| /******************************************************************************* |
| * Copyright (c) 2009, 2015 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.cdt.core.lrparser.xlc.preferences; |
| |
| import org.eclipse.cdt.core.lrparser.xlc.activator.XlcParserPlugin; |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.ProjectScope; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.core.runtime.preferences.DefaultScope; |
| import org.eclipse.core.runtime.preferences.IScopeContext; |
| import org.eclipse.core.runtime.preferences.InstanceScope; |
| import org.osgi.service.prefs.Preferences; |
| |
| /** |
| * TODO trigger the indexer? |
| * |
| * @author Mike Kucera |
| */ |
| public class XlcLanguagePreferences { |
| |
| private static final String QUALIFIER = XlcParserPlugin.PLUGIN_ID; |
| private static final String XLC_PREFERENCES_NODE = "xlc.preferences"; |
| |
| static void initializeDefaultPreferences() { |
| Preferences defaultNode = getDefaultPreferences(); |
| |
| for (XlcPref p : XlcPref.values()) { |
| defaultNode.put(p.toString(), p.getDefaultValue()); |
| } |
| } |
| |
| public static void setProjectPreference(XlcPref key, String value, IProject project) { |
| getProjectPreferences(project).put(key.toString(), value); |
| } |
| |
| public static void setWorkspacePreference(XlcPref key, String value) { |
| getWorkspacePreferences().put(key.toString(), value); |
| } |
| |
| public static String getProjectPreference(XlcPref key, IProject project) { |
| return getProjectPreferences(project).get(key.toString(), null); |
| } |
| |
| public static String getWorkspacePreference(XlcPref key) { |
| return getWorkspacePreferences().get(key.toString(), null); |
| } |
| |
| public static String getDefaultPreference(XlcPref key) { |
| return getDefaultPreferences().get(key.toString(), null); |
| } |
| |
| /** |
| * Returns the preference for the given key. |
| * |
| * @param project If null then just the workspace and default preferences will be checked. |
| */ |
| public static String get(XlcPref key, IProject project) { |
| return Platform.getPreferencesService().get(key.toString(), null, getPreferences(project)); |
| } |
| |
| private static Preferences[] getPreferences(IProject project) { |
| if (project == null) { |
| return new Preferences[] { getWorkspacePreferences(), getDefaultPreferences() }; |
| } else { |
| return new Preferences[] { getProjectPreferences(project), getWorkspacePreferences(), |
| getDefaultPreferences() }; |
| } |
| } |
| |
| private static Preferences getDefaultPreferences() { |
| return getPreferences(DefaultScope.INSTANCE); |
| } |
| |
| private static Preferences getWorkspacePreferences() { |
| return getPreferences(InstanceScope.INSTANCE); |
| } |
| |
| private static Preferences getProjectPreferences(IProject project) { |
| return getPreferences(new ProjectScope(project)); |
| } |
| |
| private static Preferences getPreferences(IScopeContext scope) { |
| return scope.getNode(QUALIFIER).node(XLC_PREFERENCES_NODE); |
| } |
| |
| } |