/*******************************************************************************
* Copyright (c) 2009 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
* Zend Technologies
*******************************************************************************/
package org.eclipse.php.internal.core.codeassist.contexts;
import org.eclipse.dltk.core.CompletionRequestor;
import org.eclipse.dltk.core.ISourceModule;
import org.eclipse.jface.text.BadLocationException;
import org.eclipse.php.core.PHPVersion;
import org.eclipse.php.core.compiler.ast.nodes.NamespaceReference;
/**
* This context represents the state when staying after 'implements' keyword in
* a class declaration. <br/>
* Examples:
*
* <pre>
* 1. class A implements |
* 2. class A implements B|
* </pre>
*
* @author michael
*/
public class ClassImplementsContext extends ClassDeclarationContext {
public boolean isValid(ISourceModule sourceModule, int offset, CompletionRequestor requestor) {
if (!super.isValid(sourceModule, offset, requestor)) {
return false;
}
if (hasExtends() && hasImplements() && extendsMatcher.start() < implementsMatcher.start()) {
return true;
}
if (hasImplements()) {
return true;
}
return false;
}
public String getPrefix() throws BadLocationException {
String prefix = super.getPrefix();
if (getPHPVersion().isGreaterThan(PHPVersion.PHP5)) {
if (prefix.length() > 0 && prefix.charAt(0) == NamespaceReference.NAMESPACE_SEPARATOR) {
prefix = prefix.substring(1);
}
}
return prefix;
}
}