Java tutorial
/* * iDART: The Intelligent Dispensing of Antiretroviral Treatment * Copyright (C) 2006 Cell-Life * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published by * the Free Software Foundation. * * This program 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 General Public License version * 2 for more details. * * You should have received a copy of the GNU General Public License version 2 * along with this program; if not, write to the Free Software Foundation, * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ package org.celllife.idart.gui.patient; import java.text.MessageFormat; import java.util.ArrayList; import java.util.Date; import java.util.List; import java.util.Set; import model.manager.PatientManager; import org.apache.log4j.Logger; import org.celllife.idart.commonobjects.iDartProperties; import org.celllife.idart.database.hibernate.AlternatePatientIdentifier; import org.celllife.idart.database.hibernate.IdentifierType; import org.celllife.idart.database.hibernate.Patient; import org.celllife.idart.database.hibernate.PatientIdentifier; import org.celllife.idart.gui.platform.GenericOthersGui; import org.celllife.idart.gui.utils.ResourceUtils; import org.celllife.idart.gui.utils.iDartFont; import org.celllife.idart.gui.utils.iDartImage; import org.celllife.idart.messages.Messages; import org.celllife.idart.misc.iDARTUtil; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.viewers.ArrayContentProvider; import org.eclipse.jface.viewers.CellEditor; import org.eclipse.jface.viewers.ColumnLabelProvider; import org.eclipse.jface.viewers.ColumnViewer; import org.eclipse.jface.viewers.EditingSupport; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.TableViewerColumn; import org.eclipse.jface.viewers.TextCellEditor; import org.eclipse.swt.SWT; import org.eclipse.swt.graphics.Rectangle; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.MessageBox; import org.eclipse.swt.widgets.Shell; import org.hibernate.Session; public class PatientIdentifierDialog extends GenericOthersGui { class PatientIdentifierEditingSupport extends EditingSupport { private CellEditor editor; public PatientIdentifierEditingSupport(ColumnViewer viewer) { super(viewer); editor = new TextCellEditor(((TableViewer) viewer).getTable()); } @Override protected boolean canEdit(Object element) { return true; } @Override protected CellEditor getCellEditor(Object arg0) { return editor; } @Override protected Object getValue(Object element) { PatientIdentifier model = (PatientIdentifier) element; return model.getValueEdit(); } @Override protected void setValue(Object element, Object value) { PatientIdentifier model = (PatientIdentifier) element; model.setValueEdit(((String) value).trim().toUpperCase()); getViewer().update(element, null); } } private Patient localPatient; private TableViewer tblViewer; private ArrayList<PatientIdentifier> identiers; private boolean changesMade; public PatientIdentifierDialog(Shell parent, Session session, Patient patient) { super(parent, session); localPatient = patient; } private void loadPatientIdentifiers() { List<IdentifierType> types = PatientManager.getAllIdentifierTypes(getHSession()); identiers = new ArrayList<PatientIdentifier>(); typeLoop: for (IdentifierType type : types) { if (type.isVoided()) continue; for (PatientIdentifier identifier : localPatient.getPatientIdentifiers()) { if (identifier.getType().getId() == type.getId()) { identifier.setValueEdit(identifier.getValue()); identiers.add(identifier); continue typeLoop; } } // create new identifier if the patient doesn't already have on for this type PatientIdentifier identifier = new PatientIdentifier(); identifier.setType(type); identifier.setValueEdit(EMPTY); identifier.setPatient(localPatient); identiers.add(identifier); } tblViewer.setInput(identiers); } /** * This method initializes newPrintBlankLabel */ @Override protected void createShell() { buildShell(Messages.getString("PatientIdDialog.title"), new Rectangle(0, 0, 600, 570)); //$NON-NLS-1$ } /** * This method initializes compHeader * */ @Override protected void createCompHeader() { buildCompHeader(Messages.getString("PatientIdDialog.title"), iDartImage.PATIENTINFOLABEL); //$NON-NLS-1$ } /** * This method initializes compOptions * */ @Override protected void createCompOptions() { Label lblInfoText = new Label(getShell(), SWT.WRAP); lblInfoText.setBounds(new Rectangle(50, 80, 500, 40)); lblInfoText.setText(Messages.getString("PatientIdDialog.info_text")); //$NON-NLS-1$ tblViewer = new TableViewer(getShell(), SWT.BORDER | SWT.V_SCROLL | SWT.FULL_SELECTION); tblViewer.getTable().setBounds(new org.eclipse.swt.graphics.Rectangle(50, 130, 500, 330)); tblViewer.getTable().setFont(ResourceUtils.getFont(iDartFont.VERASANS_8)); tblViewer.setContentProvider(new ArrayContentProvider()); tblViewer.getTable().setHeaderVisible(true); tblViewer.getTable().setLinesVisible(true); createColumns(tblViewer); } /** * Creates the table layout * * @param viewer */ public void createColumns(final TableViewer viewer) { TableViewerColumn column = new