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/*******************************************************************************
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* Copyright (c) 2000, 2010 IBM Corporation and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* IBM Corporation - initial API and implementation
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*******************************************************************************/
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package org.eclipse.gef;
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/**
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* The listener interface for receiving Connection events from EditParts that
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* serve as connection nodes.
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*/
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public interface NodeListener {
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/**
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* Called prior to removing the connection from its source node. The source
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* is not passed, but can still be obtained at this point by calling
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* {@link ConnectionEditPart#getSource connection.getSource()}
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*
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* @param connection
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* the connection
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* @param index
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* the index
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*/
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void removingSourceConnection(ConnectionEditPart connection, int index);
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/**
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* Called prior to removing the connection from its target node. The target
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* is not passed, but can still be obtained at this point by calling
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* {@link ConnectionEditPart#getTarget connection.getTarget()}
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*
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* @param connection
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* the connection
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* @param index
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* the index
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*/
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void removingTargetConnection(ConnectionEditPart connection, int index);
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/**
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* Called after the connection has been added to its source node.
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*
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* @param connection
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* the connection
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* @param index
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* the index
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*/
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void sourceConnectionAdded(ConnectionEditPart connection, int index);
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/**
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* Called after the connection has been added to its target node.
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*
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* @param connection
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* the connection
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* @param index
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* the index
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*/
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void targetConnectionAdded(ConnectionEditPart connection, int index);
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}
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