ecommons.waltable/org.eclipse.statet.ecommons.waltable.core/src/org/eclipse/statet/ecommons/waltable/command/VisualRefreshCommand.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.command;

import org.eclipse.statet.ecommons.waltable.layer.ILayer;
import org.eclipse.statet.ecommons.waltable.layer.event.VisualRefreshEvent;


/**
 * Command that triggers a {@link VisualRefreshEvent}.
 * To support refreshing of every layer in a NatTable the
 * {@link VisualRefreshCommandHandler} should be registered 
 * against the DataLayer.
 */
public class VisualRefreshCommand implements ILayerCommand {

	@Override
	public boolean convertToTargetLayer(final ILayer targetLayer) {
		// no need for a check as the command simply triggers the firing of a VisualRefreshEvent
		return true;
	}

	@Override
	public ILayerCommand cloneCommand() {
		// as the command doesn't have a state, the clone is simply a new instance
		return new VisualRefreshCommand();
	}

}