ant/org.eclipse.ant.ui/Ant Tools Support/org/eclipse/ant/internal/ui/preferences/AntPreferencePage.java - platform/eclipse.platform - Git at Google

 /*******************************************************************************
  * Copyright (c) 2000, 2015 IBM Corporation and others.
  *
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
  * which accompanies this distribution, and is available at
  * https://www.eclipse.org/legal/epl-2.0/
  *
  * SPDX-License-Identifier: EPL-2.0
  *
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *     Robert Roth <robert.roth.off@gmail.com> - bug 184656
  *******************************************************************************/
 package org.eclipse.ant.internal.ui.preferences;

 import org.eclipse.ant.internal.launching.AntLaunching;
 import org.eclipse.ant.internal.launching.IAntLaunchingPreferenceConstants;
 import org.eclipse.ant.internal.ui.AntUIPlugin;
 import org.eclipse.ant.internal.ui.IAntUIHelpContextIds;
 import org.eclipse.ant.internal.ui.IAntUIPreferenceConstants;
 import org.eclipse.core.runtime.Platform;
 import org.eclipse.core.runtime.preferences.DefaultScope;
 import org.eclipse.core.runtime.preferences.InstanceScope;
 import org.eclipse.jface.preference.BooleanFieldEditor;
 import org.eclipse.jface.preference.ColorSelector;
 import org.eclipse.jface.preference.FieldEditorPreferencePage;
 import org.eclipse.jface.preference.IPreferenceStore;
 import org.eclipse.jface.preference.IntegerFieldEditor;
 import org.eclipse.jface.preference.PreferenceConverter;
 import org.eclipse.jface.preference.StringFieldEditor;
 import org.eclipse.jface.resource.StringConverter;
 import org.eclipse.jface.util.PropertyChangeEvent;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Font;
 import org.eclipse.swt.graphics.RGB;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.List;
 import org.eclipse.ui.IWorkbench;
 import org.eclipse.ui.IWorkbenchPreferencePage;
 import org.eclipse.ui.PlatformUI;

 import com.ibm.icu.text.MessageFormat;

 public class AntPreferencePage extends FieldEditorPreferencePage implements IWorkbenchPreferencePage {

 	/**
 	 * Allows us to override the default behavior of the default {@link IntegerFieldEditor} to work on a core preference context
 	 *
 	 * @since 3.6
 	 */
 	class AntIntegerFieldEditor extends IntegerFieldEditor {
 		String node = null, key = null;
 		int defaultvalue = -1;

 		/**
 		 * Constructor
 		 *
 		 * @param node
 		 *            the identifier of the node we want to set the preference in, i.e. org.eclipse.ant.launching
 		 * @param key
 		 *            the preference key to map the value to
 		 * @param title
 		 *            the title of the field editor
 		 * @param parent
 		 *            the parent to add the field editor to
 		 * @param defaultvalue
 		 *            the default value to return when looking up stored values
 		 */
 		public AntIntegerFieldEditor(String node, String key, String title, Composite parent, int defaultvalue) {
 			super(key, title, parent);
 			this.node = node;
 			this.key = key;
 			this.defaultvalue = defaultvalue;
 		}

 		@Override
 		protected void doStore() {
 			InstanceScope.INSTANCE.getNode(node).putInt(key, Integer.parseInt(getStringValue()));
 		}

 		@Override
 		public void load() {
 			setStringValue(Integer.toString(Platform.getPreferencesService().getInt(node, key, defaultvalue, null)));
 		}

 		@Override
 		public void loadDefault() {
 			setStringValue(Integer.toString(DefaultScope.INSTANCE.getNode(AntLaunching.getUniqueIdentifier()).getInt(key, defaultvalue)));
 		}
 	}

 	private List fConsoleColorList;
 	private ColorSelector fConsoleColorSelector;
 	private IntegerFieldEditor timeout;
 	private BooleanFieldEditor workspacejre = null;

 	private BooleanFieldEditor fToolsWarningEditor = null;

