Java tutorial
/******************************************************************************* * Copyright (c) 2005-2010, 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.core.ui.dialogs; import java.util.ArrayList; import java.util.List; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.dialogs.TitleAreaDialog; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.IStructuredContentProvider; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.ListViewer; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.StructuredSelection; import org.eclipse.jface.viewers.Viewer; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.layout.FillLayout; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Table; import ch.elexis.core.constants.StringConstants; import ch.elexis.core.data.events.ElexisEventDispatcher; import ch.elexis.core.ui.UiDesk; import ch.elexis.core.ui.actions.FlatDataLoader; import ch.elexis.core.ui.actions.PersistentObjectLoader; import ch.elexis.core.ui.actions.PersistentObjectLoader.QueryFilter; import ch.elexis.core.ui.dialogs.provider.KontaktSelektorLabelProvider; import ch.elexis.core.ui.util.SWTHelper; import ch.elexis.core.ui.util.viewers.CommonViewer; import ch.elexis.core.ui.util.viewers.CommonViewer.DoubleClickListener; import ch.elexis.core.ui.util.viewers.DefaultControlFieldProvider; import ch.elexis.core.ui.util.viewers.SimpleWidgetProvider; import ch.elexis.core.ui.util.viewers.ViewerConfigurer; import ch.elexis.data.BezugsKontakt; import ch.elexis.data.Fall; import ch.elexis.data.Kontakt; import ch.elexis.data.Organisation; import ch.elexis.data.Patient; import ch.elexis.data.PersistentObject; import ch.elexis.data.Person; import ch.elexis.data.Query; import ch.rgw.tools.StringTool; import ch.rgw.tools.TimeTool; public class KontaktSelektor extends TitleAreaDialog implements DoubleClickListener { // Name, Vorname, gebdat, strasse, plz, ort, tel, zusatz, fax, email public static final int HINTSIZE = 12; public static final int HINT_NAME = 0; public static final int HINT_FIRSTNAME = 1; public static final int HINT_BIRTHDATE = 2; public static final int HINT_STREET = 3; public static final int HINT_ZIP = 4; public static final int HINT_PLACE = 5; public static final int HINT_PHONE = 6; public static final int HINT_ADD = 7; public static final int HINT_FAX = 8; public static final int HINT_MAIL = 9; public static final int HINT_SEX = 10; public static final int HINT_PATIENT = 11; // private Class clazz; CommonViewer cv; ViewerConfigurer vc; private final String title; private final String message; private Object selection; Button bAll, bPersons, bOrgs; KontaktFilter fp; FilterButtonAdapter fba; String[] hints; // int type; boolean showBezugsKontakt = false; String extraText = null; private ListViewer bezugsKontaktViewer = null; private boolean isSelecting = false; private final PersistentObjectLoader kl; private boolean enableEmptyField = false; private Class targetClass; @SuppressWarnings("unchecked") public KontaktSelektor(Shell parentShell, Class which, String title, String message, String[] orderFields) { super(parentShell); targetClass = which; cv = new CommonViewer(); fba = new FilterButtonAdapter(); this.title = title; this.message = message; kl = new FlatDataLoader(cv, new Query<Kontakt>(which)); kl.setOrderFields(orderFields); fp = new KontaktFilter(0); } public KontaktSelektor(Shell parentShell, Class<? extends PersistentObject> which, String t, String m, boolean showBezugsKontakt, String... orderFields) { this(parentShell, which, t, m, orderFields); this.showBezugsKontakt = showBezugsKontakt; } public KontaktSelektor(Shell parentShell, Class<? extends