fr.amapj.view.engine.tools.InLineFormHelper.java Source code

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Here is the source code for fr.amapj.view.engine.tools.InLineFormHelper.java

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/*
 *  Copyright 2013-2018 Emmanuel BRUN (contact@amapj.fr)
 * 
 *  This file is part of AmapJ.
 *  
 *  AmapJ is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Affero General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
    
 *  AmapJ 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 Affero General Public License for more details.
 *
 *  You should have received a copy of the GNU Affero General Public License
 *  along with AmapJ.  If not, see <http://www.gnu.org/licenses/>.
 * 
 * 
 */
package fr.amapj.view.engine.tools;

import java.util.Iterator;
import java.util.List;

import com.vaadin.shared.ui.MarginInfo;
import com.vaadin.ui.AbstractField;
import com.vaadin.ui.Alignment;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.Component;
import com.vaadin.ui.FormLayout;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.Layout;

import fr.amapj.view.engine.popup.PopupListener;
import fr.amapj.view.engine.popup.formpopup.ValidatorManager;
import fr.amapj.view.engine.popup.messagepopup.MessagePopup;

/**
 * Permet de crer un formulaire in line , tel que celui utilis dans
 * "Mon compte"
 * 
 *
 */
public class InLineFormHelper {

    private FormLayout form;
    private HorizontalLayout footer;

    private String libModifier;

    private ClickListener saveListener;

    private PopupListener refreshListener;

    private ValidatorManager validatorManager = new ValidatorManager();

    public InLineFormHelper(String sectionName, String libModifier, PopupListener refreshListener,
            ClickListener saveListener) {
        super();
        this.libModifier = libModifier;
        this.saveListener = saveListener;
        this.refreshListener = refreshListener;

        form = new FormLayout();
        form.setMargin(false);

        Label section = new Label(sectionName);
        section.addStyleName("h2");
        section.addStyleName("colored");
        form.addComponent(section);

    }

    public void addIn(Layout layout) {
        footer = new HorizontalLayout();
        footer.setWidth("100%");
        form.addComponent(footer);
        formInLectureMode(form);

        layout.addComponent(form);
    }

    /**
     * Permet de positionner une form en mode Edition, avec un bouton cancel et
     * save
     * 
     * @param footer
     * @param canceListener
     * @param saveListener
     * @param form
     */
    private void formInCancelSaveMode(FormLayout form) {
        //
        form.removeStyleName("light");

        //
        Iterator<Component> i = form.iterator();
        while (i.hasNext()) {
            Component c = i.next();
            if (c instanceof com.vaadin.ui.AbstractField) {
                AbstractField field = (AbstractField) c;
                field.setReadOnly(false);
            }
        }

        //
        footer.removeAllComponents();
        footer.setMargin(false);
        footer.setSpacing(true);

        Label l = new Label();
        footer.addComponent(l);
        footer.setExpandRatio(l, 1.0f);

        Button cancel = new Button("Annuler");
        cancel.addClickListener(new ClickListener() {
            @Override
            public void buttonClick(ClickEvent event) {
                refreshListener.onPopupClose();
                formInLectureMode(form);
            }
        });

        footer.addComponent(cancel);

        Button save = new Button("Sauvegarder");
        save.addStyleName("primary");
        save.addClickListener(new ClickListener() {
            @Override
            public void buttonClick(ClickEvent event) {
                List<String> msg = validatorManager.validate();
                if (msg.size() > 0) {
                    msg.add(0, "Merci de corriger les points suivants :");
                    MessagePopup.open(new MessagePopup("Notification", msg));
                    return;
                }

                saveListener.buttonClick(null);
                refreshListener.onPopupClose();
                formInLectureMode(form);
            }
        });

        footer.addComponent(save);
        footer.setComponentAlignment(save, Alignment.MIDDLE_LEFT);
    }

    /**
     * Permet de positionner une form en mode Lecture, avec un bouton Editer
     * 
     * @param footer
     * @param canceListener
     * @param saveListener
     * @param form
     */
    private void formInLectureMode(FormLayout form) {
        //
        form.addStyleName("light");

        //
        Iterator<Component> i = form.iterator();
        while (i.hasNext()) {
            Component c = i.next();
            if (c instanceof com.vaadin.ui.AbstractField) {
                AbstractField field = (AbstractField) c;
                field.setReadOnly(true);
            }
        }

        //
        footer.removeAllComponents();

        footer.setMargin(new MarginInfo(true, false, true, false));
        footer.setSpacing(true);

        Label l = new Label();
        footer.addComponent(l);
        footer.setExpandRatio(l, 1.0f);

        Button edit = new Button(libModifier, new ClickListener() {
            @Override
            public void buttonClick(ClickEvent event) {
                formInCancelSaveMode(form);
            }
        });
        footer.addComponent(edit);
    }

    public FormLayout getForm() {
        return form;
    }

    public ValidatorManager getValidatorManager() {
        return validatorManager;
    }

}