| /***************************************************************************** |
| * Copyright (c) 2019, 2020 Dirk Fauth. |
| * |
| * 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: |
| * Dirk Fauth <dirk.fauth@googlemail.com> - Initial API and implementation |
| * |
| *****************************************************************************/ |
| package org.eclipse.nebula.widgets.nattable.examples.e4.handler; |
| |
| import org.eclipse.e4.core.contexts.IEclipseContext; |
| import org.eclipse.e4.core.di.annotations.Evaluate; |
| |
| /** |
| * Simple expression that evaluates the boolean context value with the name |
| * <code>enabled</code>. |
| */ |
| public class ContextEnabledExpression { |
| @Evaluate |
| public boolean evaluate(IEclipseContext context) { |
| Boolean enabled = (Boolean) context.get("enabled"); |
| if (enabled == null) { |
| enabled = Boolean.FALSE; |
| } |
| return enabled; |
| } |
| } |
