Java tutorial
/******************************************************************************* * Copyright (c) 2014, 2016 Wind River Systems, Inc. and others. 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: * Wind River Systems - initial API and implementation *******************************************************************************/ package org.eclipse.tm.terminal.view.ui.preferences; import java.io.File; import java.net.URI; import java.net.URISyntaxException; import java.util.ArrayList; import java.util.HashMap; import java.util.Iterator; import java.util.List; import java.util.Map; import org.eclipse.core.runtime.CoreException; import org.eclipse.core.runtime.IPath; import org.eclipse.core.runtime.Path; import org.eclipse.core.runtime.Platform; import org.eclipse.core.runtime.URIUtil; import org.eclipse.core.variables.IStringVariableManager; import org.eclipse.core.variables.VariablesPlugin; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.resource.ImageDescriptor; import org.eclipse.jface.resource.JFaceResources; import org.eclipse.jface.viewers.ColumnViewerToolTipSupport; import org.eclipse.jface.viewers.ColumnWeightData; import org.eclipse.jface.viewers.ILabelProviderListener; import org.eclipse.jface.viewers.ISelection; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.IStructuredContentProvider; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.ITableLabelProvider; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.TableLayout; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.Viewer; import org.eclipse.jface.window.Window; import org.eclipse.swt.SWT; import org.eclipse.swt.events.ModifyEvent; import org.eclipse.swt.events.ModifyListener; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.graphics.GC; import org.eclipse.swt.graphics.Image; import org.eclipse.swt.graphics.ImageData; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Combo; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.DirectoryDialog; import org.eclipse.swt.widgets.FileDialog; import org.eclipse.swt.widgets.Group; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Table; import org.eclipse.swt.widgets.TableColumn; import org.eclipse.swt.widgets.Text; import org.eclipse.tm.terminal.view.ui.activator.UIPlugin; import org.eclipse.tm.terminal.view.ui.controls.NoteCompositeHelper; import org.eclipse.tm.terminal.view.ui.interfaces.IExternalExecutablesProperties; import org.eclipse.tm.terminal.view.ui.interfaces.IPreferenceKeys; import org.eclipse.tm.terminal.view.ui.local.showin.ExternalExecutablesDialog; import org.eclipse.tm.terminal.view.ui.local.showin.ExternalExecutablesManager; import org.eclipse.tm.terminal.view.ui.nls.Messages; import org.eclipse.ui.IWorkbench; import org.eclipse.ui.IWorkbenchPreferencePage; import org.osgi.framework.Bundle; /** * Terminal top preference page implementation. */ public class PreferencePage extends org.eclipse.jface.preference.PreferencePage implements IWorkbenchPreferencePage { /* default */ TableViewer viewer; private Button addButton; private Button editButton; private Button removeButton; /* default */ Combo workingDir; private Button browseButton; private Button variablesButton; private boolean hasVariablesButton = false; /* default */ Text command; private Button commandBrowseButton; private Text arguments; /* default */ final List<Map<String, String>> executables = new ArrayList<Map<String, String>>(); /* default */ final Map<String, Image> images = new HashMap<String, Image>(); /* default */ static final Object[] NO_ELEMENTS = new Object[0]; /* (non-Javadoc) * @see org.eclipse.ui.IWorkbenchPreferencePage#init(org.eclipse.ui.IWorkbench) */ @Override public void init(IWorkbench workbench) { Bundle bundle = Platform.getBundle("org.eclipse.debug.ui"); //$NON-NLS-1$ if (bundle != null && bundle.getState() != Bundle.UNINSTALLED && bundle.getState() != Bundle.STOPPING) { hasVariablesButton = true; } } /* (non-Javadoc) * @see org.eclipse.jface.preference.PreferencePage#createContents(org.eclipse.swt.widgets.Composite) */ @Override protected Control createContents(final Composite parent) { final GC gc = new GC(parent); gc.setFont(JFaceResources.getDialogFont()); Composite panel = new Composite(parent, SWT.NONE); panel.setLayout(new GridLayout()); GridData layoutData = new GridData(SWT.FILL, SWT.BEGINNING, true, false); panel.setLayoutData(layoutData); Label label = new Label(panel, SWT.HORIZONTAL); label.setText(Messages.PreferencePage_label); label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); if (!Platform.OS_WIN32.equals(Platform.getOS())) { Group group = new Group(panel, SWT.NONE); group.setText(Messages.PreferencePage_command_label); group.setLayout(new GridLayout(2, false)); group.setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false)); command = new Text(group, SWT.SINGLE | SWT.BORDER); command.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); command.addModifyListener(new ModifyListener() { @Override public void modifyText(ModifyEvent e) { boolean valid = true; String message = null; String text = command.getText(); if (text != null && !"".equals(text.trim())) { //$NON-NLS-1$ IPath p = new Path(text.trim()); valid = p.toFile().isFile() && p.toFile().canRead() && p.toFile().canExecute(); if (!valid) message = Messages.PreferencePage_command_invalid; } setValid(valid); setErrorMessage(message); } }); commandBrowseButton = new Button(group, SWT.PUSH); commandBrowseButton.setText(Messages.PreferencePage_command_button_browse); layoutData = new GridData(SWT.FILL, SWT.CENTER, false, false); layoutData.widthHint = Dialog.convertWidthInCharsToPixels(gc.getFontMetrics(), 14); commandBrowseButton.setLayoutData(layoutData); commandBrowseButton.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { FileDialog dialog = new FileDialog(parent.getShell(), SWT.OPEN); String text = command.getText(); if (text != null && !"".equals(text.trim())) { //$NON-NLS-1$ IPath p = new Path(text); if (p.toFile().isFile() || !p.toFile().exists()) { dialog.setFilterPath(p.removeLastSegments(1).toOSString()); dialog.setFileName(p.lastSegment()); } else if (p.toFile().isDirectory()) { dialog.setFilterPath(p.toOSString()); } } String selected = dialog.open(); if (selected != null) { IPath sp = new Path(selected); command.setText(sp.toOSString()); } } }); String cmd = UIPlugin.getScopedPreferences() .getString(IPreferenceKeys.PREF_LOCAL_TERMINAL_DEFAULT_SHELL_UNIX); if (cmd != null && !"".equals(cmd)) { //$NON-NLS-1$ command.setText(new Path(cmd).toOSString()); } Composite argsPanel = new Composite(group, SWT.NONE); GridLayout layout = new GridLayout(2, false); layout.marginHeight = 0; layout.marginWidth = 0; argsPanel.setLayout(layout); layoutData = new GridData(SWT.FILL, SWT.BEGINNING, true, false); layoutData.horizontalSpan = 2; argsPanel.setLayoutData(layoutData); label = new Label(argsPanel, SWT.NONE); label.setText(Messages.PreferencePage_command_arguments_label); arguments = new Text(argsPanel, SWT.SINGLE | SWT.BORDER); arguments.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); String args = UIPlugin.getScopedPreferences() .getString(IPreferenceKeys.PREF_LOCAL_TERMINAL_DEFAULT_SHELL_UNIX_ARGS); if (args != null && !"".equals(args)) { //$NON-NLS-1$ arguments.setText(args); } NoteCompositeHelper.createNoteComposite(group.getFont(), group, Messages.PreferencePage_command_note_label, Messages.PreferencePage_command_note_text); } Group group = new Group(panel, SWT.NONE); group.setText(Messages.PreferencePage_workingDir_label); group.setLayout(new GridLayout(hasVariablesButton ? 