Java tutorial
/******************************************************************************* * This file is part of Moodle - http://moodle.org/ * * Moodle is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Moodle 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Moodle. If not, see <http://www.gnu.org/licenses/>. * * @package cl.uai.webcursos.emarking * @copyright 2014 Jorge Villaln {@link http://www.villalon.cl} * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later ******************************************************************************/ package cl.uai.webcursos.emarking.desktop; import java.awt.BorderLayout; import java.awt.Color; import java.awt.FlowLayout; import javax.swing.JButton; import javax.swing.JDialog; import javax.swing.JPanel; import javax.swing.JCheckBox; import javax.swing.ImageIcon; import java.awt.event.ActionListener; import java.awt.event.ActionEvent; import java.io.File; import javax.swing.JFileChooser; import javax.swing.JOptionPane; import javax.swing.JTextField; import javax.swing.JLabel; import javax.swing.JPasswordField; import javax.swing.event.DocumentEvent; import javax.swing.event.DocumentListener; import javax.swing.filechooser.FileFilter; import org.apache.commons.validator.routines.UrlValidator; import org.apache.log4j.Logger; import cl.uai.webcursos.emarking.desktop.data.Moodle; import java.awt.Toolkit; import javax.swing.SwingConstants; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import javax.swing.JComboBox; import javax.swing.DefaultComboBoxModel; import javax.swing.JTabbedPane; import javax.swing.border.LineBorder; import javax.swing.JSpinner; public class OptionsDialog extends JDialog { /** * */ private static final long serialVersionUID = 3424578643623876331L; private static Logger logger = Logger.getLogger(OptionsDialog.class); private JCheckBox chckbxDoubleSide; private boolean cancelled = false; private final JTextField username; private final JPasswordField password; private final JTextField moodleurl; private final JTextField filename; private final Moodle moodle; private final JButton btnTestConnection; private JButton okButton; private JComboBox<String> maxZipSize; private JComboBox<Integer> maxThreads; private JComboBox<Integer> resolution; private JPanel panel; private JButton btnOpenPdfFile; private final JTextField omrtemplate; private JButton btnOpenOMRTemplate; private JSpinner spinnerOMRshapeSize; private JSpinner spinnerOMRdensity; private JSpinner spinnerOMRthreshold; private JSpinner spinnerAnonymousPercentage; private JSpinner spinnerAnonymousPercentageCustomPage; private JSpinner spinnerCustomPage; private JLabel lblMarkersTraining; private JCheckBox chckbxMarkersTraining; /** * @return the cancelled */ public boolean isCancelled() { return cancelled; } /** * Create the dialog. */ public OptionsDialog(Moodle _moodle) { addWindowListener(new WindowAdapter() { @Override public void windowClosing(WindowEvent e) { cancelled = true; } }); setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE); setIconImage(Toolkit.getDefaultToolkit().getImage(OptionsDialog.class .getResource("/cl/uai/webcursos/emarking/desktop/resources/glyphicons_439_wrench.png"))); setTitle(EmarkingDesktop.lang.getString("emarkingoptions")); setModal(true); setBounds(100, 100, 707, 444); this.moodle = _moodle; this.moodle.loadProperties(); getContentPane().setLayout(new