/*******************************************************************************
* Copyright (c) 2001, 2006 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.wst.xml.ui.internal.validation.core.errorinfo;
import java.util.List;
import com.ibm.icu.util.StringTokenizer;
import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.SelectionChangedEvent;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.StyleRange;
import org.eclipse.swt.custom.StyledText;
import org.eclipse.swt.events.MouseEvent;
import org.eclipse.swt.events.MouseMoveListener;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.wst.xml.core.internal.validation.core.ValidationMessage;
import org.eclipse.wst.xml.ui.internal.validation.XMLValidationUIMessages;
public class ReferencedFileErrorDialog extends Dialog {
protected TaskListTableViewer tableViewer;
protected List errorList;
protected String markedUpDetailsMessage;
protected String contextFile;
protected String referencedFile;
protected StyledText styledText;
protected Text fullFileNameField;
public ReferencedFileErrorDialog(Shell parentShell, List errorList, String contextFile, String referencedFile) {
super(parentShell);
int styleBits = getShellStyle() | SWT.RESIZE;
styleBits &= ~SWT.APPLICATION_MODAL;
setShellStyle(styleBits);
this.errorList = errorList;
this.referencedFile = referencedFile;
this.contextFile = contextFile;
this.markedUpDetailsMessage = getMarkedUpDetailsMessage();
}
public int createAndOpen() {
create();
getShell().setText(XMLValidationUIMessages._UI_REF_FILE_ERROR_DETAILS);
setBlockOnOpen(false);
return open();
}
protected Control createButtonBar(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
composite.setLayout(new GridLayout(2, false));
composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
fullFileNameField = new Text(composite, SWT.NONE);
fullFileNameField.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
fullFileNameField.setBackground(parent.getBackground());
fullFileNameField.setEditable(false);
super.createButtonBar(composite);
return composite;
}
protected Control createDialogArea(Composite parent) {
Composite dialogArea = (Composite) super.createDialogArea(parent);
dialogArea.setLayout(new GridLayout());
Composite c = new Composite(dialogArea, SWT.NONE);
c.setLayout(new GridLayout());
c.setLayoutData(createGridData(true, -1, 200));
styledText = new StyledText(c, SWT.MULTI | SWT.WRAP);
styledText.setBackground(c.getBackground());
setStyledText(styledText, markedUpDetailsMessage);
styledText.setEditable(false);
styledText.setLayoutData(createGridData(false, 650, -1));
MouseListener mouseListener = new MouseListener();
styledText.addMouseMoveListener(mouseListener);
tableViewer = new TaskListTableViewer(c, 10);
tableViewer.setInput(errorList);
tableViewer.addSelectionChangedListener(new InternalSelectionListener());
tableViewer.getControl().setLayoutData(createGridData(true, 700, -1));
return dialogArea;
}
String getFullURI(int offset) {
String uri = ""; //$NON-NLS-1$
int index = getIndex(offset);
if (index != -1) {
if ((index == 0) || (index == 2) || (index == 3)) {
uri = referencedFile;
}
else {
uri = contextFile;
}
}
return uri;
}
private int getIndex(int offset) {
int result = -1;
StyleRange[] range = styledText.getStyleRanges();
for (int i = 0; i < range.length; i++) {
int l = range[i].start;
int r = l + range[i].length;
if ((l <= offset) && (r >= offset)) {
result = i;
break;
}
}
return result;
}
class MouseListener implements MouseMoveListener {
public void mouseMove(MouseEvent event) {
String toolTipText = ""; //$NON-NLS-1$
try {
int offset = styledText.getOffsetAtLocation(new Point(event.x, event.y));
toolTipText = getFullURI(offset);
}
catch (Exception e) {
// Do nothing.
}
styledText.setToolTipText(toolTipText);
if ((toolTipText != null) && (toolTipText.length() > 0)) {
fullFileNameField.setText(toolTipText);
}
}
}
private String getMarkedUpDetailsMessage() {
String detailsMessage = ""; //$NON-NLS-1$
// TODO... need to move '_UI_REF_FILE_ERROR_DESCRIPTION' to this
// plugin's properties file
//
String string = XMLValidationUIMessages._UI_REF_FILE_ERROR_DESCRIPTION;
// TODO... need to edit the properties file to remove "'" characters
// from the string
// I'm using these characters to markup the bold font. It's safer if I
// add these programtically.
//
string = removePattern(string, "'"); //$NON-NLS-1$
String c = "'" + getLastSegment(contextFile) + "'"; //$NON-NLS-1$ //$NON-NLS-2$
String r = "'" + getLastSegment(referencedFile) + "'"; //$NON-NLS-1$ //$NON-NLS-2$
detailsMessage = NLS.bind(string, new Object[]{r, c, r, c});
return detailsMessage;
}
private String removePattern(String string, String pattern) {
while (true) {
int index = string.indexOf(pattern);
if (index != -1) {
string = string.substring(0, index) + string.substring(index + pattern.length());
}
else {
break;
}
}
return string;
}
private void setStyledText(StyledText styledText, String text) {
String visibleMessage = ""; //$NON-NLS-1$
for (StringTokenizer st = new StringTokenizer(markedUpDetailsMessage, "'", false); st.hasMoreTokens();) //$NON-NLS-1$
{
String token = st.nextToken();
visibleMessage += token;
}
styledText.setText(visibleMessage);
// dw Font font = styledText.getFont();
boolean inQuote = false;
int position = 0;
for (StringTokenizer st = new StringTokenizer(markedUpDetailsMessage, "'", true); st.hasMoreTokens();) //$NON-NLS-1$
{
String token = st.nextToken();
if (token.equals("'")) //$NON-NLS-1$
{
inQuote = !inQuote;
}
else {
if (inQuote) {
try {
StyleRange style = new StyleRange(position, token.length(), styledText.getForeground(), styledText.getBackground(), SWT.BOLD);
styledText.setStyleRange(style);
}
catch (Exception e) {
e.printStackTrace();
}
}
position = position + token.length();
}
}
}
private static GridData createGridData(boolean fillBoth, int w, int h) {
GridData gd = new GridData(fillBoth ? GridData.FILL_BOTH : GridData.FILL_HORIZONTAL);
gd.widthHint = w;
gd.heightHint = h;
return gd;
}
private static String getLastSegment(String uri) {
String result = uri;
int index = Math.max(uri.lastIndexOf("/"), uri.lastIndexOf("\\")); //$NON-NLS-1$ //$NON-NLS-2$
if (index != -1) {
result = uri.substring(index + 1);
}
return result;
}
protected class InternalSelectionListener implements ISelectionChangedListener {
public void selectionChanged(SelectionChangedEvent event) {
ISelection selection = event.getSelection();
if (selection instanceof StructuredSelection) {
ValidationMessage validationMessage = (ValidationMessage) ((StructuredSelection) selection).getFirstElement();
if (validationMessage != null) {
String uristring = validationMessage.getUri();
ReferencedFileErrorUtility.openEditorAndGotoError(uristring, validationMessage.getLineNumber(), validationMessage.getColumnNumber());
}
}
}
}
}