ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/internal/ltk/ui/config/EditorsPreferencePage.java - statet/org.eclipse.statet-ltk - Git at Google

 /*=============================================================================#
  # Copyright (c) 2005, 2020 Stephan Wahlbrink and others.
  #
  # This program and the accompanying materials are made available under the
  # terms of the Eclipse Public License 2.0 which is available at
  # https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
  # which is available at https://www.apache.org/licenses/LICENSE-2.0.
  #
  # SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
  #
  # Contributors:
  #     Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation
  #=============================================================================*/

 package org.eclipse.statet.internal.ltk.ui.config;

 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;

 import org.eclipse.core.databinding.UpdateValueStrategy;
 import org.eclipse.core.databinding.observable.masterdetail.IObservableFactory;
 import org.eclipse.core.databinding.observable.masterdetail.MasterDetailObservables;
 import org.eclipse.core.databinding.observable.value.IObservableValue;
 import org.eclipse.jface.databinding.swt.typed.WidgetProperties;
 import org.eclipse.jface.databinding.viewers.typed.ViewerProperties;
 import org.eclipse.jface.preference.ColorSelector;
 import org.eclipse.jface.viewers.ArrayContentProvider;
 import org.eclipse.jface.viewers.LabelProvider;
 import org.eclipse.jface.viewers.ListViewer;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.graphics.RGB;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Group;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Text;

 import org.eclipse.statet.jcommons.lang.NonNullByDefault;
 import org.eclipse.statet.jcommons.lang.Nullable;

 import org.eclipse.statet.ecommons.databinding.core.validation.IntegerValidator;
 import org.eclipse.statet.ecommons.databinding.jface.DataBindingSupport;
 import org.eclipse.statet.ecommons.preferences.core.Preference;
 import org.eclipse.statet.ecommons.preferences.core.Preference.BooleanPref;
 import org.eclipse.statet.ecommons.preferences.core.Preference.IntPref;
 import org.eclipse.statet.ecommons.preferences.ui.ColorSelectorObservableValue;
 import org.eclipse.statet.ecommons.preferences.ui.ConfigurationBlock;
 import org.eclipse.statet.ecommons.preferences.ui.ConfigurationBlockPreferencePage;
 import org.eclipse.statet.ecommons.preferences.ui.ManagedConfigurationBlock;
 import org.eclipse.statet.ecommons.preferences.ui.RGBPref;
 import org.eclipse.statet.ecommons.runtime.core.StatusChangeListener;
 import org.eclipse.statet.ecommons.text.ui.settings.DecorationPreferences;
 import org.eclipse.statet.ecommons.ui.util.LayoutUtils;

 import org.eclipse.statet.ltk.ui.LTKUIPreferences;
 import org.eclipse.statet.ltk.ui.sourceediting.assist.AssistPreferences;


 @NonNullByDefault
 public class EditorsPreferencePage extends ConfigurationBlockPreferencePage {


 	public EditorsPreferencePage() {
 	}


 	@Override
 	protected ConfigurationBlock createConfigurationBlock() {
 		return new EditorsConfigurationBlock(createStatusChangedListener());
 	}

 }


 @NonNullByDefault
 class EditorsConfigurationBlock extends ManagedConfigurationBlock {

 	private static class AppearanceColorsItem {

 		final String name;
 		final RGBPref pref;

 		AppearanceColorsItem(final String label, final RGBPref pref) {
 			this.name= label;
 			this.pref= pref;
 		}

 	}


 	private ListViewer colorList;
 	private ColorSelector colorEditor;

 	private BooleanPref matchingBracketsPref;
 	private Button matchingBracketsControl;

 	private IntPref contentAssistDelayPref;
 	private Text contentAssistDelayControl;
 	private Preference<Boolean> contentAssistShowSubstringMatchesPref;
 	private Button contentAssistShowSubstringMatchesControl;
 	private BooleanPref contentAssistAutoSinglePref;
 	private Button contentAssistSingleControl;
 	private BooleanPref contentAssistAutoCommonPref;
 	private Button contentAssistAutoCommonControl;


 	public EditorsConfigurationBlock(final @Nullable StatusChangeListener statusListener) {
 		super(null, Messages.Editors_title, statusListener);
 	}


