it.unibas.spicygui.controllo.provider.composition.MyPopupProviderWidgetConstantComposition.java Source code

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Here is the source code for it.unibas.spicygui.controllo.provider.composition.MyPopupProviderWidgetConstantComposition.java

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/*
Copyright (C) 2007-2011  Database Group - Universita' della Basilicata
Giansalvatore Mecca - giansalvatore.mecca@unibas.it
Salvatore Raunich - salrau@gmail.com
Marcello Buoncristiano - marcello.buoncristiano@yahoo.it
    
This file is part of ++Spicy - a Schema Mapping and Data Exchange Tool
    
++Spicy 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
any later version.
    
++Spicy 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 ++Spicy.  If not, see <http://www.gnu.org/licenses/>.
 */
package it.unibas.spicygui.controllo.provider.composition;

import it.unibas.spicy.persistence.xml.DAOXsd;
import it.unibas.spicygui.Costanti;
import it.unibas.spicygui.commons.Modello;
import it.unibas.spicygui.controllo.composition.MutableMappingTask;
import it.unibas.spicygui.controllo.window.ActionProjectTree;
import it.unibas.spicygui.vista.Vista;
import it.unibas.spicygui.widget.ConstantCompositionWidget;
import it.unibas.spicygui.widget.ICompositionWidget;
import it.unibas.spicygui.widget.caratteristiche.AbstractCaratteristicheWidgetComposition;
import it.unibas.spicygui.widget.caratteristiche.CaratteristicheWidgetConstantComposition;
import it.unibas.spicygui.widget.caratteristiche.ConnectionInfo;
import java.awt.Point;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JMenuItem;
import javax.swing.JPopupMenu;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.netbeans.api.visual.action.PopupMenuProvider;
import org.netbeans.api.visual.widget.ConnectionWidget;
import org.netbeans.api.visual.widget.LayerWidget;
import org.netbeans.api.visual.widget.Scene;
import org.netbeans.api.visual.widget.Widget;
import org.openide.util.Lookup;
import org.openide.util.NbBundle;
import org.openide.util.lookup.Lookups;

public class MyPopupProviderWidgetConstantComposition implements PopupMenuProvider, ActionListener {

    private static Log logger = LogFactory.getLog(MyPopupProviderWidgetConstantComposition.class);
    private DAOXsd daoXsd = new DAOXsd();
    private Vista vista;
    private Modello modello;
    private ActionProjectTree actionProjectTree;
    private JPopupMenu menu;
    private boolean first = true;
    private ConstantCompositionWidget constantCompositionWidget;
    private final String SET_ROOT = "set root";
    private final String DELETE = "delete";

    public MyPopupProviderWidgetConstantComposition(Scene scene) {
        this.executeInjection();
        this.createPopupMenu();
    }

    public JPopupMenu getPopupMenu(Widget widget, Point arg1) {
        if (first) {
            constantCompositionWidget = (ConstantCompositionWidget) widget;
            first = false;
        }
        return menu;
    }

    public void actionPerformed(ActionEvent e) {
        if (e.getActionCommand().equals(SET_ROOT)) {
        } else if (e.getActionCommand().equals(DELETE)) {
            deleteWidget();
        } else {
        }
    }

    private void createPopupMenu() {
        menu = new JPopupMenu("Popup menu");

        JMenuItem itemDeleteWidget;

        itemDeleteWidget = new JMenuItem(NbBundle.getMessage(Costanti.class, Costanti.DELETE_WIDGET_COMPOSITION));
        itemDeleteWidget.setActionCommand(DELETE);
        itemDeleteWidget.addActionListener(this);
        menu.add(itemDeleteWidget);

    }

    private void deleteWidget() {
        LayerWidget mainLayer = (LayerWidget) constantCompositionWidget.getParentWidget();
        CaratteristicheWidgetConstantComposition caratteristicheWidgetConstantComposition = (CaratteristicheWidgetConstantComposition) mainLayer
                .getChildConstraint(this.constantCompositionWidget);
        ConnectionInfo connectionInfo = caratteristicheWidgetConstantComposition.getConnectionInfo();
        if (connectionInfo != null && connectionInfo.getConnectionWidget().getParentWidget() != null) {
            LayerWidget connectionLayer = (LayerWidget) connectionInfo.getConnectionWidget().getParentWidget();

