com.arcbees.chosen.client.MobileMultipleChosenImpl Maven / Gradle / Ivy

/*
 * Copyright 2014 ArcBees Inc.
 *
 * 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 com.arcbees.chosen.client;

import com.arcbees.chosen.client.SelectParser.OptionItem;
import com.arcbees.chosen.client.event.MaxSelectedEvent;
import com.google.gwt.dom.client.OptionElement;
import com.google.gwt.query.client.GQuery;
import com.google.gwt.user.client.Event;

public class MobileMultipleChosenImpl extends AbstractMobileChosenImpl {
    @Override
    public boolean isMultiple() {
        return true;
    }

    @Override
    protected void resultsBuild(boolean init, String defaultText, boolean customFilter) {
        if (choices > 0) {
            choices = 0;
        }
        super.resultsBuild(init, defaultText, customFilter);
    }

    @Override
    protected void addChoice(OptionItem item) {
        if (maxSelectedOptionsReached()) {
            fireEvent(new MaxSelectedEvent(this));
        } else {
            String optionSelector = "#" + getContainerId() + "_o_" + item.getArrayIndex();
            choices++;

            getSearchResults().find(optionSelector).addClass(getCss().resultSelected());
        }
    }

    protected void resultDeactivate(GQuery query, boolean selected) {
        if (!selected) {
            super.resultDeactivate(query, selected);
        }
    }

    @Override
    protected void resultSelect(Event e) {
        if (getResultHighlight() != null) {
            OptionItem item = getOptionItem(getResultHighlight());

            if (item.isSelected()) {
                resultDeselect(item, getResultHighlight());
            } else if (!maxSelectedOptionsReached()) {
                GQuery high = getResultHighlight();

                super.resultSelect(e);

                searchResultsMouseOver(e);
                resultClearHighlight();
                resultsSearch();

                animateListItem(high, true);
            }
        }
    }

    @Override
    protected void onResultSelected(OptionItem item, String newValue, String oldValue, boolean metaKeyPressed) {
        fireChosenChangeEventIfNotEqual(item, newValue, oldValue);
    }

    @Override
    protected void update() {
        super.update();

        closeField();
    }

    private void resultDeselect(OptionItem item, GQuery element) {
        choices--;

        item.setSelected(false);

        OptionElement option = getSelectElement().getOptions().getItem(item.getOptionsIndex());
        if (option != null) {
            option.setSelected(false);
        }

        animateListItem(element, false);
    }

    @Override
    protected void resultsHide() {
        updateSelectedText();

        super.resultsHide();
    }

    private void updateSelectedText() {
        String selectedText;
        if (choices > 1) {
            selectedText = getOptions().getManySelectedTextMultipleMobile();
        } else {
            selectedText = getOptions().getOneSelectedTextMultipleMobile();
        }

        selectedText = selectedText.replace("{}", "" + choices);

        getSelectedItem().find("span").text(selectedText);
    }
}