3 : 2, false)); group.setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false)); workingDir = new Combo(group, SWT.DROP_DOWN); Bundle bundle = Platform.getBundle("org.eclipse.core.resources"); //$NON-NLS-1$ if (bundle != null && bundle.getState() != Bundle.UNINSTALLED && bundle.getState() != Bundle.STOPPING) { workingDir.setItems(new String[] { Messages.PreferencePage_workingDir_userhome_label, Messages.PreferencePage_workingDir_eclipsehome_label, Messages.PreferencePage_workingDir_eclipsews_label }); } else { workingDir.setItems(new String[] { Messages.PreferencePage_workingDir_userhome_label, Messages.PreferencePage_workingDir_eclipsehome_label }); } workingDir.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); workingDir.select(0); workingDir.addModifyListener(new ModifyListener() { @Override public void modifyText(ModifyEvent e) { boolean valid = true; String message = null; String text = workingDir.getText(); if (text != null && !"".equals(text.trim()) //$NON-NLS-1$ && !Messages.PreferencePage_workingDir_userhome_label.equals(text) && !Messages.PreferencePage_workingDir_eclipsehome_label.equals(text) && !Messages.PreferencePage_workingDir_eclipsews_label.equals(text)) { try { // Resolve possible dynamic variables IStringVariableManager vm = VariablesPlugin.getDefault().getStringVariableManager(); String resolved = vm.performStringSubstitution(text.trim()); IPath p = new Path(resolved); valid = p.toFile().canRead() && p.toFile().isDirectory(); if (!valid) message = Messages.PreferencePage_workingDir_invalid; } catch (CoreException ex) { valid = false; message = ex.getLocalizedMessage(); } } setValid(valid); setErrorMessage(message); } }); browseButton = new Button(group, SWT.PUSH); browseButton.setText(Messages.PreferencePage_workingDir_button_browse); layoutData = new GridData(SWT.FILL, SWT.CENTER, false, false); layoutData.widthHint = Dialog.convertWidthInCharsToPixels(gc.getFontMetrics(), 14); browseButton.setLayoutData(layoutData); browseButton.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { IPath uh = null; IPath eh = null; IPath ew = null; // HOME String home = System.getProperty("user.home"); //$NON-NLS-1$ if (home != null && !"".equals(home)) //$NON-NLS-1$ uh = new Path(home); // ECLIPSE_HOME String eclipseHomeLocation = System.getProperty("eclipse.home.location"); //$NON-NLS-1$ if (eclipseHomeLocation != null) { try { URI uri = URIUtil.fromString(eclipseHomeLocation); File f = URIUtil.toFile(uri); eh = new Path(f.getAbsolutePath()); } catch (URISyntaxException ex) { /* ignored on purpose */ } } // ECLIPSE_WORKSPACE Bundle bundle = Platform.getBundle("org.eclipse.core.resources"); //$NON-NLS-1$ if (bundle != null && bundle.getState() != Bundle.UNINSTALLED && bundle.getState() != Bundle.STOPPING) { if (org.eclipse.core.resources.ResourcesPlugin.getWorkspace() != null && org.eclipse.core.resources.ResourcesPlugin.getWorkspace().getRoot() != null && org.eclipse.core.resources.ResourcesPlugin.getWorkspace().getRoot() .getLocation() != null) { ew = org.eclipse.core.resources.ResourcesPlugin.getWorkspace().getRoot().getLocation(); } } DirectoryDialog dialog = new DirectoryDialog(parent.getShell(), SWT.OPEN); // Determine the filter path String text = workingDir.getText(); if (Messages.PreferencePage_workingDir_userhome_label.equals(text)) { dialog.setFilterPath(uh.toOSString()); } else if (Messages.PreferencePage_workingDir_eclipsehome_label.equals(text)) { dialog.setFilterPath(eh.toOSString()); } else if (Messages.PreferencePage_workingDir_eclipsews_label.equals(text)) { dialog.setFilterPath(ew.toOSString()); } else if (text != null && !"".equals(text.trim())) { //$NON-NLS-1$ try { // Resolve possible dynamic variables IStringVariableManager vm = VariablesPlugin.getDefault().getStringVariableManager(); String resolved = vm.performStringSubstitution(text.trim()); dialog.setFilterPath(resolved); } catch (CoreException ex) { if (Platform.inDebugMode()) { UIPlugin.getDefault().getLog().log(ex.getStatus()); } } } String selected = dialog.open(); if (selected != null) { IPath sp = new Path(selected); if (uh.equals(sp)) { workingDir.select(0); } else if (eh.equals(sp)) { workingDir.select(1); } else if (ew.equals(sp)) { workingDir.select(2); } else { workingDir.setText(sp.toOSString()); } } } }); if (hasVariablesButton) { variablesButton = new Button(group, SWT.PUSH); variablesButton.setText(Messages.PreferencePage_workingDir_button_variables); layoutData = new GridData(SWT.FILL, SWT.CENTER, false, false); layoutData.widthHint = Dialog.convertWidthInCharsToPixels(gc.getFontMetrics(), 14); variablesButton.setLayoutData(layoutData); variablesButton.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { org.eclipse.debug.ui.StringVariableSelectionDialog dialog = new org.eclipse.debug.ui.StringVariableSelectionDialog( getShell()); dialog.open(); String expression = dialog.getVariableExpression(); if (expression != null) { if ("${eclipse_home}".equals(expression)) { //$NON-NLS-1$ workingDir.select(1); } else if ("${workspace_loc}".equals(expression)) { //$NON-NLS-1$ workingDir.select(2); } else { workingDir.setText(expression); } } } }); } String initialCwd = UIPlugin.getScopedPreferences() .getString(IPreferenceKeys.PREF_LOCAL_TERMINAL_INITIAL_CWD); if (initialCwd == null || IPreferenceKeys.PREF_INITIAL_CWD_USER_HOME.equals(initialCwd) || "".equals(initialCwd.trim())) { //$NON-NLS-1$ workingDir.select(0); } else if (IPreferenceKeys.PREF_INITIAL_CWD_ECLIPSE_HOME.equals(initialCwd) || "${eclipse_home}".equals(initialCwd)) { //$NON-NLS-1$ workingDir.select(1); } else if (IPreferenceKeys.PREF_INITIAL_CWD_ECLIPSE_WS.equals(initialCwd) || "${workspace_loc}".equals(initialCwd)) { //$NON-NLS-1$ workingDir.select(2); } else { workingDir.setText(new Path(initialCwd).toOSString()); } NoteCompositeHelper.createNoteComposite(group.getFont(), group, Messages.PreferencePage_workingDir_note_label, Messages.PreferencePage_workingDir_note_text); group = new Group(panel, SWT.NONE); group.setText(Messages.PreferencePage_executables_label); group.setLayout(new GridLayout(2, false)); group.setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false)); viewer = new TableViewer(group, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER | SWT.FULL_SELECTION); Table table = viewer.getTable(); table.setHeaderVisible(true); table.setLinesVisible(true); TableColumn column = new TableColumn(table, SWT.LEFT); column.setText(Messages.PreferencePage_executables_column_name_label); column = new TableColumn(table, SWT.LEFT); column.setText(Messages.PreferencePage_executables_column_path_label); ColumnViewerToolTipSupport.enableFor(viewer); TableLayout tableLayout = new TableLayout(); tableLayout.addColumnData(new ColumnWeightData(35)); tableLayout.addColumnData(new ColumnWeightData(65)); table.setLayout(tableLayout); layoutData = new GridData(SWT.FILL, SWT.FILL, true, true); layoutData.heightHint = Dialog.convertHeightInCharsToPixels(gc.getFontMetrics(), 10); table.setLayoutData(layoutData); Composite buttonsPanel = new Composite(group, SWT.NONE); GridLayout layout = new GridLayout(); layout.marginHeight = 0; layout.marginWidth = 0; buttonsPanel.setLayout(layout); buttonsPanel.setLayoutData(new GridData(SWT.LEAD, SWT.BEGINNING, false, false)); addButton = new Button(buttonsPanel, SWT.PUSH); addButton.setText(Messages.PreferencePage_executables_button_add_label); layoutData = new GridData(SWT.FILL, SWT.CENTER, false, false); layoutData.widthHint = Dialog.convertWidthInCharsToPixels(gc.getFontMetrics(), 10); addButton.setLayoutData(layoutData); addButton.