/*******************************************************************************
* 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.php.internal.core.util.text.TextSequence;
/**
* This context represents the state when staying in a use statement. <br/>
* Examples:
*
* <pre>
* 1. use |
* 2. use A\B|
* 3. use A as |
* 4. use A as B|
* etc...
* </pre>
*
* @author michael
*/
public abstract class UseStatementContext extends StatementContext {
protected boolean useTrait;
public boolean isValid(ISourceModule sourceModule, int offset, CompletionRequestor requestor) {
if (!super.isValid(sourceModule, offset, requestor)) {
return false;
}
useTrait = new ClassStatementContext().isValid(sourceModule, offset, requestor);
TextSequence statementText = getStatementText();
if (statementText.length() >= 4) {
if ("use".equalsIgnoreCase( //$NON-NLS-1$
statementText.subSequence(0, 3).toString())
&& Character.isWhitespace(statementText.subSequence(3, 4).charAt(0))) {
return true;
}
}
return false;
}
public boolean isUseTrait() {
return useTrait;
}
}