 	// Array containing the message to display, the preference key, and the
 	// default value (initialized in storeInitialValues()) for each color preference
 	private final String[][] fAppearanceColorListModel = new String[][] {
 			{ AntPreferencesMessages.AntPreferencePage__Error__2, IAntUIPreferenceConstants.CONSOLE_ERROR_COLOR, null },
 			{ AntPreferencesMessages.AntPreferencePage__Warning__3, IAntUIPreferenceConstants.CONSOLE_WARNING_COLOR, null },
 			{ AntPreferencesMessages.AntPreferencePage_I_nformation__4, IAntUIPreferenceConstants.CONSOLE_INFO_COLOR, null },
 			{ AntPreferencesMessages.AntPreferencePage_Ve_rbose__5, IAntUIPreferenceConstants.CONSOLE_VERBOSE_COLOR, null },
 			{ AntPreferencesMessages.AntPreferencePage_Deb_ug__6, IAntUIPreferenceConstants.CONSOLE_DEBUG_COLOR, null }, };

 	/**
 	 * Create the Ant page.
 	 */
 	public AntPreferencePage() {
 		super(GRID);
 		setDescription(AntPreferencesMessages.AntPreferencePage_General);
 		setPreferenceStore(AntUIPlugin.getDefault().getPreferenceStore());
 	}

 	@Override
 	protected void createFieldEditors() {
 		storeAppliedValues();

 		Font font = getFieldEditorParent().getFont();
 		Label label = new Label(getFieldEditorParent(), SWT.WRAP);
 		label.setText(AntPreferencesMessages.AntPreferencePage_Enter);
 		GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
 		gd.horizontalSpan = 3;
 		gd.widthHint = convertWidthInCharsToPixels(60);
 		label.setLayoutData(gd);
 		label.setLayoutData(gd);
 		label.setFont(font);

 		StringFieldEditor editor = new StringFieldEditor(IAntUIPreferenceConstants.ANT_FIND_BUILD_FILE_NAMES, AntPreferencesMessages.AntPreferencePage__Names__3, getFieldEditorParent());
 		addField(editor);

 		timeout = new AntIntegerFieldEditor(AntLaunching.getUniqueIdentifier(), IAntLaunchingPreferenceConstants.ANT_COMMUNICATION_TIMEOUT, AntPreferencesMessages.AntPreferencePage_13, getFieldEditorParent(), 20000);
 		int minValue = DefaultScope.INSTANCE.getNode(AntLaunching.getUniqueIdentifier()).getInt(IAntLaunchingPreferenceConstants.ANT_COMMUNICATION_TIMEOUT, 20000);
 		int maxValue = 1200000;
 		timeout.setValidRange(minValue, maxValue);
 		timeout.setValidateStrategy(StringFieldEditor.VALIDATE_ON_KEY_STROKE);
 		timeout.setErrorMessage(MessageFormat.format(AntPreferencesMessages.AntPreferencePage_14, new Object[] { Integer.valueOf(minValue),
 				Integer.valueOf(maxValue) }));
 		addField(timeout);

 		editor = new URLFieldEditor(IAntUIPreferenceConstants.DOCUMENTATION_URL, AntPreferencesMessages.AntPreferencePage_2, getFieldEditorParent());
 		addField(editor);

 		workspacejre = new BooleanFieldEditor(IAntUIPreferenceConstants.USE_WORKSPACE_JRE, AntPreferencesMessages.always_run_in_workspace_jre, getFieldEditorParent());
 		workspacejre.fillIntoGrid(getFieldEditorParent(), 3);
 		addField(workspacejre);

 		createSpace();

 		if (!AntUIPlugin.isMacOS()) {
 			// the mac does not have a tools.jar Bug 40778
 			label = new Label(getFieldEditorParent(), SWT.WRAP);
 			label.setText(AntPreferencesMessages.AntPreferencePage_0);
 			gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
 			gd.horizontalSpan = 3;
 			gd.widthHint = convertWidthInCharsToPixels(60);
 			label.setLayoutData(gd);
 			label.setFont(font);
 			fToolsWarningEditor = new BooleanFieldEditor(IAntUIPreferenceConstants.ANT_TOOLS_JAR_WARNING, AntPreferencesMessages.AntPreferencePage_1, getFieldEditorParent());
 			addField(fToolsWarningEditor);
 			createSpace();
 		}

 		addField(new BooleanFieldEditor(IAntUIPreferenceConstants.ANT_ERROR_DIALOG, AntPreferencesMessages.AntPreferencePage_12, getFieldEditorParent()));
 		createSpace();