 	@Override
 	protected void createBlockArea(final Composite pageComposite) {
 		final Map<Preference<?>, @Nullable String> prefs= new HashMap<>();

 		final List<AppearanceColorsItem> colors= new ArrayList<>();

 		// Matching Bracket
 		final DecorationPreferences decoPrefs= LTKUIPreferences.getEditorDecorationPreferences();
 		this.matchingBracketsPref= decoPrefs.getMatchingBracketsEnabled();
 		prefs.put(this.matchingBracketsPref, null);
 		{	final AppearanceColorsItem color= new AppearanceColorsItem(
 					Messages.Editors_MatchingBracketsHighlightColor,
 					decoPrefs.getMatchingBracketsColor() );
 			colors.add(color);
 			prefs.put(color.pref, null);
 		}

 		// Assist
 		{	final AppearanceColorsItem color= new AppearanceColorsItem(
 					Messages.Editors_CodeAssistParametersForegrondColor,
 					LTKUIPreferences.CONTEXT_INFO_FOREGROUND_COLOR_PREF );
 			colors.add(color);
 			prefs.put(color.pref, LTKUIPreferences.ASSIST_GROUP_ID);
 		}
 		{	final AppearanceColorsItem color= new AppearanceColorsItem(
 					Messages.Editors_CodeAssistParametersBackgroundColor,
 					LTKUIPreferences.CONTEXT_INFO_BACKGROUND_COLOR_PREF );
 			colors.add(color);
 			prefs.put(color.pref, LTKUIPreferences.ASSIST_GROUP_ID);
 		}

 		final AssistPreferences assistPreferences= LTKUIPreferences.getAssistPreferences();
 		this.contentAssistShowSubstringMatchesPref= assistPreferences.getShowSubstringMatchesPref();
 		prefs.put(this.contentAssistShowSubstringMatchesPref, LTKUIPreferences.ASSIST_GROUP_ID);
 		this.contentAssistDelayPref= LTKUIPreferences.CONTENT_ASSIST_AUTO_ACTIVATION_DELAY_PREF;
 		prefs.put(this.contentAssistDelayPref, LTKUIPreferences.ASSIST_GROUP_ID);
 		this.contentAssistAutoSinglePref= assistPreferences.getAutoInsertSinglePref();
 		prefs.put(this.contentAssistAutoSinglePref, LTKUIPreferences.ASSIST_GROUP_ID);
 		this.contentAssistAutoCommonPref= assistPreferences.getAutoInsertPrefixPref();
 		prefs.put(this.contentAssistAutoCommonPref, LTKUIPreferences.ASSIST_GROUP_ID);

 		// Register preferences
 		setupPreferenceManager(prefs);

 		// Controls
 		addLinkHeader(pageComposite, Messages.Editors_link);
 		{	final Composite group= createAppearanceSection(pageComposite);
 			group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 		}
 		LayoutUtils.addSmallFiller(pageComposite, false);
 		{	final Composite group= createAssistSection(pageComposite);
 			group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 		}

 		// Binding
 		this.colorList.setInput(colors.toArray(new AppearanceColorsItem[colors.size()]));
 		this.colorList.setSelection(new StructuredSelection(colors.get(0)));
 		initBindings();
 		updateControls();
 	}

 	private Composite createAppearanceSection(final Composite parent) {
 		final Group group= new Group(parent, SWT.NONE);
 		group.setText(Messages.Editors_Appearance);
 		group.setLayout(LayoutUtils.newGroupGrid(2));

 		this.matchingBracketsControl= new Button(group, SWT.CHECK | SWT.LEFT);
 		this.matchingBracketsControl.setText(Messages.Editors_HighlightMatchingBrackets);
 		this.matchingBracketsControl.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, 2, 1));

 		LayoutUtils.addSmallFiller(group, false);
 		final Composite colorComposite;
 		{	colorComposite= new Composite(group, SWT.NONE);
 			final GridData gd= new GridData(SWT.FILL, SWT.FILL, true, false, 2, 1);
 			colorComposite.setLayoutData(gd);
 			colorComposite.setLayout(LayoutUtils.newCompositeGrid(2));
 			final Label label= new Label(colorComposite, SWT.LEFT);
 			label.setText(Messages.Editors_AppearanceColors);
 			label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));
 		}
 		{	this.colorList= new ListViewer(colorComposite, SWT.SINGLE | SWT.V_SCROLL | SWT.BORDER);
 			this.colorList.setContentProvider(new ArrayContentProvider());
 			this.colorList.setLabelProvider(new LabelProvider() {
 				@Override
 				public String getText(final @Nullable Object element) {
 					final AppearanceColorsItem item= (AppearanceColorsItem)element;
 					return item.name;
 				}
 			});
 			this.colorList.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false));
 		}
 		{	final Composite colorOptions= new Composite(colorComposite, SWT.NONE);
 			colorOptions.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
 			colorOptions.setLayout(LayoutUtils.newCompositeGrid(2));

