Java tutorial
/******************************************************************************* * Copyright (c) 2005-2009, Daniel Lutz 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: * Daniel Lutz - initial implementation * *******************************************************************************/ package ch.elexis.views; import java.util.ArrayList; import java.util.List; import org.eclipse.core.runtime.IProgressMonitor; import org.eclipse.jface.viewers.IStructuredContentProvider; import org.eclipse.jface.viewers.LabelProvider; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.Viewer; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.events.SelectionListener; import org.eclipse.swt.layout.FillLayout; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.layout.RowLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Group; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.TabFolder; import org.eclipse.swt.widgets.TabItem; import org.eclipse.swt.widgets.Table; import org.eclipse.swt.widgets.Text; import org.eclipse.ui.ISaveablePart2; import org.eclipse.ui.part.ViewPart; import ch.elexis.actions.GlobalActions; import ch.elexis.data.Fall; import ch.elexis.data.Konsultation; import ch.elexis.data.Patient; import ch.elexis.data.PersistentObject; import ch.elexis.data.Query; import ch.elexis.util.SWTHelper; import ch.rgw.tools.StringTool; public class SearchView extends ViewPart implements ISaveablePart2 { public static final String ID = "ch.elexis.views.SearchView"; //$NON-NLS-1$ TableViewer viewer; TabFolder tabFolder; TabItem mainTabItem; Text mainSearchText; Button mainCaseCheckbox; Button consultationRadio; Button consultationTextRadio; @Override public void createPartControl(Composite parent) { parent.setLayout(new FillLayout()); Composite main = new Composite(parent, SWT.NONE); main.setLayout(new GridLayout(1, false)); tabFolder = new TabFolder(main, SWT.NONE); tabFolder.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false)); mainTabItem = new TabItem(tabFolder, SWT.NONE); mainTabItem.setText(Messages.getString("SearchView.general")); //$NON-NLS-1$ Composite mainSearchArea = new Composite(tabFolder, SWT.NONE); mainTabItem.setControl(mainSearchArea); mainSearchArea.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false)); mainSearchArea.setLayout(new GridLayout(1, false)); // text input box Composite mainInputArea = new Composite(mainSearchArea, SWT.NONE); mainInputArea.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false)); mainInputArea.setLayout(new GridLayout(2, false)); Label searchTextLabel = new Label(mainInputArea, SWT.NONE); searchTextLabel.setLayoutData(SWTHelper.getFillGridData(2, true, 1, false)); searchTextLabel.setText(Messages.getString("SearchView.textToSearch")); //$NON-NLS-1$ mainSearchText = new Text(mainInputArea, SWT.BORDER); mainSearchText.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false)); mainCaseCheckbox = new Button(mainInputArea, SWT.CHECK); mainCaseCheckbox.setText(Messages.getString("SearchView.honorCase")); //$NON-NLS-1$ // search options Composite mainOptionsArea = new Composite(mainSearchArea, SWT.NONE); mainOptionsArea.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false)); mainOptionsArea.setLayout(new GridLayout(2, true)); Group typeGroup = new Group(mainOptionsArea, SWT.SHADOW_OUT); typeGroup.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false)); typeGroup.setLayout(new RowLayout()); typeGroup.setText(Messages.getString("SearchView.dosearch")); //$NON-NLS-1$ consultationRadio = new Button(typeGroup, SWT.RADIO); consultationRadio.setText(Messages.getString("SearchView.consultations")); //$NON-NLS-1$ consultationRadio.setSelection(true); Group optionsGroup = new Group(mainOptionsArea, SWT.SHADOW_OUT); optionsGroup.setLayoutData(SWTHelper.getFillGridData(1, true, 1, false)); optionsGroup.setLayout(new RowLayout()); optionsGroup.setText(Messages.getString("SearchView.limitTo")); //$NON-NLS-1$ consultationTextRadio = new Button(optionsGroup, SWT.RADIO); consultationTextRadio.setText(Messages.getString("SearchView.entry")); //$NON-NLS-1$ consultationTextRadio.setSelection(true); Button searchButton = new Button(mainSearchArea, SWT.PUSH); searchButton.setText(Messages.getString("SearchView.searchButtonCaption")); //$NON-NLS-1$ GridData gd = SWTHelper.getFillGridData(1, true, 1, false); gd.horizontalAlignment = GridData.END; searchButton.setLayoutData(gd); searchButton.addSelectionListener(new SelectionListener() { public void widgetSelected(SelectionEvent e) { viewer.refresh(); } public void widgetDefaultSelected(SelectionEvent e) { widgetSelected(e); } }); viewer = new TableViewer(main); Table table = viewer.getTable(); table.setLayoutData(SWTHelper.getFillGridData(1, true, 1, true)); viewer.setContentProvider(new IStructuredContentProvider() { public void dispose() { // nothing to do } public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { // nothing to do } public Object[] getElements(Object inputElement) { return mainSearch(); } }); // simple default label provider viewer.setLabelProvider(new LabelProvider() { public String getText(Object element) { if (element instanceof PersistentObject) { PersistentObject po = (PersistentObject) element; String type = "?"; //$NON-NLS-1$ String label = ""; //$NON-NLS-1$ if (po instanceof Konsultation) { type = Messages.getString("SearchView.consultation"); //$NON-NLS-1$ Konsultation konsultation = (Konsultation) po; Fall fall = konsultation.getFall(); Patient pat = fall.getPatient(); label = pat.getLabel() + " - " + fall.getLabel() + " - " //$NON-NLS-1$ //$NON-NLS-2$ + konsultation.getLabel(); } else { label = po.getLabel(); } return type + " - " + label; //$NON-NLS-1$ } else { return super.getText(element); } } }); viewer.setInput(this.getSite()); } @Override public void setFocus() { } @Override public void dispose() { super.dispose(); } /* * Die folgenden 6 Methoden implementieren das Interface ISaveablePart2 Wir bentigen das * Interface nur, um das Schliessen einer View zu verhindern, wenn die Perspektive fixiert ist. * Gibt es da keine einfachere Methode? */ public int promptToSaveOnClose() { return GlobalActions.fixLayoutAction.isChecked() ? ISaveablePart2.CANCEL : ISaveablePart2.NO; } public void doSave(IProgressMonitor monitor) { /* leer */} public void doSaveAs() { /* leer */} public boolean isDirty() { return true; } public boolean isSaveAsAllowed() { return false; } public boolean isSaveOnCloseNeeded() { return true; } private Object[] mainSearch() { String searchString = mainSearchText.getText(); if (!StringTool.isNothing(searchString)) { return searchForKonsultationText(searchString).toArray(); } else { return new Object[0]; } } private List<Konsultation> searchForKonsultationText(String searchString) { List<Konsultation> result = new ArrayList<Konsultation>(); Query<Konsultation> query = new Query<Konsultation>(Konsultation.class); query.orderBy(false, Messages.getString("SearchView.date")); //$NON-NLS-1$ List<Konsultation> konsultationen = query.execute(); if (konsultationen != null) { for (Konsultation konsultation : konsultationen) { String eintrag = konsultation.getEintrag().getHead(); if (eintrag != null) { if (eintrag.contains(searchString)) { result.add(konsultation); } } } } return result; } }