 		addField(new BooleanFieldEditor(IAntUIPreferenceConstants.ANT_CREATE_MARKERS, AntPreferencesMessages.AntPreferencePage_15, getFieldEditorParent()));
 		label = new Label(getFieldEditorParent(), SWT.WRAP);
 		label.setText(AntPreferencesMessages.AntPreferencePage_16);
 		gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
 		gd.horizontalSpan = 3;
 		gd.widthHint = convertWidthInCharsToPixels(60);
 		label.setLayoutData(gd);
 		label.setFont(font);

 		createSpace();
 		createColorComposite();
 		getPreferenceStore().addPropertyChangeListener(this);
 	}

 	private void createSpace() {
 		Label label = new Label(getFieldEditorParent(), SWT.NONE);
 		GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
 		gd.horizontalSpan = 3;
 		label.setLayoutData(gd);
 	}

 	/**
 	 * Stores the initial values of the color preferences. The preference values are updated on the fly as the user edits them (instead of only when
 	 * they press "Apply"). We need to store the old values so that we can reset them when the user chooses "Cancel".
 	 */
 	private void storeAppliedValues() {
 		IPreferenceStore store = getPreferenceStore();
 		for (int i = 0; i < fAppearanceColorListModel.length; i++) {
 			String preference = fAppearanceColorListModel[i][1];
 			fAppearanceColorListModel[i][2] = store.getString(preference);
 		}
 	}

 	private void createColorComposite() {
 		Font font = getFieldEditorParent().getFont();
 		Label label = new Label(getFieldEditorParent(), SWT.LEFT);
 		label.setText(AntPreferencesMessages.AntPreferencePage_Ant_Color_Options__6);
 		label.setFont(font);
 		GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
 		gd.horizontalSpan = 2;
 		label.setLayoutData(gd);

 		Composite editorComposite = new Composite(getFieldEditorParent(), SWT.NONE);
 		GridLayout layout = new GridLayout();
 		layout.numColumns = 2;
 		layout.marginHeight = 0;
 		layout.marginWidth = 0;
 		editorComposite.setLayout(layout);
 		editorComposite.setFont(font);
 		gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.FILL_VERTICAL);
 		gd.horizontalSpan = 2;
 		editorComposite.setLayoutData(gd);

 		fConsoleColorList = new List(editorComposite, SWT.SINGLE | SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER);
 		gd = new GridData(GridData.VERTICAL_ALIGN_BEGINNING | GridData.FILL_HORIZONTAL);
 		gd.heightHint = convertHeightInCharsToPixels(8);
 		fConsoleColorList.setLayoutData(gd);
 		fConsoleColorList.setFont(font);

 		Composite stylesComposite = new Composite(editorComposite, SWT.NONE);
 		layout = new GridLayout();
 		layout.marginHeight = 0;
 		layout.marginWidth = 0;
 		layout.numColumns = 2;
 		stylesComposite.setLayout(layout);
 		stylesComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
 		stylesComposite.setFont(font);

 		label = new Label(stylesComposite, SWT.LEFT);
 		label.setText(AntPreferencesMessages.AntPreferencePage_Color__7);
 		label.setFont(font);
 		gd = new GridData();
 		gd.horizontalAlignment = GridData.BEGINNING;
 		label.setLayoutData(gd);

 		fConsoleColorSelector = new ColorSelector(stylesComposite);
 		Button foregroundColorButton = fConsoleColorSelector.getButton();
 		gd = new GridData(GridData.FILL_HORIZONTAL);
 		gd.horizontalAlignment = GridData.BEGINNING;
 		foregroundColorButton.setLayoutData(gd);
 		foregroundColorButton.setFont(font);

 		fConsoleColorList.addSelectionListener(new SelectionAdapter() {
 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				handleAppearanceColorListSelection();
 			}
 		});
 		foregroundColorButton.addSelectionListener(new SelectionAdapter() {
 			@Override
 			public void widgetSelected(SelectionEvent e) {
 				int i = fConsoleColorList.getSelectionIndex();
 				if (i == -1) { // bug 85590
 					return;
 				}
 				String key = fAppearanceColorListModel[i][1];
 				PreferenceConverter.setValue(getPreferenceStore(), key, fConsoleColorSelector.getColorValue());
 			}
 		});
 	}

