Java tutorial
/** * OrbisGIS is a java GIS application dedicated to research in GIScience. * OrbisGIS is developed by the GIS group of the DECIDE team of the * Lab-STICC CNRS laboratory, see <http://www.lab-sticc.fr/>. * * The GIS group of the DECIDE team is located at : * * Laboratoire Lab-STICC CNRS UMR 6285 * Equipe DECIDE * UNIVERSIT DE BRETAGNE-SUD * Institut Universitaire de Technologie de Vannes * 8, Rue Montaigne - BP 561 56017 Vannes Cedex * * OrbisGIS is distributed under GPL 3 license. * * Copyright (C) 2007-2014 CNRS (IRSTV FR CNRS 2488) * Copyright (C) 2015-2016 CNRS (Lab-STICC UMR CNRS 6285) * * This file is part of OrbisGIS. * * OrbisGIS 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. * * OrbisGIS 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 * OrbisGIS. If not, see <http://www.gnu.org/licenses/>. * * For more information, please consult: <http://www.orbisgis.org/> * or contact directly: * info_at_ orbisgis.org */ package org.orbisgis.sqlconsole.ui; import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.InputEvent; import java.awt.event.KeyEvent; import java.beans.EventHandler; import java.io.File; import java.io.IOException; import java.util.concurrent.ExecutorService; import javax.sql.DataSource; import javax.swing.*; import javax.swing.event.CaretListener; import javax.swing.event.DocumentListener; import javax.swing.text.BadLocationException; import org.apache.commons.io.FileUtils; import org.fife.ui.rsyntaxtextarea.RSyntaxTextArea; import org.fife.ui.rtextarea.RTextScrollPane; import org.orbisgis.sif.CommentUtil; import org.orbisgis.sif.UIFactory; import org.orbisgis.sif.components.OpenFilePanel; import org.orbisgis.sif.components.SaveFilePanel; import org.orbisgis.sif.components.actions.ActionCommands; import org.orbisgis.sif.components.actions.DefaultAction; import org.orbisgis.sif.components.findReplace.FindReplaceDialog; import org.orbisgis.sif.edition.EditableElement; import org.orbisgis.sif.edition.EditableElementException; import org.orbisgis.sif.multiInputPanel.CheckBoxChoice; import org.orbisgis.sif.multiInputPanel.MIPValidationInteger; import org.orbisgis.sif.multiInputPanel.MultiInputPanel; import org.orbisgis.sif.multiInputPanel.TextBoxType; import org.orbisgis.sqlconsole.api.SQLAction; import org.orbisgis.sqlconsole.api.SQLConsoleEditor; import org.orbisgis.sqlconsole.api.SQLElement; import org.orbisgis.sqlparserapi.ScriptSplitterFactory; import org.orbisgis.sqlconsole.icons.SQLConsoleIcon; import org.orbisgis.sqlconsole.actions.ExecuteScriptProcess; import org.orbisgis.sqlconsole.blockComment.QuoteSQL; import org.orbisgis.sqlconsole.codereformat.CodeReformator; import org.orbisgis.sqlconsole.codereformat.CommentSpec; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.xnap.commons.i18n.I18n; import org.xnap.commons.i18n.I18nFactory; /** * SQL Panel that contain a RSyntaxTextArea */ public class SQLConsolePanel extends JPanel { private static final long serialVersionUID = 1L; protected final static I18n I18N = I18nFactory.getI18n(SQLConsolePanel.class); private final static Logger LOGGER = LoggerFactory.getLogger("gui." + SQLConsolePanel.class); private static final String DEFAULT_STATUS_MESSAGE = I18n.marktr("Drop source here to get all table columns"); private ScriptSplitterFactory splitterFactory; // Components private JToolBar infoToolBar; private RTextScrollPane centerPanel; private RSyntaxTextArea scriptPanel; private CodeReformator codeReformator; private JLabel statusMessage; private Timer messageCleanTimer; private int lastSQLStatementToReformatStart; private int lastSQLStatementToReformatEnd; private static final String MESSAGEBASE = "%d | %d | %s"; private int line = 0; private int character = 0; private String message = ""; static CommentSpec[] COMMENT_SPECS = new CommentSpec[] { new CommentSpec("/*", "*/"), new CommentSpec("--", "\n") }; private FindReplaceDialog findReplaceDialog; private ActionCommands actions = new ActionCommands(); private SQLFunctionsPanel sqlFunctionsPanel; private DefaultAction executeAction; private DefaultAction executeSelectedAction; private DefaultAction clearAction; private DefaultAction findAction; private DefaultAction quoteAction; private DefaultAction unQuoteAction; private DefaultAction commentAction; private DefaultAction blockCommentAction; private DefaultAction formatSQLAction; private DefaultAction saveAction; private DefaultAction saveAsAction; private DataSource dataSource; private int timeOut = 0; private ExecutorService executorService; private SQLElement sqlElement; private DeactivableSplitPane split; /** * Creates a console for sql. */ public SQLConsolePanel(DataSource dataSource, SQLElement sqlElement) { super(new BorderLayout()); this.dataSource = dataSource; sqlFunctionsPanel = new SQLFunctionsPanel(dataSource); initActions(); split = new DeactivableSplitPane(JSplitPane.HORIZONTAL_SPLIT, getCenterPanel(), sqlFunctionsPanel); add(split, BorderLayout.CENTER); add(getStatusToolBar(), BorderLayout.SOUTH); this.sqlElement = sqlElement; onShowHideFunctionPanel(); } public void setSqlElement(SQLElement sqlElement) { this.sqlElement = sqlElement; } public void addActionFactory(SQLAction sqlAction, SQLConsoleEditor sqlConsoleEditor) { actions.addActionFactory(sqlAction, sqlConsoleEditor); actions.setAccelerators(scriptPanel, WHEN_FOCUSED, false, sqlAction); } public void removeActionFactory(SQLAction sqlAction) { actions.unsetAccelerators(scriptPanel, WHEN_FOCUSED, sqlAction); actions.removeActionFactory(sqlAction); } /** * @param splitterFactory The component used to split sql script into single query */ public void setSplitterFactory(ScriptSplitterFactory splitterFactory) { this.splitterFactory = splitterFactory; } /** * Create actions instances * * Each action is put in the Popup menu and the tool bar * Their shortcuts are registered also in the editor */ private void initActions() { //Execute Action executeAction = new DefaultAction(SQLAction.A_EXECUTE, I18N.tr("Execute"), I18N.tr("Run SQL statements"), SQLConsoleIcon.getIcon("execute"), EventHandler.create(ActionListener.class, this, "onExecute"), KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, InputEvent.CTRL_DOWN_MASK)).setLogicalGroup("custom"); actions.addAction(executeAction); //Execute Selected SQL executeSelectedAction = new DefaultAction(SQLAction.A_EXECUTE_SELECTION, I18N.tr("Execute selected"), I18N.tr("Run selected SQL statements"), SQLConsoleIcon.getIcon("execute_selection"), EventHandler.create(ActionListener.class, this, "onExecuteSelected"), KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, InputEvent.ALT_DOWN_MASK)).setLogicalGroup("custom") .setAfter(SQLAction.A_EXECUTE); actions.addAction(executeSelectedAction); //Clear action clearAction = new DefaultAction(SQLAction.A_CLEAR, I18N.tr("Clear"), I18N.tr("Erase the content of the editor"), SQLConsoleIcon.getIcon("erase"), EventHandler.create(ActionListener.class, this, "onClear"), null).setLogicalGroup("custom") .setAfter(SQLAction.A_EXECUTE_SELECTION); actions.addAction(clearAction); //Find action findAction = new DefaultAction(SQLAction.A_SEARCH, I18N.tr("Search.."), I18N.tr("Search text in the document"), SQLConsoleIcon.getIcon("find"), EventHandler.create(ActionListener.class, this, "openFindReplaceDialog"), KeyStroke.getKeyStroke(KeyEvent.VK_F, InputEvent.CTRL_DOWN_MASK)) .addStroke(KeyStroke.getKeyStroke(KeyEvent.VK_H, InputEvent.CTRL_DOWN_MASK)) .setLogicalGroup("custom"); actions.addAction(findAction); //Quote quoteAction = new