Java tutorial
/******************************************************************************* * Copyright (c) 2005-2011, 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.base.befunde; import java.util.Map; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IInputValidator; import org.eclipse.jface.dialogs.InputDialog; import org.eclipse.jface.preference.PreferencePage; import org.eclipse.swt.SWT; import org.eclipse.swt.custom.CTabFolder; import org.eclipse.swt.custom.CTabItem; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.layout.FillLayout; 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.ui.IWorkbench; import org.eclipse.ui.IWorkbenchPreferencePage; import ch.elexis.befunde.Messwert; import ch.elexis.core.data.activator.CoreHub; import ch.elexis.core.ui.util.SWTHelper; import ch.rgw.tools.StringTool; /** * Hier kann der Anwender Einstellungen (Preferences) fr das Befunde-Plugin vornehmen. Diese * Einstellungsseite wird bei den gemeinsamen Einstellungen (Datei-Einstellungen) eingebaut. Jedes * Plugin kann keine bis beliebig viele Einstellungsseiten unter keiner bis beliebig vielen * Unterkategorien erstellen. * * @author Gerry * * Here can the user define some Preferences for the "Befunde-Plugin" (Findings) This * adjustment page will be added to the general adjustments (Datei-Einstellung i.e. * "Data-Adjustements"). Each plugin is able to have, or not, as many as wanted adjustment * pages with none or as many as desired subcategories * */ public class BefundePrefs extends PreferencePage implements IWorkbenchPreferencePage { Map<Object, Object> fields; // Combo cbNames; // Text vals; // String sel; Messwert setup; String names; CTabFolder ctabs; int lastIDX; public BefundePrefs() { super("Befunde"); //$NON-NLS-1$ } /** * Diese Methode erledigt den eigentlichen Aufbau der Seite. Here we create the contents of the * preference page */ @SuppressWarnings("unchecked") @Override protected Control createContents(final Composite parent) { Composite ret = new Composite(parent, SWT.NONE); ret.setLayout(new GridLayout()); ctabs = new CTabFolder(ret, SWT.NONE); ctabs.setLayoutData(SWTHelper.getFillGridData(1, true, 1, true)); ctabs.setLayout(new FillLayout()); setup = Messwert.getSetup(); fields = setup.getMap("Befunde"); //$NON-NLS-1$ names = (String) fields.get("names"); //$NON-NLS-1$ if (!StringTool.isNothing(names)) { for (String f : names.split(Messwert.SETUP_SEPARATOR)) { CTabItem ci = new CTabItem(ctabs, SWT.NONE); ci.setText(f); PrefsPage fp = new PrefsPage(ctabs, fields, f); ci.setControl(fp); } } ctabs.setSelection(0); lastIDX = 0; ctabs.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(final SelectionEvent e) { if (lastIDX != -1) { flush(lastIDX); lastIDX = ctabs.getSelectionIndex(); } } }); Composite cButtons = new Composite(ret, SWT.NONE); cButtons.setLayout(new FillLayout()); Button bAdd = new Button(cButtons, SWT.PUSH); bAdd.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(final SelectionEvent e) { InputDialog id = new InputDialog(getShell(), Messages.getString("BefundePrefs.enterNameCaption"), //$NON-NLS-1$ Messages.getString("BefundePrefs.enterNameMessage"), "", //$NON-NLS-1$//$NON-NLS-2$ new FindingNameInputValidator()); if (id.open() == Dialog.OK) { String name = id.getValue(); if (StringTool.isNothing(names)) { names = name; } else { names += Messwert.SETUP_SEPARATOR + name; } fields.put("names", names); //$NON-NLS-1$ CTabItem ci = new CTabItem(ctabs, SWT.NONE); ci.setText(name); PrefsPage fp = new PrefsPage(ctabs, fields, name); ci.setControl(fp); ctabs.setSelection(ci); } } }); bAdd.setText(Messages.getString("BefundePrefs.add")); //$NON-NLS-1$ Button bRemove = new Button(cButtons, SWT.PUSH); bRemove.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(final SelectionEvent e) { CTabItem ci = ctabs.getSelection(); if (ci != null) { PrefsPage pp = (PrefsPage) ci.getControl(); if (pp.remove()) { names = names.replaceFirst(ci.getText(), ""); //$NON-NLS-1$ names = names.replaceAll(Messwert.SETUP_SEPARATOR + Messwert.SETUP_SEPARATOR, Messwert.SETUP_SEPARATOR); names.replaceFirst(Messwert.SETUP_SEPARATOR + "$", ""); //$NON-NLS-1$ //$NON-NLS-2$ names = names.replaceFirst("^" + Messwert.SETUP_SEPARATOR, ""); //$NON-NLS-1$ //$NON-NLS-2$ fields.put("names", names); //$NON-NLS-1$ lastIDX = -1; ci.dispose(); ctabs.setSelection(0); } } } }); bRemove.setText(Messages.getString("BefundePrefs.deleteText")); //$NON-NLS-1$ if (!CoreHub.acl.request(ACLContributor.DELETE_PARAM)) { bRemove.setEnabled(false); } Button bRename = new Button(cButtons, SWT.PUSH); bRename.setText(Messages.getString("BefundePrefs.renameFinding")); bRename.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { CTabItem tab = ctabs.getSelection(); if (tab != null) { // ask user for desired new name InputDialog id = new InputDialog(getShell(), Messages.getString("BefundePrefs.enterRenameCaption"), Messages.getString("BefundePrefs.enterRenameMessage"), "", new FindingNameInputValidator()); if (id.open() == Dialog.OK) { String oldName = tab.getText(); String newName = id.getValue(); PrefsPage pp = (PrefsPage) tab.getControl(); // renames all relations in DB if (pp.rename(newName)) { names = names.replaceFirst(oldName, newName); //$NON-NLS-1$ } fields.put("names", names); //$NON-NLS-1$ tab.setText(newName); } } } }); return ret; } /** * Hier knnte man Dinge erledigen, die noch vor createContents gemacht werden mssen. * * Here we are able to solve things that needs to be made before createContents */ public void init(final IWorkbench workbench) { // TODO Auto-generated method stub } private void flush(final int idx) { CTabItem it = ctabs.getItem(idx); PrefsPage pp = (PrefsPage) it.getControl(); pp.flush(); } @Override protected void performApply() { performOk(); int idx = ctabs.getSelectionIndex(); CTabItem it = ctabs.getItem(idx); PrefsPage pp = (PrefsPage) it.getControl(); pp.load(); } /** * Dies wird ausgefhrt, wenn der Anwender auf den "Apply"- bzw, "bernehmen" - Knopf klickt. * * This will be executed when the user clicks on the "Apply" or OKButton */ @Override public boolean performOk() { int idx = ctabs.getSelectionIndex(); if (idx != -1) { flush(idx); } setup.setMap("Befunde", fields); //$NON-NLS-1$ return super.performOk(); } class FindingNameInputValidator implements IInputValidator { @Override public String isValid(String newText) { newText = newText.trim(); if (newText.endsWith(".")) { return Messages.getString("BefundePrefs.dotEndingNameNotAllowed"); } return null; } } }