 	/**
 	 * Restore all color preferences to their values when the page was opened.
 	 */
 	@Override
 	public boolean performCancel() {
 		for (String[] colorModel : fAppearanceColorListModel) {
 			String preference = colorModel[1];
 			PreferenceConverter.setValue(getPreferenceStore(), preference, StringConverter.asRGB(colorModel[2]));
 		}
 		return super.performCancel();
 	}

 	/**
 	 * When the user applies the preferences, update the set of stored preferences so that we will fall back to the applied values on Cancel.
 	 */
 	@Override
 	public boolean performOk() {
 		storeAppliedValues();
 		return super.performOk();
 	}

 	private void handleAppearanceColorListSelection() {
 		int i = fConsoleColorList.getSelectionIndex();
 		if (i == -1) { // bug 85590
 			return;
 		}
 		String key = fAppearanceColorListModel[i][1];
 		RGB rgb = PreferenceConverter.getColor(getPreferenceStore(), key);
 		fConsoleColorSelector.setColorValue(rgb);
 	}

 	@Override
 	protected Control createContents(Composite parent) {
 		PlatformUI.getWorkbench().getHelpSystem().setHelp(parent, IAntUIHelpContextIds.ANT_PREFERENCE_PAGE);
 		return super.createContents(parent);
 	}

 	@Override
 	public void init(IWorkbench workbench) {
 		// do nothing
 	}

 	@Override
 	protected void initialize() {
 		super.initialize();
 		for (String[] colorModel : fAppearanceColorListModel) {
 			fConsoleColorList.add(colorModel[0]);
 		}
 		fConsoleColorList.getDisplay().asyncExec(() -> {
 			if (fConsoleColorList != null && !fConsoleColorList.isDisposed()) {
 				fConsoleColorList.select(0);
 				handleAppearanceColorListSelection();
 			}
 		});
 	}

 	@Override
 	protected void performDefaults() {
 		for (String[] colorModel : fAppearanceColorListModel) {
 			String key = colorModel[1];
 			PreferenceConverter.setValue(getPreferenceStore(), key, PreferenceConverter.getDefaultColor(getPreferenceStore(), key));
 		}
 		handleAppearanceColorListSelection();
 		super.performDefaults();
 	}

 	@Override
 	public void dispose() {
 		getPreferenceStore().removePropertyChangeListener(this);
 	}

 	@Override
 	public void propertyChange(PropertyChangeEvent event) {
 		if (event.getProperty().equals(IAntUIPreferenceConstants.ANT_TOOLS_JAR_WARNING)) {
 			if (fToolsWarningEditor != null) {
 				fToolsWarningEditor.load();
 			}
 		} else {
 			super.propertyChange(event);
 		}
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2000, 2015 IBM Corporation and others.
	*
	* This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License 2.0
	* which accompanies this distribution, and is available at
	* https://www.eclipse.org/legal/epl-2.0/
	*
	* SPDX-License-Identifier: EPL-2.0
	*
	* Contributors:
	* IBM Corporation - initial API and implementation
	* Robert Roth <robert.roth.off@gmail.com> - bug 184656
	*******************************************************************************/
	package org.eclipse.ant.internal.ui.preferences;

	import org.eclipse.ant.internal.launching.AntLaunching;
	import org.eclipse.ant.internal.launching.IAntLaunchingPreferenceConstants;
	import org.eclipse.ant.internal.ui.AntUIPlugin;
	import org.eclipse.ant.internal.ui.IAntUIHelpContextIds;
	import org.eclipse.ant.internal.ui.IAntUIPreferenceConstants;
	import org.eclipse.core.runtime.Platform;
	import org.eclipse.core.runtime.preferences.DefaultScope;
	import org.eclipse.core.runtime.preferences.InstanceScope;
	import org.eclipse.jface.preference.BooleanFieldEditor;
	import org.eclipse.jface.preference.ColorSelector;
	import org.eclipse.jface.preference.FieldEditorPreferencePage;
	import org.eclipse.jface.preference.IPreferenceStore;
	import org.eclipse.jface.preference.IntegerFieldEditor;
	import org.eclipse.jface.preference.PreferenceConverter;
	import org.eclipse.jface.preference.StringFieldEditor;
	import org.eclipse.jface.resource.StringConverter;
	import org.eclipse.jface.util.PropertyChangeEvent;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.graphics.Font;
	import org.eclipse.swt.graphics.RGB;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.List;
	import org.eclipse.ui.IWorkbench;
	import org.eclipse.ui.IWorkbenchPreferencePage;
	import org.eclipse.ui.PlatformUI;

	import com.ibm.icu.text.MessageFormat;

	public class AntPreferencePage extends FieldEditorPreferencePage implements IWorkbenchPreferencePage {