BorderLayout()); { JPanel buttonPane = new JPanel(); buttonPane.setLayout(new FlowLayout(FlowLayout.RIGHT)); getContentPane().add(buttonPane, BorderLayout.SOUTH); { okButton = new JButton(EmarkingDesktop.lang.getString("ok")); okButton.setEnabled(false); okButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { try { UrlValidator validator = new UrlValidator(UrlValidator.ALLOW_LOCAL_URLS); if (!validator.isValid(moodleurl.getText())) { throw new Exception(EmarkingDesktop.lang.getString("invalidmoodleurl") + " " + moodleurl.getText()); } File f = new File(filename.getText()); if (!f.exists() || f.isDirectory() || (!f.getPath().endsWith(".pdf") && !f.getPath().endsWith(".zip"))) { throw new Exception(EmarkingDesktop.lang.getString("invalidpdffile") + " " + filename.getText()); } if (omrtemplate.getText().trim().length() > 0) { File omrf = new File(omrtemplate.getText()); if (!omrf.exists() || omrf.isDirectory() || (!omrf.getPath().endsWith(".xtmpl"))) { throw new Exception(EmarkingDesktop.lang.getString("invalidomrfile") + " " + omrtemplate.getText()); } } moodle.setLastfile(filename.getText()); moodle.getQrExtractor().setDoubleside(chckbxDoubleSide.isSelected()); moodle.setMaxthreads(Integer.parseInt(getMaxThreads().getSelectedItem().toString())); moodle.setResolution(Integer.parseInt(getResolution().getSelectedItem().toString())); moodle.setMaxzipsize(getMaxZipSize().getSelectedItem().toString()); moodle.setOMRTemplate(omrtemplate.getText()); moodle.setThreshold(Integer.parseInt(spinnerOMRthreshold.getValue().toString())); moodle.setDensity(Integer.parseInt(spinnerOMRdensity.getValue().toString())); moodle.setShapeSize(Integer.parseInt(spinnerOMRshapeSize.getValue().toString())); moodle.setAnonymousPercentage( Integer.parseInt(spinnerAnonymousPercentage.getValue().toString())); moodle.setAnonymousPercentageCustomPage( Integer.parseInt(spinnerAnonymousPercentageCustomPage.getValue().toString())); moodle.setFakeStudents(chckbxMarkersTraining.isSelected()); moodle.saveProperties(); cancelled = false; setVisible(false); } catch (Exception ex) { ex.printStackTrace(); JOptionPane.showMessageDialog(panel, EmarkingDesktop.lang.getString("invaliddatainform")); } } }); okButton.setActionCommand("OK"); buttonPane.add(okButton); getRootPane().setDefaultButton(okButton); } { JButton cancelButton = new JButton(EmarkingDesktop.lang.getString("cancel")); cancelButton.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { cancelled = true; setVisible(false); } }); cancelButton.setActionCommand("Cancel"); buttonPane.add(cancelButton); } } JTabbedPane tabbedPane = new JTabbedPane(JTabbedPane.TOP); getContentPane().add(tabbedPane, BorderLayout.CENTER); panel = new JPanel(); tabbedPane.addTab(EmarkingDesktop.lang.getString("general"), null, panel, null); panel.setLayout(null); JPanel panel_2 = new JPanel(); panel_2.setBorder(new LineBorder(new Color(0, 0, 0), 1, true)); panel_2.setBounds(10, 11, 665, 131); panel.add(panel_2); panel_2.setLayout(null); JLabel lblPassword = new JLabel(EmarkingDesktop.lang.getString("password")); lblPassword.setBounds(10, 99, 109, 14); panel_2.add(lblPassword); lblPassword.setHorizontalAlignment(SwingConstants.RIGHT); password = new JPasswordField(); password.