fr.univlorraine.mondossierweb.views.windows.InputWindow.java Source code

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Here is the source code for fr.univlorraine.mondossierweb.views.windows.InputWindow.java

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/**
 *
 *  ESUP-Portail MONDOSSIERWEB - Copyright (c) 2016 ESUP-Portail consortium
 *
 *
 *  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 fr.univlorraine.mondossierweb.views.windows;

import java.io.Serializable;
import java.util.LinkedHashSet;
import java.util.Set;

import javax.annotation.Resource;

import lombok.Getter;

import org.springframework.beans.factory.annotation.Configurable;
import org.springframework.context.ApplicationContext;

import com.vaadin.event.ShortcutAction;
import com.vaadin.event.ShortcutListener;
import com.vaadin.ui.Alignment;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.TextField;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.Window;
import com.vaadin.ui.themes.ValoTheme;

/**
 * Fentre de saisie
 */
@Configurable(preConstruction = true)
public class InputWindow extends Window {
    private static final long serialVersionUID = -1122823010557105316L;

    /* Injections */
    @Resource
    private transient ApplicationContext applicationContext;

    /* Composants */
    private TextField inputTextField = new TextField();
    private Button btnOk = new Button();
    private Button btnCancel = new Button();

    /** Listeners */
    @Getter
    private Set<BtnOkListener> btnOkListeners = new LinkedHashSet<>();

    public void addBtnOkListener(BtnOkListener btnOkListener) {
        btnOkListeners.add(btnOkListener);
    }

    public void removeBtnOkListener(BtnOkListener btnOkListener) {
        btnOkListeners.remove(btnOkListener);
    }

    public void addBtnCancelListener(ClickListener clickListener) {
        btnCancel.addClickListener(clickListener);
    }

    public void removeBtnCancelListener(ClickListener clickListener) {
        btnCancel.removeClickListener(clickListener);
    }

    /**
     * Cre une fentre de saisie avec un message et un titre par dfaut
     */
    public InputWindow() {
        this(null, null);
    }

    /**
     * Cre une fentre de saisie avec un titre par dfaut
     * @param message
     */
    public InputWindow(String message) {
        this(message, null);
    }

    /**
     * Cre une fentre de saisie
     * @param message
     * @param titre
     */
    public InputWindow(String message, String titre) {
        /* Style */
        setWidth(400, Unit.PIXELS);
        setModal(true);
        setResizable(false);
        setClosable(false);

        /* Layout */
        VerticalLayout layout = new VerticalLayout();
        layout.setMargin(true);
        layout.setSpacing(true);
        setContent(layout);

        /* Titre */
        if (titre == null) {
            titre = applicationContext.getMessage("inputWindow.defaultTitle", null, getLocale());
        }
        setCaption(titre);

        /* Texte */
        if (message == null) {
            message = applicationContext.getMessage("inputWindow.defaultMessage", null, getLocale());
        }
        Label textLabel = new Label(message);
        layout.addComponent(textLabel);

        /* Champ de saisie */
        inputTextField.setWidth(100, Unit.PERCENTAGE);
        inputTextField.addShortcutListener(new ShortcutListener(null, ShortcutAction.KeyCode.ENTER, null) {
            private static final long serialVersionUID = 6231790311427334925L;

            @Override
            public void handleAction(Object sender, Object target) {
                btnOk.click();
            }
        });
        layout.addComponent(inputTextField);

        /* Boutons */
        HorizontalLayout buttonsLayout = new HorizontalLayout();
        buttonsLayout.setWidth(100, Unit.PERCENTAGE);
        buttonsLayout.setSpacing(true);
        layout.addComponent(buttonsLayout);

        btnCancel.setCaption(applicationContext.getMessage("inputWindow.btnCancel", null, getLocale()));
        btnCancel.addClickListener(e -> close());
        buttonsLayout.addComponent(btnCancel);
        buttonsLayout.setComponentAlignment(btnCancel, Alignment.MIDDLE_LEFT);

        btnOk.setCaption(applicationContext.getMessage("inputWindow.btnOk", null, getLocale()));
        btnOk.addStyleName(ValoTheme.BUTTON_PRIMARY);
        btnOk.addClickListener(e -> {
            btnOkListeners.forEach(l -> l.btnOkClick(inputTextField.getValue()));
            close();
        });
        buttonsLayout.addComponent(btnOk);
        buttonsLayout.setComponentAlignment(btnOk, Alignment.MIDDLE_RIGHT);

        /* Centre la fentre */
        center();
        /* Place le focus sur le champ de saisie */
        inputTextField.focus();
    }

    /**
     * Interface pour les listeners du bouton ok.
     */
    public interface BtnOkListener extends Serializable {

        /**
         * Appel lorsque Ok est cliqu.
         */
        public void btnOkClick(String text);

    }

}