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(SelectionEvent e) { ExternalExecutablesDialog dialog = new ExternalExecutablesDialog(PreferencePage.this.getShell(), false); if (dialog.open() == Window.OK) { // Get the executable properties and add it to the the list Map<String, String> executableData = dialog.getExecutableData(); if (executableData != null && !executables.contains(executableData)) { executables.add(executableData); viewer.refresh(); } } } }); editButton = new Button(buttonsPanel, SWT.PUSH); editButton.setText(Messages.PreferencePage_executables_button_edit_label); layoutData = new GridData(SWT.FILL, SWT.CENTER, true, false); layoutData.widthHint = Dialog.convertWidthInCharsToPixels(gc.getFontMetrics(), 10); editButton.setLayoutData(layoutData); editButton.addSelectionListener(new SelectionAdapter() { @SuppressWarnings("unchecked") @Override public void widgetSelected(SelectionEvent e) { ISelection s = viewer.getSelection(); if (s instanceof IStructuredSelection && !s.isEmpty()) { Object element = ((IStructuredSelection) s).getFirstElement(); if (element instanceof Map) { final Map<String, String> m = (Map<String, String>) element; ExternalExecutablesDialog dialog = new ExternalExecutablesDialog( PreferencePage.this.getShell(), true); dialog.setExecutableData(m); if (dialog.open() == Window.OK) { Map<String, String> executableData = dialog.getExecutableData(); if (executableData != null) { m.clear(); m.putAll(executableData); viewer.refresh(); } } } } } }); removeButton = new Button(buttonsPanel, SWT.PUSH); removeButton.setText(Messages.PreferencePage_executables_button_remove_label); layoutData = new GridData(SWT.FILL, SWT.CENTER, true, false); layoutData.widthHint = Dialog.convertWidthInCharsToPixels(gc.getFontMetrics(), 10); removeButton.setLayoutData(layoutData); removeButton.addSelectionListener(new SelectionAdapter() { @SuppressWarnings("unchecked") @Override public void widgetSelected(SelectionEvent e) { ISelection s = viewer.getSelection(); if (s instanceof IStructuredSelection && !s.isEmpty()) { Iterator<?> iterator = ((IStructuredSelection) s).iterator(); while (iterator.hasNext()) { Object element = iterator.next(); if (element instanceof Map) { Map<String, Object> m = (Map<String, Object>) element; executables.remove(m); } viewer.refresh(); } } } }); viewer.setContentProvider(new IStructuredContentProvider() { @Override public Object[] getElements(Object inputElement) { if (inputElement instanceof List && !((List<?>) inputElement).isEmpty()) { return ((List<?>) inputElement).toArray(); } return NO_ELEMENTS; } @Override public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { } @Override public void dispose() { } }); viewer.setLabelProvider(new ITableLabelProvider() { @SuppressWarnings("unchecked") @Override public String getColumnText(Object element, int columnIndex) { if (element instanceof Map) { Map<String, Object> m = (Map<String, Object>) element; switch (columnIndex) { case 0: return (String) m.get(IExternalExecutablesProperties.PROP_NAME); case 1: return (String) m.get(IExternalExecutablesProperties.PROP_PATH); } } return null; } @SuppressWarnings("unchecked") @Override public Image getColumnImage(Object element, int columnIndex) { Image i = null; if (element instanceof Map) { switch (columnIndex) { case 0: Map<String, Object> m = (Map<String, Object>) element; String icon = (String) m.get(IExternalExecutablesProperties.PROP_ICON); if (icon != null) { i = images.get(icon); if (i == null) { ImageData id = ExternalExecutablesManager.loadImage(icon); if (id != null) { ImageDescriptor d = ImageDescriptor.createFromImageData(id); if (d != null) i = d.createImage(); if (i != null) images.put(icon, i); } } } break; case 1: break; } } return i; } @Override public void removeListener(ILabelProviderListener listener) { } @Override public boolean isLabelProperty(Object element, String property) { return false; } @Override public void dispose() { } @Override public void addListener(ILabelProviderListener listener) { } }); List<Map<String, String>> l = ExternalExecutablesManager.load(); if (l != null) executables.addAll(l); viewer.setInput(executables); viewer.addPostSelectionChangedListener(new