fr.amapj.view.engine.popup.formpopup.fieldlink.FieldLink.java Source code

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Here is the source code for fr.amapj.view.engine.popup.formpopup.fieldlink.FieldLink.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.popup.formpopup.fieldlink;

import java.util.ArrayList;
import java.util.List;

import org.vaadin.openesignforms.ckeditor.CKEditorTextField;

import com.vaadin.ui.AbstractField;
import com.vaadin.ui.ComboBox;
import com.vaadin.ui.TextField;

import fr.amapj.model.models.param.paramecran.ChoixImpressionBilanLivraison;
import fr.amapj.view.engine.popup.formpopup.ValidatorManager;
import fr.amapj.view.engine.popup.formpopup.validator.IValidator;
import fr.amapj.view.engine.popup.formpopup.validator.NotNullValidatorConditionnal;
import fr.amapj.view.engine.popup.formpopup.validator.NotNullValidatorConditionnalFieldLink;

/**
 * Permet de crer un lien entre une combox box et l'activation / desactivation
 * d'un certain nombre d'lements lis
 */
public class FieldLink {
    // Combo maitre 
    private ComboBox box;

    // Liste des lments lis
    private List<AbstractField<?>> fields = new ArrayList<>();

    // Validateur qui pourra tre appliqu sur les searchers si besoin 
    private NotNullValidatorConditionnalFieldLink notNull;

    // Liste des valeurs activant les elements
    private List<Enum<?>> actives = new ArrayList<>();

    private ValidatorManager validatorManager;

    // Contient les fils 
    private List<FieldLink> childs = new ArrayList<>();

    // Contient le pere
    private FieldLink parent;

    public FieldLink(ValidatorManager validatorManager, List<Enum<?>> actives, ComboBox box) {
        this.validatorManager = validatorManager;
        this.actives = actives;
        this.box = box;

        notNull = new NotNullValidatorConditionnalFieldLink();
        notNull.checkIf(this);
        box.addValueChangeListener(e -> valueChanged());
    }

    /**
     * Permet d'indiquer que ce field Link est pilot par un parent 
     */
    public void setParent(FieldLink parent) {
        this.parent = parent;
        parent.childs.add(this);

    }

    public IValidator getValidator() {
        return notNull;
    }

    public void doLink() {
        // Appel de la mise  jour 
        valueChanged();
    }

    public boolean isActif() {
        if (parent != null) {
            boolean parentState = parent.isActif();
            box.setEnabled(parentState);
            if (parentState == false) {
                return false;
            }
        }

        Enum en = (Enum) box.getValue();
        return actives.contains(en);

    }

    public void addField(AbstractField<?> f) {
        fields.add(f);
    }

    private void valueChanged() {
        boolean actif = isActif();

        for (AbstractField<?> field : fields) {
            // Activation - desactivation 
            if (field instanceof CKEditorTextField) {
                // Attention : il y a un bug dans le wrapper ckeditor, le setEnabled ne fonctionne pas
                ((CKEditorTextField) field).setViewWithoutEditor(!actif);
            } else {
                field.setEnabled(actif);
            }

            // Remise  zro si ncessaire
            if (actif == false) {
                if (field instanceof TextField) {
                    // Tres important : sinon la desactivation des IntegerTextField ne fonctionne pas 
                    ((TextField) field).setValue("");
                } else {
                    field.setValue(null);
                }
            }
        }

        // On passe ensuite aux FieldLink fils
        for (FieldLink child : childs) {
            child.valueChanged();
        }

    }

    public List<Enum<?>> getActives() {
        return actives;
    }

    public ComboBox getBox() {
        return box;
    }

    public String getComboTitle() {
        return validatorManager.getTitle(box);
    }

}