content: /**
   *  Copyright (c) 2015-2016 Angelo ZERR.
   *  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:
   *  Angelo Zerr <angelo.zerr@gmail.com> - initial API and implementation
   */
  package ts.eclipse.jface.text;
  
  import org.eclipse.jface.internal.text.html.BrowserInformationControl;
  import org.eclipse.jface.resource.JFaceResources;
  import org.eclipse.jface.text.AbstractReusableInformationControlCreator;
  import org.eclipse.jface.text.DefaultInformationControl;
  import org.eclipse.jface.text.IInformationControl;
  import org.eclipse.jface.text.IInformationControlCreator;
  import org.eclipse.jface.text.IInformationControlExtension4;
  import org.eclipse.swt.widgets.Shell;
  
  public class HoverControlCreator extends
  		AbstractReusableInformationControlCreator {
  	/**
  	 * The information presenter control creator.
  	 * 
  	 */
  	private final IInformationControlCreator fInformationPresenterControlCreator;
  	/**
  	 * <code>true</code> to use the additional info affordance,
  	 * <code>false</code> to use the hover affordance.
  	 */
  	private final boolean fAdditionalInfoAffordance;
  
  	/**
  	 * @param informationPresenterControlCreator
  	 *            control creator for enriched hover
  	 */
  	public HoverControlCreator(
  			IInformationControlCreator informationPresenterControlCreator) {
  		this(informationPresenterControlCreator, false);
  	}
  
  	/**
  	 * @param informationPresenterControlCreator
  	 *            control creator for enriched hover
  	 * @param additionalInfoAffordance
  	 *            <code>true</code> to use the additional info affordance,
  	 *            <code>false</code> to use the hover affordance
  	 */
  	public HoverControlCreator(
  			IInformationControlCreator informationPresenterControlCreator,
  			boolean additionalInfoAffordance) {
  		fInformationPresenterControlCreator = informationPresenterControlCreator;
  		fAdditionalInfoAffordance = additionalInfoAffordance;
  	}
  
  	/*
  	 * @see org.eclipse.jdt.internal.ui.text.java.hover.
  	 * AbstractReusableInformationControlCreator
  	 * #doCreateInformationControl(org.eclipse.swt.widgets.Shell)
  	 */
  	@Override
  	public IInformationControl doCreateInformationControl(Shell parent) {
  		String tooltipAffordanceString = "Press F2 for focus";
  		if (BrowserInformationControl.isAvailable(parent)) {
  			String font = JFaceResources.DIALOG_FONT;
  			BrowserInformationControl iControl = new BrowserInformationControl(
  					parent, font, tooltipAffordanceString) {
  				/*
  				 * @see org.eclipse.jface.text.IInformationControlExtension5#
  				 * getInformationPresenterControlCreator()
  				 */
  				@Override
  				public IInformationControlCreator getInformationPresenterControlCreator() {
  					return fInformationPresenterControlCreator;
  				}
  			};
  			addLinkListener(iControl);
  			return iControl;
  		} else {
  			return new DefaultInformationControl(parent,
  					tooltipAffordanceString);
  		}
  	}
  
  	protected void addLinkListener(BrowserInformationControl control) {
  		HoverLocationListener.addLinkListener(control);
  	}
  
  	/*
  	 * @see org.eclipse.jdt.internal.ui.text.java.hover.
  	 * AbstractReusableInformationControlCreator
  	 * #canReuse(org.eclipse.jface.text.IInformationControl)
  	 */
  	@Override
  	public boolean canReuse(IInformationControl control) {
  		if (!super.canReuse(control))
  			return false;
  
  		if (control instanceof IInformationControlExtension4) {
  			String tooltipAffordanceString = "Press F2 for focus";
  			((IInformationControlExtension4) control)
  					.setStatusText(tooltipAffordanceString);
  		}
  
  		return true;
  	}
  
  }
  