Java tutorial
/*---------------- FILE HEADER KALYPSO ------------------------------------------ * * This file is part of kalypso. * Copyright (C) 2004 by: * * Technical University Hamburg-Harburg (TUHH) * Institute of River and coastal engineering * Denickestrae 22 * 21073 Hamburg, Germany * http://www.tuhh.de/wb * * and * * Bjoernsen Consulting Engineers (BCE) * Maria Trost 3 * 56070 Koblenz, Germany * http://www.bjoernsen.de * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * Contact: * * E-Mail: * belger@bjoernsen.de * schlienger@bjoernsen.de * v.doemming@tuhh.de * * ---------------------------------------------------------------------------*/ package org.kalypso.model.wspm.tuhh.ui.panel.roughness.pages; import java.util.Collections; import java.util.Set; import java.util.TreeSet; import org.eclipse.core.databinding.observable.value.IObservableValue; import org.eclipse.jface.databinding.viewers.ViewersObservables; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.viewers.ArrayContentProvider; import org.eclipse.jface.viewers.ComboViewer; import org.eclipse.swt.SWT; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Group; import org.eclipse.ui.forms.events.HyperlinkAdapter; import org.eclipse.ui.forms.events.HyperlinkEvent; import org.eclipse.ui.forms.widgets.FormToolkit; import org.eclipse.ui.forms.widgets.ImageHyperlink; import org.kalypso.commons.databinding.DataBinder; import org.kalypso.commons.databinding.SimpleDataBinding; import org.kalypso.commons.java.lang.Objects; import org.kalypso.contribs.eclipse.ui.progress.ProgressUtilities; import org.kalypso.model.wspm.core.IWspmPointProperties; import org.kalypso.model.wspm.core.gml.classifications.IRoughnessClass; import org.kalypso.model.wspm.core.gml.classifications.IWspmClassification; import org.kalypso.model.wspm.core.gml.classifications.helper.WspmClassifications; import org.kalypso.model.wspm.core.profil.IProfile; import org.kalypso.model.wspm.core.profil.operation.ProfileOperation; import org.kalypso.model.wspm.core.profil.operation.ProfileOperationJob; import org.kalypso.model.wspm.core.util.roughnesses.UpdateSimpleRoughnessProperty; import org.kalypso.model.wspm.tuhh.ui.i18n.Messages; import org.kalypso.model.wspm.tuhh.ui.panel.classifications.utils.ClassificationLabelProvider; import org.kalypso.model.wspm.tuhh.ui.panel.classifications.utils.WspmClassificationClassesComparator; import org.kalypso.model.wspm.tuhh.ui.panel.roughness.utils.RoughnessDataModel; import org.kalypso.model.wspm.tuhh.ui.panel.roughness.utils.RoughnessPanelHelper; import org.kalypso.observation.result.IComponent; /** * @author Dirk Kuch */ public class RoughnessClassesPage extends AbstractRoughnessPage { public static final String LABEL = Messages.getString("RoughnessClassesPage.0"); //$NON-NLS-1$ private IRoughnessClass[] m_roughnesses; public RoughnessClassesPage(final IProfile profile, final IComponent component) { super(profile, component, RoughnessClassesPage.class.getName()); } @Override public String getLabel() { return LABEL; } @Override public void render(final Composite body, final FormToolkit toolkit) { final Group group = new Group(body, SWT.NULL); group.setLayout(new GridLayout(2, false)); group.setLayoutData(new GridData(GridData.FILL, GridData.FILL, true, false)); group.setText(Messages.getString("RoughnessClassesPage.1")); //$NON-NLS-1$ toolkit.adapt(group); // FIXME: probably should use DatabindingWizardPage setBinding(new SimpleDataBinding(toolkit)); build(group, toolkit, Messages.getString("RoughnessClassesPage.2"), //$NON-NLS-1$ RoughnessDataModel.PROPERTY_LEFT_FLOODPLAIN_CLASS); build(group, toolkit, Messages.getString("RoughnessClassesPage.3"), //$NON-NLS-1$ RoughnessDataModel.PROPERTY_RIVER_TUBE_CLASS); build(group, toolkit, Messages.getString("RoughnessClassesPage.4"), //$NON-NLS-1$ RoughnessDataModel.PROPERTY_RIGHT_FLOODPLAIN_CLASS); final ImageHyperlink lnkRemove = toolkit.createImageHyperlink(group, SWT.NULL); lnkRemove.setLayoutData(new GridData(SWT.RIGHT, GridData.FILL, true, false, 2, 0)); lnkRemove.setText(String.format(Messages.getString("RoughnessClassesPage.5"), getLabel())); //$NON-NLS-1$ lnkRemove.addHyperlinkListener(new HyperlinkAdapter() { @Override public void linkActivated(final org.eclipse.ui.forms.events.HyperlinkEvent e) { if (MessageDialog.openConfirm(lnkRemove.getShell(), Messages.getString("RoughnessClassesPage.11"), //$NON-NLS-1$ Messages.getString("RoughnessClassesPage.12"))) //$NON-NLS-1$ RoughnessPanelHelper.removeRoughness(getProfile(), getComponent().getId()); } }); /** additional actions */ if (hasActions()) { final Group grActions = new Group(body, SWT.NULL); grActions.setLayout(new GridLayout()); grActions.setLayoutData(new GridData(GridData.FILL, GridData.FILL, true, false)); grActions.setText(Messages.getString("RoughnessClassesPage.6")); //$NON-NLS-1$ if (Objects.isNotNull(getProfile().hasPointProperty(IWspmPointProperties.POINT_PROPERTY_RAUHEIT_KS))) addWriteValueLink(IWspmPointProperties.POINT_PROPERTY_RAUHEIT_KS, grActions, toolkit, Messages.getString("RoughnessClassesPage.7")); //$NON-NLS-1$ if (Objects.isNotNull(getProfile().hasPointProperty(IWspmPointProperties.POINT_PROPERTY_RAUHEIT_KST))) addWriteValueLink(IWspmPointProperties.POINT_PROPERTY_RAUHEIT_KST, grActions, toolkit, Messages.getString("RoughnessClassesPage.8")); //$NON-NLS-1$ toolkit.adapt(grActions); } } private void addWriteValueLink(final String property, final Composite body, final FormToolkit toolkit, final String label) { final ImageHyperlink lnk = toolkit.createImageHyperlink(body, SWT.NULL); lnk.setText(label); lnk.addHyperlinkListener(new HyperlinkAdapter() { @Override public void linkActivated(final HyperlinkEvent e) { final boolean overwriteValues = MessageDialog.openQuestion(lnk.getShell(), Messages.getString("RoughnessClassesPage.9"), //$NON-NLS-1$ Messages.getString("RoughnessClassesPage.10")); //$NON-NLS-1$ final IProfile profile = getProfile(); final UpdateSimpleRoughnessProperty worker = new UpdateSimpleRoughnessProperty(profile, property, overwriteValues); ProgressUtilities.busyCursorWhile(worker); final ProfileOperation operation = new ProfileOperation("Updating roughness values", profile, true); //$NON-NLS-1$ operation.addChange(worker.getChanges()); new ProfileOperationJob(operation).schedule(); } }); } private boolean hasActions() { final IProfile profile = getProfile(); if (Objects.isNotNull(profile.hasPointProperty(IWspmPointProperties.POINT_PROPERTY_RAUHEIT_KS))) return true; else if (Objects.isNotNull(profile.hasPointProperty(IWspmPointProperties.POINT_PROPERTY_RAUHEIT_KST))) return true; return false; } @Override protected void build(final Composite body, final FormToolkit toolkit, final String label, final String property) { toolkit.createLabel(body, label); final ComboViewer viewer = new ComboViewer(body, SWT.READ_ONLY | SWT.SINGLE | SWT.BORDER); viewer.getCombo().setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); viewer.setContentProvider(new ArrayContentProvider()); viewer.setLabelProvider( new ClassificationLabelProvider(getProfile(), IWspmPointProperties.POINT_PROPERTY_ROUGHNESS_CLASS)); viewer.setInput(getRoughnessClasses()); final IObservableValue viewerSelection = ViewersObservables.observeSingleSelection(viewer); final IObservableValue modelValue = getModel().getObservableValue(property); getBinding().bindValue(new DataBinder(viewerSelection, modelValue)); } private IRoughnessClass[] getRoughnessClasses() { if (m_roughnesses != null) return m_roughnesses; final IWspmClassification classification = WspmClassifications.getClassification(getProfile()); final Set<IRoughnessClass> roughnesses = new TreeSet<>(new WspmClassificationClassesComparator()); Collections.addAll(roughnesses, classification.getRoughnessClasses()); m_roughnesses = roughnesses.toArray(new IRoughnessClass[] {}); return m_roughnesses; } }