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Vaadin is a web application framework for Rich Internet Applications (RIA). Vaadin enables easy development and maintenance of fast and secure rich web applications with a stunning look and feel and a wide browser support. It features a server-side architecture with the majority of the logic running on the server. Ajax technology is used at the browser-side to ensure a rich and interactive user experience.

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/*
 * Copyright 2000-2016 Vaadin Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.vaadin.client.ui;

import java.util.Date;
import java.util.Map;

import com.google.gwt.core.client.GWT;
import com.vaadin.shared.ui.datefield.DateTimeResolution;

/**
 * A client side implementation for inline date/time field.
 * 
 * @author Vaadin Ltd
 * @since 8.0
 *
 */
public class VDateTimeFieldCalendar extends
        VAbstractDateFieldCalendar {

    public VDateTimeFieldCalendar() {
        super(GWT.create(VDateTimeCalendarPanel.class),
                DateTimeResolution.MINUTE);
    }

    @Override
    public void updateValueFromPanel() {
        // If field is invisible at the beginning, client can still be null when
        // this function is called.
        if (getClient() == null) {
            return;
        }

        Date date2 = calendarPanel.getDate();
        Date currentDate = getCurrentDate();
        if (currentDate == null || date2.getTime() != currentDate.getTime()) {
            setCurrentDate((Date) date2.clone());
            getClient().updateVariable(getId(),
                    getResolutionVariable(DateTimeResolution.YEAR),
                    date2.getYear() + 1900, false);
            if (getCurrentResolution().compareTo(DateTimeResolution.YEAR) < 0) {
                getClient().updateVariable(getId(),
                        getResolutionVariable(DateTimeResolution.MONTH),
                        date2.getMonth() + 1, false);
                if (getCurrentResolution()
                        .compareTo(DateTimeResolution.MONTH) < 0) {
                    getClient().updateVariable(getId(),
                            getResolutionVariable(DateTimeResolution.DAY),
                            date2.getDate(), false);
                    if (getCurrentResolution()
                            .compareTo(DateTimeResolution.DAY) < 0) {
                        getClient().updateVariable(getId(),
                                getResolutionVariable(DateTimeResolution.HOUR),
                                date2.getHours(), false);
                        if (getCurrentResolution()
                                .compareTo(DateTimeResolution.HOUR) < 0) {
                            getClient().updateVariable(getId(),
                                    getResolutionVariable(
                                            DateTimeResolution.MINUTE),
                                    date2.getMinutes(), false);
                            if (getCurrentResolution()
                                    .compareTo(DateTimeResolution.MINUTE) < 0) {
                                getClient().updateVariable(getId(),
                                        getResolutionVariable(
                                                DateTimeResolution.SECOND),
                                        date2.getSeconds(), false);
                            }
                        }
                    }
                }
            }
            getClient().sendPendingVariableChanges();
        }
    }

    @Override
    public String resolutionAsString() {
        if (getCurrentResolution().compareTo(DateTimeResolution.DAY) >= 0) {
            return getResolutionVariable(getCurrentResolution());
        } else {
            return "full";
        }
    }

    @Override
    public boolean isYear(DateTimeResolution resolution) {
        return DateTimeResolution.YEAR.equals(resolution);
    }

    @Override
    protected Date getDate(Map dateValues) {
        return VPopupTimeCalendar.makeDate(dateValues);
    }

    @Override
    protected DateTimeResolution[] doGetResolutions() {
        return DateTimeResolution.values();
    }

}