Java tutorial
/*---------------- FILE HEADER ------------------------------------------ This file is part of deegree. Copyright (C) 2001-2007 by: Department of Geography, University of Bonn http://www.giub.uni-bonn.de/deegree/ lat/lon GmbH http://www.lat-lon.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: Andreas Poth lat/lon GmbH Aennchenstr. 19 53177 Bonn Germany E-Mail: poth@lat-lon.de Prof. Dr. Klaus Greve Department of Geography University of Bonn Meckenheimer Allee 166 53115 Bonn Germany E-Mail: greve@giub.uni-bonn.de ---------------------------------------------------------------------------*/ package org.deegree.igeo.views.swing.style.component; import static org.deegree.igeo.i18n.Messages.get; import java.awt.Dimension; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.util.Map; import javax.swing.DefaultListModel; import javax.swing.JButton; import javax.swing.JList; import javax.swing.JMenuItem; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JPopupMenu; import javax.swing.JScrollPane; import javax.swing.JTextField; import javax.swing.ListSelectionModel; import javax.swing.event.ListSelectionEvent; import javax.swing.event.ListSelectionListener; import org.deegree.framework.log.ILogger; import org.deegree.framework.log.LoggerFactory; import org.deegree.graphics.sld.Symbolizer; import org.deegree.igeo.settings.GraphicOptions; import org.deegree.igeo.style.model.Preset; import org.deegree.igeo.style.model.Preset.PRESETTYPE; import org.deegree.igeo.views.swing.style.StyleDialogUtils; import org.deegree.igeo.views.swing.style.VisualPropertyPanel; import org.deegree.igeo.views.swing.style.renderer.PresetRenderer; import com.jgoodies.forms.builder.DefaultFormBuilder; import com.jgoodies.forms.layout.CellConstraints; import com.jgoodies.forms.layout.FormLayout; /** * <code>PresetsPanel</code> * * @author <a href="mailto:buesching@lat-lon.de">Lyn Buesching</a> * @author last edited by: $Author$ * * @version $Revision$, $Date$ * */ public class PresetsPanel extends JPanel { private static final long serialVersionUID = 4824564032207322808L; private static final ILogger LOG = LoggerFactory.getLogger(PresetsPanel.class); private VisualPropertyPanel assignedVisualPropPanel; private PRESETTYPE type; private JTextField nameTF; private DefaultListModel dlm; private JList availableSettingsList; private GraphicOptions go; private boolean isPopupTriggered = false; public PresetsPanel(VisualPropertyPanel assignedVisualPropPanel, PRESETTYPE type) { this.assignedVisualPropPanel = assignedVisualPropPanel; this.type = type; go = assignedVisualPropPanel.getOwner().getSettings().getGraphicOptions(); init(); } private void init() { // init nameTF = new JTextField(); nameTF.setToolTipText(get("$MD10920")); JButton saveBt = new JButton(get("$MD10859")); saveBt.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { if (nameTF.getText() != null && nameTF.getText().length() > 0) { Symbolizer symbolizer = assignedVisualPropPanel.getPresetSymbolizer(); try { go.addSymbolizerPreset(nameTF.getText(), symbolizer); updatePresetsCB(); nameTF.setText(""); } catch (Exception e1) { LOG.logError("can not save preset", e1); JOptionPane.showMessageDialog(PresetsPanel.this, get("$MD10840"), get("$DI10017"), JOptionPane.ERROR_MESSAGE); } } else { JOptionPane.showMessageDialog(PresetsPanel.this, get("$MD10865"), get("$MD10866"), JOptionPane.INFORMATION_MESSAGE); } } }); dlm = new DefaultListModel(); availableSettingsList = new JList(); availableSettingsList.setModel(dlm); availableSettingsList.setToolTipText(get("$MD10860")); availableSettingsList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION); availableSettingsList.addListSelectionListener(new ListSelectionListener() { public void valueChanged(ListSelectionEvent e) { if (!isPopupTriggered) { applyPreset(); } } }); availableSettingsList.addMouseListener(new