	/**
	* Allows us to override the default behavior of the default {@link IntegerFieldEditor} to work on a core preference context
	*
	* @since 3.6
	*/
	class AntIntegerFieldEditor extends IntegerFieldEditor {
	String node = null, key = null;
	int defaultvalue = -1;

	/**
	* Constructor
	*
	* @param node
	* the identifier of the node we want to set the preference in, i.e. org.eclipse.ant.launching
	* @param key
	* the preference key to map the value to
	* @param title
	* the title of the field editor
	* @param parent
	* the parent to add the field editor to
	* @param defaultvalue
	* the default value to return when looking up stored values
	*/
	public AntIntegerFieldEditor(String node, String key, String title, Composite parent, int defaultvalue) {
	super(key, title, parent);
	this.node = node;
	this.key = key;
	this.defaultvalue = defaultvalue;
	}

	@Override
	protected void doStore() {
	InstanceScope.INSTANCE.getNode(node).putInt(key, Integer.parseInt(getStringValue()));
	}

	@Override
	public void load() {
	setStringValue(Integer.toString(Platform.getPreferencesService().getInt(node, key, defaultvalue, null)));
	}

	@Override
	public void loadDefault() {
	setStringValue(Integer.toString(DefaultScope.INSTANCE.getNode(AntLaunching.getUniqueIdentifier()).getInt(key, defaultvalue)));
	}
	}

	private List fConsoleColorList;
	private ColorSelector fConsoleColorSelector;
	private IntegerFieldEditor timeout;
	private BooleanFieldEditor workspacejre = null;

	private BooleanFieldEditor fToolsWarningEditor = null;

	// Array containing the message to display, the preference key, and the
	// default value (initialized in storeInitialValues()) for each color preference
	private final String[][] fAppearanceColorListModel = new String[][] {
	{ AntPreferencesMessages.AntPreferencePage__Error__2, IAntUIPreferenceConstants.CONSOLE_ERROR_COLOR, null },
	{ AntPreferencesMessages.AntPreferencePage__Warning__3, IAntUIPreferenceConstants.CONSOLE_WARNING_COLOR, null },
	{ AntPreferencesMessages.AntPreferencePage_I_nformation__4, IAntUIPreferenceConstants.CONSOLE_INFO_COLOR, null },
	{ AntPreferencesMessages.AntPreferencePage_Ve_rbose__5, IAntUIPreferenceConstants.CONSOLE_VERBOSE_COLOR, null },
	{ AntPreferencesMessages.AntPreferencePage_Deb_ug__6, IAntUIPreferenceConstants.CONSOLE_DEBUG_COLOR, null }, };

	/**
	* Create the Ant page.
	*/
	public AntPreferencePage() {
	super(GRID);
	setDescription(AntPreferencesMessages.AntPreferencePage_General);
	setPreferenceStore(AntUIPlugin.getDefault().getPreferenceStore());
	}

	@Override
	protected void createFieldEditors() {
	storeAppliedValues();

	Font font = getFieldEditorParent().getFont();
	Label label = new Label(getFieldEditorParent(), SWT.WRAP);
	label.setText(AntPreferencesMessages.AntPreferencePage_Enter);
	GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
	gd.horizontalSpan = 3;
	gd.widthHint = convertWidthInCharsToPixels(60);
	label.setLayoutData(gd);
	label.setLayoutData(gd);
	label.setFont(font);

