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/*******************************************************************************
* Copyright (c) 2005, 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.ui.internal;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.runtime.SafeRunner;
import org.eclipse.core.runtime.preferences.IEclipsePreferences;
import org.eclipse.core.runtime.preferences.IEclipsePreferences.NodeChangeEvent;
import org.eclipse.core.runtime.preferences.InstanceScope;
import org.eclipse.jface.internal.InternalPolicy;
import org.eclipse.jface.preference.JFacePreferences;
import org.eclipse.jface.util.Policy;
import org.eclipse.jface.util.SafeRunnable;
import org.eclipse.jface.util.StatusHandler;
import org.eclipse.ui.statushandlers.StatusAdapter;
import org.eclipse.ui.statushandlers.StatusManager;
/**
* Utility class for setting up JFace for use by Eclipse.
*
* @since 3.1
*/
final class JFaceUtil {
private JFaceUtil() {
// prevents instantiation
}
/**
* Initializes JFace for use by Eclipse.
*/
public static void initializeJFace() {
// Set the SafeRunner to run all SafeRunnables
SafeRunnable.setRunner(code -> SafeRunner.run(code));
// Pass all errors and warnings to the status handling facility
// and the rest to the main runtime log
Policy.setLog(status -> {
if (status.getSeverity() == IStatus.WARNING
|| status.getSeverity() == IStatus.ERROR) {
StatusManager.getManager().handle(status);
} else {
WorkbenchPlugin.log(status);
}
});
Policy.setStatusHandler(new StatusHandler() {
@Override
public void show(IStatus status, String title) {
StatusAdapter statusAdapter = new StatusAdapter(status);
statusAdapter.setProperty(StatusAdapter.TITLE_PROPERTY, title);
StatusManager.getManager().handle(statusAdapter, StatusManager.SHOW);
}
});
// Get all debug options from Platform
if ("true".equalsIgnoreCase(Platform.getDebugOption(Policy.JFACE + "/debug"))) { //$NON-NLS-1$ //$NON-NLS-2$
Policy.DEBUG_DIALOG_NO_PARENT = "true".equalsIgnoreCase(Platform.getDebugOption(Policy.JFACE + "/debug/dialog/noparent")); //$NON-NLS-1$ //$NON-NLS-2$
Policy.TRACE_ACTIONS = "true".equalsIgnoreCase(Platform.getDebugOption(Policy.JFACE + "/trace/actions")); //$NON-NLS-1$ //$NON-NLS-2$
Policy.TRACE_TOOLBAR = "true".equalsIgnoreCase(Platform.getDebugOption(Policy.JFACE + "/trace/toolbarDisposal")); //$NON-NLS-1$ //$NON-NLS-2$
InternalPolicy.DEBUG_LOG_REENTRANT_VIEWER_CALLS = "true".equalsIgnoreCase(Platform.getDebugOption(Policy.JFACE + "/debug/viewers/reentrantViewerCalls")); //$NON-NLS-1$ //$NON-NLS-2$
InternalPolicy.DEBUG_LOG_EQUAL_VIEWER_ELEMENTS = "true".equalsIgnoreCase(Platform.getDebugOption(Policy.JFACE + "/debug/viewers/equalElements")); //$NON-NLS-1$ //$NON-NLS-2$
InternalPolicy.DEBUG_BIDI_UTILS = "true".equalsIgnoreCase(Platform.getDebugOption(Policy.JFACE + "/debug/bidiUtils")); //$NON-NLS-1$ //$NON-NLS-2$
InternalPolicy.DEBUG_TRACE_URL_IMAGE_DESCRIPTOR = "true".equalsIgnoreCase(Platform.getDebugOption(Policy.JFACE + "/debug/trace/URLImageDescriptor")); //$NON-NLS-1$ //$NON-NLS-2$
InternalPolicy.DEBUG_LOG_URL_IMAGE_DESCRIPTOR_MISSING_2x = "true".equalsIgnoreCase(Platform.getDebugOption(Policy.JFACE + "/debug/logURLImageDescriptorMissing2x")); //$NON-NLS-1$ //$NON-NLS-2$
InternalPolicy.DEBUG_LOAD_URL_IMAGE_DESCRIPTOR_DIRECTLY = "true".equalsIgnoreCase(Platform.getDebugOption(Policy.JFACE + "/debug/loadURLImageDescriptorDirectly")); //$NON-NLS-1$ //$NON-NLS-2$
// loadURLImageDescriptor2x is "true" by default and should stay "true" when absent in the debug options file:
InternalPolicy.DEBUG_LOAD_URL_IMAGE_DESCRIPTOR_2x = !"false".equalsIgnoreCase(Platform.getDebugOption(Policy.JFACE + "/debug/loadURLImageDescriptor2x")); //$NON-NLS-1$ //$NON-NLS-2$
InternalPolicy.DEBUG_LOAD_URL_IMAGE_DESCRIPTOR_2x_PNG_FOR_GIF = "true".equalsIgnoreCase(Platform.getDebugOption(Policy.JFACE + "/debug/loadURLImageDescriptor2xPngForGif")); //$NON-NLS-1$ //$NON-NLS-2$
}
}
/**
* Adds a preference listener so that the JFace preference store is initialized
* as soon as the workbench preference store becomes available.
*/
public static void initializeJFacePreferences() {
IEclipsePreferences rootNode = (IEclipsePreferences) Platform.getPreferencesService().getRootNode().node(InstanceScope.SCOPE);
final String workbenchName = WorkbenchPlugin.getDefault().getBundle().getSymbolicName();
rootNode.addNodeChangeListener(new IEclipsePreferences.INodeChangeListener() {
@Override
public void added(NodeChangeEvent event) {
if (!event.getChild().name().equals(workbenchName)) {
return;
}
((IEclipsePreferences) event.getChild()).addPreferenceChangeListener(PlatformUIPreferenceListener.getSingleton());
}
@Override
public void removed(NodeChangeEvent event) {
// Nothing to do here
}
});
JFacePreferences.setPreferenceStore(WorkbenchPlugin.getDefault().getPreferenceStore());
}
}
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