Java tutorial
/** * Copyright 2012 Nuvola 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.gsr.myschool.back.client.web.application.preinscription; import com.github.gwtbootstrap.client.ui.CellTable; import com.github.gwtbootstrap.client.ui.SimplePager; import com.github.gwtbootstrap.client.ui.constants.AlertType; import com.google.gwt.cell.client.ActionCell.Delegate; import com.google.gwt.dom.client.Style; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.i18n.client.DateTimeFormat; 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.cellview.client.Column; import com.google.gwt.user.cellview.client.TextColumn; import com.google.gwt.user.client.ui.HasHorizontalAlignment; import com.google.gwt.user.client.ui.Widget; import com.google.gwt.view.client.AsyncDataProvider; import com.google.gwt.view.client.HasData; import com.google.gwt.view.client.Range; import com.google.inject.Inject; import com.gsr.myschool.back.client.web.application.preinscription.renderer.PreInscriptionActionCell; import com.gsr.myschool.back.client.web.application.preinscription.renderer.PreInscriptionActionCellFactory; import com.gsr.myschool.back.client.web.application.preinscription.ui.DossierFilterEditor; import com.gsr.myschool.common.client.proxy.DossierFilterDTOProxy; import com.gsr.myschool.common.client.proxy.DossierProxy; import com.gsr.myschool.common.client.resource.message.SharedMessageBundle; import com.gsr.myschool.common.client.widget.EmptyResult; import com.gsr.myschool.common.client.widget.LoadingIndicator; import com.gsr.myschool.common.shared.constants.GlobalParameters; import com.gwtplatform.mvp.client.ViewWithUiHandlers; import java.util.List; public class PreInscriptionView extends ViewWithUiHandlers<PreInscriptionUiHandlers> implements PreInscriptionPresenter.MyView { public interface Binder extends UiBinder<Widget, PreInscriptionView> { } @UiField(provided = true) DossierFilterEditor dossierFilterEditor; @UiField CellTable<DossierProxy> preInscriptionsTable; @UiField(provided = true) SimplePager pager; private final DateTimeFormat dateFormat; private final PreInscriptionActionCellFactory actionCellFactory; private final AsyncDataProvider<DossierProxy> dataProvider; private Delegate<DossierProxy> printAction; @Inject public PreInscriptionView(final Binder uiBinder, final SharedMessageBundle sharedMessageBundle, final DossierFilterEditor dossierFilterEditor, final LoadingIndicator loadingIndicator, final SimplePager.Resources pagerResources, final PreInscriptionActionCellFactory actionCellFactory) { this.dossierFilterEditor = dossierFilterEditor; this.actionCellFactory = actionCellFactory; this.dataProvider = setupDataProvider(); this.pager = new SimplePager(SimplePager.TextLocation.RIGHT, pagerResources, false, 0, true); initWidget(uiBinder.createAndBindUi(this)); initDataGrid(); dataProvider.addDataDisplay(preInscriptionsTable); pager.setDisplay(preInscriptionsTable); pager.setPageSize(GlobalParameters.PAGE_SIZE); dateFormat = DateTimeFormat.getFormat(GlobalParameters.DATE_FORMAT); preInscriptionsTable.setLoadingIndicator(loadingIndicator); preInscriptionsTable .setEmptyTableWidget(new EmptyResult(sharedMessageBundle.noResultFound(), AlertType.WARNING)); } @Override public void reloadData() { preInscriptionsTable.setVisibleRangeAndClearData(preInscriptionsTable.getVisibleRange(), true); } @Override public void setDossierCount(Integer result) { dataProvider.updateRowCount(result, true); } @Override public void displayDossiers(Integer offset, List<DossierProxy> cars) { dataProvider.updateRowData(offset, cars); } @Override public void editDossierFilter(DossierFilterDTOProxy dossierFilter) { dossierFilterEditor.edit(dossierFilter); } @UiHandler("search") void onSearch(ClickEvent event) { getUiHandlers().searchWithFilter(dossierFilterEditor.get()); } @UiHandler("export") void onExport(ClickEvent event) { getUiHandlers().export(dossierFilterEditor.get()); } @UiHandler("initialize") void onInitialize(ClickEvent event) { getUiHandlers().init(); } private AsyncDataProvider<DossierProxy> setupDataProvider() { return new AsyncDataProvider<DossierProxy>() { @Override protected void onRangeChanged(HasData<DossierProxy> display) { Range range = display.getVisibleRange(); if (getUiHandlers() != null) { getUiHandlers().fetchData(range.getStart(), range.getLength()); } } }; } private void initDataGrid() { TextColumn<DossierProxy> nomColumn = new TextColumn<DossierProxy>() { @Override public String getValue(DossierProxy object) { if (object.getCandidat() == null) return ""; return object.getCandidat().getLastname() + " " + object.getCandidat().getFirstname(); } }; nomColumn.