TableViewerColumn(viewer, SWT.NONE); column.getColumn().setWidth(300); column.getColumn().setText(Messages.getString("PatientIdDialog.column_header.type")); //$NON-NLS-1$ column.getColumn().setMoveable(true); column.setLabelProvider(new ColumnLabelProvider() { @Override public String getText(Object element) { PatientIdentifier content = (PatientIdentifier) element; return content.getType().getName(); } }); TableViewerColumn column1 = new TableViewerColumn(viewer, SWT.NONE); column1.getColumn().setWidth(200); column1.getColumn().setText(Messages.getString("PatientIdDialog.column_header.number")); //$NON-NLS-1$ column1.getColumn().setMoveable(true); column1.setEditingSupport(new PatientIdentifierEditingSupport(viewer)); column1.setLabelProvider(new ColumnLabelProvider() { @Override public String getText(Object element) { PatientIdentifier content = (PatientIdentifier) element; return content.getValueEdit(); } }); } /** * This method initializes compButtons * */ @Override protected void createCompButtons() { Button btnClose = new Button(getCompButtons(), SWT.PUSH); btnClose.setText(Messages.getString("PatientIdDialog.button.done")); //$NON-NLS-1$ btnClose.addSelectionListener(new org.eclipse.swt.events.SelectionAdapter() { @Override public void widgetSelected(org.eclipse.swt.events.SelectionEvent e) { cmdSaveSelected(); } }); btnClose.setFont(ResourceUtils.getFont(iDartFont.VERASANS_8)); Button btnCancel = new Button(getCompButtons(), SWT.PUSH); btnCancel.setText(Messages.getString("genericformgui.button.cancel.text")); //$NON-NLS-1$ btnCancel.addSelectionListener(new org.eclipse.swt.events.SelectionAdapter() { @Override public void widgetSelected(org.eclipse.swt.events.SelectionEvent e) { cmdCloseSelected(); } }); btnCancel.setFont(ResourceUtils.getFont(iDartFont.VERASANS_8)); } protected void cmdSaveSelected() { if (fieldsOk()) { Set<PatientIdentifier> patientIds = localPatient.getPatientIdentifiers(); for (PatientIdentifier newId : identiers) { if (newId.getValueEdit() == null || newId.getValueEdit().isEmpty()) { if (newId.getId() != -1) { patientIds.remove(newId); changesMade = true; } continue; } if (newId.getId() == -1) { changesMade = true; patientIds.add(newId); newId.setValue(newId.getValueEdit()); newId.setValueEdit(null); continue; } // check if an existing id was changed if (!newId.getValue().equals(newId.getValueEdit())) { changesMade = true; AlternatePatientIdentifier alt = new AlternatePatientIdentifier(newId.getValue(), localPatient, new Date(), true, newId.getType()); localPatient.getAlternateIdentifiers().add(alt); newId.setValue(newId.getValueEdit()); newId.setValueEdit(null); } } localPatient.setPatientId(localPatient.getPreferredIdentifier().getValue()); cmdCloseSelected(); } } private boolean fieldsOk() { boolean allEmpty = true; for (PatientIdentifier newId : identiers) { if (newId.getValueEdit() == null || newId.getValueEdit().isEmpty()) continue; allEmpty = false; String illegalText = iDARTUtil.checkPatientId(newId.getValueEdit()); if (illegalText != null) { showMessage(MessageDialog.ERROR, MessageFormat.format(Messages.getString("patient.error.badCharacterInPatientId.title"), //$NON-NLS-1$ illegalText), MessageFormat.format(Messages.getString("patient.error.badCharacterInPatientId"), //$NON-NLS-1$ iDartProperties.illegalPatientIdChars)); return false; } if (PatientManager.checkPatientIdentifier(getHSession(), newId.getPatient(), newId.getType(), newId.getValueEdit())) { showMessage(MessageDialog.ERROR, Messages.getString("PatientIdDialog.error.exists.title"), //$NON-NLS-1$ MessageFormat.format(Messages.getString("PatientIdDialog.error.exists.message"), //$NON-NLS-1$ newId.getType().getName(), newId.getValueEdit())); return false; } List<Patient> altPatients = PatientManager.getPatientsByAltId(getHSession(), newId.getType(), newId.getValueEdit()); if (!altPatients.isEmpty()) { String patientsWithThisOldId = EMPTY; for (Patient p : altPatients) { patientsWithThisOldId += (p.getPatientId() + ", "); //$NON-NLS-1$ } patientsWithThisOldId = patientsWithThisOldId.substring(0, patientsWithThisOldId.length() - 2); MessageBox mSave = new MessageBox(getShell(), SWT.ICON_WARNING | SWT.YES | SWT.NO); mSave.setText(Messages.getString("patient.warning.saveDuplicateId.title")); //$NON-NLS-1$ mSave.setMessage(MessageFormat.format(Messages.getString("patient.warning.saveDuplicateId"), //$NON-NLS-1$ patientsWithThisOldId)); if (mSave.open() != SWT.YES) { return false; } } } if (allEmpty) { showMessage(MessageDialog.ERROR, Messages.getString("PatientIdDialog.error.empty.title"), //$NON-NLS-1$ Messages.getString("PatientIdDialog.error.empyt.message")); //$NON-NLS-1$ return false; } return true; } /** * This method is called when the user pressed the "Close" button It * disposes the current shell. */ private void cmdCloseSelected() { closeShell(false); } @Override protected void setLogger() { setLog(Logger.getLogger(this.getClass())); } public void openAndWait() { activate(); loadPatientIdentifiers(); while (!getShell().isDisposed()) { if (!getShell().getDisplay().readAndDispatch()) { getShell().getDisplay().sleep(); } } } public boolean isChangesMade() { return changesMade; } }