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { testConnection(); } }); password.setBounds(129, 96, 329, 20); panel_2.add(password); this.password.setText(this.moodle.getPassword()); btnTestConnection = new JButton(EmarkingDesktop.lang.getString("connect")); btnTestConnection.setEnabled(false); btnTestConnection.setBounds(468, 93, 172, 27); panel_2.add(btnTestConnection); username = new JTextField(); username.setBounds(129, 65, 329, 20); panel_2.add(username); username.setColumns(10); this.username.setText(this.moodle.getUsername()); moodleurl = new JTextField(); moodleurl.setBounds(129, 34, 329, 20); panel_2.add(moodleurl); moodleurl.setColumns(10); moodleurl.getDocument().addDocumentListener(new DocumentListener() { @Override public void removeUpdate(DocumentEvent e) { warn(); } @Override public void insertUpdate(DocumentEvent e) { warn(); } @Override public void changedUpdate(DocumentEvent e) { warn(); } private void warn() { UrlValidator validator = new UrlValidator(UrlValidator.ALLOW_LOCAL_URLS); if (!validator.isValid(moodleurl.getText()) || !moodleurl.getText().endsWith("/")) { moodleurl.setForeground(Color.RED); btnTestConnection.setEnabled(false); } else { moodleurl.setForeground(Color.BLACK); btnTestConnection.setEnabled(true); } } }); // Initializing values from moodle configuration this.moodleurl.setText(this.moodle.getUrl()); JLabel lblMoodleUrl = new JLabel(EmarkingDesktop.lang.getString("moodleurl")); lblMoodleUrl.setBounds(10, 37, 109, 14); panel_2.add(lblMoodleUrl); lblMoodleUrl.setHorizontalAlignment(SwingConstants.RIGHT); JLabel lblUsername = new JLabel(EmarkingDesktop.lang.getString("username")); lblUsername.setBounds(10, 68, 109, 14); panel_2.add(lblUsername); lblUsername.setHorizontalAlignment(SwingConstants.RIGHT); JLabel lblMoodleSettings = new JLabel(EmarkingDesktop.lang.getString("moodlesettings")); lblMoodleSettings.setBounds(10, 11, 230, 14); panel_2.add(lblMoodleSettings); btnTestConnection.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { testConnection(); } }); JPanel panel_3 = new JPanel(); panel_3.setBorder(new LineBorder(new Color(0, 0, 0), 1, true)); panel_3.setBounds(10, 159, 666, 174); panel.add(panel_3); panel_3.setLayout(null); JLabel lblPdfFile = new JLabel(EmarkingDesktop.lang.getString("pdffile")); lblPdfFile.setBounds(0, 39, 119, 14); panel_3.add(lblPdfFile); lblPdfFile.setHorizontalAlignment(SwingConstants.RIGHT); JLabel lblScanned = new JLabel(EmarkingDesktop.lang.getString("scanned")); lblScanned.setBounds(0, 64, 119, 14); panel_3.add(lblScanned); lblScanned.setHorizontalAlignment(SwingConstants.RIGHT); chckbxDoubleSide = new JCheckBox(EmarkingDesktop.lang.getString("doubleside")); chckbxDoubleSide.setEnabled(false); chckbxDoubleSide.setBounds(125, 60, 333, 23); panel_3.add(chckbxDoubleSide); chckbxDoubleSide.setToolTipText(EmarkingDesktop.lang.getString("doublesidetooltip")); this.chckbxDoubleSide.setSelected(this.moodle.getQrExtractor().isDoubleside()); filename = new JTextField(); filename.setEnabled(false); filename.setBounds(129, 36, 329, 20); panel_3.add(filename); filename.setColumns(10); filename.getDocument().addDocumentListener(new DocumentListener() { @Override public void removeUpdate(DocumentEvent e) { warn(); } @Override public void insertUpdate(DocumentEvent e) { warn(); } @Override public void changedUpdate(DocumentEvent e) { warn(); } private void warn() { validateFileForProcessing(!btnTestConnection.isEnabled()); } }); this.filename.setText(this.moodle.getLastfile()); btnOpenPdfFile = new JButton(EmarkingDesktop.lang.getString("openfile")); btnOpenPdfFile.setEnabled(false); btnOpenPdfFile.setBounds(468, 33, 172, 27); panel_3.add(btnOpenPdfFile); JLabel lblPdfFileSettings = new JLabel(EmarkingDesktop.lang.getString("filesettings")); lblPdfFileSettings.setBounds(10, 11, 230, 14); panel_3.add(lblPdfFileSettings); JLabel lblOMRtemplate = new JLabel(EmarkingDesktop.lang.getString("omrfile")); lblOMRtemplate.setHorizontalAlignment(SwingConstants.RIGHT); lblOMRtemplate.setBounds(0, 142, 119, 14); panel_3.add(lblOMRtemplate); omrtemplate = new JTextField(); omrtemplate.setEnabled(false); omrtemplate.setText((String) null); omrtemplate.setColumns(10); omrtemplate.setBounds(129, 139, 329, 20); panel_3.add(omrtemplate); omrtemplate.setText(this.moodle.getOMRTemplate()); btnOpenOMRTemplate = new JButton(EmarkingDesktop.lang.getString("openomrfile")); btnOpenOMRTemplate.setEnabled(false); btnOpenOMRTemplate.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent arg0) { JFileChooser chooser = new JFileChooser(); chooser.setDialogTitle(EmarkingDesktop.lang.getString("openfiletitle")); chooser.setDialogType(JFileChooser.OPEN_DIALOG); chooser.setFileFilter(new FileFilter() { @Override public String getDescription() { return "*.xtmpl"; } @Override public boolean accept(File arg0) { if (arg0.getName().endsWith(".xtmpl") || arg0.isDirectory()) return true; return false; } }); int retval = chooser.showOpenDialog(panel); if (retval == JFileChooser.APPROVE_OPTION) { omrtemplate.setText(chooser.getSelectedFile().getAbsolutePath()); } else { return; } } }); btnOpenOMRTemplate.setBounds(468, 136, 172, 27); panel_3.add(btnOpenOMRTemplate); lblMarkersTraining = new JLabel((String) EmarkingDesktop.lang.getString("markerstraining")); lblMarkersTraining.setHorizontalAlignment(SwingConstants.RIGHT); lblMarkersTraining.setBounds(0, 89, 119, 14); panel_3.add(lblMarkersTraining); chckbxMarkersTraining = new JCheckBox(EmarkingDesktop.lang.getString("markerstrainingfakestudents")); chckbxMarkersTraining.setBounds(125, 87, 333, 23); panel_3.add(chckbxMarkersTraining); btnOpenPdfFile.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { okButton.setEnabled(false); JFileChooser chooser = new JFileChooser(); chooser.setDialogTitle(EmarkingDesktop.lang.getString("openfiletitle")); chooser.setDialogType(JFileChooser.OPEN_DIALOG); chooser.setFileFilter(new FileFilter() { @Override public String getDescription() { return "*.pdf, *.zip"; } @Override public boolean accept(File arg0) { if (arg0.getName().endsWith(".zip") || arg0.getName().endsWith(".pdf") || arg0.isDirectory()) return true; return false; } }); int retval = chooser.showOpenDialog(panel); if (retval == JFileChooser.APPROVE_OPTION) { filename.setText(chooser.getSelectedFile().getAbsolutePath()); okButton.setEnabled(true); } else { return; } } }); JPanel panel_1 = new JPanel(); tabbedPane.addTab(EmarkingDesktop.lang.getString("advanced"), null, panel_1, null); panel_1.setLayout(null); JPanel panel_4 = new JPanel(); panel_4.setLayout(null); panel_4.setBorder(new LineBorder(new Color(0, 0, 0), 1, true)); panel_4.setBounds(10, 11, 665, 131); panel_1.add(panel_4); JLabel lblAdvancedOptions = new JLabel(EmarkingDesktop.lang.getString("advancedoptions")); lblAdvancedOptions.setBounds(10, 11, 233, 