com.google.gwt.sample.dynatablemvp.client.presenter.DayCheckBoxPresenter.java Source code

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Here is the source code for com.google.gwt.sample.dynatablemvp.client.presenter.DayCheckBoxPresenter.java

Source

package com.google.gwt.sample.dynatablemvp.client.presenter;

import com.google.gwt.event.logical.shared.HasValueChangeHandlers;
import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.event.shared.HandlerManager;
import com.google.gwt.sample.dynatablemvp.client.event.FilterChangeEvent;
import com.google.gwt.sample.dynatablemvp.shared.DynaTableRequestFactory;
import com.google.gwt.user.client.ui.HasWidgets;
import com.google.gwt.user.client.ui.Widget;

public class DayCheckBoxPresenter implements Presenter {
    //   private static final Logger logger = Logger
    //         .getLogger(DayCheckBoxPresenter.class.getName());

    @SuppressWarnings("unused")
    private final DynaTableRequestFactory rpcService;
    private final HandlerManager eventBus;
    private final Display display;

    public interface Display {
        HasValueChangeHandlers<Boolean> getCheckBox();

        int getDay();

        void setValue(boolean value);

        Widget asWidget();
    }

    public DayCheckBoxPresenter(DynaTableRequestFactory rpcService, HandlerManager eventBus, Display view) {
        this.rpcService = rpcService;
        this.eventBus = eventBus;
        this.display = view;

    }

    protected void bind() {
        //      logger.fine("bind() executed for day: " + display.getDay() + ";");
        display.getCheckBox().addValueChangeHandler(new ValueChangeHandler<Boolean>() {
            public void onValueChange(ValueChangeEvent<Boolean> event) {
                eventBus.fireEvent(new FilterChangeEvent(display.getDay(), event.getValue()));
            }
        });
        eventBus.addHandler(FilterChangeEvent.TYPE, new FilterChangeEvent.Handler() {
            @Override
            public void onFilterChanged(FilterChangeEvent e) {
                if (e.getDay() == display.getDay()) {
                    display.setValue(e.isSelected());
                    //                     logger.fine("onFilterChanged() executed: day="
                    //                           + e.getDay() + "; isSelected="
                    //                           + e.isSelected()+";");
                }
            }
        });

    }

    @Override
    public void go(HasWidgets container) {
        bind();
    }

}