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/*
* Copyright 2013 Anton Tananaev (anton.tananaev@gmail.com)
*
* 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 org.traccar.web.client.view;
import java.util.LinkedList;
import java.util.List;
import org.traccar.web.client.Application;
import org.traccar.web.client.model.BaseAsyncCallback;
import org.traccar.web.client.model.DeviceProperties;
import org.traccar.web.shared.model.Device;
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.Window;
import com.google.gwt.user.client.ui.Widget;
import com.sencha.gxt.core.client.Style.SelectionMode;
import com.sencha.gxt.data.shared.ListStore;
import com.sencha.gxt.widget.core.client.ContentPanel;
import com.sencha.gxt.widget.core.client.button.TextButton;
import com.sencha.gxt.widget.core.client.event.SelectEvent;
import com.sencha.gxt.widget.core.client.grid.ColumnConfig;
import com.sencha.gxt.widget.core.client.grid.ColumnModel;
import com.sencha.gxt.widget.core.client.grid.Grid;
import com.sencha.gxt.widget.core.client.selection.SelectionChangedEvent;
public class DeviceView implements SelectionChangedEvent.SelectionChangedHandler<Device> {
private static DeviceViewUiBinder uiBinder = GWT.create(DeviceViewUiBinder.class);
interface DeviceViewUiBinder extends UiBinder<Widget, DeviceView> {
}
public interface DeviceHandler {
public void onSelected(Device device);
public void onAdd();
public void onEdit(Device device);
public void onRemove(Device device);
}
private DeviceHandler deviceHandler;
@UiField
ContentPanel contentPanel;
public ContentPanel getView() {
return contentPanel;
}
@UiField
TextButton addButton;
@UiField
TextButton editButton;
@UiField
TextButton removeButton;
@UiField(provided = true)
ColumnModel<Device> columnModel;
@UiField(provided = true)
ListStore<Device> deviceStore;
@UiField
Grid<Device> grid;
public DeviceView(DeviceHandler deviceHandler, ListStore<Device> deviceStore) {
this.deviceHandler = deviceHandler;
this.deviceStore = deviceStore;
DeviceProperties deviceProperties = GWT.create(DeviceProperties.class);
List<ColumnConfig<Device, ?>> columnConfigList = new LinkedList<ColumnConfig<Device, ?>>();
columnConfigList.add(new ColumnConfig<Device, String>(deviceProperties.name(), 0, "Name"));
columnConfigList.add(new ColumnConfig<Device, String>(deviceProperties.uniqueId(), 0, "Unique Identifier"));
columnModel = new ColumnModel<Device>(columnConfigList);
uiBinder.createAndBindUi(this);
grid.getSelectionModel().addSelectionChangedHandler(this);
grid.getSelectionModel().setSelectionMode(SelectionMode.SINGLE);
}
@Override
public void onSelectionChanged(SelectionChangedEvent<Device> event) {
editButton.setEnabled(!event.getSelection().isEmpty());
removeButton.setEnabled(!event.getSelection().isEmpty());
if (event.getSelection().isEmpty()) {
deviceHandler.onSelected(null);
} else {
deviceHandler.onSelected(event.getSelection().get(0));
}
}
@UiHandler("addButton")
public void onAddClicked(SelectEvent event) {
deviceHandler.onAdd();
}
@UiHandler("editButton")
public void onEditClicked(SelectEvent event) {
deviceHandler.onEdit(grid.getSelectionModel().getSelectedItem());
}
@UiHandler("removeButton")
public void onRemoveClicked(SelectEvent event) {
deviceHandler.onRemove(grid.getSelectionModel().getSelectedItem());
}
@UiHandler("logoutButton")
public void onLogoutClicked(SelectEvent event) {
Application.getDataService().logout(new BaseAsyncCallback<Boolean>() {
@Override
public void onSuccess(Boolean result) {
Window.Location.reload();
}
});
}
public void selectDevice(Device device) {
grid.getSelectionModel().select(deviceStore.findModel(device), false);
}
}
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