tools.dynamia.zk.ui.DurationSelector Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of tools.dynamia.zk Show documentation
Classes for ZK web application
The newest version!
package tools.dynamia.zk.ui;

import org.zkoss.zk.ui.Page;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zul.*;
import tools.dynamia.commons.DurationUnit;
import tools.dynamia.web.util.HttpUtils;
import tools.dynamia.zk.BindingComponentIndex;
import tools.dynamia.zk.ComponentAliasIndex;
import tools.dynamia.zk.util.ZKUtil;

import java.time.Duration;
import java.util.List;
import java.util.Objects;

/**
 * Basic duration input selector for {@link Duration} values.
 */
public class DurationSelector extends Div {

    static {
        BindingComponentIndex.getInstance().put("selected", DurationSelector.class);
        ComponentAliasIndex.getInstance().add("durationselector", DurationSelector.class);
    }

    private Combobox unitsbox;
    private Longbox valuebox;

    private Duration selected;

    public DurationSelector() {
        initUI();
    }

    private void initUI() {
        Layout container = new Hlayout();
        if (HttpUtils.isSmartphone()) {
            container = new Vlayout();
        }

        container.setHflex("1");
        appendChild(container);

        valuebox = new Longbox();
        unitsbox = new Combobox();
        unitsbox.setReadonly(true);
        ZKUtil.fillCombobox(unitsbox, List.of(DurationUnit.MILLIS, DurationUnit.SECONDS, DurationUnit.MINUTES, DurationUnit.HOURS), false);

        container.appendChild(valuebox);
        container.appendChild(unitsbox);

        valuebox.addEventListener(Events.ON_OK, this::notifySelection);
        valuebox.addEventListener(Events.ON_BLUR, this::notifySelection);
        unitsbox.addEventListener(Events.ON_SELECT, this::notifySelection);
    }

    private void updateUI() {
        if (selected != null) {
            DurationUnit unit = DurationUnit.MILLIS;
            String format = selected.toString();
            long value = selected.toMillis();
            if (!format.contains("0.") && format.indexOf("S") > 0) {
                unit = DurationUnit.SECONDS;
                value = selected.toSeconds();
            } else if (format.indexOf("M") > 0) {
                unit = DurationUnit.MINUTES;
                value = selected.toMinutes();
            } else if (format.indexOf("H") > 0) {
                unit = DurationUnit.HOURS;
                value = selected.toHours();
            }

            ((ListModelList) unitsbox.getModel()).addToSelection(unit);
            valuebox.setValue(value);


        }
    }

    private void notifySelection(Event evt) {
        DurationUnit selectedUnit = unitsbox.getSelectedItem() != null ? unitsbox.getSelectedItem().getValue() : null;
        if (selectedUnit != null && valuebox.getValue() != null) {
            Duration selection = Duration.of(valuebox.getValue(), selectedUnit.getTemporalUnit());
            if (!Objects.equals(selection, this.selected)) {
                this.selected = selection;
                Events.postEvent(new Event(Events.ON_SELECT, this, getSelected()));
            }
        }
    }

    public void setSelected(Duration selected) {
        if (!Objects.equals(this.selected, selected)) {
            this.selected = selected;
            updateUI();
        }
    }

    public Duration getSelected() {
        return selected;
    }

    public Combobox getUnitsbox() {
        return unitsbox;
    }

    public Longbox getValuebox() {
        return valuebox;
    }
}