com.esofthead.mycollab.module.crm.view.activity.DateTimePickerField.java Source code

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Here is the source code for com.esofthead.mycollab.module.crm.view.activity.DateTimePickerField.java

Source

/**
 * This file is part of mycollab-web.
 *
 * mycollab-web 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.
 *
 * mycollab-web 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 mycollab-web.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.esofthead.mycollab.module.crm.view.activity;

import java.util.Calendar;
import java.util.Date;

import com.esofthead.mycollab.core.utils.DateTimeUtils;
import com.esofthead.mycollab.vaadin.ui.PopupDateFieldExt;
import com.esofthead.mycollab.vaadin.ui.ValueComboBox;
import com.vaadin.data.Property;
import com.vaadin.data.Validator.InvalidValueException;
import com.vaadin.shared.ui.datefield.Resolution;
import com.vaadin.ui.Component;
import com.vaadin.ui.CustomField;
import org.vaadin.maddon.layouts.MHorizontalLayout;

/**
 * 
 * @author MyCollab Ltd.
 * @since 2.0
 * 
 */
public class DateTimePickerField extends CustomField<Date> {
    private static final long serialVersionUID = 1L;

    private static final long ONE_MINUTE_IN_MILLIS = 60000;

    private PopupDateFieldExt popupDateField;
    private HourPickerComboBox hourPickerComboBox;
    private MinutePickerComboBox minutePickerComboBox;
    private ValueComboBox timeFormatComboBox;

    public DateTimePickerField() {
        popupDateField = new PopupDateFieldExt();
        popupDateField.setResolution(Resolution.DAY);
        popupDateField.setWidth("130px");

        hourPickerComboBox = new HourPickerComboBox();
        hourPickerComboBox.setWidth("50px");

        minutePickerComboBox = new MinutePickerComboBox();
        minutePickerComboBox.setWidth("50px");

        timeFormatComboBox = new ValueComboBox();
        timeFormatComboBox.setWidth("50px");
        timeFormatComboBox.setCaption(null);
        timeFormatComboBox.loadData("AM", "PM");
        timeFormatComboBox.setNullSelectionAllowed(false);
        timeFormatComboBox.setImmediate(true);
    }

    @Override
    protected Component initContent() {
        return new MHorizontalLayout().with(popupDateField, hourPickerComboBox, minutePickerComboBox,
                timeFormatComboBox);
    }

    @Override
    public void setPropertyDataSource(Property newDataSource) {
        Object value = newDataSource.getValue();
        if (value instanceof Date) {
            long min, hrs;
            String timeFormat;

            Date dateVal = (Date) value;
            Calendar cal = java.util.Calendar.getInstance();
            cal.setTime(dateVal);
            min = cal.get(java.util.Calendar.MINUTE);
            hrs = cal.get(java.util.Calendar.HOUR);
            timeFormat = (cal.get(java.util.Calendar.AM_PM) == 0) ? "AM" : "PM";

            popupDateField.setValue(dateVal);
            hourPickerComboBox.setValue((hrs < 10) ? "0" + hrs : "" + hrs);
            minutePickerComboBox.setValue((min < 10) ? "0" + min : "" + min);
            timeFormatComboBox.setValue(timeFormat);
        }
        super.setPropertyDataSource(newDataSource);
    }

    private long calculateMiniSecond(Integer hour, Integer minus, String timeFormat) {
        long allMinus = 0;
        if (timeFormat.equals("AM")) {
            allMinus = (((hour == 12) ? 0 : hour) * 60 + minus) * ONE_MINUTE_IN_MILLIS;
        } else if (timeFormat.equals("PM")) {
            allMinus = (((hour == 12) ? 12 : hour + 12) * 60 + minus) * ONE_MINUTE_IN_MILLIS;
        }
        return allMinus;
    }

    @Override
    public void commit() throws SourceException, InvalidValueException {
        Date internalValue = getDateValue();
        super.setInternalValue(internalValue);
        super.commit();
    }

    @Override
    public Class<Date> getType() {
        return Date.class;
    }

    private Date getDateValue() {
        if (popupDateField.getValue() == null) {
            return null;
        }
        Date baseDate = DateTimeUtils.trimHMSOfDate(popupDateField.getValue());
        Integer hour = (hourPickerComboBox.getValue() != null)
                ? Integer.parseInt((String) hourPickerComboBox.getValue())
                : 0;
        Integer minus = (minutePickerComboBox.getValue() != null)
                ? Integer.parseInt((String) minutePickerComboBox.getValue())
                : 0;
        String timeFormat = (timeFormatComboBox.getValue() != null) ? (String) timeFormatComboBox.getValue() : "AM";
        long milliseconds = calculateMiniSecond(hour, minus, timeFormat);
        java.util.Calendar cal = java.util.Calendar.getInstance();
        cal.setTimeInMillis(baseDate.getTime() + milliseconds);
        return cal.getTime();
    }

    private class HourPickerComboBox extends ValueComboBox {
        private static final long serialVersionUID = 1L;
        private final String[] HOURS = new String[] { "00", "01", "02", "03", "04", "05", "06", "07", "08", "09",
                "10", "11" };

        public HourPickerComboBox() {
            super();
            setCaption(null);
            this.loadData(HOURS);
        }
    }

    private class MinutePickerComboBox extends ValueComboBox {
        private static final long serialVersionUID = 1L;
        private String[] MINUS = new String[] { "00", "15", "30", "45" };

        public MinutePickerComboBox() {
            super();
            setCaption(null);
            this.loadData(MINUS);
        }
    }
}