Application: gvSIG desktop

/**

 * gvSIG. Desktop Geographic Information System.

 *

 * Copyright (C) 2007-2013 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 3

 * 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.app.extension.develtools;

import java.awt.Dimension;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.ComponentEvent;

import java.awt.event.ComponentListener;

import javax.swing.JOptionPane;

import org.gvsig.app.ApplicationLocator;

import org.gvsig.app.ApplicationManager;

import org.gvsig.fmap.dal.EditingNotification;

import org.gvsig.fmap.dal.EditingNotificationManager;

import org.gvsig.fmap.dal.swing.DALSwingLocator;

import org.gvsig.fmap.mapcontext.layers.FLayer;

import org.gvsig.fmap.mapcontrol.MapControlLocator;

import org.gvsig.fmap.mapcontrol.swing.dynobject.DynObjectEditor;

import org.gvsig.tools.dynobject.DynObject;

import org.gvsig.tools.observer.Observable;

import org.gvsig.tools.observer.Observer;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

public class EditingListenerPanel extends EditingListenerPanelLayout implements Observer {

    private static final long serialVersionUID = -4106763914259136033L;

    private static final Logger logger = LoggerFactory.getLogger(EditingListenerPanel.class);

    private boolean askToAceptNotification;

    private boolean closed = true;

    private StringBuilder buffer = new StringBuilder();

    public EditingListenerPanel() {

        initComponents();

        startObservation();

    }

    private void initComponents() {

        this.btnClear.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent ae) {

                onClear();

            }

        });

        this.btnClose.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent ae) {

                setVisible(false);

            }

        });

        this.chkAskToAceptNotification.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent ae) {

                onAskToAceptNotification();

            }

        });

        this.chkSkipFeatureValidation.setSelected(false);

        this.chkAskToAceptNotification.setSelected(false);

        this.addComponentListener(new ComponentListener() {

            public void componentResized(ComponentEvent ce) {

            }

            public void componentMoved(ComponentEvent ce) {

            }

            public void componentShown(ComponentEvent ce) {

                closed = false;

            }

            public void componentHidden(ComponentEvent ce) {

                onClose();

            }

        });

        this.setPreferredSize(new Dimension(300, 400));

    }

    public boolean isClosed() {

        return closed;

    }

    private void onClose() {

        this.stopObservation();

        this.closed = true;

    }

    private void onClear() {

        this.txtNotifications.setText("");

        this.buffer = new StringBuilder();

    }

    private void onAskToAceptNotification() {

        this.askToAceptNotification = this.chkAskToAceptNotification.isSelected();

    }

    private void addText(String text) {

        this.buffer.append(text);

        if( this.buffer.length()> 30000) {

            this.buffer.delete(0, 20000);

        }

        String s = "<html>\n"+buffer.toString()+"</html>\n";

        this.txtNotifications.setText(s);

        this.txtNotifications.setSelectionStart(s.length());

    }

    public void update(Observable observable, Object notification) {

        EditingNotification n = (EditingNotification) notification;

        StringBuilder b = new StringBuilder();

        b.append("<b>Notification type</b>: ");

        b.append(n.getType());

        b.append("<br>\n");

        if( n.getSource() == null ) {

            b.append("<b>Source</b>: (unknow)<br>\n");

        } else {

            b.append("<b>Source</b>: <i>");

            b.append(n.getSource().getClass().getName());

            b.append("</i> (");

            b.append(n.getSource().hashCode());

            b.append(") <br>\n");

        }

        if( n.getDocument() == null ) {

            b.append("<b>Document</b>: (unknow)<br>\n");

        } else {

            b.append("<b>Document</b>: <i>");

            b.append(n.getDocument().toString());

            b.append("</i> (");

            b.append(n.getDocument().hashCode());

            b.append(", ");

            b.append(n.getDocument().getClass().getName());

            b.append(") <br>\n");

        }

        if( n.getAuxData()== null ) {

            b.append("<b>Layer</b>: (unknow)<br>\n");

        } else {

            b.append("<b>Layer</b>: <i>");

            b.append(((FLayer)(n.getAuxData())).getName());

            b.append("</i><br>\n");

        }

        if( n.getStore()== null ) {

            b.append("<b>Store</b>: (unknow)<br>\n");

        } else {

            b.append("<b>Store</b>: <i>");

            b.append(n.getStore().getName());

            b.append("</i> (");

            b.append(n.getStore().hashCode());

            b.append(", ");

            b.append(n.getStore().getClass().getName());

            b.append(") <br>\n");

        }

        if( n.getFeature()== null ) {

            b.append("<b>Feature</b>: (unknow)<br>\n");

        } else {

            b.append("<b>Feature</b>: ");

            b.append(n.getFeature().toString());

            b.append("<br>\n");

        }

        b.append("<hr><br>\n");

        this.addText(b.toString());

        n.setSkipFeatureValidation(this.chkSkipFeatureValidation.isSelected());

        if( n.isCancelable() ) {

            if( this.chkShowFeatureInForm.isSelected() && n.getFeature()!=null ) {

                try {

                    DynObject data = n.getFeature().getAsDynObject();

                    DynObjectEditor editor = new DynObjectEditor(data);

                    editor.setTitle("Editing monitor - "+n.getFeature().getType().getName());

                    editor.editObject(true);

                    if( editor.isCanceled() ) {

                        if( this.askToAceptNotification ) {

                                n.cancel();

                        }

                    } else {

                         editor.getData(data);

                    }

                } catch (Exception ex) {

                    logger.warn("Problems showing the feature in a form.",ex);

                }

            } else if( this.askToAceptNotification ) {

                ApplicationManager application = ApplicationLocator.getManager();

                int r = application.confirmDialog(

                        "Do you want to cancel the process that generated this notification?", 

                        "Cancel process", 

                        JOptionPane.YES_NO_OPTION,

                        JOptionPane.QUESTION_MESSAGE);

                if( r == JOptionPane.YES_OPTION ) {

                    n.cancel();

                }

            }

        }

    }

    private void startObservation() {

        EditingNotificationManager editingNotificationManager = DALSwingLocator.getEditingNotificationManager();

        editingNotificationManager.addObserver(this);

    }

    private void stopObservation() {

        EditingNotificationManager editingNotificationManager = DALSwingLocator.getEditingNotificationManager();

        editingNotificationManager.deleteObserver(this);

    }

}