DefaultAction(SQLAction.A_QUOTE, I18N.tr("Quote"), I18N.tr("Quote selected text"), null, EventHandler.create(ActionListener.class, this, "onQuote"), KeyStroke.getKeyStroke(KeyEvent.VK_SLASH, InputEvent.SHIFT_DOWN_MASK)).setLogicalGroup("format"); actions.addAction(quoteAction); //unQuote unQuoteAction = new DefaultAction(SQLAction.A_UNQUOTE, I18N.tr("Un Quote"), I18N.tr("Un Quote selected text"), null, EventHandler.create(ActionListener.class, this, "onUnQuote"), KeyStroke.getKeyStroke(KeyEvent.VK_BACK_SLASH, InputEvent.SHIFT_DOWN_MASK)) .setLogicalGroup("format"); actions.addAction(unQuoteAction); // Comment/Uncomment commentAction = new DefaultAction(SQLAction.A_COMMENT, I18N.tr("(Un)comment"), I18N.tr("(Un)comment the selected text"), null, EventHandler.create(ActionListener.class, this, "onComment"), KeyStroke.getKeyStroke("alt C")) .setLogicalGroup("format"); actions.addAction(commentAction); // Block Comment/Uncomment blockCommentAction = new DefaultAction(SQLAction.A_BLOCKCOMMENT, I18N.tr("Block (un)comment"), I18N.tr("Block (un)comment the selected text."), null, EventHandler.create(ActionListener.class, this, "onBlockComment"), KeyStroke.getKeyStroke("alt shift C")).setLogicalGroup("format"); actions.addAction(blockCommentAction); //Format SQL formatSQLAction = new DefaultAction(SQLAction.A_FORMAT, I18N.tr("Format"), I18N.tr("Format editor content"), null, EventHandler.create(ActionListener.class, this, "onFormatCode"), KeyStroke.getKeyStroke("alt shift F")).setLogicalGroup("format"); actions.addAction(formatSQLAction); //Save saveAction = new DefaultAction(SQLAction.A_SAVE, I18N.tr("Save"), I18N.tr("Save the editor content into a file"), SQLConsoleIcon.getIcon("save"), EventHandler.create(ActionListener.class, this, "onSaveFile"), KeyStroke.getKeyStroke(KeyEvent.VK_S, InputEvent.CTRL_DOWN_MASK)).setLogicalGroup("custom"); actions.addAction(saveAction); // Save As saveAsAction = new DefaultAction(SQLAction.A_SAVE, I18N.tr("Save As"), I18N.tr("Save the editor content into a new file"), SQLConsoleIcon.getIcon("page_white_save"), EventHandler.create(ActionListener.class, this, "onSaveAsNewFile"), KeyStroke.getKeyStroke("ctrl maj s")).setLogicalGroup("custom"); actions.addAction(saveAsAction); //Open action actions.addAction(new DefaultAction(SQLAction.A_OPEN, I18N.tr("Open"), I18N.tr("Load a file in this editor"), SQLConsoleIcon.getIcon("open"), EventHandler.create(ActionListener.class, this, "onOpenFile"), KeyStroke.getKeyStroke(KeyEvent.VK_O, InputEvent.CTRL_DOWN_MASK)).setLogicalGroup("custom")); //ShowHide function list actions.addAction(new DefaultAction(SQLAction.A_SQL_LIST, I18N.tr("SQL list"), I18N.tr("Show/Hide SQL function list"), SQLConsoleIcon.getIcon("builtinfunctionmap"), EventHandler.create(ActionListener.class, this, "onShowHideFunctionPanel"), null) .setLogicalGroup("custom")); //Time out action actions.addAction(new DefaultAction(SQLAction.A_SQL_TIMEOUT, I18N.tr("Timeout"), I18N.tr("Custom a time out to execute the SQL statement"), SQLConsoleIcon.getIcon("timeout_sql"), EventHandler.create(ActionListener.class, this, "onSQLTimeOut"), KeyStroke.getKeyStroke(KeyEvent.VK_T, InputEvent.CTRL_DOWN_MASK)).setLogicalGroup("custom")); } public void onShowHideFunctionPanel() { if (sqlFunctionsPanel.isVisible()) { // If shown, hide sqlFunctionsPanel.setVisible(false); split.setDividerLocation(split.getWidth()); split.setResizeWeight(1); split.setDeactivateScroll(true); } else { sqlFunctionsPanel.setVisible(true); split.setDeactivateScroll(false); split.setDividerLocation((int) Math.min(split.getMaximumDividerLocation(), split.getMaximumDividerLocation() - split.getRightComponent().getPreferredSize().getWidth())); split.setResizeWeight(0.75); sqlFunctionsPanel.repackPanel(); } } /** * Get