 			final Label label= new Label(colorOptions, SWT.LEFT);
 			label.setText(Messages.Editors_Color);
 			label.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));
 			this.colorEditor= new ColorSelector(colorOptions);
 			this.colorEditor.getButton().setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false));
 		}

 		return group;
 	}

 	private Composite createAssistSection(final Composite parent) {
 		final Group composite= new Group(parent, SWT.NONE);
 		composite.setText(Messages.Editors_ContentAssist);
 		composite.setLayout(LayoutUtils.newGroupGrid(2));

 		{	final Button button= new Button(composite, SWT.CHECK);
 			button.setText(Messages.Editors_ContentAssist_Show_SubstringMatches_label);
 			button.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false, 2, 1));
 			this.contentAssistShowSubstringMatchesControl= button;
 		}
 		LayoutUtils.addSmallFiller(composite, false);
 		{	final Button button= new Button(composite, SWT.CHECK);
 			button.setText(Messages.Editors_ContentAssist_AutoInsertSingle);
 			button.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false, 2, 1));
 			this.contentAssistSingleControl= button;
 		}
 		{	final Button button= new Button(composite, SWT.CHECK);
 			button.setText(Messages.Editors_ContentAssist_AutoInsertCommon);
 			button.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false, 2, 1));
 			this.contentAssistAutoCommonControl= button;
 		}
 		LayoutUtils.addSmallFiller(composite, false);
 		{	final Label label= new Label(composite, SWT.LEFT);
 			label.setText(Messages.Editors_ContentAssist_AutoTriggerDelay_label);
 			label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

 			final Text text= new Text(composite, SWT.SINGLE | SWT.BORDER);
 			final GridData gd= new GridData(SWT.LEFT, SWT.CENTER, true, false);
 			gd.widthHint= LayoutUtils.hintWidth(text, 4);
 			text.setLayoutData(gd);
 			this.contentAssistDelayControl= text;
 		}
 		return composite;
 	}

 	@Override
 	@SuppressWarnings({ "unchecked" })
 	protected void addBindings(final DataBindingSupport db) {
 		db.getContext().bindValue(
 				WidgetProperties.buttonSelection()
 						.observe(this.matchingBracketsControl),
 				createObservable(this.matchingBracketsPref) );
 		final IObservableValue<@Nullable AppearanceColorsItem> colorItem=
 				ViewerProperties.singleSelection(AppearanceColorsItem.class)
 						.observe(this.colorList);
 		db.getContext().bindValue(new ColorSelectorObservableValue(this.colorEditor),
 				MasterDetailObservables.detailValue(colorItem, new IObservableFactory<AppearanceColorsItem, IObservableValue<@Nullable RGB>>() {
 					@Override
 					public IObservableValue<@Nullable RGB> createObservable(final AppearanceColorsItem target) {
 						return EditorsConfigurationBlock.this.createObservable(target.pref);
 					}
 				}, RGB.class) );
 		db.getContext().bindValue(
 				WidgetProperties.buttonSelection()
 						.observe(this.contentAssistShowSubstringMatchesControl),
 				createObservable(this.contentAssistShowSubstringMatchesPref) );
 		db.getContext().bindValue(
 				WidgetProperties.text(SWT.Modify)
 						.observe(this.contentAssistDelayControl),
 				createObservable(this.contentAssistDelayPref),
 				new UpdateValueStrategy<String, Integer>()
 						.setAfterGetValidator(new IntegerValidator(10, 2000,
 								Messages.Editors_ContentAssist_AutoTriggerDelay_error_message )),
 				null );
 		db.getContext().bindValue(
 				WidgetProperties.buttonSelection()
 						.observe(this.contentAssistSingleControl),
 				createObservable(this.contentAssistAutoSinglePref) );
 		db.getContext().bindValue(
 				WidgetProperties.buttonSelection()
 						.observe(this.contentAssistAutoCommonControl),
 				createObservable(this.contentAssistAutoCommonPref) );
 	}

