Java tutorial
/* * Copyright 2014 Red Hat, Inc. and/or its affiliates. * * 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.guvnor.messageconsole.client.console; import javax.annotation.PostConstruct; import javax.enterprise.context.ApplicationScoped; import javax.inject.Inject; import com.google.gwt.cell.client.FieldUpdater; import com.google.gwt.cell.client.TextCell; import com.google.gwt.core.client.GWT; import com.google.gwt.dom.client.Style; import com.google.gwt.uibinder.client.UiBinder; import com.google.gwt.uibinder.client.UiField; import com.google.gwt.user.cellview.client.Column; import com.google.gwt.user.client.ui.Composite; import com.google.gwt.user.client.ui.Widget; import org.guvnor.common.services.shared.message.Level; import org.guvnor.messageconsole.client.console.resources.MessageConsoleResources; import org.guvnor.messageconsole.client.console.widget.MessageTableWidget; import org.uberfire.client.mvp.PlaceManager; import org.uberfire.ext.widgets.common.client.common.BusyPopup; @ApplicationScoped public class MessageConsoleViewImpl extends Composite implements MessageConsoleView { interface MessageConsoleViewImplWidgetBinder extends UiBinder<Widget, MessageConsoleViewImpl> { } private MessageConsoleViewImplWidgetBinder uiBinder = GWT.create(MessageConsoleViewImplWidgetBinder.class); @Inject private PlaceManager placeManager; @Inject private MessageConsoleService consoleService; @UiField(provided = true) protected final MessageTableWidget<MessageConsoleServiceRow> dataGrid = new MessageTableWidget<MessageConsoleServiceRow>(); public MessageConsoleViewImpl() { dataGrid.addLevelColumn(75, new MessageTableWidget.ColumnExtractor<Level>() { @Override public Level getValue(final Object row) { return ((MessageConsoleServiceRow) row).getMessageLevel(); } }); dataGrid.addTextColumn(100, new MessageTableWidget.ColumnExtractor<String>() { @Override public String getValue(final Object row) { return ((MessageConsoleServiceRow) row).getMessageText(); } }); addFileNameColumn(); addColumnColumn(); addLineColumn(); initWidget(uiBinder.createAndBindUi(this)); } @PostConstruct public void setupDataDisplay() { consoleService.addDataDisplay(dataGrid); } private void addLineColumn() { final Column<MessageConsoleServiceRow, ?> lineColumn = new Column<MessageConsoleServiceRow, String>( new TextCell()) { @Override public String getValue(MessageConsoleServiceRow row) { return row != null ? Integer.toString(row.getMessageLine()) : null; } }; dataGrid.addColumn(lineColumn, MessageConsoleResources.CONSTANTS.Line()); dataGrid.setColumnWidth(lineColumn, 75, Style.Unit.PX); } private void addColumnColumn() { Column<MessageConsoleServiceRow, ?> column = new Column<MessageConsoleServiceRow, String>(new TextCell()) { @Override public String getValue(MessageConsoleServiceRow row) { return Integer.toString(row.getMessageColumn()); } }; dataGrid.addColumn(column, MessageConsoleResources.CONSTANTS.Column()); dataGrid.setColumnWidth(column, 75, Style.Unit.PX); } private void addFileNameColumn() { final Column<MessageConsoleServiceRow, HyperLinkCell.HyperLink> column = new Column<MessageConsoleServiceRow, HyperLinkCell.HyperLink>( new HyperLinkCell()) { @Override public HyperLinkCell.HyperLink getValue(MessageConsoleServiceRow row) { if (row.getMessagePath() != null) { return HyperLinkCell.HyperLink.newLink(row.getMessagePath().getFileName()); } else { return HyperLinkCell.HyperLink.newText("-"); } } }; column.setFieldUpdater(new FieldUpdater<MessageConsoleServiceRow, HyperLinkCell.HyperLink>() { @Override public void update(final int index, final MessageConsoleServiceRow row, final HyperLinkCell.HyperLink value) { if (row.getMessagePath() != null) { placeManager.goTo(row.getMessagePath()); } } }); dataGrid.addColumn(column, MessageConsoleResources.CONSTANTS.FileName()); dataGrid.setColumnWidth(column, 180, Style.Unit.PX); } @Override public void showBusyIndicator(final String message) { BusyPopup.showMessage(message); } @Override public void hideBusyIndicator() { BusyPopup.close(); } }