the ActionCommands instance use by SQLConsole. * @return ActionCommands instance */ public ActionCommands getActions() { return actions; } private RTextScrollPane getCenterPanel() { if (centerPanel == null) { scriptPanel = new RSyntaxTextArea(); scriptPanel.setSyntaxEditingStyle(RSyntaxTextArea.SYNTAX_STYLE_SQL); scriptPanel.setLineWrap(true); scriptPanel.setClearWhitespaceLinesEnabled(true); scriptPanel.setMarkOccurrences(false); scriptPanel.setTabsEmulated(true); scriptPanel.setTabSize(4); actions.setAccelerators(scriptPanel); //TODO track language support bundles codeReformator = new CodeReformator(";", COMMENT_SPECS); scriptPanel .addCaretListener(EventHandler.create(CaretListener.class, this, "onScriptPanelCaretUpdate")); scriptPanel.getDocument().addDocumentListener( EventHandler.create(DocumentListener.class, this, "onUserSelectionChange")); //Add custom actions scriptPanel.getPopupMenu().addSeparator(); actions.registerContainer(scriptPanel.getPopupMenu()); centerPanel = new RTextScrollPane(scriptPanel); onUserSelectionChange(); } return centerPanel; } /** * Run the Sql commands stored in the editor */ public void onExecute() { if (scriptPanel.getDocument().getLength() > 0) { execute(new ExecuteScriptProcess(this, dataSource, splitterFactory, timeOut, false)); } } /** * Run the selected Sql commands stored in the editor */ public void onExecuteSelected() { if (scriptPanel.getDocument().getLength() > 0) { execute(new ExecuteScriptProcess(this, dataSource, splitterFactory, timeOut, true)); } } public void setExecutorService(ExecutorService executorService) { this.executorService = executorService; } public void unsetExecutorService(ExecutorService executorService) { this.executorService = null; } private void execute(SwingWorker swingWorker) { if (executorService != null) { executorService.execute(swingWorker); } else { swingWorker.execute(); } } /** * Open a dialog that let the user to select a file and save the content * of the sql editor into this file. */ public void onSaveAsNewFile() { File oldDocPath = sqlElement.getDocumentPath(); sqlElement.setDocumentPath(null); onSaveFile(); if (sqlElement.getDocumentPath() == null && oldDocPath != null) { // If canceled sqlElement.setDocumentPath(oldDocPath); } } /** * Open a dialog that let the user to select a file and save the content * of the sql editor into this file. */ public void onSaveFile() { try { sqlElement.save(); } catch (EditableElementException ex) { LOGGER.error(ex.getLocalizedMessage(), ex); } if (!sqlElement.isModified()) { setStatusMessage(I18N.tr("The file has been saved.")); } else { setStatusMessage(""); } } /** * Open a dialog that let the user to select a file * and add or replace the content of the sql editor. */ public void onOpenFile() { final OpenFilePanel inFilePanel = new OpenFilePanel("sqlConsoleInFile", I18N.tr("Open script")); inFilePanel.addFilter("sql", I18N.tr("SQL script (*.sql)")); if (sqlElement.getDocumentPathString().isEmpty()) { inFilePanel.loadState(); } else { inFilePanel.setCurrentDirectory(sqlElement.getDocumentPath()); } if (UIFactory.showDialog(inFilePanel)) { int answer = JOptionPane.YES_OPTION; if (scriptPanel.getDocument().getLength() > 0) { answer = JOptionPane.showConfirmDialog(this, I18N.tr("Do you want to clear all before loading the file ?"), I18N.tr("Open file"), JOptionPane.YES_NO_CANCEL_OPTION); } String text; try { text = FileUtils.readFileToString(inFilePanel.getSelectedFile()); } catch (IOException e1) { LOGGER.error(I18N.tr("IO error."), e1); return; } if (answer == JOptionPane.YES_OPTION) { scriptPanel.setText(text); sqlElement.setDocumentPath(inFilePanel.getSelectedFile()); sqlElement.setModified(false); } else if (answer == JOptionPane.NO_OPTION) { scriptPanel.append(text); } } } /** * Add