com.mycollab.mobile.ui.SearchInputField.java Source code

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Here is the source code for com.mycollab.mobile.ui.SearchInputField.java

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/**
 * This file is part of mycollab-mobile.
 *
 * mycollab-mobile 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.
 *
 * mycollab-mobile 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 mycollab-mobile.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.mycollab.mobile.ui;

import com.mycollab.core.utils.StringUtils;
import com.mycollab.db.arguments.SearchCriteria;
import com.mycollab.vaadin.events.HasSearchHandlers;
import com.mycollab.vaadin.events.SearchHandler;
import com.vaadin.ui.TextField;
import org.vaadin.jouni.dom.Dom;
import org.vaadin.resetbuttonfortextfield.ResetButtonForTextField;

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

/**
 * @author Mycollab Ltd
 * @since 5.2.5
 */
public abstract class SearchInputField<S extends SearchCriteria> extends TextField implements HasSearchHandlers<S> {
    private List<SearchHandler<S>> searchHandlers;

    public SearchInputField() {
        this.setImmediate(true);
        this.setStyleName("searchinputfield");
        Dom dom = new Dom(this);
        dom.setAttribute("placeholder", "Search");
        this.setTextChangeEventMode(TextChangeEventMode.TIMEOUT);
        this.setTextChangeTimeout(3000);
        this.addValueChangeListener(valueChangeEvent -> {
            String value = getValue();
            if (StringUtils.isNotBlank(value)) {
                final S searchCriteria = fillUpSearchCriteria(value);
                notifySearchHandler(searchCriteria);
            }
        });
        ResetButtonForTextField resetBtn = ResetButtonForTextField.extend(this);
        resetBtn.addResetButtonClickedListener(() -> {
            final S searchCriteria = fillUpSearchCriteria(null);
            notifySearchHandler(searchCriteria);
        });
    }

    @Override
    public void addSearchHandler(SearchHandler<S> handler) {
        if (searchHandlers == null) {
            searchHandlers = new ArrayList<>();
        }
        searchHandlers.add(handler);
    }

    @Override
    public void notifySearchHandler(final S criteria) {
        if (searchHandlers != null) {
            for (SearchHandler<S> handler : searchHandlers) {
                handler.onSearch(criteria);
            }
        }
    }

    abstract protected S fillUpSearchCriteria(String value);

    @Override
    public void setTotalCountNumber(Integer totalCountNumber) {

    }
}