TextHoverInformationProvider.java

/*******************************************************************************
 * Copyright (c) 2007 IBM Corporation 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.wst.sse.ui;

import org.eclipse.jface.text.IInformationControlCreator;
import org.eclipse.jface.text.IRegion;
import org.eclipse.jface.text.ITextHover;
import org.eclipse.jface.text.ITextViewer;
import org.eclipse.jface.text.information.IInformationProvider;
import org.eclipse.jface.text.information.IInformationProviderExtension;
import org.eclipse.jface.text.information.IInformationProviderExtension2;

class TextHoverInformationProvider implements IInformationProvider, IInformationProviderExtension, IInformationProviderExtension2 {
	private ITextHover fTextHover;

	public TextHoverInformationProvider(ITextHover hover) {
		fTextHover = hover;
	}

	public String getInformation(ITextViewer textViewer, IRegion subject) {
		return (String) getInformation2(textViewer, subject);
	}

	public Object getInformation2(ITextViewer textViewer, IRegion subject) {
		return fTextHover.getHoverInfo(textViewer, subject);
	}

	public IInformationControlCreator getInformationPresenterControlCreator() {
		return null;
	}

	public IRegion getSubject(ITextViewer textViewer, int offset) {
		return fTextHover.getHoverRegion(textViewer, offset);
	}
}