quote to the selected sql */ public void onQuote() { QuoteSQL.quoteSQL(this, false); } /** * Remove quote to the selected sql */ public void onUnQuote() { QuoteSQL.unquoteSQL(this); } /** * (Un)comment the selected text. */ public void onComment() { CommentUtil.commentOrUncommentSQL(scriptPanel); } /** * Block (un)comment the selected text. */ public void onBlockComment() { CommentUtil.blockCommentOrUncomment(scriptPanel); } /** * Format SQL code */ public void onFormatCode() { replaceCurrentSQLStatement(codeReformator.reformat(getCurrentSQLStatement())); } /** * Prompt the user to accept the document cleaning. */ public void onClear() { if (scriptPanel.getDocument().getLength() != 0) { int answer = JOptionPane.showConfirmDialog(this, I18N.tr("Do you want to clear the contents of the console?"), I18N.tr("Clear script"), JOptionPane.YES_NO_OPTION); if (answer == JOptionPane.YES_OPTION) { scriptPanel.setText(""); } } } /** * Update the row:column label */ public void onScriptPanelCaretUpdate() { line = scriptPanel.getCaretLineNumber() + 1; character = scriptPanel.getCaretOffsetFromLineStart(); setStatusMessage(message); } /** * Open a panel to change the SQL time out */ public void onSQLTimeOut() { MultiInputPanel timeOutPanel = new MultiInputPanel(I18N.tr("Query Time out")); String TIME_OUT = "timeout"; final TextBoxType timeoutTXT = new TextBoxType(8); timeoutTXT.getComponent().setEnabled(timeOut > 0); final CheckBoxChoice cBNoTimeOut = new CheckBoxChoice(timeOut == 0); cBNoTimeOut.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { timeoutTXT.getComponent().setEnabled(!cBNoTimeOut.isSelected()); if (cBNoTimeOut.isSelected()) { timeoutTXT.setValue("0"); } } }); timeOutPanel.addInput(TIME_OUT, I18N.tr("Number of seconds"), String.valueOf(timeOut), timeoutTXT); String CHECKBOX = "checkbox"; timeOutPanel.addInput(CHECKBOX, I18N.tr("Unlimited time out"), cBNoTimeOut); MIPValidationInteger mipVal = new MIPValidationInteger(TIME_OUT, I18N.tr("Time out as seconds")); mipVal.setMinValue(0); timeOutPanel.addValidation(mipVal); if (UIFactory.showDialog(timeOutPanel, true, true)) { timeOut = Integer.valueOf(timeOutPanel.getInput(TIME_OUT)); } } private JToolBar getStatusToolBar() { if (infoToolBar == null) { infoToolBar = new JToolBar(); infoToolBar.setTransferHandler(new ScriptPanelTransferHandler(scriptPanel, dataSource)); statusMessage = new JLabel(); infoToolBar.add(statusMessage); infoToolBar.setFloatable(false); messageCleanTimer = new Timer(5000, new ActionListener() { @Override public void actionPerformed(ActionEvent e) { setStatusMessage(""); } }); messageCleanTimer.setRepeats(false); setStatusMessage(""); } return infoToolBar; } public final void setStatusMessage(String messageToShow) { this.message = messageToShow; if (!message.isEmpty()) { messageCleanTimer.restart(); } else { // Empty message mean show default message messageToShow = I18N.tr(DEFAULT_STATUS_MESSAGE); } statusMessage.setText(String.format(MESSAGEBASE, line, character, messageToShow)); } public void setCharacter(int character) { this.character = character; } public void setLine(int line) { this.line = line; } public String getText() { return scriptPanel.getText(); } public RSyntaxTextArea getScriptPanel() { return scriptPanel; } public String getCurrentSQLStatement() { String sql = scriptPanel.getSelectedText(); lastSQLStatementToReformatEnd = scriptPanel.getSelectionEnd(); lastSQLStatementToReformatStart = scriptPanel.getSelectionStart(); if (sql == null || sql.trim().length() == 0) { sql = getText(); lastSQLStatementToReformatEnd = -2; // int[] bounds = getBoundsOfCurrentSQLStatement(); // // if (bounds[0] >= bounds[1]) { // sql = ""; // } else { // sql = sql.substring(bounds[0], bounds[1]).trim(); // } } return