org.ripla.web.demo.widgets.views.InputWidgetsView.java Source code

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Here is the source code for org.ripla.web.demo.widgets.views.InputWidgetsView.java

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/*******************************************************************************
 * Copyright (c) 2012-2013 RelationWare, Benno Luthiger
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 * RelationWare, Benno Luthiger
 ******************************************************************************/

package org.ripla.web.demo.widgets.views;

import org.ripla.interfaces.IMessages;
import org.ripla.web.demo.widgets.Activator;
import org.ripla.web.demo.widgets.data.CountryBean;
import org.ripla.web.demo.widgets.data.CountryData;

import com.vaadin.data.Item;
import com.vaadin.data.util.IndexedContainer;
import com.vaadin.data.util.filter.SimpleStringFilter;
import com.vaadin.event.FieldEvents;
import com.vaadin.event.FieldEvents.TextChangeEvent;
import com.vaadin.shared.ui.datefield.Resolution;
import com.vaadin.ui.AbstractTextField.TextChangeEventMode;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.PasswordField;
import com.vaadin.ui.PopupDateField;
import com.vaadin.ui.RichTextArea;
import com.vaadin.ui.Table;
import com.vaadin.ui.Table.ColumnHeaderMode;
import com.vaadin.ui.TextArea;
import com.vaadin.ui.TextField;
import com.vaadin.ui.VerticalLayout;

/**
 * The view to display the Vaadin input widgets.
 * 
 * @author Luthiger
 */
@SuppressWarnings("serial")
public class InputWidgetsView extends AbstractWidgetsView {
    private static final int WIDTH_FIELD = 25;
    private static final int WIDTH_AREA = 38;
    private static final int FILTER_WIDTH = 170;

    public InputWidgetsView() {
        super();

        final IMessages lMessages = Activator.getMessages();
        final VerticalLayout lLayout = initLayout(lMessages, "widgets.title.page.input"); //$NON-NLS-1$

        final HorizontalLayout lColumns = new HorizontalLayout();
        lColumns.setSpacing(true);
        lLayout.addComponent(lColumns);

        final VerticalLayout lCol1 = new VerticalLayout();
        lCol1.setSizeUndefined();
        lColumns.addComponent(lCol1);
        final VerticalLayout lCol2 = new VerticalLayout();
        lCol2.setSizeUndefined();
        lColumns.addComponent(lCol2);
        final VerticalLayout lCol3 = new VerticalLayout();
        lCol3.setSizeUndefined();
        lColumns.addComponent(lCol3);
        lColumns.setExpandRatio(lCol3, 1);

        // classic input fields
        lCol1.addComponent(getSubtitle(lMessages.getMessage("widgets.input.subtitle.input.normal"))); //$NON-NLS-1$
        final TextField lTextField = new TextField();
        lTextField.setColumns(WIDTH_FIELD);
        lCol1.addComponent(lTextField);

        lCol1.addComponent(getSubtitle(lMessages.getMessage("widgets.input.subtitle.input.prompt"))); //$NON-NLS-1$
        final TextField lTextField2 = new TextField();
        lTextField2.setInputPrompt(lMessages.getMessage("widgets.input.input.prompt")); //$NON-NLS-1$
        lTextField2.setColumns(WIDTH_FIELD);
        lCol1.addComponent(lTextField2);

        lCol1.addComponent(getSubtitle(lMessages.getMessage("widgets.input.subtitle.input.password"))); //$NON-NLS-1$
        final PasswordField lPassword = new PasswordField();
        lPassword.setColumns(WIDTH_FIELD);
        lCol1.addComponent(lPassword);

        lCol1.addComponent(getSubtitle(lMessages.getMessage("widgets.input.subtitle.date"))); //$NON-NLS-1$
        final PopupDateField lDate1 = new PopupDateField(lMessages.getMessage("widgets.input.popup.date")); //$NON-NLS-1$
        lDate1.setResolution(Resolution.DAY);
        lDate1.setDateFormat("dd. MMMM yyyy"); //$NON-NLS-1$
        lDate1.setWidth(160, Unit.PIXELS);
        lDate1.setValue(new java.util.Date());
        lCol1.addComponent(lDate1);

        // text areas
        lCol2.addComponent(getSubtitle(lMessages.getMessage("widgets.input.subtitle.text.area"))); //$NON-NLS-1$
        final TextArea lArea = new TextArea();
        lArea.setColumns(WIDTH_AREA);
        lArea.setRows(7);
        lCol2.addComponent(lArea);

        lCol2.addComponent(getSubtitle(lMessages.getMessage("widgets.input.subtitle.rich.text"))); //$NON-NLS-1$
        final RichTextArea lRichText = new RichTextArea();
        lRichText.setWidth(WIDTH_AREA, Unit.EM);
        lRichText.setHeight(15, Unit.EM);
        lCol2.addComponent(lRichText);

        // text input with filter
        final CountryContainer lCountries = new CountryContainer();
        lCol3.addComponent(getSubtitle(lMessages.getMessage("widgets.input.subtitle.input.filter"))); //$NON-NLS-1$
        final TextField lFilter = new TextField();
        lFilter.setTextChangeEventMode(TextChangeEventMode.LAZY);
        lFilter.setTextChangeTimeout(200);
        lFilter.addTextChangeListener(new FieldEvents.TextChangeListener() {
            @Override
            public void textChange(final TextChangeEvent inEvent) {
                lCountries.removeAllContainerFilters();
                lCountries.addContainerFilter(
                        new SimpleStringFilter(CountryContainer.PROPERTY_NAME, inEvent.getText(), true, true));
            }
        });
        lFilter.setWidth(FILTER_WIDTH, Unit.PIXELS);

        final Table lTable = new Table(null, lCountries);
        lTable.setColumnHeaderMode(ColumnHeaderMode.HIDDEN);
        lTable.setWidth(FILTER_WIDTH, Unit.PIXELS);
        lTable.setPageLength(18);

        lCol3.addComponent(lFilter);
        lCol3.addComponent(lTable);
    }

    private static class CountryContainer extends IndexedContainer {
        protected static final String PROPERTY_NAME = "name"; //$NON-NLS-1$

        @SuppressWarnings("unchecked")
        protected CountryContainer() {
            super();

            addContainerProperty(PROPERTY_NAME, String.class, ""); //$NON-NLS-1$
            for (final CountryBean lCountry : CountryData.INSTANCE.getCountryContainer().getItemIds()) {
                final Item lItem = addItem(lCountry);
                lItem.getItemProperty(CountryContainer.PROPERTY_NAME).setValue(lCountry.getName());
            }
        }
    }

}