| /******************************************************************************* |
| * Copyright (c) 2012, 2020 Original 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 authors and others - initial API and implementation |
| ******************************************************************************/ |
| package org.eclipse.nebula.widgets.nattable.command; |
| |
| import org.eclipse.nebula.widgets.nattable.layer.ILayer; |
| import org.eclipse.nebula.widgets.nattable.layer.event.StructuralRefreshEvent; |
| |
| /** |
| * Command handler for handling {@link StructuralRefreshCommand}s. Simply fires |
| * a {@link StructuralRefreshEvent}. |
| * |
| * Needed to be able to refresh all layers by simply calling a command on the |
| * NatTable instance itself (Remember that events are fired bottom up the layer |
| * stack while commands are propagated top down). |
| * |
| * To refresh all layers by calling a {@link StructuralRefreshCommand} on the |
| * NatTable instance, the {@link StructuralRefreshCommandHandler} should be |
| * registered against the DataLayer. |
| */ |
| public class StructuralRefreshCommandHandler implements ILayerCommandHandler<StructuralRefreshCommand> { |
| |
| @Override |
| public Class<StructuralRefreshCommand> getCommandClass() { |
| return StructuralRefreshCommand.class; |
| } |
| |
| @Override |
| public boolean doCommand(ILayer targetLayer, StructuralRefreshCommand command) { |
| targetLayer.fireLayerEvent(new StructuralRefreshEvent(targetLayer)); |
| return false; |
| } |
| |
| } |