content: /*******************************************************************************
   * Copyright (c) 2005, 2008 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.jsdt.internal.ui.text.javadoc;
  
  import org.eclipse.jface.text.ITextViewer;
  import org.eclipse.ui.IEditorPart;
  import org.eclipse.wst.jsdt.ui.text.java.JavaContentAssistInvocationContext;
  
  
  /**
   * 
   * 
   */
  public final class JavadocContentAssistInvocationContext extends JavaContentAssistInvocationContext {
  
  	private final int fFlags;
  	
  	/**
  	 * @param viewer
  	 * @param offset
  	 * @param editor
  	 * @param flags see {@link org.eclipse.wst.jsdt.ui.text.java.IJavadocCompletionProcessor#RESTRICT_TO_MATCHING_CASE}
  	 */
  	public JavadocContentAssistInvocationContext(ITextViewer viewer, int offset, IEditorPart editor, int flags) {
  		super(viewer, offset, editor);
  		fFlags= flags;
  	}
  	
  	/**
  	 * Returns the flags for this content assist invocation.
  	 * 
  	 * @return the flags for this content assist invocation
  	 * @see org.eclipse.wst.jsdt.ui.text.java.IJavadocCompletionProcessor#RESTRICT_TO_MATCHING_CASE
  	 */
  	public int getFlags() {
  		return fFlags;
  	}
  	
  	/**
  	 * Returns the selection length of the viewer.
  	 * 
  	 * @return the selection length of the viewer
  	 */
  	public int getSelectionLength() {
  		return getViewer().getSelectedRange().y;
  	}
  	
  	/*
  	 * @see org.eclipse.jface.text.contentassist.TextContentAssistInvocationContext#equals(java.lang.Object)
  	 */
  	public boolean equals(Object obj) {
  		if (!super.equals(obj))
  			return false;
  		
  		return fFlags == ((JavadocContentAssistInvocationContext) obj).fFlags;
  	}
  	
  	/*
  	 * @see org.eclipse.jface.text.contentassist.TextContentAssistInvocationContext#hashCode()
  	 */
  	public int hashCode() {
  		return super.hashCode() << 2 | fFlags;
  	}
  
  }
  