PopupListener()); availableSettingsList.setCellRenderer(new PresetRenderer()); updatePresetsCB(); JScrollPane availableSettingsSP = new JScrollPane(availableSettingsList); availableSettingsSP.setPreferredSize(new Dimension(100, 300)); // layout FormLayout fl = new FormLayout( "left:$rgap, left:pref, left:$rgap, right:[80dlu,pref]:grow(0.4), 5dlu, center:default:grow(0.6)", "5dlu, $sepheight, $sepheight, $cpheight, $btheight, pref:grow(1)"); DefaultFormBuilder builder = new DefaultFormBuilder(fl); builder.setBorder(StyleDialogUtils.createStyleAttributeBorder(get("$MD10861"))); CellConstraints cc = new CellConstraints(); builder.addSeparator(get("$MD10862"), cc.xyw(1, 3, 4)); builder.addLabel(get("$MD10863"), cc.xy(2, 4)); builder.add(nameTF, cc.xy(4, 4, CellConstraints.FILL, CellConstraints.CENTER)); builder.add(saveBt, cc.xyw(2, 5, 3, CellConstraints.CENTER, CellConstraints.CENTER)); builder.addLabel(get("$MD10864"), cc.xy(6, 2)); builder.add(availableSettingsSP, cc.xywh(6, 3, 1, 4)); add(builder.getPanel()); } // add defined presets to the list private void updatePresetsCB() { try { dlm.removeAllElements(); Map<String, Preset> symbolizers = go.getSymbolizerPresets(); for (String presetName : symbolizers.keySet()) { Preset preset = symbolizers.get(presetName); if (type.equals(preset.getType())) { dlm.addElement(preset); } } } catch (Exception e) { LOG.logError("can not get defined presets!", e); JOptionPane.showMessageDialog(this, get("$MD10839"), get("$DI10017"), JOptionPane.ERROR_MESSAGE); } } private void applyPreset() { try { if (availableSettingsList.getSelectedValue() != null) { Preset preset = go.getSymbolizerPresets() .get(((Preset) availableSettingsList.getSelectedValue()).getName()); try { assignedVisualPropPanel.setSymbolizer(preset.getSymbolizer()); } catch (Exception e1) { LOG.logError("An error occured when trying to set the preset!", e1); JOptionPane.showMessageDialog(PresetsPanel.this, get("$MD10794"), get("$DI10017"), JOptionPane.ERROR_MESSAGE); } } } catch (Exception e2) { LOG.logError("can not get defined presets!", e2); JOptionPane.showMessageDialog(this, get("$MD10838"), get("$DI10017"), JOptionPane.ERROR_MESSAGE); } } // ////////////////////////////////////////////////////////////////////////////// // INNER CLASS // ////////////////////////////////////////////////////////////////////////////// private class PopupListener extends MouseAdapter { private JPopupMenu popupMenu; public void mousePressed(MouseEvent e) { maybeShowPopup(e); } public void mouseReleased(MouseEvent e) { maybeShowPopup(e); } private void maybeShowPopup(MouseEvent e) { if (e.isPopupTrigger()) { if (popupMenu == null) { popupMenu = new JPopupMenu(); JMenuItem applyLabel = new JMenuItem(get("$MD11170")); applyLabel.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { applyPreset(); } }); popupMenu.add(applyLabel); JMenuItem removeLabel = new JMenuItem(get("$MD11171")); removeLabel.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { if (availableSettingsList.getSelectedValue() != null) { Preset preset = (Preset) availableSettingsList.getSelectedValue(); int result = JOptionPane.showOptionDialog(PresetsPanel.this, get("$MD11173", preset.getName()), get("$MD11172"), JOptionPane.OK_CANCEL_OPTION, JOptionPane.QUESTION_MESSAGE, null, null, null); if (result == JOptionPane.OK_OPTION) { try { go.removeSymbolizerPreset(preset.getName()); updatePresetsCB(); } catch (Exception e1) { LOG.logError("can not remove presets!", e1); JOptionPane.showMessageDialog(PresetsPanel.this, get("$MD11174"), get("$DI10017"), JOptionPane.ERROR_MESSAGE); } } } } }); popupMenu.add(removeLabel); } int selectedIndex = availableSettingsList.locationToIndex(e.getPoint()); if (selectedIndex > -1) { isPopupTriggered = true; availableSettingsList.setSelectedIndex(selectedIndex); isPopupTriggered = false; popupMenu.show(e.getComponent(), e.getX(), e.getY()); } } } } }