PersistentObject> which, String t, String m, String extra, String... orderFields) { this(parentShell, which, t, m, orderFields); extraText = extra; } @Override public boolean close() { cv.removeDoubleClickListener(this); cv.dispose(); return super.close(); } /** * Provide a few hints in case the user clicks "Neu erstellen". The hints is an array of up to * 10 Strings as used in KontaktErfassenDialog * * @param hints * Name, Vorname, gebdat, strasse, plz, ort, tel, zusatz, fax, email */ public void setHints(String[] h) { this.hints = h; for (int i = 0; i < hints.length; i++) { // make KontaktErfassenDialog // happy if (hints[i] == null) { hints[i] = ""; } } if (!StringTool.isNothing(hints[HINT_BIRTHDATE])) { TimeTool tt = new TimeTool(); if (tt.set(hints[HINT_BIRTHDATE])) { hints[HINT_BIRTHDATE] = tt.toString(TimeTool.DATE_GER); } else { hints[HINT_BIRTHDATE] = StringTool.leer; } } if (!StringTool.isNothing(hints[HINT_SEX])) { if (hints[HINT_SEX].toLowerCase().startsWith("m")) { hints[HINT_SEX] = Person.MALE; } else { hints[HINT_SEX] = Person.FEMALE; } } } /* * (Kein Javadoc) * * @see org.eclipse.jface.dialogs.TitleAreaDialog#createDialogArea(org.eclipse * .swt.widgets.Composite) */ @Override protected Control createDialogArea(final Composite parent) { // SashForm ret=new SashForm(parent,SWT.NONE); Composite ret = new Composite(parent, SWT.NONE); ret.setLayout(new GridLayout()); ret.setLayoutData(SWTHelper.getFillGridData(1, true, 1, true)); if (showBezugsKontakt) { new Label(ret, SWT.NONE).setText("Bezugskontakte"); bezugsKontaktViewer = new ListViewer(ret, SWT.SINGLE); bezugsKontaktViewer.getControl().setLayoutData(SWTHelper.getFillGridData(1, true, 1, false)); bezugsKontaktViewer.setContentProvider(new IStructuredContentProvider() { public Object[] getElements(Object inputElement) { Patient patient = ElexisEventDispatcher.getSelectedPatient(); if (patient != null) { ArrayList<PersistentObject> elements = new ArrayList<PersistentObject>(); ArrayList<String> addedKontakte = new ArrayList<String>(); // add the patient itself elements.add(patient); addedKontakte.add(patient.getId()); List<BezugsKontakt> bezugsKontakte = patient.getBezugsKontakte(); if (bezugsKontakte != null) { for (BezugsKontakt bezugsKontakt : bezugsKontakte) { elements.add(bezugsKontakt); addedKontakte.add(bezugsKontakt.get("otherID")); } } // required contacts of biling system Fall[] faelle = patient.getFaelle(); for (Fall fall : faelle) { String reqs = fall.getRequirements(); if (reqs != null) { for (String req : reqs.split(";")) { final String[] r = req.split(":"); // no valid entry if (r.length < 2) { continue; } // only consider contacts if (r[1].equals("K")) { String kontaktID = fall.getInfoString(r[0]); if (!kontaktID.startsWith("**ERROR")) { Kontakt kontakt = Kontakt.load(kontaktID); if (kontakt.isValid()) { elements.add(kontakt); addedKontakte.add(kontakt.getId()); } } } } } } return elements.toArray(); } return new Object[] {}; } public void dispose() { // nothing to do } public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { // nothing to do } }); bezugsKontaktViewer.setLabelProvider(new KontaktSelektorLabelProvider()); bezugsKontaktViewer.setInput(this); bezugsKontaktViewer.addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(SelectionChangedEvent event) { if (isSelecting) { return; } IStructuredSelection sel = (IStructuredSelection) cv.getViewerWidget().getSelection(); if (sel.size() > 0) { isSelecting = true; cv.getViewerWidget().setSelection(new StructuredSelection(), false); isSelecting = false; } } }); } else { bezugsKontaktViewer = null; } if (showBezugsKontakt) { new Label(ret, SWT.NONE).setText("Andere Kontakte"); } if (extraText != null) { new Label(ret, SWT.WRAP).setText(extraText); } vc = new ViewerConfigurer( // new LazyContentProvider(cv,dataloader, null), kl, new KontaktSelektorLabelProvider(), new DefaultControlFieldProvider(cv, new String[] { Messages.KontaktSelector_abbreviation, Messages.KontaktSelector_expression1, Messages.KontaktSelector_birthDate }), new ViewerConfigurer.ButtonProvider() { public Button createButton(final Composite parent) { Button ret = new Button(parent, SWT.PUSH); ret.setText("Neu erstellen..."); ret.