/*******************************************************************************
* Copyright (c) 2000, 2013 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.debug.internal.ui.preferences;
import java.text.ParseException;
import java.util.Arrays;
import java.util.Date;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.model.IDebugElement;
import org.eclipse.debug.core.model.IProcess;
import org.eclipse.debug.internal.ui.IDebugHelpContextIds;
import org.eclipse.debug.internal.ui.SWTFactory;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.BidiSegmentEvent;
import org.eclipse.swt.custom.BidiSegmentListener;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.dialogs.PropertyPage;
import com.ibm.icu.text.DateFormat;
public class ProcessPropertyPage extends PropertyPage {
private static Font fHeadingFont = JFaceResources.getFontRegistry().getBold(JFaceResources.DIALOG_FONT);
/**
* Constructor for ProcessPropertyPage
*/
public ProcessPropertyPage() {
super();
}
/* (non-Javadoc)
* @see org.eclipse.jface.preference.PreferencePage#createContents(org.eclipse.swt.widgets.Composite)
*/
@Override
protected Control createContents(Composite ancestor) {
noDefaultAndApplyButton();
Composite parent = SWTFactory.createComposite(ancestor, ancestor.getFont(), 1, 1, GridData.FILL_BOTH);
IProcess proc = getProcess();
//create the process time section
SWTFactory.createLabel(parent, DebugPreferencesMessages.ProcessPropertyPage_0, fHeadingFont, 1);
Text text = SWTFactory.createText(parent, SWT.READ_ONLY, 1);
((GridData)text.getLayoutData()).horizontalIndent = 10;
PlatformUI.getWorkbench().getHelpSystem().setHelp(text, IDebugHelpContextIds.PROCESS_PAGE_RUN_AT);
text.setText(getTimeText(proc));
text.setBackground(parent.getBackground());
SWTFactory.createVerticalSpacer(parent, 2);
//create the path name section
SWTFactory.createLabel(parent, DebugPreferencesMessages.ProcessPropertyPage_1, fHeadingFont, 1);
text = SWTFactory.createText(parent, SWT.WRAP | SWT.READ_ONLY, 1);
((GridData)text.getLayoutData()).horizontalIndent = 10;
text.setText(getPathText(proc));
text.setBackground(parent.getBackground());
SWTFactory.createVerticalSpacer(parent, 2);
//create working directory section
SWTFactory.createLabel(parent, DebugPreferencesMessages.ProcessPropertyPage_6, fHeadingFont, 1);
text = SWTFactory.createText(parent, SWT.WRAP | SWT.READ_ONLY, 1);
((GridData)text.getLayoutData()).horizontalIndent = 10;
text.setText(getWorkingDirectory(proc));
text.setBackground(parent.getBackground());
SWTFactory.createVerticalSpacer(parent, 2);
//create command line section
SWTFactory.createLabel(parent, DebugPreferencesMessages.ProcessPropertyPage_Command_Line__1, fHeadingFont, 1);
StyledText styledText = SWTFactory.createStyledText(parent,
SWT.WRAP | SWT.READ_ONLY | SWT.BORDER | SWT.V_SCROLL,
1,
convertWidthInCharsToPixels(13),
convertHeightInCharsToPixels(10),
GridData.FILL_BOTH);
styledText.setBackground(parent.getBackground());
((GridData)styledText.getLayoutData()).horizontalIndent = 10;
String commandLineText = DebugPreferencesMessages.ProcessPropertyPage_5;
if (proc != null) {
commandLineText = proc.getAttribute(IProcess.ATTR_CMDLINE);
String[] arguments = DebugPlugin.parseArguments(commandLineText);
int count = arguments.length;
if (count > 1) {
// render as one argument per line, but don't copy line delimiters to clipboard:
final int[] segments = new int[count - 1];
commandLineText = DebugPlugin.renderArguments(arguments, segments);
styledText.addBidiSegmentListener(new BidiSegmentListener() {
@Override
public void lineGetSegments(BidiSegmentEvent event) {
int offset = event.lineOffset;
int end = offset + event.lineText.length();
// extract segments for the current line:
int iStart = Arrays.binarySearch(segments, offset);
if (iStart < 0) {
iStart = -iStart - 1;
}
int i = iStart;
while (i < segments.length && segments[i] < end) {
i++;
}
int n = i - iStart;
if (n > 0) {
if (n == segments.length) {
event.segments = segments;
} else {
int[] lineSegments = new int[n];
System.arraycopy(segments, iStart, lineSegments, 0, n);
event.segments = lineSegments;
}
final char[] chars = new char[n];