14); panel_4.add(lblAdvancedOptions); JLabel lblThreads = new JLabel(EmarkingDesktop.lang.getString("maxthreads")); lblThreads.setBounds(10, 38, 130, 14); panel_4.add(lblThreads); lblThreads.setHorizontalAlignment(SwingConstants.RIGHT); JLabel lblSomething = new JLabel(EmarkingDesktop.lang.getString("separatezipfiles")); lblSomething.setBounds(10, 73, 130, 14); panel_4.add(lblSomething); lblSomething.setHorizontalAlignment(SwingConstants.RIGHT); JLabel label = new JLabel(EmarkingDesktop.lang.getString("resolution")); label.setBounds(10, 105, 130, 14); panel_4.add(label); label.setHorizontalAlignment(SwingConstants.RIGHT); resolution = new JComboBox<Integer>(); resolution.setBounds(150, 99, 169, 27); panel_4.add(resolution); resolution.setModel(new DefaultComboBoxModel<Integer>(new Integer[] { 75, 100, 150, 300, 400, 500, 600 })); resolution.setSelectedIndex(2); this.resolution.setSelectedItem(this.moodle.getQrExtractor().getResolution()); maxZipSize = new JComboBox<String>(); maxZipSize.setBounds(150, 67, 169, 27); panel_4.add(maxZipSize); maxZipSize.setModel(new DefaultComboBoxModel<String>(new String[] { "<dynamic>", "2Mb", "4Mb", "8Mb", "16Mb", "32Mb", "64Mb", "128Mb", "256Mb", "512Mb", "1024Mb" })); maxZipSize.setSelectedIndex(6); this.maxZipSize.setSelectedItem(this.moodle.getMaxZipSizeString()); maxThreads = new JComboBox<Integer>(); maxThreads.setBounds(150, 32, 169, 27); panel_4.add(maxThreads); maxThreads.setModel(new DefaultComboBoxModel<Integer>(new Integer[] { 2, 4, 8, 16 })); maxThreads.setSelectedIndex(1); this.maxThreads.setSelectedItem(this.moodle.getQrExtractor().getMaxThreads()); JPanel panel_5 = new JPanel(); panel_5.setLayout(null); panel_5.setBorder(new LineBorder(new Color(0, 0, 0), 1, true)); panel_5.setBounds(10, 153, 665, 131); panel_1.add(panel_5); JLabel lblOMRoptions = new JLabel(EmarkingDesktop.lang.getString("omroptions")); lblOMRoptions.setBounds(10, 11, 233, 14); panel_5.add(lblOMRoptions); JLabel lblOMRthreshold = new JLabel(EmarkingDesktop.lang.getString("omrthreshold")); lblOMRthreshold.setHorizontalAlignment(SwingConstants.RIGHT); lblOMRthreshold.setBounds(10, 32, 130, 14); panel_5.add(lblOMRthreshold); JLabel lblShapeSize = new JLabel(EmarkingDesktop.lang.getString("omrshapesize")); lblShapeSize.setHorizontalAlignment(SwingConstants.RIGHT); lblShapeSize.setBounds(10, 99, 130, 14); panel_5.add(lblShapeSize); JLabel lblDensity = new JLabel(EmarkingDesktop.lang.getString("omrdensity")); lblDensity.setHorizontalAlignment(SwingConstants.RIGHT); lblDensity.setBounds(10, 70, 130, 14); panel_5.add(lblDensity); spinnerOMRthreshold = new JSpinner(); spinnerOMRthreshold.setBounds(150, 32, 169, 20); panel_5.add(spinnerOMRthreshold); spinnerOMRthreshold.setValue(this.moodle.getOMRthreshold()); spinnerOMRdensity = new JSpinner(); spinnerOMRdensity.setBounds(150, 67, 169, 20); panel_5.add(spinnerOMRdensity); spinnerOMRdensity.setValue(this.moodle.getOMRdensity()); spinnerOMRshapeSize = new JSpinner(); spinnerOMRshapeSize.setBounds(150, 99, 169, 20); panel_5.add(spinnerOMRshapeSize); spinnerOMRshapeSize.setValue(this.moodle.getOMRshapeSize()); JLabel lblAnonymousPercentage = new JLabel( "<html>" + EmarkingDesktop.lang.getString("anonymouspercentage") + "</html>"); lblAnonymousPercentage.setHorizontalAlignment(SwingConstants.RIGHT); lblAnonymousPercentage.setBounds(329, 32, 130, 