Java tutorial
/*---------------- FILE HEADER KALYPSO ------------------------------------------ * * This file is part of kalypso. * Copyright (C) 2004 by: * * Technical University Hamburg-Harburg (TUHH) * Institute of River and coastal engineering * Denickestrae 22 * 21073 Hamburg, Germany * http://www.tuhh.de/wb * * and * * Bjoernsen Consulting Engineers (BCE) * Maria Trost 3 * 56070 Koblenz, Germany * http://www.bjoernsen.de * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * Contact: * * E-Mail: * belger@bjoernsen.de * schlienger@bjoernsen.de * v.doemming@tuhh.de * * ---------------------------------------------------------------------------*/ package org.kalypso.model.wspm.pdb.ui.internal.content; import java.util.Arrays; import org.eclipse.core.databinding.DataBindingContext; import org.eclipse.core.databinding.beans.BeansObservables; import org.eclipse.core.databinding.observable.value.IObservableValue; import org.eclipse.jface.databinding.swt.ISWTObservableValue; import org.eclipse.jface.databinding.swt.SWTObservables; import org.eclipse.jface.layout.GridLayoutFactory; import org.eclipse.swt.SWT; import org.eclipse.swt.layout.FillLayout; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.ui.forms.widgets.FormToolkit; import org.eclipse.ui.forms.widgets.ImageHyperlink; import org.eclipse.ui.forms.widgets.ScrolledForm; import org.eclipse.ui.forms.widgets.Section; import org.kalypso.contribs.eclipse.jface.action.ActionHyperlink; import org.kalypso.contribs.eclipse.swt.widgets.ControlUtils; import org.kalypso.model.wspm.pdb.connect.IPdbSettings; import org.kalypso.model.wspm.pdb.connect.PdbConnectException; import org.kalypso.model.wspm.pdb.connect.PdbSettings; import org.kalypso.model.wspm.pdb.ui.internal.WspmPdbUiImages; import org.kalypso.model.wspm.pdb.ui.internal.WspmPdbUiImages.IMAGE; import org.kalypso.model.wspm.pdb.ui.internal.i18n.Messages; import org.kalypso.model.wspm.pdb.ui.internal.preferences.OpenConnectionData; /** * @author Gernot Belger */ public class NonConnectedControl extends Composite { private final DataBindingContext m_binding; private Composite m_connectionPanel; private final OpenConnectionData m_data; private final PdbView m_view; private final FormToolkit m_toolkit; private ScrolledForm m_form; NonConnectedControl(final FormToolkit toolkit, final Composite parent, final OpenConnectionData data, final PdbView view) { super(parent, SWT.NONE); m_toolkit = toolkit; m_data = data; m_view = view; toolkit.adapt(this); GridLayoutFactory.fillDefaults().applyTo(this); m_binding = new DataBindingContext(); createSettingsChooser(toolkit, this); final Composite lowerPanel = toolkit.createComposite(this); GridLayoutFactory.swtDefaults().applyTo(lowerPanel); lowerPanel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); createAutoConnectCheck(toolkit, lowerPanel); createSettingsConfigHyperlink(lowerPanel); updateControl(); } private void createSettingsChooser(final FormToolkit toolkit, final Composite parent) { final Section section = toolkit.createSection(parent, Section.TITLE_BAR | Section.DESCRIPTION); section.setLayout(new FillLayout()); section.setText(Messages.getString("NonConnectedControl.0")); //$NON-NLS-1$ section.setDescription(Messages.getString("NonConnectedControl.1")); //$NON-NLS-1$ toolkit.adapt(section); section.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); m_form = m_toolkit.createScrolledForm(section); section.setClient(m_form); final Composite body = m_form.getBody(); GridLayoutFactory.swtDefaults().applyTo(body); m_connectionPanel = body; } private void createAutoConnectCheck(final FormToolkit toolkit, final Composite parent) { final Button button = toolkit.createButton(parent, Messages.getString("NonConnectedControl.2"), SWT.CHECK); //$NON-NLS-1$ button.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); final ISWTObservableValue target = SWTObservables.observeSelection(button); final IObservableValue model = BeansObservables.observeValue(m_data, OpenConnectionData.PROPERTY_AUTOCONNECT); m_binding.bindValue(target, model); } private void createSettingsConfigHyperlink(final Composite parent) { final ConfigureConnectionsAction action = new ConfigureConnectionsAction() { @Override protected void updateViewer() { updateControl(); } }; action.setImageDescriptor(WspmPdbUiImages.getImageDescriptor(IMAGE.CONNECT_TO_PDB)); final ImageHyperlink hyperlink = ActionHyperlink.createHyperlink(m_toolkit, parent, SWT.NONE, action); hyperlink.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); } protected void updateControl() { ControlUtils.disposeChildren(m_connectionPanel); try { final IPdbSettings[] settings = PdbSettings.getSettings(); Arrays.sort(settings); for (final IPdbSettings setting : settings) { final ConnectPdbAction action = new ConnectPdbAction(m_view, setting); final ImageHyperlink hyperlink = ActionHyperlink.createHyperlink(m_toolkit, m_connectionPanel, SWT.PUSH | SWT.WRAP | SWT.CENTER, action); hyperlink.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); } } catch (final PdbConnectException e) { e.printStackTrace(); // TODO: show status composite? } m_form.reflow(true); } }