/*******************************************************************************
* Copyright (c) 2005, 2012 QNX Software Systems and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* QNX Software Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.launch.internal.ui;
import org.eclipse.cdt.debug.core.ICDebugConstants;
import org.eclipse.cdt.launch.AbstractCLaunchDelegate.CLaunch;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.ILaunch;
import org.eclipse.debug.core.ILaunchesListener2;
import org.eclipse.jface.dialogs.ErrorDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
public class LaunchUIPlugin extends AbstractUIPlugin implements ILaunchesListener2 {
public static final String PLUGIN_ID = "org.eclipse.cdt.launch"; //$NON-NLS-1$
// -------- static methods --------
/**
* Launch UI plug-in instance
*/
private static LaunchUIPlugin fgPlugin;
private static Shell debugDialogShell;
/**
* Constructor for LaunchUIPlugin.
*
* @param descriptor
*/
public LaunchUIPlugin() {
super();
setDefault(this);
}
/**
* Sets the Java Debug UI plug-in instance
*
* @param plugin
* the plugin instance
*/
private static void setDefault(LaunchUIPlugin plugin) {
fgPlugin = plugin;
}
/**
* Returns the Java Debug UI plug-in instance
*
* @return the Java Debug UI plug-in instance
*/
public static LaunchUIPlugin getDefault() {
return fgPlugin;
}
public static Shell getShell() {
if (getActiveWorkbenchShell() != null) {
return getActiveWorkbenchShell();
}
if (debugDialogShell != null) {
if (!debugDialogShell.isDisposed())
return debugDialogShell;
debugDialogShell = null;
}
IWorkbenchWindow[] windows = getDefault().getWorkbench().getWorkbenchWindows();
return windows[0].getShell();
}
public static void setDialogShell(Shell shell) {
debugDialogShell = shell;
}
/**
* Convenience method which returns the unique identifier of this plugin.
*/
public static String getUniqueIdentifier() {
if (getDefault() == null) {
// If the default instance is not yet initialized,
// return a static identifier. This identifier must
// match the plugin id defined in plugin.xml
return PLUGIN_ID;
}
return getDefault().getBundle().getSymbolicName();
}
/**
* Logs the specified status with this plug-in's log.
*
* @param status
* status to log
*/
public static void log(IStatus status) {
getDefault().getLog().log(status);
}
/**
* Logs an internal error with the specified message.
*
* @param message
* the error message to log
*/
public static void logErrorMessage(String message) {
log(new Status(IStatus.ERROR, getUniqueIdentifier(), IStatus.ERROR, message, null));
}
/**
* Logs an internal error with the specified throwable
*
* @param e
* the exception to be logged
*/
public static void log(Throwable e) {
log(new Status(IStatus.ERROR, getUniqueIdentifier(), IStatus.ERROR, e.getMessage(), e));
}
/**
* Returns the active workbench window
*
* @return the active workbench window
*/
public static IWorkbenchWindow getActiveWorkbenchWindow() {
return getDefault().getWorkbench().getActiveWorkbenchWindow();
}
public static IWorkbenchPage getActivePage() {
IWorkbenchWindow w = getActiveWorkbenchWindow();
if (w != null) {
return w.getActivePage();
}
return null;
}
/**
* Returns the active workbench shell or <code>null</code> if none
*
* @return the active workbench shell or <code>null</code> if none
*/
public static Shell getActiveWorkbenchShell() {
IWorkbenchWindow window = getActiveWorkbenchWindow();
if (window != null) {
return window.getShell();
}
return null;
}
public static void errorDialog(String message, IStatus status) {
log(status);
Shell shell = getActiveWorkbenchShell();
if (shell != null) {
ErrorDialog.openError(shell, LaunchMessages.LaunchUIPlugin_Error, message, status);
}
}
public static void errorDialog(String message, Throwable t) {
log(t);
Shell shell = getActiveWorkbenchShell();
if (shell != null) {
IStatus status = new Status(IStatus.ERROR, getUniqueIdentifier(), 1, t.getMessage(), null);
ErrorDialog.openError(shell, LaunchMessages.LaunchUIPlugin_Error, message, status);
}
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)
*/
@Override
public void start(BundleContext context) throws Exception {
super.start(context);
LaunchUIPlugin.getDefault().getPluginPreferences().getString(ICDebugConstants.PREF_FILTERED_DEBUGGERS);
DebugPlugin.getDefault().getLaunchManager().addLaunchListener(this);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)
*/
@Override
public void stop(BundleContext context) throws Exception {
DebugPlugin.getDefault().getLaunchManager().removeLaunchListener(this);
super.stop(context);
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.ILaunchesListener#launchesAdded(org.eclipse.debug.core.ILaunch[])
*/
@Override
public void launchesAdded(ILaunch[] launches) {
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.ILaunchesListener#launchesChanged(org.eclipse.debug.core.ILaunch[])
*/
@Override
public void launchesChanged(ILaunch[] launches) {
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.ILaunchesListener#launchesRemoved(org.eclipse.debug.core.ILaunch[])
*/
@Override
public void launchesRemoved(ILaunch[] launches) {
}
/* (non-Javadoc)
* @see org.eclipse.debug.core.ILaunchesListener2#launchesTerminated(org.eclipse.debug.core.ILaunch[])
*/
@Override
public void launchesTerminated(ILaunch[] launches) {
for (ILaunch l : launches) {
if (l instanceof CLaunch) {
((CLaunch)l).refresh();
}
}
}
public static <T> T getService(Class<T> service) {
BundleContext context = fgPlugin.getBundle().getBundleContext();
ServiceReference<T> ref = context.getServiceReference(service);
return ref != null ? context.getService(ref) : null;
}
}