Application: gvSIG desktop » Library: org.gvsig.tools

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package org.gvsig.tools.swing.impl.pickercontroller.nullablespinner;

import java.text.DateFormat;

import java.text.ParseException;

import java.text.SimpleDateFormat;

import java.util.Locale;

import javax.swing.JFormattedTextField;

import javax.swing.JSpinner;

import javax.swing.SpinnerDateModel;

import javax.swing.text.DateFormatter;

import javax.swing.text.DefaultFormatterFactory;

import org.apache.commons.lang3.StringUtils;

/**

 *

 * @author jjdelcerro

 */

public class NullableTimeEditor extends NullableEditor {

    private static String getDefaultPattern(String pattern, Locale loc) {

        if( StringUtils.isNotBlank(pattern)) {

            return pattern;

        }

        if( loc == null ) {

            loc = Locale.getDefault();

        }

        SimpleDateFormat df = (SimpleDateFormat) DateFormat.getDateInstance(DateFormat.SHORT, loc);

        return df.toPattern();

    }

    public NullableTimeEditor(JSpinner spinner) {

        this(spinner, "hh:mm a", null);

    }

    public NullableTimeEditor(JSpinner spinner, Locale locale) {

        this(spinner, "hh:mm a", locale);

    }

    public NullableTimeEditor(JSpinner spinner, String pattern) {

        this(spinner, "hh:mm a", null);

    }

    public NullableTimeEditor(JSpinner spinner, String pattern, Locale locale) {

        this(

                spinner, 

                new SimpleDateFormat(

                        getDefaultPattern(pattern, locale),

                        locale==null? Locale.getDefault():locale

                )

        );

    }

    private NullableTimeEditor(JSpinner spinner, DateFormat format) {

        super(spinner);

        if (!(spinner.getModel() instanceof SpinnerDateModel)) {

            throw new IllegalArgumentException(

                    "model not a SpinnerDateModel");

        }

        SpinnerDateModel model = (SpinnerDateModel) spinner.getModel();

        DateFormatter formatter = new NullableTimeEditorFormatter(model, format, getTextField());

        DefaultFormatterFactory factory = new DefaultFormatterFactory(formatter);

        JFormattedTextField ftf = getTextField();

        ftf.setEditable(true);

        ftf.setFormatterFactory(factory);

        try {

            String maxString = formatter.valueToString(model.getStart());

            String minString = formatter.valueToString(model.getEnd());

            ftf.setColumns(Math.max(maxString.length(), minString.length()));

        } catch (ParseException e) {

        }

    }

    public SimpleDateFormat getFormat() {

        return (SimpleDateFormat) ((DateFormatter) (getTextField().getFormatter())).getFormat();

    }

    public SpinnerDateModel getModel() {

        return (SpinnerDateModel) (getSpinner().getModel());

    }

}