Application: gvSIG desktop » gvSIG tools: Attribute editor

/* 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.app.mainplugin.extension;

import org.gvsig.andami.IconThemeHelper;

import org.gvsig.andami.plugins.Extension;

import org.gvsig.app.ApplicationLocator;

import org.gvsig.app.ApplicationManager;

import org.gvsig.app.project.documents.view.ViewDocument;

import org.gvsig.app.project.documents.view.ViewManager;

import org.gvsig.app.project.documents.view.gui.IView;

import org.gvsig.expressionevaluator.Expression;

import org.gvsig.fmap.dal.EditingNotification;

import org.gvsig.fmap.dal.EditingNotificationManager;

import org.gvsig.fmap.dal.feature.Feature;

import org.gvsig.fmap.dal.feature.FeatureQuery;

import org.gvsig.fmap.dal.feature.FeatureStore;

import org.gvsig.fmap.dal.feature.FeatureType;

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

import org.gvsig.fmap.mapcontrol.MapControl;

import org.gvsig.fmap.mapcontrol.tools.Behavior.Behavior;

import org.gvsig.fmap.mapcontrol.tools.Listeners.AttributeEditorBehavior;

import org.gvsig.fmap.mapcontrol.tools.Listeners.AttributeEditorPointListener;

import org.gvsig.fmap.mapcontrol.tools.Listeners.ToolListener;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.dynobject.DynObjectManager;

import org.gvsig.tools.dynobject.Tags;

import org.gvsig.tools.observer.Observable;

import org.gvsig.tools.observer.Observer;

/**

 * @author fdiaz

 *

 */

public class AttributeEditorExtension extends Extension {

    private static final String TAG_ATTRIBUTEEDITOR_LOADONINSERT = "attributeeditor.loadoninsert";

    private Observer editingObserver;

    @Override

    public void execute(String actionCommand) {

        if (!actionCommand.equalsIgnoreCase("attribute-editor") ) {

            return;

        }

        ApplicationManager application = ApplicationLocator.getManager();

        IView view = (IView) application.getActiveComponent(ViewDocument.class);

        if (view != null) {

            MapControl mapControl = view.getMapControl();

            if( mapControl.getMapContext().hasActiveVectorLayers() ) {

                if (!mapControl.hasTool(AttributeEditorPointListener.ATTRIBUTE_EDITOR_TOOL_NAME)) {

                    createMapTool(mapControl);

                }

                mapControl.setTool(AttributeEditorPointListener.ATTRIBUTE_EDITOR_TOOL_NAME);                

            }

        }

    }

    @Override

    public void initialize() {

        IconThemeHelper.registerIcon("action", "attribute-editor", this);

    }

    @Override

    @SuppressWarnings("Convert2Lambda")

    public void postInitialize() {

        this.editingObserver = new Observer() {

            @Override

            public void update(Observable o, Object notification) {

                if( !isEnabled() ) {

                    return;

                }

                EditingNotification n = (EditingNotification) notification;

                if( n.getType().equalsIgnoreCase(EditingNotification.AFTER_INSERT_FEATURE) ) {

                    if( n.getFeature()!=null && n.getFeatureStore()!=null ) {

                        FeatureType featureType = n.getFeatureStore().getDefaultFeatureTypeQuietly();

                        if( featureType != null ) {

                            Tags tags = featureType.getTags();

                            if( tags.getBoolean(TAG_ATTRIBUTEEDITOR_LOADONINSERT, false) ) {

                                doShowFeature(n.getFeatureStore(),n.getFeature());

                            }

                        }

                    }

                }

            }

        };

        EditingNotificationManager editingNotificationManager = DALSwingLocator.getEditingNotificationManager();

        editingNotificationManager.addObserver(this.editingObserver);       

        DynObjectManager dynObjectManager = ToolsLocator.getDynObjectManager();

        dynObjectManager.registerTag(

                TAG_ATTRIBUTEEDITOR_LOADONINSERT, 

                "Indicates if the attribute editor should be opened when creating a feature of this type. By default false.",

                new String[] { "true", "false" }

        );

    }

    @Override

    public boolean isEnabled() {

        ViewDocument viewDoc = getActiveViewDocument();

        if (viewDoc == null) {

            return false;

        }

        return viewDoc.getMapContext().hasActiveVectorLayers();

    }

    @Override

    public boolean isVisible() {

        return getActiveViewDocument() != null;

    }

    /**

     * Gets active window

     *

     * @return

     */

    private ViewDocument getActiveViewDocument() {

        return (ViewDocument) ApplicationLocator.getManager().getActiveDocument(ViewManager.TYPENAME);

    }

    private void createMapTool(MapControl mapControl) {

        ApplicationManager application = ApplicationLocator.getManager();

        AttributeEditorBehavior attributeEditorBehavior = new AttributeEditorBehavior(mapControl);

        attributeEditorBehavior.getListener().setRefreshCallback((FeatureStore store) -> {

            application.refreshDocument(store);

            return true;

        });

        mapControl.addBehavior(AttributeEditorPointListener.ATTRIBUTE_EDITOR_TOOL_NAME, attributeEditorBehavior);

    }

    private void doShowFeature(FeatureStore store, Feature feature) {

        Expression filter = feature.createFilter();

        if( filter == null ) {

            return;

        }

        ApplicationManager application = ApplicationLocator.getManager();

        IView view = (IView) application.getActiveComponent(ViewDocument.class);

        if (view != null) {

            MapControl mapControl = view.getMapControl();

            Behavior tool = mapControl.getTool(AttributeEditorPointListener.ATTRIBUTE_EDITOR_TOOL_NAME);

            if (tool == null ) {

                createMapTool(mapControl);

                tool = mapControl.getTool(AttributeEditorPointListener.ATTRIBUTE_EDITOR_TOOL_NAME);

            }            

            AttributeEditorPointListener listener = (AttributeEditorPointListener) tool.getListener();

            listener.showOrUpdateForm(store.getLabel(), store, store.createFeatureQuery(filter));

        }

    }

}