r/org.eclipse.statet.ide.ui/src/org/eclipse/statet/internal/ide/ui/preferences/EditorsPreferencePage.java

/*=============================================================================#
 # Copyright (c) 2005, 2018 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.ide.ui.preferences;

import java.util.HashMap;
import java.util.Map;

import org.eclipse.jface.databinding.swt.WidgetProperties;
import org.eclipse.swt.SWT;
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.Group;
import org.eclipse.swt.widgets.Label;

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.ui.ConfigurationBlock;
import org.eclipse.statet.ecommons.preferences.ui.ConfigurationBlockPreferencePage;
import org.eclipse.statet.ecommons.preferences.ui.ManagedConfigurationBlock;
import org.eclipse.statet.ecommons.runtime.core.StatusChangeListener;
import org.eclipse.statet.ecommons.text.ui.settings.AssistPreferences;
import org.eclipse.statet.ecommons.ui.util.LayoutUtil;

import org.eclipse.statet.base.ui.IStatetUIPreferenceConstants;


public class EditorsPreferencePage extends ConfigurationBlockPreferencePage {
	
	
	public EditorsPreferencePage() {
	}
	
	
	@Override
	protected ConfigurationBlock createConfigurationBlock() {
		return new EditorsConfigurationBlock(createStatusChangedListener());
	}
	
}


class EditorsConfigurationBlock extends ManagedConfigurationBlock {
	
	
	private Button fCodeAssistAutoSingleControl;
	private BooleanPref fCodeAssistAutoSinglePref;
	private Button fCodeAssistAutoCommonControl;
	private BooleanPref fCodeAssistAutoCommonPref;
	
	
	public EditorsConfigurationBlock(final StatusChangeListener statusListener) {
		super(null, statusListener);
	}
	
	
	@Override
	protected void createBlockArea(final Composite pageComposite) {
		final Map<Preference<?>, String> prefs= new HashMap<>();
		
		// Content Assist
		final AssistPreferences assistPreferences = IStatetUIPreferenceConstants.EDITING_ASSIST_PREFERENCES;
		this.fCodeAssistAutoSinglePref = assistPreferences.getAutoInsertSinglePref();
		prefs.put(this.fCodeAssistAutoSinglePref, assistPreferences.getGroupId());
		this.fCodeAssistAutoCommonPref = assistPreferences.getAutoInsertPrefixPref();
		prefs.put(this.fCodeAssistAutoCommonPref, assistPreferences.getGroupId());
		
		// Register preferences
		setupPreferenceManager(prefs);
		
		// Controls
		addLinkHeader(pageComposite, Messages.Editors_link);
		{	final Composite group= createCodeAssistSection(pageComposite);
			group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
		}
		
		// Binding
		initBindings();
		updateControls();
	}
	
	private Composite createCodeAssistSection(final Composite parent) {
		final Group group = new Group(parent, SWT.NONE);
		group.setText(Messages.Editors_CodeAssist);
		group.setLayout(LayoutUtil.applyGroupDefaults(new GridLayout(), 2));
		final Label label;
		GridData gd;
		
		this.fCodeAssistAutoSingleControl = new Button(group, SWT.CHECK);
		this.fCodeAssistAutoSingleControl.setText(Messages.Editors_CodeAssist_AutoInsertSingle);
		gd = new GridData(SWT.LEFT, SWT.CENTER, true, false, 2, 1);
		this.fCodeAssistAutoSingleControl.setLayoutData(gd);
		
		this.fCodeAssistAutoCommonControl = new Button(group, SWT.CHECK);
		this.fCodeAssistAutoCommonControl.setText(Messages.Editors_CodeAssist_AutoInsertCommon);
		gd = new GridData(SWT.LEFT, SWT.CENTER, true, false, 2, 1);
		this.fCodeAssistAutoCommonControl.setLayoutData(gd);
		
		return group;
	}
	
	@Override
	protected void addBindings(final DataBindingSupport db) {
		db.getContext().bindValue(
				WidgetProperties.selection().observe(this.fCodeAssistAutoSingleControl),
				createObservable(this.fCodeAssistAutoSinglePref) );
		db.getContext().bindValue(
				WidgetProperties.selection().observe(this.fCodeAssistAutoCommonControl),
				createObservable(this.fCodeAssistAutoCommonPref) );
	}
	
}