40 lines
1.5 KiB
Java
40 lines
1.5 KiB
Java
/*******************************************************************************
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* Copyright (c) 2015-2021 MINRES Technologies GmbH and others.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* MINRES Technologies GmbH - initial API and implementation
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*******************************************************************************/
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package com.minres.scviewer.e4.application.handlers;
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import javax.inject.Named;
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import org.eclipse.e4.core.di.annotations.CanExecute;
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import org.eclipse.e4.core.di.annotations.Execute;
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import org.eclipse.e4.ui.css.swt.theme.IThemeEngine;
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import org.eclipse.e4.ui.workbench.modeling.EPartService;
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/*
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* see http://www.vogella.com/tutorials/Eclipse4CSS/article.html#tutorial_cssstyling
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*/
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@SuppressWarnings("restriction")
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public class ThemeSetHandler {
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static final String PARAMTER_ID = "com.minres.scviewer.e4.application.command.theme.parameter.id"; //$NON-NLS-1$
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@CanExecute
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public boolean canExecute(EPartService partService) {
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return true;
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}
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@Execute
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public void setTheme(@Named(PARAMTER_ID) String param, IThemeEngine engine) {
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if (!engine.getActiveTheme().getId().equals(param)) {
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// second argument defines that change is
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// persisted and restored on restart
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engine.setTheme(param, true);
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}
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}
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} |