 }
	/*=============================================================================#
	# Copyright (c) 2005, 2020 Stephan Wahlbrink and others.
	#
	# This program and the accompanying materials are made available under the
	# terms of the Eclipse Public License 2.0 which is available at
	# https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
	# which is available at https://www.apache.org/licenses/LICENSE-2.0.
	#
	# SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
	#
	# Contributors:
	# Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation
	#=============================================================================*/

	package org.eclipse.statet.internal.ltk.ui.config;

	import java.util.ArrayList;
	import java.util.HashMap;
	import java.util.List;
	import java.util.Map;

	import org.eclipse.core.databinding.UpdateValueStrategy;
	import org.eclipse.core.databinding.observable.masterdetail.IObservableFactory;
	import org.eclipse.core.databinding.observable.masterdetail.MasterDetailObservables;
	import org.eclipse.core.databinding.observable.value.IObservableValue;
	import org.eclipse.jface.databinding.swt.typed.WidgetProperties;
	import org.eclipse.jface.databinding.viewers.typed.ViewerProperties;
	import org.eclipse.jface.preference.ColorSelector;
	import org.eclipse.jface.viewers.ArrayContentProvider;
	import org.eclipse.jface.viewers.LabelProvider;
	import org.eclipse.jface.viewers.ListViewer;
	import org.eclipse.jface.viewers.StructuredSelection;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.graphics.RGB;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Group;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Text;

	import org.eclipse.statet.jcommons.lang.NonNullByDefault;
	import org.eclipse.statet.jcommons.lang.Nullable;

	import org.eclipse.statet.ecommons.databinding.core.validation.IntegerValidator;
	import org.eclipse.statet.ecommons.databinding.jface.DataBindingSupport;
	import org.eclipse.statet.ecommons.preferences.core.Preference;
	import org.eclipse.statet.ecommons.preferences.core.Preference.BooleanPref;
	import org.eclipse.statet.ecommons.preferences.core.Preference.IntPref;
	import org.eclipse.statet.ecommons.preferences.ui.ColorSelectorObservableValue;
	import org.eclipse.statet.ecommons.preferences.ui.ConfigurationBlock;
	import org.eclipse.statet.ecommons.preferences.ui.ConfigurationBlockPreferencePage;
	import org.eclipse.statet.ecommons.preferences.ui.ManagedConfigurationBlock;
	import org.eclipse.statet.ecommons.preferences.ui.RGBPref;
	import org.eclipse.statet.ecommons.runtime.core.StatusChangeListener;
	import org.eclipse.statet.ecommons.text.ui.settings.DecorationPreferences;
	import org.eclipse.statet.ecommons.ui.util.LayoutUtils;

	import org.eclipse.statet.ltk.ui.LTKUIPreferences;
	import org.eclipse.statet.ltk.ui.sourceediting.assist.AssistPreferences;


	@NonNullByDefault
	public class EditorsPreferencePage extends ConfigurationBlockPreferencePage {


	public EditorsPreferencePage() {
	}


	@Override
	protected ConfigurationBlock createConfigurationBlock() {
	return new EditorsConfigurationBlock(createStatusChangedListener());
	}

	}


	@NonNullByDefault
	class EditorsConfigurationBlock extends ManagedConfigurationBlock {

	private static class AppearanceColorsItem {

	final String name;
	final RGBPref pref;

	AppearanceColorsItem(final String label, final RGBPref pref) {
	this.name= label;
	this.pref= pref;
	}

	}


	private ListViewer colorList;
	private ColorSelector colorEditor;

	private BooleanPref matchingBracketsPref;
	private Button matchingBracketsControl;

	private IntPref contentAssistDelayPref;
	private Text contentAssistDelayControl;
	private Preference<Boolean> contentAssistShowSubstringMatchesPref;
	private Button contentAssistShowSubstringMatchesControl;
	private BooleanPref contentAssistAutoSinglePref;
	private Button contentAssistSingleControl;
	private BooleanPref contentAssistAutoCommonPref;
	private Button contentAssistAutoCommonControl;


	public EditorsConfigurationBlock(final @Nullable StatusChangeListener statusListener) {
	super(null, Messages.Editors_title, statusListener);
	}