Arrays.fill(chars, '\n');
event.segmentsChars = chars;
}
}
});
}
}
if(commandLineText != null) {
styledText.setText(commandLineText);
}
//create environment section
SWTFactory.createLabel(parent, DebugPreferencesMessages.ProcessPropertyPage_7, fHeadingFont, 1);
text = SWTFactory.createText(parent,
SWT.H_SCROLL | SWT.READ_ONLY | SWT.BORDER | SWT.V_SCROLL,
1,
convertWidthInCharsToPixels(13),
convertHeightInCharsToPixels(8),
GridData.FILL_BOTH);
text.setBackground(parent.getBackground());
((GridData)text.getLayoutData()).horizontalIndent = 10;
text.setText(getEnvironment(proc));
setTitle(DebugPreferencesMessages.ProcessPropertyPage_2);
return parent;
}
/**
* Gets the process from the selected element
* @return the process or null if the element is not a process
*
* @since 3.2
*/
private IProcess getProcess() {
IProcess proc = null;
Object obj = getElement();
if (obj instanceof IDebugElement) {
obj = ((IDebugElement)obj).getDebugTarget().getProcess();
}
if (obj instanceof IProcess) {
proc = ((IProcess)obj);
}
return proc;
}
/**
* returns the path text
* @param proc the process to extract the path text from
* @return the path text or a message indicating no path text available
*
* @see DebugPlugin#ATTR_PATH
* @since 3.2
*/
private String getPathText(IProcess proc) {
String text = DebugPreferencesMessages.ProcessPropertyPage_3;
if(proc != null) {
String tmp = proc.getAttribute(DebugPlugin.ATTR_PATH);
if(tmp != null) {
return tmp;
}
tmp = proc.getLabel();
int idx = tmp.lastIndexOf("("); //$NON-NLS-1$
if(idx < 0) {
idx = tmp.length();
}
text = tmp.substring(0, idx);
}
return text;
}
/**
* gets the pattern of text from the process label specified by RegEx
* @param proc the process to compile the RegEx against
* @param deftext the default text to return if the process is null
* @param regex the RegEx to match in the process label
* @return the RegEx matched text or the default supplied text if the process is null
*
* @see DebugPlugin#ATTR_RUN_AT_TIME
* @since 3.2
*/
private String getTimeText(IProcess proc) {
String text = DebugPreferencesMessages.ProcessPropertyPage_4;
if(proc != null) {
String tmp = proc.getAttribute(DebugPlugin.ATTR_LAUNCH_TIMESTAMP);
if(tmp != null) {
//check to see if the date/time is just the raw long (as a string)
try {
long l = Long.parseLong(tmp);
return DateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.MEDIUM).format(new Date(l));
}
catch(NumberFormatException nfe) {
//not a number try to format the string so it always looks the same
try {
Date fdate = DateFormat.getInstance().parse(tmp);
return DateFormat.getDateTimeInstance(DateFormat.MEDIUM, DateFormat.MEDIUM).format(fdate);
}
catch(ParseException pe) {
//couldn't do it, return the raw string
}
}
return tmp;
}
Pattern pattern = Pattern.compile("\\(.*\\)"); //$NON-NLS-1$
Matcher matcher = pattern.matcher(proc.getLabel());
if(matcher.find()) {
text = matcher.group(0);
}
}
return text;
}
/**
* Initializes the text to be displayed in the environment text widget
* @param proc
* @return the environment path or a default string never <code>null</code>
*
* @see DebugPlugin#ATTR_ENVIRONMENT
* @since 3.8
*/
String getEnvironment(IProcess proc) {
String env = DebugPreferencesMessages.ProcessPropertyPage_8;
if(proc != null) {
String tmp = proc.getAttribute(DebugPlugin.ATTR_ENVIRONMENT);
if(tmp != null) {
return tmp;
}
}
return env;
}
/**
* Initializes the text to be displayed in the working directory text widget
*
* @param proc
* @return the text to display or a default {@link String} never <code>null</code>
*
* @see DebugPlugin#ATTR_WORKING_DIRECTORY
* @since 3.8
*/
String getWorkingDirectory(IProcess proc) {
String wd = DebugPreferencesMessages.ProcessPropertyPage_9;
if(proc != null) {
String tmp = proc.getAttribute(DebugPlugin.ATTR_WORKING_DIRECTORY);
if(tmp != null) {
return tmp;
}
}
return wd;
}
/* (non-Javadoc)
* @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
*/
@Override
public void createControl(Composite parent) {
super.createControl(parent);
PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(), IDebugHelpContextIds.PROCESS_PROPERTY_PAGE);
}
}