Java tutorial
/******************************************************************************* * Copyright (c) 2010, G. Weirich and Elexis * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Contributors: * G. Weirich - initial implementation * *******************************************************************************/ package ch.elexis.impfplan.view; import java.util.ArrayList; import java.util.List; import org.eclipse.jface.action.IAction; import org.eclipse.jface.dialogs.TitleAreaDialog; import org.eclipse.jface.viewers.CheckboxTreeViewer; import org.eclipse.jface.viewers.ILabelProvider; import org.eclipse.jface.viewers.ILabelProviderListener; import org.eclipse.jface.viewers.ITreeContentProvider; import org.eclipse.jface.viewers.TreeViewerColumn; import org.eclipse.jface.viewers.Viewer; import org.eclipse.swt.SWT; import org.eclipse.swt.graphics.Image; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Tree; import ch.elexis.core.ui.selectors.DisplayPanel; import ch.elexis.core.ui.selectors.FieldDescriptor; import ch.elexis.core.ui.util.SWTHelper; import ch.elexis.impfplan.model.DiseaseDefinitionModel; import ch.elexis.impfplan.model.DiseaseDefinitionModel.DiseaseDefinition; import ch.elexis.impfplan.model.VaccinationType; @SuppressWarnings("unchecked") public class EditVaccinationDialog extends TitleAreaDialog { CheckboxTreeViewer treeViewer; VaccinationType vt; FieldDescriptor<VaccinationType>[] fields = new FieldDescriptor[] { new FieldDescriptor<VaccinationType>(Messages.EditVaccinationDialog_nameOfVaccination, VaccinationType.NAME, FieldDescriptor.Typ.STRING, null), new FieldDescriptor<VaccinationType>(Messages.EditVaccinationDialog_vaccinationSubstance, VaccinationType.PRODUCT, null), new FieldDescriptor<VaccinationType>(Messages.EditVaccinationDialog_ageFromTo, VaccinationType.RECOMMENDED_AGE, null), new FieldDescriptor<VaccinationType>(Messages.EditVaccinationDialog_distance1_2, VaccinationType.DELAY1TO2, null), new FieldDescriptor<VaccinationType>(Messages.EditVaccinationDialog_distance2_3, VaccinationType.DELAY2TO3, null), new FieldDescriptor<VaccinationType>(Messages.EditVaccinationDialog_distance3_4, VaccinationType.DELAY3TO4, null), new FieldDescriptor<VaccinationType>(Messages.EditVaccinationDialog_distanceRappel, VaccinationType.DELAY_REP, null), new FieldDescriptor<VaccinationType>(Messages.EditVaccinationDialog_remarks, VaccinationType.REMARKS, null), }; public EditVaccinationDialog(Shell shell, VaccinationType vacc) { super(shell); vt = vacc; } @Override protected Control createDialogArea(Composite parent) { DisplayPanel panel = new DisplayPanel(parent, fields, 2, 2, new IAction[0]); panel.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false)); panel.setAutosave(true); panel.setObject(vt); Composite treeComposite = new Composite(parent, SWT.NONE); GridLayout gridLayout = new GridLayout(1, false); gridLayout.marginLeft = 5; treeComposite.setLayout(gridLayout); treeComposite.setLayoutData(SWTHelper.getFillGridData(1, true, 1, true)); treeViewer = new CheckboxTreeViewer(treeComposite, SWT.FULL_SELECTION | SWT.BORDER | SWT.V_SCROLL); Tree tree = treeViewer.getTree(); tree.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, true, true)); tree.setHeaderVisible(true); tree.setLinesVisible(true); TreeViewerColumn col = new TreeViewerColumn(treeViewer, SWT.NONE); col.getColumn().setWidth(225); col.getColumn().setText("Impfung gegen Krankheit(en)"); treeViewer.setContentProvider(new DiseaseTreeContentProvider()); treeViewer.setLabelProvider(new DiseaseTreeLabelProvider()); treeViewer.setInput(DiseaseDefinitionModel.getDiseaseDefinitions()); treeViewer.setCheckedElements(loadSelected().toArray()); return panel; } private List<DiseaseDefinition> loadSelected() { List<DiseaseDefinition> diseaseDefinitions = DiseaseDefinitionModel.getDiseaseDefinitions(); List<DiseaseDefinition> selected = new ArrayList<DiseaseDefinition>(); for (String code : vt.getVaccAgainstList()) { for (DiseaseDefinition dd : diseaseDefinitions) { if (dd.getATCCode().equals(code)) { selected.add(dd); } } } return selected; } @Override public void create() { super.create(); setTitle(Messages.EditVaccinationDialog_enterVaccination); getShell().setText(Messages.EditVaccinationDialog_defineVaccination); getShell().setSize(800, 600); SWTHelper.center(getShell()); } @Override protected void okPressed() { Object[] checkedElements = treeViewer.getCheckedElements(); StringBuilder sb = new StringBuilder(); for (Object element : checkedElements) { DiseaseDefinition disease = (DiseaseDefinition) element; sb.append(disease.getATCCode()); sb.append(","); } vt.setVaccAgainst(sb.toString()); super.okPressed(); } private class DiseaseTreeContentProvider implements ITreeContentProvider { @Override public void dispose() { } @Override public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { } @Override public Object[] getElements(Object inputElement) { return DiseaseDefinitionModel.getDiseaseDefinitions().toArray(); } @Override public Object[] getChildren(Object parentElement) { return null; } @Override public Object getParent(Object element) { return (DiseaseDefinition) element; } @Override public boolean hasChildren(Object element) { return false; } } private class DiseaseTreeLabelProvider implements ILabelProvider { @Override public void addListener(ILabelProviderListener listener) { } @Override public void dispose() { } @Override public boolean isLabelProperty(Object element, String property) { return false; } @Override public void removeListener(ILabelProviderListener listener) { } @Override public Image getImage(Object element) { return null; } @Override public String getText(Object element) { return ((DiseaseDefinition) element).getDiseaseLabel(); } } }