/*******************************************************************************
* 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.internal.core.PHPCorePlugin;
import org.eclipse.php.internal.core.compiler.ast.nodes.NamespaceReference;
import org.eclipse.php.internal.core.util.text.TextSequence;
/**
* This context represents the state when staying in a use statement in a
* namespace name part. <br/>
* Examples:
*
* <pre>
* 1. use |
* 2. use A\B|
* etc...
* </pre>
*
* @author michael
*/
public class UseNameContext extends UseStatementContext {
public boolean isValid(ISourceModule sourceModule, int offset,
CompletionRequestor requestor) {
if (!super.isValid(sourceModule, offset, requestor)) {
return false;
}
try {
if (useTrait) {
TextSequence statementText = getStatementText();
if (statementText.toString().indexOf('{') < 0
&& statementText.toString().indexOf('}') < 0) {
return true;
}
} else {
String previousWord = getPreviousWord();
if ("use".equalsIgnoreCase(previousWord)) { //$NON-NLS-1$
return true;
}
}
} catch (BadLocationException e) {
PHPCorePlugin.log(e);
}
return false;
}
public String getPrefix() throws BadLocationException {
String prefix = super.getPrefix();
if (prefix.length() > 0
&& prefix.charAt(0) == NamespaceReference.NAMESPACE_SEPARATOR) {
return prefix.substring(1);
}
return prefix;
}
}