HeaderView.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.ui;

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.ViewWithUiHandlers;
import com.jci.client.resource.header.HeaderResource;

import javax.inject.Inject;

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

public class HeaderView extends ViewWithUiHandlers<HeaderUiHandlers> implements HeaderPresenter.MyView, AttachEvent.Handler {
    interface Binder extends UiBinder<Widget, HeaderView> {
    }

    @UiField
    DivElement menu;
    @UiField
    AnchorElement localeSwitch;

    private final String activeStyleName;

    @Inject
    public HeaderView(Binder binder,
                      HeaderResource headerResource) {
        initWidget(binder.createAndBindUi(this));

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

        asWidget().addAttachHandler(this);
    }

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

    @Override
    public void activateCurrentLink(String nameTokens) {
        $("." + activeStyleName).removeClass(activeStyleName);
        $("." + nameTokens).addClass(activeStyleName);
    }

    private void bindGwtQuery() {
        $(localeSwitch).click(new Function() {
            @Override
            public void f() {
                getUiHandlers().switchLocale();
            }
        });
    }
}