	@Override
	protected void createBlockArea(final Composite pageComposite) {
	final Map<Preference<?>, @Nullable String> prefs= new HashMap<>();

	final List<AppearanceColorsItem> colors= new ArrayList<>();

	// Matching Bracket
	final DecorationPreferences decoPrefs= LTKUIPreferences.getEditorDecorationPreferences();
	this.matchingBracketsPref= decoPrefs.getMatchingBracketsEnabled();
	prefs.put(this.matchingBracketsPref, null);
	{ final AppearanceColorsItem color= new AppearanceColorsItem(
	Messages.Editors_MatchingBracketsHighlightColor,
	decoPrefs.getMatchingBracketsColor() );
	colors.add(color);
	prefs.put(color.pref, null);
	}

	// Assist
	{ final AppearanceColorsItem color= new AppearanceColorsItem(
	Messages.Editors_CodeAssistParametersForegrondColor,
	LTKUIPreferences.CONTEXT_INFO_FOREGROUND_COLOR_PREF );
	colors.add(color);
	prefs.put(color.pref, LTKUIPreferences.ASSIST_GROUP_ID);
	}
	{ final AppearanceColorsItem color= new AppearanceColorsItem(
	Messages.Editors_CodeAssistParametersBackgroundColor,
	LTKUIPreferences.CONTEXT_INFO_BACKGROUND_COLOR_PREF );
	colors.add(color);
	prefs.put(color.pref, LTKUIPreferences.ASSIST_GROUP_ID);
	}

	final AssistPreferences assistPreferences= LTKUIPreferences.getAssistPreferences();
	this.contentAssistShowSubstringMatchesPref= assistPreferences.getShowSubstringMatchesPref();
	prefs.put(this.contentAssistShowSubstringMatchesPref, LTKUIPreferences.ASSIST_GROUP_ID);
	this.contentAssistDelayPref= LTKUIPreferences.CONTENT_ASSIST_AUTO_ACTIVATION_DELAY_PREF;
	prefs.put(this.contentAssistDelayPref, LTKUIPreferences.ASSIST_GROUP_ID);
	this.contentAssistAutoSinglePref= assistPreferences.getAutoInsertSinglePref();
	prefs.put(this.contentAssistAutoSinglePref, LTKUIPreferences.ASSIST_GROUP_ID);
	this.contentAssistAutoCommonPref= assistPreferences.getAutoInsertPrefixPref();
	prefs.put(this.contentAssistAutoCommonPref, LTKUIPreferences.ASSIST_GROUP_ID);

	// Register preferences
	setupPreferenceManager(prefs);

	// Controls
	addLinkHeader(pageComposite, Messages.Editors_link);
	{ final Composite group= createAppearanceSection(pageComposite);
	group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
	}
	LayoutUtils.addSmallFiller(pageComposite, false);
	{ final Composite group= createAssistSection(pageComposite);
	group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
	}

	// Binding
	this.colorList.setInput(colors.toArray(new AppearanceColorsItem[colors.size()]));
	this.colorList.setSelection(new StructuredSelection(colors.get(0)));
	initBindings();
	updateControls();
	}

	private Composite createAppearanceSection(final Composite parent) {
	final Group group= new Group(parent, SWT.NONE);
	group.setText(Messages.Editors_Appearance);
	group.setLayout(LayoutUtils.newGroupGrid(2));

	this.matchingBracketsControl= new Button(group, SWT.CHECK \| SWT.LEFT);
	this.matchingBracketsControl.setText(Messages.Editors_HighlightMatchingBrackets);
	this.matchingBracketsControl.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false, 2, 1));