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER); preInscriptionsTable.addColumn(nomColumn, "Nom prnom"); preInscriptionsTable.setColumnWidth(nomColumn, 15, Style.Unit.PCT); TextColumn<DossierProxy> dateColumn = new TextColumn<DossierProxy>() { @Override public String getValue(DossierProxy object) { if (object.getCandidat().getBirthDate() == null) return ""; return dateFormat.format(object.getCandidat().getBirthDate()); } }; dateColumn.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER); preInscriptionsTable.addColumn(dateColumn, "Date de naissance"); preInscriptionsTable.setColumnWidth(dateColumn, 10, Style.Unit.PCT); TextColumn<DossierProxy> refColumn = new TextColumn<DossierProxy>() { @Override public String getValue(DossierProxy object) { return object.getGeneratedNumDossier(); } }; refColumn.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER); preInscriptionsTable.addColumn(refColumn, "N Dossier"); preInscriptionsTable.setColumnWidth(refColumn, 10, Style.Unit.PCT); TextColumn<DossierProxy> statusColumn = new TextColumn<DossierProxy>() { @Override public String getValue(DossierProxy object) { if (object.getStatus() == null) return ""; return object.getStatus().toString(); } }; statusColumn.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT); preInscriptionsTable.addColumn(statusColumn, "Statut"); preInscriptionsTable.setColumnWidth(statusColumn, 10, Style.Unit.PCT); TextColumn<DossierProxy> anneeScolaireColumn = new TextColumn<DossierProxy>() { @Override public String getValue(DossierProxy object) { if (object.getAnneeScolaire() == null) return ""; return object.getAnneeScolaire().getLabel(); } }; statusColumn.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT); preInscriptionsTable.addColumn(anneeScolaireColumn, "Anne scolaire"); preInscriptionsTable.setColumnWidth(anneeScolaireColumn, 10, Style.Unit.PCT); TextColumn<DossierProxy> createdColumn = new TextColumn<DossierProxy>() { @Override public String getValue(DossierProxy object) { if (object.getCreateDate() == null) return ""; return dateFormat.format(object.getCreateDate()); } }; createdColumn.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT); preInscriptionsTable.addColumn(createdColumn, "Date de cration"); preInscriptionsTable.setColumnWidth(createdColumn, 10, Style.Unit.PCT); TextColumn<DossierProxy> cFiliereColumn = new TextColumn<DossierProxy>() { @Override public String getValue(DossierProxy object) { if (object.getFiliere() == null) { return ""; } else { return object.getFiliere().getNom(); } } }; cFiliereColumn.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT); preInscriptionsTable.addColumn(cFiliereColumn, "Formation"); preInscriptionsTable.setColumnWidth(cFiliereColumn, 10, Style.Unit.PCT); TextColumn<DossierProxy> cLevelColumn = new TextColumn<DossierProxy>() { @Override public String getValue(DossierProxy object) { if (object.getNiveauEtude() == null) { return ""; } else { return object.getNiveauEtude().getNom(); } } }; cLevelColumn.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT); preInscriptionsTable.addColumn(cLevelColumn, "Niveau demand"); preInscriptionsTable.setColumnWidth(cLevelColumn, 15, Style.Unit.PCT); Delegate<DossierProxy> viewDetailsAction = new Delegate<DossierProxy>() { @Override public void execute(DossierProxy dossier) { getUiHandlers().viewDetails(dossier); } }; printAction = new Delegate<DossierProxy>() { @Override public void execute(DossierProxy inscription) { getUiHandlers().printInscription(inscription); } }; Delegate<DossierProxy> deleteAction = new Delegate<DossierProxy>() { @Override public void execute(DossierProxy inscription) { getUiHandlers().delete(inscription); } }; Delegate<DossierProxy> printConvocationAction = new Delegate<DossierProxy>() { @Override public void execute(DossierProxy inscription) { getUiHandlers().printConvocationAction(inscription); } }; Delegate<DossierProxy> sendConvocationAction = new Delegate<DossierProxy>() { @Override public void execute(DossierProxy inscription) { getUiHandlers().sendConvocationAction(inscription); } }; PreInscriptionActionCell actionsCell = actionCellFactory.create(viewDetailsAction, printAction, deleteAction, printConvocationAction, sendConvocationAction); Column<DossierProxy, DossierProxy> actionsColumn = new Column<DossierProxy, DossierProxy>(actionsCell) { @Override public DossierProxy getValue(DossierProxy object) { return object; } }; actionsColumn.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_CENTER); preInscriptionsTable.addColumn(actionsColumn, "Dtails"); preInscriptionsTable.setColumnWidth(actionsColumn, 10, Style.Unit.PCT); } }