/*
* Copyright (c) 2015 Washington State Department of Transportation
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
package gov.wa.wsdot.mobile.client.activities.amtrakcascades;
import com.google.gwt.aria.client.Roles;
import com.google.gwt.core.client.GWT;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.uibinder.client.UiHandler;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.Widget;
import com.googlecode.mgwt.dom.client.event.tap.TapEvent;
import com.googlecode.mgwt.ui.client.MGWT;
import com.googlecode.mgwt.ui.client.widget.header.HeaderTitle;
import com.googlecode.mgwt.ui.client.widget.list.celllist.CellList;
import com.googlecode.mgwt.ui.client.widget.list.celllist.CellSelectedEvent;
import com.googlecode.mgwt.ui.client.widget.panel.flex.FlexSpacer;
import com.googlecode.mgwt.ui.client.widget.panel.scroll.ScrollPanel;
import gov.wa.wsdot.mobile.client.widget.button.image.BackImageButton;
import gov.wa.wsdot.mobile.client.widget.celllist.MyBasicCell;
import gov.wa.wsdot.mobile.shared.Topic;
import java.util.List;
public class AmtrakCascadesViewGwtImpl extends Composite implements AmtrakCascadesView {
/**
* The UiBinder interface.
*/
interface AmtrakCascadesViewGwtImplUiBinder extends
UiBinder<Widget, AmtrakCascadesViewGwtImpl> {
}
/**
* The UiBinder used to generate the view.
*/
private static AmtrakCascadesViewGwtImplUiBinder uiBinder = GWT
.create(AmtrakCascadesViewGwtImplUiBinder.class);
@UiField
HeaderTitle heading;
@UiField(provided = true)
CellList<Topic> cellList;
@UiField
BackImageButton backButton;
@UiField
ScrollPanel scrollPanel;
@UiField
FlexSpacer leftFlexSpacer;
private Presenter presenter;
public AmtrakCascadesViewGwtImpl() {
cellList = new CellList<Topic>(new MyBasicCell<Topic>() {
@Override
public String getDisplayString(Topic model) {
return model.getName();
}
@Override
public boolean canBeSelected(Topic model) {
return true;
}
});
initWidget(uiBinder.createAndBindUi(this));
accessibilityPrepare();
if (MGWT.getOsDetection().isAndroid()) {
leftFlexSpacer.setVisible(false);
scrollPanel.setBounce(false);
}
}
@UiHandler("cellList")
protected void onCellSelected(CellSelectedEvent event) {
if (presenter != null) {
int index = event.getIndex();
presenter.onItemSelected(index);
}
}
@UiHandler("backButton")
protected void onBackButtonPressed(TapEvent event) {
if (presenter != null) {
presenter.onBackButtonPressed();
}
}
@Override
public void setPresenter(Presenter presenter) {
this.presenter = presenter;
}
@Override
public void render(List<Topic> createTopicsList) {
cellList.render(createTopicsList);
}
@Override
public void setSelected(int lastIndex, boolean b) {
cellList.setSelectedIndex(lastIndex, b);
}
private void accessibilityPrepare(){
// Add ARIA roles for accessibility
Roles.getButtonRole().set(backButton.getElement());
Roles.getButtonRole().setAriaLabelProperty(backButton.getElement(), "back");
Roles.getHeadingRole().set(heading.getElement());
}
}