sql != null ? sql : ""; } public void replaceCurrentSQLStatement(String st) { if (lastSQLStatementToReformatStart >= lastSQLStatementToReformatEnd) { scriptPanel.replaceRange(st, 0, scriptPanel.getDocument().getLength()); } else { scriptPanel.replaceRange(st, lastSQLStatementToReformatStart, lastSQLStatementToReformatEnd); } } public int[] getBoundsOfCurrentSQLStatement() { int[] bounds = new int[2]; bounds[0] = scriptPanel.getSelectionStart(); bounds[1] = scriptPanel.getSelectionEnd(); if (bounds[0] == bounds[1]) { bounds = getSqlBoundsBySeparatorRule(scriptPanel.getCaretPosition()); } return bounds; } private int[] getSqlBoundsBySeparatorRule(int iCaretPos) { int[] bounds = new int[2]; String sql = getText(); bounds[0] = lastIndexOfStateSep(sql, iCaretPos); bounds[1] = indexOfStateSep(sql, iCaretPos); return bounds; } private static int indexOfStateSep(String sql, int pos) { int ix = pos; int newLinteCount = 0; for (;;) { if (sql.length() == ix) { return sql.length(); } if (false == Character.isWhitespace(sql.charAt(ix))) { newLinteCount = 0; } if ('\n' == sql.charAt(ix)) { ++newLinteCount; if (2 == newLinteCount) { return ix - 1; } } ++ix; } } private static int lastIndexOfStateSep(String sql, int pos) { int ix = pos; int newLinteCount = 0; for (;;) { if (ix == sql.length()) { if (ix == 0) { return ix; } else { ix--; } } if (false == Character.isWhitespace(sql.charAt(ix))) { newLinteCount = 0; } if ('\n' == sql.charAt(ix)) { ++newLinteCount; if (2 == newLinteCount) { return ix + newLinteCount; } } if (0 == ix) { return 0 + newLinteCount; } --ix; } } public void insertString(String string) throws BadLocationException { scriptPanel.getDocument().insertString(scriptPanel.getDocument().getLength(), string, null); } public void freeResources() { //TODO untrack and uninstall language support bundles if (messageCleanTimer != null) { messageCleanTimer.stop(); } } /** * Open one instance of the find replace dialog */ public void openFindReplaceDialog() { if (findReplaceDialog == null) { findReplaceDialog = new FindReplaceDialog(scriptPanel, (JFrame) getTopLevelAncestor()); } findReplaceDialog.setAlwaysOnTop(true); findReplaceDialog.setVisible(true); } /** * Change the status of the button when the console is empty or not. */ public void onUserSelectionChange() { String text = scriptPanel.getText().trim(); if (text.isEmpty()) { executeAction.setEnabled(false); executeSelectedAction.setEnabled(false); clearAction.setEnabled(false); saveAction.setEnabled(false); findAction.setEnabled(false); quoteAction.setEnabled(false); unQuoteAction.setEnabled(false); commentAction.setEnabled(false); blockCommentAction.setEnabled(false); formatSQLAction.setEnabled(false); } else { executeAction.setEnabled(true); executeSelectedAction.setEnabled(true); clearAction.setEnabled(true); saveAction.setEnabled(true); findAction.setEnabled(true); quoteAction.setEnabled(true); unQuoteAction.setEnabled(true); commentAction.setEnabled(true); blockCommentAction.setEnabled(true); formatSQLAction.setEnabled(true); } } private static class DeactivableSplitPane extends JSplitPane { private boolean deactivateScroll = false; public DeactivableSplitPane(int newOrientation, Component newLeftComponent, Component newRightComponent) { super(newOrientation, newLeftComponent, newRightComponent); } public void setDeactivateScroll(boolean deactivateScroll) { this.deactivateScroll = deactivateScroll; } @Override public int getDividerLocation() { if (!deactivateScroll) { return super.getDividerLocation(); } else { return getMaximumDividerLocation(); } } @Override public int getLastDividerLocation() { if (!deactivateScroll) { return super.getLastDividerLocation(); } else { return getMaximumDividerLocation(); } } } }