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/*
* Copyright (c) 2013 QNX Software Systems 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
*/
package org.eclipse.cdt.internal.qt.core.pdom;
import org.eclipse.cdt.internal.core.index.IIndexBindingConstants;
import org.eclipse.cdt.internal.core.pdom.dom.PDOMNode;
import org.eclipse.core.runtime.CoreException;
@SuppressWarnings("restriction")
public enum QtPDOMNodeType {
QObject,
QEnum,
QProperty,
QMethod,
QGadget,
QmlTypeRegistration,
QmlUncreatableRegistration;
public final int Type = IIndexBindingConstants.LAST_CONSTANT + 1 + ordinal();
/**
* The current version of the QtPDOMLinkage. This can be used to make sure the persisted
* data matches what is expected by the implementation. Care should be taken to make changes
* backward compatible when possible.
* <p>
* The version is needed because ordinals for these enumerators are written to the file.
* <p>
* This version can be reset when the PDOM's version changes because older Qt linkages will
* be dropped (along with everything else in that PDOM).
*/
public static final int VERSION = 2;
public static QtPDOMNodeType forType(int version, int type) {
// Nothing has been deleted or replaced yet, so the version is ignored.
for(QtPDOMNodeType node : values())
if (node.Type == type)
return node;
return null;
}
// This needs to return PDOMNode so that it can be either QtPDOMNode or QtPDOMBinding.
public static PDOMNode load(QtPDOMLinkage linkage, int nodeType, long record) throws CoreException {
QtPDOMNodeType node = QtPDOMNodeType.forType(linkage.getVersion(), nodeType);
if (node == null)
return null;
switch(node) {
case QObject:
return new QtPDOMQObject(linkage, record);
case QEnum:
return new QtPDOMQEnum(linkage, record);
case QProperty:
return new QtPDOMProperty(linkage, record);
case QMethod:
return new QtPDOMQMethod(linkage, record);
case QGadget:
return new QtPDOMQGadget(linkage, record);
case QmlTypeRegistration:
return new QtPDOMQmlRegistration(linkage, record);
case QmlUncreatableRegistration:
return new QtPDOMQmlUncreatableRegistration(linkage, record);
}
return null;
}
}
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