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { if (hints == null) { hints = new String[3]; hints[0] = vc.getControlFieldProvider().getValues()[1]; } KontaktErfassenDialog ked = new KontaktErfassenDialog(parent.getShell(), hints); ked.open(); selection = ked.getResult(); okPressed(); // cv.getViewerWidget().refresh(); // cv.getViewerWidget().setSelection(new // StructuredSelection(kr), true); } }); return ret; } public boolean isAlwaysEnabled() { return false; } }, new SimpleWidgetProvider(SimpleWidgetProvider.TYPE_LAZYLIST, SWT.NONE, cv)); Composite types = new Composite(ret, SWT.BORDER); types.setLayout(new FillLayout()); types.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false)); bAll = new Button(types, SWT.RADIO); bPersons = new Button(types, SWT.RADIO); bOrgs = new Button(types, SWT.RADIO); bAll.setText("Alle"); bPersons.setText("Personen"); bOrgs.setText("Organisationen"); bAll.addSelectionListener(fba); bPersons.addSelectionListener(fba); bOrgs.addSelectionListener(fba); initContactTypeSelection(); cv.create(vc, ret, SWT.NONE, "1"); GridData gd = SWTHelper.getFillGridData(1, true, 1, true); gd.heightHint = 100; cv.getViewerWidget().getControl().setLayoutData(gd); setTitle(title); setMessage(message); vc.getContentProvider().startListening(); cv.addDoubleClickListener(this); // cv.getViewerWidget().addFilter(filter); kl.addQueryFilter(fp); if (showBezugsKontakt) { cv.getViewerWidget().addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(SelectionChangedEvent event) { if (isSelecting) { return; } if (bezugsKontaktViewer != null) { IStructuredSelection sel = (IStructuredSelection) bezugsKontaktViewer.getSelection(); if (sel.size() > 0) { isSelecting = true; bezugsKontaktViewer.setSelection(new StructuredSelection(), false); isSelecting = false; } } } }); } return ret; } private void initContactTypeSelection() { if (Person.class.isAssignableFrom(targetClass)) { bPersons.setSelection(true); } else if (Organisation.class.isAssignableFrom(targetClass)) { bOrgs.setSelection(true); } else { bAll.setSelection(true); } } public Object getSelection() { return selection; } @Override public void create() { super.create(); getShell().setText(Messages.KontaktSelector_title); } @Override protected void createButtonsForButtonBar(Composite parent) { if (enableEmptyField) { parent.setLayout(new GridLayout(3, false)); Button btnClear = createButton(parent, IDialogConstants.NO_ID, Messages.KontaktSelector_clearField, false); btnClear.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { selection = null; vc.getContentProvider().stopListening(); close(); } }); } else { parent.setLayout(new GridLayout(2, false)); } createButton(parent, IDialogConstants.OK_ID, "OK", false); createButton(parent, IDialogConstants.CANCEL_ID, "Cancel", false); } /* * (Kein Javadoc) * * @see org.eclipse.jface.dialogs.Dialog#cancelPressed() */ @Override protected void cancelPressed() { selection = null; vc.getContentProvider().stopListening(); super.cancelPressed(); } private Object getBezugsKontaktSelection() { Object bezugsKontakt = null; if (bezugsKontaktViewer != null) { IStructuredSelection