ISelectionChangedListener() { @Override public void selectionChanged(SelectionChangedEvent event) { updateButtons(); } }); updateButtons(); gc.dispose(); return panel; } /** * Updates the button states. */ protected void updateButtons() { if (viewer != null) { addButton.setEnabled(true); ISelection selection = viewer.getSelection(); boolean hasSelection = selection != null && !selection.isEmpty(); int count = selection instanceof IStructuredSelection ? ((IStructuredSelection) selection).size() : 0; editButton.setEnabled(hasSelection && count == 1); removeButton.setEnabled(hasSelection && count > 0); } else { addButton.setEnabled(false); editButton.setEnabled(false); removeButton.setEnabled(false); } } /* (non-Javadoc) * @see org.eclipse.jface.preference.PreferencePage#performDefaults() */ @Override protected void performDefaults() { if (!Platform.OS_WIN32.equals(Platform.getOS())) { command.setText(""); //$NON-NLS-1$ arguments.setText(""); //$NON-NLS-1$ } String initialCwd = UIPlugin.getScopedPreferences() .getDefaultString(IPreferenceKeys.PREF_LOCAL_TERMINAL_INITIAL_CWD); if (initialCwd == null || IPreferenceKeys.PREF_INITIAL_CWD_USER_HOME.equals(initialCwd) || "".equals(initialCwd.trim())) { //$NON-NLS-1$ workingDir.select(0); } else if (IPreferenceKeys.PREF_INITIAL_CWD_ECLIPSE_HOME.equals(initialCwd) || "${eclipse_home}".equals(initialCwd)) { //$NON-NLS-1$ workingDir.select(1); } else if (IPreferenceKeys.PREF_INITIAL_CWD_ECLIPSE_WS.equals(initialCwd) || "${workspace_loc}".equals(initialCwd)) { //$NON-NLS-1$ workingDir.select(2); } else { workingDir.setText(new Path(initialCwd).toOSString()); } executables.clear(); List<Map<String, String>> l = ExternalExecutablesManager.load(); if (l != null) executables.addAll(l); viewer.refresh(); super.performDefaults(); } /* (non-Javadoc) * @see org.eclipse.jface.preference.PreferencePage#performOk() */ @Override public boolean performOk() { if (!Platform.OS_WIN32.equals(Platform.getOS())) { String text = command.getText(); IPath p = new Path(text.trim()); UIPlugin.getScopedPreferences().putString(IPreferenceKeys.PREF_LOCAL_TERMINAL_DEFAULT_SHELL_UNIX, p.toFile().isFile() && p.toFile().canRead() && p.toFile().canExecute() ? p.toOSString() : null); text = arguments.getText(); UIPlugin.getScopedPreferences().putString(IPreferenceKeys.PREF_LOCAL_TERMINAL_DEFAULT_SHELL_UNIX_ARGS, !"".equals(text.trim()) ? text.trim() : null); //$NON-NLS-1$ } String text = workingDir.getText(); if (text == null || Messages.PreferencePage_workingDir_userhome_label.equals(text) || "".equals(text.trim())) { //$NON-NLS-1$ UIPlugin.getScopedPreferences().putString(IPreferenceKeys.PREF_LOCAL_TERMINAL_INITIAL_CWD, null); } else if (Messages.PreferencePage_workingDir_eclipsehome_label.equals(text)) { UIPlugin.getScopedPreferences().putString(IPreferenceKeys.PREF_LOCAL_TERMINAL_INITIAL_CWD, IPreferenceKeys.PREF_INITIAL_CWD_ECLIPSE_HOME); } else if (Messages.PreferencePage_workingDir_eclipsews_label.equals(text)) { UIPlugin.getScopedPreferences().putString(IPreferenceKeys.PREF_LOCAL_TERMINAL_INITIAL_CWD, IPreferenceKeys.PREF_INITIAL_CWD_ECLIPSE_WS); } else { try { // Resolve possible dynamic variables IStringVariableManager vm = VariablesPlugin.getDefault().getStringVariableManager(); String resolved = vm.performStringSubstitution(text.trim()); IPath p = new Path(resolved); UIPlugin.getScopedPreferences().putString(IPreferenceKeys.PREF_LOCAL_TERMINAL_INITIAL_CWD, p.toFile().canRead() && p.toFile().isDirectory() ? text.trim() : null); } catch (CoreException e) { if (Platform.inDebugMode()) { UIPlugin.getDefault().getLog().log(e.getStatus()); } } } ExternalExecutablesManager.save(executables); return super.performOk(); } /* (non-Javadoc) * @see org.eclipse.jface.dialogs.DialogPage#dispose() */ @Override public void dispose() { for (Image i : images.values()) { i.dispose(); } images.clear(); super.dispose(); } }