/**
* Event.detail line start offset (input) Event.text line text (input) LineStyleEvent.styles
* Enumeration of StyleRanges, need to be in order. (output) LineStyleEvent.background line
* background color (output)
*/
public void lineGetStyle(LineStyleEvent event) {
Vector styles = new Vector();
int token;
StyleRange lastStyle;
// If the line is part of a block comment, create one style for the entire line.
if (inBlockComment(event.lineOffset, event.lineOffset + event.lineText.length())) {
styles.addElement(
new StyleRange(event.lineOffset, event.lineText.length(), getColor(COMMENT), null));
event.styles = new StyleRange[styles.size()];
styles.copyInto(event.styles);
return;
}
Color defaultFgColor = ((Control) event.widget).getForeground();
scanner.setRange(event.lineText);
token = scanner.nextToken();
while (token != EOF) {
if (token == OTHER) {
// do nothing for non-colored tokens
} else if (token != WHITE) {
Color color = getColor(token);
// Only create a style if the token color is different than the
// widget's default foreground color and the token's style is not
// bold. Keywords are bolded.
if ((!color.equals(defaultFgColor)) || (token == KEY)) {
StyleRange style =
new StyleRange(
scanner.getStartOffset() + event.lineOffset, scanner.getLength(), color, null);
if (token == KEY) {
style.fontStyle = SWT.BOLD;
}
if (styles.isEmpty()) {
styles.addElement(style);
} else {
// Merge similar styles. Doing so will improve performance.
lastStyle = (StyleRange) styles.lastElement();
if (lastStyle.similarTo(style) && (lastStyle.start + lastStyle.length == style.start)) {
lastStyle.length += style.length;
} else {
styles.addElement(style);
}
}
}
} else if ((!styles.isEmpty())
&& ((lastStyle = (StyleRange) styles.lastElement()).fontStyle == SWT.BOLD)) {
int start = scanner.getStartOffset() + event.lineOffset;
lastStyle = (StyleRange) styles.lastElement();
// A font style of SWT.BOLD implies that the last style
// represents a java keyword.
if (lastStyle.start + lastStyle.length == start) {
// Have the white space take on the style before it to
// minimize the number of style ranges created and the
// number of font style changes during rendering.
lastStyle.length += scanner.getLength();
}
}
token = scanner.nextToken();
}
event.styles = new StyleRange[styles.size()];
styles.copyInto(event.styles);
}
public void parseBlockComments(String text) {
blockComments = new Vector();
StringReader buffer = new StringReader(text);
int ch;
boolean blkComment = false;
int cnt = 0;
int[] offsets = new int[2];
boolean done = false;
try {
while (!done) {
switch (ch = buffer.read()) {
case -1:
{
if (blkComment) {
offsets[1] = cnt;
blockComments.addElement(offsets);
}
done = true;
break;
}
case '/':
{
ch = buffer.read();
if ((ch == '*') && (!blkComment)) {
offsets = new int[2];
offsets[0] = cnt;
blkComment = true;
cnt++;
} else {
cnt++;
}
cnt++;
break;
}
case '*':
{
if (blkComment) {
ch = buffer.read();
cnt++;
if (ch == '/') {
blkComment = false;
offsets[1] = cnt;
blockComments.addElement(offsets);
}
}
cnt++;
break;
}
default:
{
cnt++;
break;
}
}
}
} catch (IOException e) {
// ignore errors
}
}
public void setFiles(String[] fileNames) {
int size = Arrays.asList(fileNames).size();
Vector iFileNames = new Vector();
for (int i = 0; i < size; i++) {
IResource resource = workspaceRoot.findMember(fileNames[i]);
if (resource instanceof IFile) iFileNames.addElement(resource);
}
IFile[] dummyArray = new IFile[iFileNames.size()];
this.fileNames = (IFile[]) (iFileNames.toArray(dummyArray));
}
boolean inBlockComment(int start, int end) {
for (int i = 0; i < blockComments.size(); i++) {
