ChooseSortFieldPanel.java

package es.udc.cartolab.gvsig.navtable.contextualmenu;

import java.util.Collections;
import java.util.List;

import javax.swing.ButtonGroup;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import javax.swing.SortOrder;

import net.miginfocom.swing.MigLayout;

import com.iver.andami.PluginServices;

import es.icarto.gvsig.commons.gui.WidgetFactory;
import es.icarto.gvsig.commons.utils.Field;

@SuppressWarnings("serial")
public class ChooseSortFieldPanel extends JPanel {

    private static final String PROTOTYPE_DISPLAY_VALUE = "XXXXXXXXXXXXXXXXXXXXXXXX";

    private final ButtonGroup buttonGroup;

    private final JComboBox jComboBox;

    public ChooseSortFieldPanel(int priority, List<Field> fields) {
	super(new MigLayout("insets 10", "[90!][][]"));
	String jLabelText = PluginServices.getPluginServices(this).getText(
		"sort_then_by");
	if (priority == 0) {
	    jLabelText = PluginServices.getPluginServices(this).getText(
		    "sort_by");
	}
	add(new JLabel(jLabelText), "cell 0 0 1 2");
	Collections.sort(fields);
	jComboBox = WidgetFactory.combobox();
	jComboBox.addItem(Field.EMPTY_FIELD);
	for (Field f : fields) {
	    jComboBox.addItem(f);
	}
	jComboBox.setPrototypeDisplayValue(PROTOTYPE_DISPLAY_VALUE);

	add(jComboBox, "cell 1 0 1 2");
	buttonGroup = new ButtonGroup();

	JRadioButton asc = new JRadioButton(PluginServices.getPluginServices(
		this).getText("sort_asc"));
	asc.setActionCommand(SortOrder.ASCENDING.toString());
	JRadioButton desc = new JRadioButton(PluginServices.getPluginServices(
		this).getText("sort_desc"));
	desc.setActionCommand(SortOrder.DESCENDING.toString());
	buttonGroup.add(asc);
	buttonGroup.add(desc);
	buttonGroup.setSelected(asc.getModel(), true);

	add(asc, "cell 2 0");
	add(desc, "cell 2 1");
    }

    private SortOrder getSortOrder() {
	String actionCommand = buttonGroup.getSelection().getActionCommand();
	return SortOrder.valueOf(actionCommand);
    }

    public Field getSelected() {
	Field field = null;
	Object selected = jComboBox.getSelectedItem();
	if ((selected != null) && (selected != Field.EMPTY_FIELD)) {
	    field = (Field) selected;
	    field.setSortOrder(getSortOrder());
	}
	return field;
    }
}