	LayoutUtils.addSmallFiller(group, false);
	final Composite colorComposite;
	{ colorComposite= new Composite(group, SWT.NONE);
	final GridData gd= new GridData(SWT.FILL, SWT.FILL, true, false, 2, 1);
	colorComposite.setLayoutData(gd);
	colorComposite.setLayout(LayoutUtils.newCompositeGrid(2));
	final Label label= new Label(colorComposite, SWT.LEFT);
	label.setText(Messages.Editors_AppearanceColors);
	label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 2, 1));
	}
	{ this.colorList= new ListViewer(colorComposite, SWT.SINGLE \| SWT.V_SCROLL \| SWT.BORDER);
	this.colorList.setContentProvider(new ArrayContentProvider());
	this.colorList.setLabelProvider(new LabelProvider() {
	@Override
	public String getText(final @Nullable Object element) {
	final AppearanceColorsItem item= (AppearanceColorsItem)element;
	return item.name;
	}
	});
	this.colorList.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false));
	}
	{ final Composite colorOptions= new Composite(colorComposite, SWT.NONE);
	colorOptions.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
	colorOptions.setLayout(LayoutUtils.newCompositeGrid(2));

	final Label label= new Label(colorOptions, SWT.LEFT);
	label.setText(Messages.Editors_Color);
	label.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false));
	this.colorEditor= new ColorSelector(colorOptions);
	this.colorEditor.getButton().setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false));
	}

	return group;
	}

	private Composite createAssistSection(final Composite parent) {
	final Group composite= new Group(parent, SWT.NONE);
	composite.setText(Messages.Editors_ContentAssist);
	composite.setLayout(LayoutUtils.newGroupGrid(2));

	{ final Button button= new Button(composite, SWT.CHECK);
	button.setText(Messages.Editors_ContentAssist_Show_SubstringMatches_label);
	button.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false, 2, 1));
	this.contentAssistShowSubstringMatchesControl= button;
	}
	LayoutUtils.addSmallFiller(composite, false);
	{ final Button button= new Button(composite, SWT.CHECK);
	button.setText(Messages.Editors_ContentAssist_AutoInsertSingle);
	button.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false, 2, 1));
	this.contentAssistSingleControl= button;
	}
	{ final Button button= new Button(composite, SWT.CHECK);
	button.setText(Messages.Editors_ContentAssist_AutoInsertCommon);
	button.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, false, 2, 1));
	this.contentAssistAutoCommonControl= button;
	}
	LayoutUtils.addSmallFiller(composite, false);
	{ final Label label= new Label(composite, SWT.LEFT);
	label.setText(Messages.Editors_ContentAssist_AutoTriggerDelay_label);
	label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

	final Text text= new Text(composite, SWT.SINGLE \| SWT.BORDER);
	final GridData gd= new GridData(SWT.LEFT, SWT.CENTER, true, false);
	gd.widthHint= LayoutUtils.hintWidth(text, 4);
	text.setLayoutData(gd);
	this.contentAssistDelayControl= text;
	}
	return composite;
	}

	@Override
	@SuppressWarnings({ "unchecked" })
	protected void addBindings(final DataBindingSupport db) {
	db.getContext().bindValue(
	WidgetProperties.buttonSelection()
	.observe(this.matchingBracketsControl),
	createObservable(this.matchingBracketsPref) );
	final IObservableValue<@Nullable AppearanceColorsItem> colorItem=
	ViewerProperties.singleSelection(AppearanceColorsItem.class)
	.observe(this.colorList);
	db.getContext().bindValue(new ColorSelectorObservableValue(this.colorEditor),
	MasterDetailObservables.detailValue(colorItem, new IObservableFactory<AppearanceColorsItem, IObservableValue<@Nullable RGB>>() {
	@Override
	public IObservableValue<@Nullable RGB> createObservable(final AppearanceColorsItem target) {
	return EditorsConfigurationBlock.this.createObservable(target.pref);
	}
	}, RGB.class) );
	db.getContext().bindValue(
	WidgetProperties.buttonSelection()
	.observe(this.contentAssistShowSubstringMatchesControl),
	createObservable(this.contentAssistShowSubstringMatchesPref) );
	db.getContext().bindValue(
	WidgetProperties.text(SWT.Modify)
	.observe(this.contentAssistDelayControl),
	createObservable(this.contentAssistDelayPref),
	new UpdateValueStrategy<String, Integer>()
	.setAfterGetValidator(new IntegerValidator(10, 2000,
	Messages.Editors_ContentAssist_AutoTriggerDelay_error_message )),
	null );
	db.getContext().bindValue(
	WidgetProperties.buttonSelection()
	.observe(this.contentAssistSingleControl),
	createObservable(this.contentAssistAutoSinglePref) );
	db.getContext().bindValue(
	WidgetProperties.buttonSelection()
	.observe(this.contentAssistAutoCommonControl),
	createObservable(this.contentAssistAutoCommonPref) );
	}

	}