// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of "Eclipse Public License v1.0"
// which accompanies this distribution, and is available
// at the URL "http://www.eclipse.org/legal/epl-v10.html".
//
// Initial Contributors:
// Nokia Corporation - initial contribution.
//
// Contributors:
//
// Description:
//



package com.symbian.smt.gui.editors.xmleditor;

import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.ITextDoubleClickStrategy;
import org.eclipse.jface.text.TextAttribute;
import org.eclipse.jface.text.presentation.IPresentationReconciler;
import org.eclipse.jface.text.presentation.PresentationReconciler;
import org.eclipse.jface.text.rules.DefaultDamagerRepairer;
import org.eclipse.jface.text.rules.Token;
import org.eclipse.jface.text.source.ISourceViewer;
import org.eclipse.jface.text.source.SourceViewerConfiguration;

/**
 * @author barbararosi-schwartz
 * 
 */
public class XMLConfiguration extends SourceViewerConfiguration {
	private XMLDoubleClickStrategy doubleClickStrategy;
	private XMLTagScanner tagScanner;
	private XMLScanner scanner;
	private ColorManager colorManager;

	public XMLConfiguration(ColorManager colorManager) {
		this.colorManager = colorManager;
	}

	public String[] getConfiguredContentTypes(ISourceViewer sourceViewer) {
		return new String[] { IDocument.DEFAULT_CONTENT_TYPE,
				XMLPartitionScanner.XML_COMMENT, XMLPartitionScanner.XML_TAG };
	}

	public ITextDoubleClickStrategy getDoubleClickStrategy(
			ISourceViewer sourceViewer, String contentType) {
		if (doubleClickStrategy == null)
			doubleClickStrategy = new XMLDoubleClickStrategy();
		return doubleClickStrategy;
	}

	public IPresentationReconciler getPresentationReconciler(
			ISourceViewer sourceViewer) {
		PresentationReconciler reconciler = new PresentationReconciler();

		DefaultDamagerRepairer dr = new DefaultDamagerRepairer(
				getXMLTagScanner());
		reconciler.setDamager(dr, XMLPartitionScanner.XML_TAG);
		reconciler.setRepairer(dr, XMLPartitionScanner.XML_TAG);

		dr = new DefaultDamagerRepairer(getXMLScanner());
		reconciler.setDamager(dr, IDocument.DEFAULT_CONTENT_TYPE);
		reconciler.setRepairer(dr, IDocument.DEFAULT_CONTENT_TYPE);

		NonRuleBasedDamagerRepairer ndr = new NonRuleBasedDamagerRepairer(
				new TextAttribute(colorManager
						.getColor(IXMLColorConstants.XML_COMMENT)));
		reconciler.setDamager(ndr, XMLPartitionScanner.XML_COMMENT);
		reconciler.setRepairer(ndr, XMLPartitionScanner.XML_COMMENT);

		return reconciler;
	}

	protected XMLScanner getXMLScanner() {
		if (scanner == null) {
			scanner = new XMLScanner(colorManager);
			scanner.setDefaultReturnToken(new Token(new TextAttribute(
					colorManager.getColor(IXMLColorConstants.DEFAULT))));
		}
		return scanner;
	}

	protected XMLTagScanner getXMLTagScanner() {
		if (tagScanner == null) {
			tagScanner = new XMLTagScanner(colorManager);
			tagScanner.setDefaultReturnToken(new Token(new TextAttribute(
					colorManager.getColor(IXMLColorConstants.TAG))));
		}
		return tagScanner;
	}

}