Helpers.java

/*
 * Copyright (C) 2011 Jason von Nieda <jason@vonnieda.org>
 * 
 * This file is part of OpenPnP.
 * 
 * OpenPnP 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.
 * 
 * OpenPnP 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 OpenPnP. If not, see
 * <http://www.gnu.org/licenses/>.
 * 
 * For more information about OpenPnP visit http://openpnp.org
 */

package org.openpnp.gui.support;

import java.util.Collection;
import java.util.HashSet;
import java.util.Locale;

import javax.swing.JTable;
import javax.swing.JTextField;

import org.jdesktop.beansbinding.BeanProperty;
import org.openpnp.model.Configuration;
import org.openpnp.model.Location;

public class Helpers {
    public static void copyLocationIntoTextFields(Location l, JTextField x, JTextField y,
            JTextField z) {
        copyLocationIntoTextFields(l, x, y, z, null);
    }

    public static void copyLocationIntoTextFields(Location l, JTextField x, JTextField y,
            JTextField z, JTextField rotation) {
        l = l.convertToUnits(Configuration.get().getSystemUnits());
        if (x != null) {
            x.setText(String.format(Locale.US, Configuration.get().getLengthDisplayFormat(),
                    l.getLengthX().getValue()));
        }
        if (y != null) {
            y.setText(String.format(Locale.US, Configuration.get().getLengthDisplayFormat(),
                    l.getLengthY().getValue()));
        }
        if (z != null) {
            z.setText(String.format(Locale.US, Configuration.get().getLengthDisplayFormat(),
                    l.getLengthZ().getValue()));
        }
        if (rotation != null) {
            rotation.setText(String.format(Locale.US, Configuration.get().getLengthDisplayFormat(),
                    l.getRotation()));
        }
    }

    /**
     * Select the last row in a table. Handy for selecting a row that was just added.
     * 
     * @param table
     */
    public static void selectLastTableRow(JTable table) {
        table.clearSelection();
        int index = table.getRowCount() - 1;
        index = table.convertRowIndexToView(index);
        table.addRowSelectionInterval(index, index);
    }

    /**
     * Create a unique name consisting of the prefix and an integer. The name is guaranteed to be
     * unique within the properties of the given Collection using the given propertyName.
     * 
     * @param prefix
     * @param existingObjects Objects against which to compare the property identified by
     *        propertyName against for the unique name.
     * @param propertyName The name of a String property.
     */
    public static String createUniqueName(String prefix, Collection existingObjects,
            String propertyName) {
        HashSet<String> names = new HashSet<>();
        BeanProperty<Object, String> property = BeanProperty.create(propertyName);
        for (Object o : existingObjects) {
            if (o != null) {
                names.add(property.getValue(o));
            }
        }
        for (int i = 1; i < Integer.MAX_VALUE; i++) {
            String name = prefix + i;
            if (!names.contains(name)) {
                return name;
            }
        }

        return null;
    }
}