/*******************************************************************************
* Copyright (c) 2013 Dirk Fauth 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:
* Dirk Fauth <dirk.fauth@gmail.com> - initial API and implementation
*******************************************************************************/
package org.eclipse.nebula.widgets.nattable.layer.event;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import org.eclipse.nebula.widgets.nattable.coordinate.Range;
import org.eclipse.nebula.widgets.nattable.layer.ILayer;
import org.eclipse.nebula.widgets.nattable.layer.event.StructuralDiff.DiffTypeEnum;
/**
* Event indicating that one ore more columns were inserted to the layer.
*
* @author Dirk Fauth
*
*/
public class ColumnInsertEvent extends ColumnStructuralChangeEvent {
/**
* Creates a new ColumnInsertEvent based on the given information.
*
* @param layer
* The ILayer to which the given column position matches.
* @param columnPosition
* The column position of the column that was inserted.
*/
public ColumnInsertEvent(ILayer layer, int columnPosition) {
this(layer, new Range(columnPosition, columnPosition + 1));
}
/**
* Creates a new ColumnInsertEvent based on the given information.
*
* @param layer
* The ILayer to which the given column positions match.
* @param columnPositionRanges
* The column position ranges for the columns that were inserted.
*/
public ColumnInsertEvent(ILayer layer, Range... columnPositionRanges) {
this(layer, Arrays.asList(columnPositionRanges));
}
/**
* Creates a new ColumnInsertEvent based on the given information.
*
* @param layer
* The ILayer to which the given column positions match.
* @param columnPositionRanges
* The column position ranges for the columns that were inserted.
*/
public ColumnInsertEvent(ILayer layer,
Collection<Range> columnPositionRanges) {
super(layer, columnPositionRanges);
}
/**
* Creates a new ColumnInsertEvent based on the given instance. Mainly
* needed for cloning.
*
* @param event
* The ColumnInsertEvent out of which the new instance should be
* created.
*/
protected ColumnInsertEvent(ColumnStructuralChangeEvent event) {
super(event);
}
@Override
public Collection<StructuralDiff> getColumnDiffs() {
Collection<StructuralDiff> columnDiffs = new ArrayList<StructuralDiff>();
for (Range range : getColumnPositionRanges()) {
columnDiffs.add(new StructuralDiff(DiffTypeEnum.ADD, new Range(
range.start, range.start), range));
}
return columnDiffs;
}
@Override
public ColumnInsertEvent cloneEvent() {
return new ColumnInsertEvent(this);
}
}