TravelPageView.java

/**
 * Copyright 2013 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.jci.client.application.travel;

import com.google.gwt.dom.client.AnchorElement;
import com.google.gwt.dom.client.DivElement;
import com.google.gwt.event.logical.shared.AttachEvent;
import com.google.gwt.query.client.Function;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.user.client.ui.Widget;
import com.gwtplatform.mvp.client.ViewImpl;
import com.jci.client.resource.CommonResource;

import javax.inject.Inject;

import static com.google.gwt.query.client.GQuery.$;

public class TravelPageView extends ViewImpl implements TravelPagePresenter.MyView, AttachEvent.Handler {
    interface Binder extends UiBinder<Widget, TravelPageView> {
    }


    @UiField
    DivElement hotel;
    @UiField
    DivElement travel;
    @UiField
    AnchorElement buttonHotel;
    @UiField
    AnchorElement buttonTravel;

    private final String activeStyleName;

    @Inject
    public TravelPageView(Binder uiBinder,
                          CommonResource commonResource) {
        initWidget(uiBinder.createAndBindUi(this));

        activeStyleName = commonResource.style().active();

        asWidget().addAttachHandler(this);
    }

    @Override
    public void onAttachOrDetach(AttachEvent attachEvent) {
        if (attachEvent.isAttached()) {
            bindGwtQuery();
        }
    }

    @Override
    public void showSection(String id) {
        if (id.equals("travel")) {
            showTravel();
        } else {
            showHotel();
        }
    }

    @Override
    public void showHotel() {
        $(buttonTravel).removeClass(activeStyleName);
        $(buttonHotel).addClass(activeStyleName);
        $(hotel).show();
        $(travel).hide();
    }

    @Override
    public void showTravel() {
        $(buttonHotel).removeClass(activeStyleName);
        $(buttonTravel).addClass(activeStyleName);
        $(travel).show();
        $(hotel).hide();
    }

    private void bindGwtQuery() {
        $(buttonHotel).click(new Function() {
            @Override
            public void f() {
                showHotel();
            }
        });

        $(buttonTravel).click(new Function() {
            @Override
            public void f() {
                showTravel();
            }
        });
    }
}