sel = (IStructuredSelection) bezugsKontaktViewer.getSelection(); if (sel.size() > 0) { bezugsKontakt = sel.getFirstElement(); } } return bezugsKontakt; } /* * (Kein Javadoc) * * @see org.eclipse.jface.dialogs.Dialog#okPressed() */ @Override protected void okPressed() { Object bKSel = getBezugsKontaktSelection(); if (bKSel instanceof Kontakt) { selection = bKSel; } else if (bKSel instanceof BezugsKontakt) { BezugsKontakt bezugsKontakt = (BezugsKontakt) bKSel; Kontakt kontakt = Kontakt.load(bezugsKontakt.get("otherID")); if (kontakt.exists()) { selection = kontakt; } } else { if (selection == null) { Object[] sel = cv.getSelection(); if ((sel != null) && (sel.length > 0)) { selection = sel[0]; } else { Table tbl = (Table) cv.getViewerWidget().getControl(); tbl.setSelection(0); if (cv.getSelection().length > 0) { selection = cv.getSelection()[0]; } } } } vc.getContentProvider().stopListening(); cv.removeDoubleClickListener(this); super.okPressed(); } public void doubleClicked(PersistentObject obj, CommonViewer cv) { okPressed(); } class FilterButtonAdapter extends SelectionAdapter { @Override public void widgetSelected(SelectionEvent e) { if (((Button) e.getSource()).getSelection()) { if (bPersons.getSelection()) { fp.setType(1); } else if (bOrgs.getSelection()) { fp.setType(2); } else { fp.setType(0); } cv.notify(CommonViewer.Message.update); } } } static class KontaktFilter implements QueryFilter { int type; KontaktFilter(int t) { type = t; } void setType(int t) { type = t; } public void apply(Query<? extends PersistentObject> qbe) { if (type == 1) { qbe.add(Kontakt.FLD_IS_PERSON, Query.EQUALS, StringConstants.ONE); } else if (type == 2) { qbe.add(Kontakt.FLD_IS_PERSON, Query.EQUALS, StringConstants.ZERO); } qbe.orderBy(false, new String[] { Kontakt.FLD_NAME1, Kontakt.FLD_NAME2 }); } } public static Kontakt showInSync(Class<? extends Kontakt> clazz, String title, String message, String extra) { InSync rn = new InSync(clazz, title, message, extra, null); UiDesk.getDisplay().syncExec(rn); return rn.ret; } public static Kontakt showInSync(Class<? extends Kontakt> clazz, String title, String message) { InSync rn = new InSync(clazz, title, message, null, null); UiDesk.getDisplay().syncExec(rn); return rn.ret; } public static Kontakt showInSync(Class<? extends Kontakt> clazz, String title, String message, String extra, String[] hints) { InSync rn = new InSync(clazz, title, message, extra, hints); UiDesk.getDisplay().syncExec(rn); return rn.ret; } public static Kontakt showInSync(Class<? extends Kontakt> clazz, String title, String message, String[] hints) { InSync rn = new InSync(clazz, title, message, null, hints); UiDesk.getDisplay().syncExec(rn); return rn.ret; } private static class InSync implements Runnable { Kontakt ret; String title, message; Class<? extends Kontakt> clazz; String extra; String[] hints; private String[] orderFields; InSync(Class<? extends Kontakt> clazz, String title, String message, String extra, String[] hints, String... orderFields) { this.title = title; this.message = message; this.clazz = clazz; this.extra = extra; this.hints = hints; this.orderFields = orderFields; if (orderFields == null) { this.orderFields = new String[] { Kontakt.FLD_NAME1, Kontakt.FLD_NAME2, Kontakt.FLD_STREET, Kontakt.FLD_PLACE }; } } public void run() { Shell shell = UiDesk.getDisplay().getActiveShell(); KontaktSelektor ksl = new KontaktSelektor(shell, clazz, title, message, extra, orderFields); if (hints != null) { ksl.setHints(hints); } if (ksl.open() == Dialog.OK) { ret = (Kontakt) ksl.getSelection(); } else { ret = null; } } } public void enableEmptyFieldButton() { enableEmptyField = true; } }