/*******************************************************************************
* Copyright (c) 2008, 2016 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
* Ericsson - Modified for DSF
* Marc Khouzam (Ericsson) - Add support for multi-attach (Bug 293679)
*******************************************************************************/
package org.eclipse.cdt.dsf.gdb.internal.ui.launching;
import java.util.List;
import org.eclipse.cdt.debug.core.ICDTLaunchConfigurationConstants;
import org.eclipse.cdt.dsf.gdb.internal.ui.GdbUIPlugin;
import org.eclipse.cdt.dsf.gdb.launching.IProcessExtendedInfo;
import org.eclipse.cdt.dsf.gdb.launching.LaunchMessages;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Status;
import org.eclipse.debug.core.IStatusHandler;
import org.eclipse.jface.dialogs.InputDialog;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.ILabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.jface.window.Window;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.dialogs.ISelectionStatusValidator;
import com.ibm.icu.text.MessageFormat;
public class ProcessPrompter implements IStatusHandler {
public static class PrompterInfo {
public IProcessExtendedInfo[] processList;
public List<String> debuggedProcesses;
public PrompterInfo(IProcessExtendedInfo[] list, List<String> debuggedProcs) {
processList = list;
debuggedProcesses = debuggedProcs;
}
}
@Override
public Object handleStatus(IStatus status, Object info) throws CoreException {
Shell shell = GdbUIPlugin.getShell();
if (shell == null) {
IStatus error = new Status(IStatus.ERROR, GdbUIPlugin.getUniqueIdentifier(),
ICDTLaunchConfigurationConstants.ERR_INTERNAL_ERROR,
LaunchMessages.getString("CoreFileLaunchDelegate.No_Shell_available_in_Launch"), null); //$NON-NLS-1$
throw new CoreException(error);
}
final PrompterInfo prompterInfo = (PrompterInfo) info;
IProcessExtendedInfo[] plist = prompterInfo.processList;
if (plist == null) {
MessageDialog.openError(
shell,
LaunchMessages.getString("LocalAttachLaunchDelegate.CDT_Launch_Error"), LaunchMessages.getString("LocalAttachLaunchDelegate.Platform_cannot_list_processes")); //$NON-NLS-1$ //$NON-NLS-2$
return null;
}
if (plist.length == 0) {
// No list available, just let the user put in a pid directly
InputDialog dialog = new InputDialog(shell,
LaunchMessages.getString("LocalAttachLaunchDelegate.Select_Process"), //$NON-NLS-1$
LaunchMessages.getString("LocalAttachLaunchDelegate.Select_Process_to_attach_debugger_to"), //$NON-NLS-1$
null, null);
if (dialog.open() == Window.OK) {
String pidStr = dialog.getValue();
try {
return Integer.parseInt(pidStr);
} catch (NumberFormatException e) {
}
}
} else {
ILabelProvider provider = new LabelProvider() {
@Override
public String getText(Object element) {
IProcessExtendedInfo info = (IProcessExtendedInfo)element;
// Sometimes, if we are not getting the list of processes from GDB,
// we use CCorePlugin.getDefault().getProcessList(); which returns
// the process and its arguments. If the arguments contain a /
// we will get confused when using path.lastSegment(), so,
// let's only keep the name to be sure
String name = info.getName();
if (name == null || name.isEmpty()) {
// Skip elements that have no name
// Bug 374823
return null;
}
name = name.split("\\s", 2)[0]; //$NON-NLS-1$
// on windows host, paths of style "sendmail:", "udisk-daemon:"
// would be treated as device id with no path segments
IPath path = new Path(name);
StringBuilder text = new StringBuilder();
if (path.lastSegment() == null ) {
text.append(name);
} else {
text.append(path.lastSegment());
}
String owner = info.getOwner();
if (owner != null && !owner.isEmpty()) {
text.append(" (").append(owner).append(")"); //$NON-NLS-1$//$NON-NLS-2$
}
text.append(" - ").append(info.getPid()); //$NON-NLS-1$
String[] cores = info.getCores();
if (cores != null && cores.length > 0) {
String coreStr;
if (cores.length == 1) {
coreStr = LaunchUIMessages.getString("ProcessPrompter.Core"); //$NON-NLS-1$
} else {
coreStr = LaunchUIMessages.getString("ProcessPrompter.Cores"); //$NON-NLS-1$
}
text.append(" [").append(coreStr).append(": "); //$NON-NLS-1$//$NON-NLS-2$
for (String core : cores) {
text.append(core).append(", "); //$NON-NLS-1$
}
// Remove the last comma and space
text.replace(text.length()-2, text.length(), "]"); //$NON-NLS-1$
}
return text.toString();
}
@Override
public Image getImage(Object element) {
return LaunchImages.get(LaunchImages.IMG_OBJS_EXEC);
}
};
ILabelProvider qprovider = new LabelProvider() {
@Override
public String getText(Object element) {
IProcessExtendedInfo info = (IProcessExtendedInfo)element;
return info.getName();
}
@Override
public Image getImage(Object element) {
return LaunchImages.get(LaunchImages.IMG_OBJS_EXEC);
}
};
// Display the list of processes and have the user choose
ProcessPrompterDialog dialog =
new ProcessPrompterDialog(shell, provider, qprovider);
dialog.setTitle(LaunchUIMessages.getString("LocalAttachLaunchDelegate.Select_Process")); //$NON-NLS-1$
dialog.setMessage(LaunchUIMessages.getString("LocalAttachLaunchDelegate.Select_Process_to_attach_debugger_to")); //$NON-NLS-1$
// Allow for multiple selection
dialog.setMultipleSelection(true);
dialog.setStatusLineAboveButtons(true);
dialog.setValidator(new ISelectionStatusValidator() {
@Override
public IStatus validate(Object[] selection) {
for (Object sel : selection) {
String pid = Integer.toString(((IProcessExtendedInfo)sel).getPid(), 10);
if (prompterInfo.debuggedProcesses.contains(pid)) {
return new Status(IStatus.ERROR, GdbUIPlugin.getUniqueIdentifier(),
MessageFormat.format(LaunchUIMessages.getString("ProcessPrompter.ErrProcessConected"), pid)); //$NON-NLS-1$
}
}
return new Status(IStatus.OK, GdbUIPlugin.getUniqueIdentifier(), ""); //$NON-NLS-1$
}
});
dialog.setElements(plist);
if (dialog.open() == Window.OK) {
Object[] results = dialog.getResult();
if (results != null) {
IProcessExtendedInfo[] processes = new IProcessExtendedInfo[results.length];
for (int i=0; i<processes.length; i++) {
processes[i] = (IProcessExtendedInfo)results[i];
}
return processes;
}
}
}
return null;
}
}