	StringFieldEditor editor = new StringFieldEditor(IAntUIPreferenceConstants.ANT_FIND_BUILD_FILE_NAMES, AntPreferencesMessages.AntPreferencePage__Names__3, getFieldEditorParent());
	addField(editor);

	timeout = new AntIntegerFieldEditor(AntLaunching.getUniqueIdentifier(), IAntLaunchingPreferenceConstants.ANT_COMMUNICATION_TIMEOUT, AntPreferencesMessages.AntPreferencePage_13, getFieldEditorParent(), 20000);
	int minValue = DefaultScope.INSTANCE.getNode(AntLaunching.getUniqueIdentifier()).getInt(IAntLaunchingPreferenceConstants.ANT_COMMUNICATION_TIMEOUT, 20000);
	int maxValue = 1200000;
	timeout.setValidRange(minValue, maxValue);
	timeout.setValidateStrategy(StringFieldEditor.VALIDATE_ON_KEY_STROKE);
	timeout.setErrorMessage(MessageFormat.format(AntPreferencesMessages.AntPreferencePage_14, new Object[] { Integer.valueOf(minValue),
	Integer.valueOf(maxValue) }));
	addField(timeout);

	editor = new URLFieldEditor(IAntUIPreferenceConstants.DOCUMENTATION_URL, AntPreferencesMessages.AntPreferencePage_2, getFieldEditorParent());
	addField(editor);

	workspacejre = new BooleanFieldEditor(IAntUIPreferenceConstants.USE_WORKSPACE_JRE, AntPreferencesMessages.always_run_in_workspace_jre, getFieldEditorParent());
	workspacejre.fillIntoGrid(getFieldEditorParent(), 3);
	addField(workspacejre);

	createSpace();

	if (!AntUIPlugin.isMacOS()) {
	// the mac does not have a tools.jar Bug 40778
	label = new Label(getFieldEditorParent(), SWT.WRAP);
	label.setText(AntPreferencesMessages.AntPreferencePage_0);
	gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
	gd.horizontalSpan = 3;
	gd.widthHint = convertWidthInCharsToPixels(60);
	label.setLayoutData(gd);
	label.setFont(font);
	fToolsWarningEditor = new BooleanFieldEditor(IAntUIPreferenceConstants.ANT_TOOLS_JAR_WARNING, AntPreferencesMessages.AntPreferencePage_1, getFieldEditorParent());
	addField(fToolsWarningEditor);
	createSpace();
	}

	addField(new BooleanFieldEditor(IAntUIPreferenceConstants.ANT_ERROR_DIALOG, AntPreferencesMessages.AntPreferencePage_12, getFieldEditorParent()));
	createSpace();

	addField(new BooleanFieldEditor(IAntUIPreferenceConstants.ANT_CREATE_MARKERS, AntPreferencesMessages.AntPreferencePage_15, getFieldEditorParent()));
	label = new Label(getFieldEditorParent(), SWT.WRAP);
	label.setText(AntPreferencesMessages.AntPreferencePage_16);
	gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
	gd.horizontalSpan = 3;
	gd.widthHint = convertWidthInCharsToPixels(60);
	label.setLayoutData(gd);
	label.setFont(font);

	createSpace();
	createColorComposite();
	getPreferenceStore().addPropertyChangeListener(this);
	}

	private void createSpace() {
	Label label = new Label(getFieldEditorParent(), SWT.NONE);
	GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
	gd.horizontalSpan = 3;
	label.setLayoutData(gd);
	}

	/**
	* Stores the initial values of the color preferences. The preference values are updated on the fly as the user edits them (instead of only when
	* they press "Apply"). We need to store the old values so that we can reset them when the user chooses "Cancel".
	*/
	private void storeAppliedValues() {
	IPreferenceStore store = getPreferenceStore();
	for (int i = 0; i < fAppearanceColorListModel.length; i++) {
	String preference = fAppearanceColorListModel[i][1];
	fAppearanceColorListModel[i][2] = store.getString(preference);
	}
	}

	private void createColorComposite() {
	Font font = getFieldEditorParent().getFont();
	Label label = new Label(getFieldEditorParent(), SWT.LEFT);
	label.setText(AntPreferencesMessages.AntPreferencePage_Ant_Color_Options__6);
	label.setFont(font);
	GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
	gd.horizontalSpan = 2;
	label.setLayoutData(gd);

	Composite editorComposite = new Composite(getFieldEditorParent(), SWT.NONE);
	GridLayout layout = new GridLayout();
	layout.numColumns = 2;
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	editorComposite.setLayout(layout);
	editorComposite.setFont(font);
	gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL \| GridData.FILL_VERTICAL);
	gd.horizontalSpan = 2;
	editorComposite.setLayoutData(gd);

	fConsoleColorList = new List(editorComposite, SWT.SINGLE \| SWT.V_SCROLL \| SWT.H_SCROLL \| SWT.BORDER);
	gd = new GridData(GridData.VERTICAL_ALIGN_BEGINNING \| GridData.FILL_HORIZONTAL);
	gd.heightHint = convertHeightInCharsToPixels(8);
	fConsoleColorList.setLayoutData(gd);
	fConsoleColorList.setFont(font);

