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/*******************************************************************************
* Copyright (c) 2001, 2004 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.xsd.ui.internal.dnd;
import java.util.Collection;
import org.eclipse.wst.common.ui.dnd.DefaultDragAndDropCommand;
import org.eclipse.wst.xml.core.document.XMLModel;
import org.eclipse.wst.xml.core.internal.document.DocumentImpl;
import org.eclipse.wst.xsd.ui.internal.util.XSDDOMHelper;
import org.eclipse.xsd.util.XSDConstants;
import org.w3c.dom.Node;
public abstract class BaseDragNodesCommand extends DefaultDragAndDropCommand
{
/**
* Constructor for BaseDragNodesCommand.
* @param target
* @param location
* @param operations
* @param operation
* @param sources
*/
public BaseDragNodesCommand(
Object target,
float location,
int operations,
int operation,
Collection sources)
{
super(target, location, operations, operation, sources);
}
protected boolean isDirectSchemaChild(Node node)
{
Node parent = node.getParentNode();
if (XSDDOMHelper.inputEquals(parent, XSDConstants.SCHEMA_ELEMENT_TAG, false) &&
parent.getParentNode().equals(parent.getOwnerDocument()))
{
return true;
}
return false;
}
protected boolean isSiblingNodes(Node first, Node second)
{
if (first.getParentNode() != null)
{
return first.getParentNode().equals(second.getParentNode());
}
return false;
}
protected void beginRecording()
{
if (target != null)
{
XMLModel model = getModel((Node)target);
if (model != null)
{
model.beginRecording(this, "Move");
}
}
}
protected void endRecording()
{
if (target != null)
{
XMLModel model = getModel((Node)target);
if (model != null)
{
model.endRecording(this);
}
}
}
protected XMLModel getModel(Node node)
{
Object object = node.getOwnerDocument();
if (object instanceof DocumentImpl)
{
return ((DocumentImpl) object).getModel();
}
return null;
}
protected void moveNode(Node referenceNode, Node nodeToMove, boolean isBefore)
{
XSDDOMHelper.moveNode(referenceNode, nodeToMove, isBefore);
}
}
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