27); panel_5.add(lblAnonymousPercentage); spinnerAnonymousPercentage = new JSpinner(); spinnerAnonymousPercentage.setBounds(469, 32, 169, 20); panel_5.add(spinnerAnonymousPercentage); spinnerAnonymousPercentage.setValue(this.moodle.getAnonymousPercentage()); JLabel lblAnonymousPercentageCustomPage = new JLabel( "<html>" + EmarkingDesktop.lang.getString("anonymouspercentagecustompage") + "</html>"); lblAnonymousPercentageCustomPage.setHorizontalAlignment(SwingConstants.RIGHT); lblAnonymousPercentageCustomPage.setBounds(329, 70, 130, 27); panel_5.add(lblAnonymousPercentageCustomPage); spinnerAnonymousPercentageCustomPage = new JSpinner(); spinnerAnonymousPercentageCustomPage.setBounds(469, 70, 169, 20); panel_5.add(spinnerAnonymousPercentageCustomPage); spinnerAnonymousPercentageCustomPage.setValue(this.moodle.getAnonymousPercentageCustomPage()); JLabel lblCustomPage = new JLabel( "<html>" + EmarkingDesktop.lang.getString("anonymouscustompage") + "</html>"); lblCustomPage.setHorizontalAlignment(SwingConstants.RIGHT); lblCustomPage.setBounds(329, 99, 130, 27); panel_5.add(lblCustomPage); spinnerCustomPage = new JSpinner(); spinnerCustomPage.setBounds(469, 99, 169, 20); panel_5.add(spinnerCustomPage); spinnerCustomPage.setValue(this.moodle.getAnonymousCustomPage()); } public boolean getDoubleSideSelected() { return chckbxDoubleSide.isSelected(); } public void setDoubleSideSelected(boolean selected) { chckbxDoubleSide.setSelected(selected); } public String getUsername() { return username.getText(); } public void setUsername(String text) { username.setText(text); } public JPasswordField getPassword() { return password; } public JTextField getMoodleUrl() { return moodleurl; } public JTextField getFilename() { return filename; } public JComboBox<String> getMaxZipSize() { return maxZipSize; } public JComboBox<Integer> getMaxThreads() { return maxThreads; } public JComboBox<Integer> getResolution() { return resolution; } private void validateFileForProcessing(boolean activateOkButton) { File f = new File(filename.getText()); if (!f.exists() || f.isDirectory() || (!f.getPath().endsWith(".pdf") && !f.getPath().endsWith(".zip"))) { filename.setForeground(Color.RED); okButton.setEnabled(false); } else { filename.setForeground(Color.BLACK); if (activateOkButton) okButton.setEnabled(true); } } public String getOMRTemplate() { return this.omrtemplate.getText(); } private void testConnection() { btnTestConnection.setEnabled(false); logger.debug("Testing Moodle connection"); moodle.setUrl(moodleurl.getText()); moodle.setUsername(username.getText()); String _password = new String(password.getPassword()); moodle.setPassword(_password); if (moodle.connect()) { btnTestConnection.setIcon(new ImageIcon(EmarkingDesktop.class .getResource("/cl/uai/webcursos/emarking/desktop/resources/glyphicons_206_ok_2.png"))); btnTestConnection.setText(EmarkingDesktop.lang.getString("connectionsuccessfull")); filename.setEnabled(true); chckbxDoubleSide.setEnabled(true); btnOpenPdfFile.setEnabled(true); btnTestConnection.setEnabled(false); username.setEnabled(false); moodleurl.setEnabled(false); password.setEnabled(false); btnOpenOMRTemplate.setEnabled(true); omrtemplate.setEnabled(true); validateFileForProcessing(true); } else { JOptionPane.showMessageDialog(panel, EmarkingDesktop.lang.getString("connectionfailed")); btnTestConnection.setEnabled(true); } } }