	Composite stylesComposite = new Composite(editorComposite, SWT.NONE);
	layout = new GridLayout();
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	layout.numColumns = 2;
	stylesComposite.setLayout(layout);
	stylesComposite.setLayoutData(new GridData(GridData.FILL_BOTH));
	stylesComposite.setFont(font);

	label = new Label(stylesComposite, SWT.LEFT);
	label.setText(AntPreferencesMessages.AntPreferencePage_Color__7);
	label.setFont(font);
	gd = new GridData();
	gd.horizontalAlignment = GridData.BEGINNING;
	label.setLayoutData(gd);

	fConsoleColorSelector = new ColorSelector(stylesComposite);
	Button foregroundColorButton = fConsoleColorSelector.getButton();
	gd = new GridData(GridData.FILL_HORIZONTAL);
	gd.horizontalAlignment = GridData.BEGINNING;
	foregroundColorButton.setLayoutData(gd);
	foregroundColorButton.setFont(font);

	fConsoleColorList.addSelectionListener(new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	handleAppearanceColorListSelection();
	}
	});
	foregroundColorButton.addSelectionListener(new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	int i = fConsoleColorList.getSelectionIndex();
	if (i == -1) { // bug 85590
	return;
	}
	String key = fAppearanceColorListModel[i][1];
	PreferenceConverter.setValue(getPreferenceStore(), key, fConsoleColorSelector.getColorValue());
	}
	});
	}

	/**
	* Restore all color preferences to their values when the page was opened.
	*/
	@Override
	public boolean performCancel() {
	for (String[] colorModel : fAppearanceColorListModel) {
	String preference = colorModel[1];
	PreferenceConverter.setValue(getPreferenceStore(), preference, StringConverter.asRGB(colorModel[2]));
	}
	return super.performCancel();
	}

	/**
	* When the user applies the preferences, update the set of stored preferences so that we will fall back to the applied values on Cancel.
	*/
	@Override
	public boolean performOk() {
	storeAppliedValues();
	return super.performOk();
	}

	private void handleAppearanceColorListSelection() {
	int i = fConsoleColorList.getSelectionIndex();
	if (i == -1) { // bug 85590
	return;
	}
	String key = fAppearanceColorListModel[i][1];
	RGB rgb = PreferenceConverter.getColor(getPreferenceStore(), key);
	fConsoleColorSelector.setColorValue(rgb);
	}

	@Override
	protected Control createContents(Composite parent) {
	PlatformUI.getWorkbench().getHelpSystem().setHelp(parent, IAntUIHelpContextIds.ANT_PREFERENCE_PAGE);
	return super.createContents(parent);
	}

	@Override
	public void init(IWorkbench workbench) {
	// do nothing
	}

	@Override
	protected void initialize() {
	super.initialize();
	for (String[] colorModel : fAppearanceColorListModel) {
	fConsoleColorList.add(colorModel[0]);
	}
	fConsoleColorList.getDisplay().asyncExec(() -> {
	if (fConsoleColorList != null && !fConsoleColorList.isDisposed()) {
	fConsoleColorList.select(0);
	handleAppearanceColorListSelection();
	}
	});
	}

	@Override
	protected void performDefaults() {
	for (String[] colorModel : fAppearanceColorListModel) {
	String key = colorModel[1];
	PreferenceConverter.setValue(getPreferenceStore(), key, PreferenceConverter.getDefaultColor(getPreferenceStore(), key));
	}
	handleAppearanceColorListSelection();
	super.performDefaults();
	}

	@Override
	public void dispose() {
	getPreferenceStore().removePropertyChangeListener(this);
	}

	@Override
	public void propertyChange(PropertyChangeEvent event) {
	if (event.getProperty().equals(IAntUIPreferenceConstants.ANT_TOOLS_JAR_WARNING)) {
	if (fToolsWarningEditor != null) {
	fToolsWarningEditor.load();
	}
	} else {
	super.propertyChange(event);
	}
	}
	}