            //TODO vedere se puo' essere migliorato mettendo una lista di connectionInfo nelle classe delle caratteristiche del widget (in questo caso in CaratteristicheWidgetMergeComposition)
            List<ConnectionWidget> listaConnectionToWidget = new ArrayList<ConnectionWidget>();
            List<ConnectionWidget> listaConnectionFromWidget = new ArrayList<ConnectionWidget>();
            for (Widget widget : connectionLayer.getChildren()) {
                ConnectionWidget connectionWidget = (ConnectionWidget) widget;
                if (connectionWidget.getSourceAnchor().getRelatedWidget().equals(constantCompositionWidget)) {
                    listaConnectionFromWidget.add(connectionWidget);
                } else if (connectionWidget.getTargetAnchor().getRelatedWidget()
                        .equals(constantCompositionWidget)) {
                    listaConnectionToWidget.add(connectionWidget);
                }
            }
            for (ConnectionWidget connectionWidget : listaConnectionFromWidget) {
                manageTargetWidget(connectionWidget, caratteristicheWidgetConstantComposition, mainLayer);
            }
            for (ConnectionWidget connectionWidget : listaConnectionToWidget) {
                manageSourceWidget(connectionWidget, caratteristicheWidgetConstantComposition, mainLayer);
            }

        }

        caratteristicheWidgetConstantComposition.getWidgetBarra().removeFromParent();
        constantCompositionWidget.removeFromParent();
        constantCompositionWidget.getScene().validate();
        //        caratteristicheWidgetConstantComposition.getScenarioRelated().setInComposition(false);
    }

    private void executeInjection() {
        if (this.vista == null) {
            this.vista = Lookup.getDefault().lookup(Vista.class);
        }

        if (this.modello == null) {
            this.modello = Lookup.getDefault().lookup(Modello.class);
        }

        if (this.actionProjectTree == null) {
            this.actionProjectTree = Lookups.forPath("Azione").lookup(ActionProjectTree.class);
        }
    }

    private void manageTargetWidget(ConnectionWidget connectionWidget,
            CaratteristicheWidgetConstantComposition caratteristicheWidgetConstantComposition,
            LayerWidget mainLayer) {

        AbstractCaratteristicheWidgetComposition caratteristicheWidgetCompositionTarget = (AbstractCaratteristicheWidgetComposition) mainLayer
                .getChildConstraint(connectionWidget.getTargetAnchor().getRelatedWidget());
        MutableMappingTask mutableMappingTaskSource = caratteristicheWidgetConstantComposition
                .getMutableMappingTask();
        MutableMappingTask mutableMappingTaskTarget = caratteristicheWidgetCompositionTarget
                .getMutableMappingTask();
        mutableMappingTaskSource.getMutableMappingTasks().remove(mutableMappingTaskTarget);
        mutableMappingTaskTarget.getMutableMappingTasks().remove(mutableMappingTaskSource);

        caratteristicheWidgetCompositionTarget
                .removeSourceScenario((ICompositionWidget) connectionWidget.getTargetAnchor().getRelatedWidget());
        caratteristicheWidgetConstantComposition.getTargetList()
                .remove((ICompositionWidget) connectionWidget.getTargetAnchor().getRelatedWidget());

        connectionWidget.removeFromParent();

    }

    private void manageSourceWidget(ConnectionWidget connectionWidget,
            CaratteristicheWidgetConstantComposition caratteristicheWidgetConstantCompositionTarget,
            LayerWidget mainLayer) {

        AbstractCaratteristicheWidgetComposition caratteristicheWidgetCompositionSource = (AbstractCaratteristicheWidgetComposition) mainLayer
                .getChildConstraint(connectionWidget.getTargetAnchor().getRelatedWidget());
        MutableMappingTask mutableMappingTaskSource = caratteristicheWidgetCompositionSource
                .getMutableMappingTask();
        MutableMappingTask mutableMappingTaskTarget = caratteristicheWidgetConstantCompositionTarget
                .getMutableMappingTask();
        mutableMappingTaskSource.getMutableMappingTasks().remove(mutableMappingTaskTarget);
        mutableMappingTaskTarget.getMutableMappingTasks().remove(mutableMappingTaskSource);

        caratteristicheWidgetConstantCompositionTarget
                .removeSourceScenario((ICompositionWidget) connectionWidget.getTargetAnchor().getRelatedWidget());
        caratteristicheWidgetCompositionSource.getTargetList()
                .remove((ICompositionWidget) connectionWidget.getTargetAnchor().getRelatedWidget());

        connectionWidget.removeFromParent();
    }
}