de.forsthaus.webui.util.InputMessageTextBox.java Source code

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Here is the source code for de.forsthaus.webui.util.InputMessageTextBox.java

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/**
 * Copyright 2010 the original author or authors.
 * 
 * This file is part of Zksample2. http://zksample2.sourceforge.net/
 *
 * Zksample2 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.
 * 
 * Zksample2 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 Zksample2.  If not, see <http://www.gnu.org/licenses/gpl.html>.
 */
package de.forsthaus.webui.util;

import java.util.Date;

import org.apache.commons.lang.StringUtils;
import org.apache.log4j.Logger;
import org.springframework.security.core.context.SecurityContextHolder;
import org.zkoss.util.resource.Labels;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.SuspendNotAllowedException;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.EventListener;
import org.zkoss.zul.Button;
import org.zkoss.zul.Separator;
import org.zkoss.zul.Textbox;
import org.zkoss.zul.Window;

import de.forsthaus.policy.model.UserImpl;

/**
 * This class creates a modal window as a dialog in which the user <br>
 * can input some text. By onClosing with <RETURN> or Button <send> this
 * InputConfirmBox can return the message as a String value if not empty. <br>
 * In this case the returnValue is the same as the inputValue.<br>
 * 
 * @author bbruhns
 * @author sgerth
 */
public class InputMessageTextBox extends Window {

    private static final long serialVersionUID = 8109634704496621100L;
    private static final Logger logger = Logger.getLogger(InputMessageTextBox.class);

    private final Textbox textbox;
    private String msg = "";
    private String userName;

    /**
     * The Call method.
     * 
     * @param parent
     *            The parent component
     * @param anQuestion
     *            The question that's to be confirmed.
     * @return String from the input textbox.
     */
    public static String show(Component parent) {
        return new InputMessageTextBox(parent).getMsg();
    }

    /**
     * private constructor. So it can only be created with the static show()
     * method.
     * 
     * @param parent
     * @param anQuestion
     */
    private InputMessageTextBox(Component parent) {
        super();

        textbox = new Textbox();

        setParent(parent);

        try {
            userName = ((UserImpl) SecurityContextHolder.getContext().getAuthentication().getPrincipal())
                    .getUsername();
        } catch (Exception e) {
            e.printStackTrace();
        }

        createBox();
    }

    private void createBox() {

        setWidth("350px");
        setHeight("150px");
        setTitle(Labels.getLabel("message.Information.PleaseInsertText"));
        setId("confBox");
        setVisible(true);
        setClosable(true);
        addEventListener("onOK", new OnCloseListener());

        // Hbox hbox = new Hbox();
        // hbox.setWidth("100%");
        // hbox.setParent(this);
        // Checkbox cb = new Checkbox();
        // cb.setLabel(Labels.getLabel("common.All"));
        // cb.setChecked(true);

        Separator sp = new Separator();
        sp.setParent(this);

        textbox.setWidth("98%");
        textbox.setHeight("80px");
        textbox.setMultiline(true);
        textbox.setRows(5);
        textbox.setParent(this);

        Separator sp2 = new Separator();
        sp2.setBar(true);
        sp2.setParent(this);

        Button btnSend = new Button();
        btnSend.setLabel(Labels.getLabel("common.Send"));
        btnSend.setParent(this);
        btnSend.addEventListener("onClick", new EventListener() {

            @Override
            public void onEvent(Event event) throws Exception {

                // Check if empty, than do not send
                if (StringUtils.isEmpty(StringUtils.trim(textbox.getText()))) {
                    onClose();
                    return;
                }

                msg = msg + ZksampleDateFormat.getDateTimeLongFormater().format(new Date()) + " / "
                        + Labels.getLabel("common.Message.From") + " " + userName + ":" + "\n";
                msg = msg + textbox.getText();
                msg = msg + "\n" + "_____________________________________________________" + "\n";

                onClose();
            }
        });

        try {
            doModal();
        } catch (SuspendNotAllowedException e) {
            logger.fatal("", e);
        } catch (InterruptedException e) {
            logger.fatal("", e);
        }
    }

    final class OnCloseListener implements EventListener {
        @Override
        public void onEvent(Event event) throws Exception {
            onClose();
        }
    }

    // +++++++++++++++++++++++++++++++++++++++++++++++++ //
    // ++++++++++++++++ Setter/Getter ++++++++++++++++++ //
    // +++++++++++++++++++++++++++++++++++++++++++++++++ //

    public void setMsg(String msg) {
        this.msg = msg;
    }

    public String getMsg() {
        return msg;
    }

}