ClearColumnData.java

/*
Copyright 2008-2010 Gephi
Authors : Eduardo Ramos <eduramiba@gmail.com>
Website : http://www.gephi.org

This file is part of Gephi.

Gephi is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

Gephi 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 Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with Gephi.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.gephi.datalab.plugin.manipulators.columns;

import java.awt.Image;
import javax.swing.JOptionPane;
import org.gephi.data.attributes.api.AttributeColumn;
import org.gephi.data.attributes.api.AttributeTable;
import org.gephi.datalab.api.AttributeColumnsController;
import org.gephi.datalab.api.DataTablesController;
import org.gephi.datalab.spi.columns.AttributeColumnsManipulator;
import org.gephi.datalab.spi.columns.AttributeColumnsManipulatorUI;
import org.openide.util.ImageUtilities;
import org.openide.util.Lookup;
import org.openide.util.NbBundle;
import org.openide.util.lookup.ServiceProvider;

/**
 * AttributeColumnsManipulator that clears all data of a AttributeColumn of a AttributeTable.
 * Only allows to clear columns with DATA AttributeOrigin or the label column of nodes and edges table.
 * @author Eduardo Ramos <eduramiba@gmail.com>
 */
@ServiceProvider(service = AttributeColumnsManipulator.class)
public class ClearColumnData implements AttributeColumnsManipulator {

    public void execute(AttributeTable table, AttributeColumn column) {
        if (JOptionPane.showConfirmDialog(null, NbBundle.getMessage(ClearColumnData.class, "ClearColumnData.confirmation.message",column.getTitle()), getName(), JOptionPane.YES_NO_OPTION) == JOptionPane.YES_OPTION) {
            Lookup.getDefault().lookup(AttributeColumnsController.class).clearColumnData(table, column);
            Lookup.getDefault().lookup(DataTablesController.class).selectTable(table);
        }
    }

    public String getName() {
        return NbBundle.getMessage(ClearColumnData.class, "ClearColumnData.name");
    }

    public String getDescription() {
        return "";
    }

    public boolean canManipulateColumn(AttributeTable table, AttributeColumn column) {
        boolean result;
        AttributeColumnsController ac = Lookup.getDefault().lookup(AttributeColumnsController.class);
        result=ac.canClearColumnData(column);
        return result&&ac.getTableRowsCount(table)>0;//Also make sure that there is at least 1 row
    }

    public AttributeColumnsManipulatorUI getUI(AttributeTable table,AttributeColumn column) {
        return null;
    }

    public int getType() {
        return 0;
    }

    public int getPosition() {
        return 100;
    }

    public Image getIcon() {
        return ImageUtilities.loadImage("org/gephi/datalab/plugin/manipulators/resources/table-delete-column.png");
    }
}