ecommons.waltable/org.eclipse.statet.ecommons.waltable.core/src/org/eclipse/statet/ecommons/waltable/layer/event/IStructuralChangeEvent.java

/*=============================================================================#
 # Copyright (c) 2012, 2021 Original NatTable authors and others.
 # 
 # This program and the accompanying materials are made available under the
 # terms of the Eclipse Public License 2.0 which is available at
 # https://www.eclipse.org/legal/epl-2.0.
 # 
 # SPDX-License-Identifier: EPL-2.0
 # 
 # Contributors:
 #     Original NatTable authors and others - initial API and implementation
 #=============================================================================*/

package org.eclipse.statet.ecommons.waltable.layer.event;

import java.util.Collection;


/**
 * An event indicating a structural change to the layer. A structural change is
 * defined as something that modifies the number of columns/rows in the layer or
 * their associated widths/heights.
 */
public interface IStructuralChangeEvent extends IVisualChangeEvent {

	public boolean isHorizontalStructureChanged();
	
	public Collection<StructuralDiff> getColumnDiffs();
	
	public boolean isVerticalStructureChanged();
	
	public Collection<StructuralDiff> getRowDiffs();
	
}