, options, options[2]);

        if (resp == JOptionPane.YES_OPTION) {

            return EditingContext.SAVE_CHANGES;

        } else if (resp == JOptionPane.NO_OPTION) {

            return EditingContext.DISCARD_CHANGES;

        }

        return EditingContext.CANCEL;

    }

    @Override

    public EditingContextMenu getContextualMenu(Component parent,

        AcceptValueListener listener, EditingServiceParameter parameter) {

        EditingContextMenu contextMenu =

            new DefaultEditingContextMenu(parent, listener, parameter);

        return contextMenu;

    }

    @Override

    public EditingContextMenu getContextualMenu(Component parent,

        AcceptValueListener listener, EditingServiceParameter parameter, EditingContext context) {

        EditingContextMenu contextMenu =

            new DefaultEditingContextMenu(parent, listener, parameter, context);

        return contextMenu;

    }

    @Override

    public EditingConsole getEditingConsole(ResponseListener listener) {

        return new DefaultEditingConsole(listener);

    }

    @Override

    public EditingConsole getEditingConsole(List<ResponseListener> listeners) {

        return new DefaultEditingConsole(listeners);

    }

}