/*******************************************************************************
* Copyright (c) 2007, 2013 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.ui.internal.console;
import org.eclipse.jface.text.BadPositionCategoryException;
import org.eclipse.jface.text.DefaultPositionUpdater;
/**
* When any region of a hyperlink is replaced, the hyperlink needs to be deleted.
*
* @since 3.3
*/
public class HyperlinkUpdater extends DefaultPositionUpdater {
/**
* @param category
*/
public HyperlinkUpdater() {
super(ConsoleHyperlinkPosition.HYPER_LINK_CATEGORY);
}
/**
* When any region of a hyperlink is replaced, the hyperlink needs to be deleted.
*
* @return <code>true</code> if position has NOT been deleted
*/
@Override
protected boolean notDeleted() {
int positionEnd = fPosition.offset + fPosition.length - 1;
int editEnd = fOffset + fLength - 1;
if ((fOffset <= fPosition.offset && (editEnd > fPosition.offset)) ||
(fOffset < positionEnd && (editEnd > positionEnd)) ||
(fOffset >= fPosition.offset && fOffset <= positionEnd) ||
(editEnd >= fPosition.offset && editEnd <= positionEnd)) {
fPosition.delete();
try {
fDocument.removePosition(ConsoleHyperlinkPosition.HYPER_LINK_CATEGORY, fPosition);
} catch (BadPositionCategoryException x) {
}
return false;
}
return true;
}
}