int[] offsets = (int[]) blockComments.elementAt(i);
// start of comment in the line
if ((offsets[0] >= start) && (offsets[0] <= end)) return true;
// end of comment in the line
if ((offsets[1] >= start) && (offsets[1] <= end)) return true;
if ((offsets[0] <= start) && (offsets[1] >= end)) return true;
}
return false;
}
private void removeMapping(Shell shell) {
TableItem[] itemsIdMaps = fIdMapsTable.getSelection();
TableItem[] itemsMappings = fMappingsTable.getSelection();
if (itemsMappings.length > 0 && itemsIdMaps.length > 0) {
Mapping mapping = (Mapping) itemsMappings[0].getData();
IdMap idmap = (IdMap) itemsIdMaps[0].getData();
HashMap idmapHS = (HashMap) fIdMaps.get(idmap.getName());
idmapHS.remove(mapping.getKey());
Vector mappings = idmap.getMappings();
mappings.remove(mapping);
itemsMappings[0].dispose(); // Table is single selection
}
}
private void editIdMap(Shell shell) {
TableItem[] items = fIdMapsTable.getSelection();
if (items.length > 0) {
IdMap idmap = (IdMap) items[0].getData();
XMLCompareEditCopyIdMapDialog dialog =
new XMLCompareEditCopyIdMapDialog(shell, idmap, fIdMaps, fIdMapsInternal);
if (dialog.open() == Window.OK) {
String new_idmapName = dialog.getResult();
if (!fIdMaps.containsKey(new_idmapName)) {
// copy over id mappings
Vector newMappings = new Vector();
IdMap newIdMap = new IdMap(new_idmapName, false, newMappings);
HashMap newIdmapHM = new HashMap();
fIdMaps.put(newIdMap.getName(), newIdmapHM);
Vector Mappings = idmap.getMappings();
for (Enumeration enumeration = Mappings.elements(); enumeration.hasMoreElements(); ) {
Mapping mapping = (Mapping) enumeration.nextElement();
Mapping newMapping =
new Mapping(mapping.getElement(), mapping.getSignature(), mapping.getIdAttribute());
newMappings.add(newMapping);
newIdmapHM.put(newMapping.getKey(), newMapping.getIdAttribute());
}
// copy over ordered entries
ArrayList orderedAL = idmap.getOrdered();
if (orderedAL != null && orderedAL.size() > 0) {
ArrayList newOrderedAL = new ArrayList();
newIdMap.setOrdered(newOrderedAL);
ArrayList idmapOrdered = new ArrayList();
fOrderedElements.put(newIdMap.getName(), idmapOrdered);
for (Iterator iter = orderedAL.iterator(); iter.hasNext(); ) {
Mapping ordered = (Mapping) iter.next();
Mapping newOrdered = new Mapping(ordered.getElement(), ordered.getSignature());
newOrderedAL.add(newOrdered);
idmapOrdered.add(newOrdered.getKey());
}
}
newIdMapsTableItem(newIdMap, true);
selectionChanged();
}
}
}
}
private void fillIdMaps(boolean internal) {
HashMap IdMaps = (internal) ? fIdMapsInternal : fIdMaps;
HashMap OrderedElements = (internal) ? fOrderedElementsInternal : fOrderedElements;
Set IdMapKeys = IdMaps.keySet();
for (Iterator iter_internal = IdMapKeys.iterator(); iter_internal.hasNext(); ) {
String IdMapName = (String) iter_internal.next();
Vector Mappings = new Vector();
IdMap idmap = new IdMap(IdMapName, internal, Mappings);
// create mappings of internal idmaps
HashMap idmapHM = (HashMap) IdMaps.get(IdMapName);
Set idmapKeys = idmapHM.keySet();
for (Iterator iter_idmap = idmapKeys.iterator(); iter_idmap.hasNext(); ) {
Mapping mapping = new Mapping();
String signature = (String) iter_idmap.next();
int end_of_signature = signature.lastIndexOf(SIGN_SEPARATOR, signature.length() - 2);
if (end_of_signature < XMLStructureCreator.ROOT_ID.length() + 1)
mapping.setSignature(""); // $NON-NLS-1$
else
mapping.setSignature(
signature.substring(XMLStructureCreator.ROOT_ID.length() + 1, end_of_signature));
mapping.setElement(signature.substring(end_of_signature + 1, signature.length() - 1));
mapping.setIdAttribute((String) idmapHM.get(signature));
Mappings.add(mapping);
}
// create ordered mappings
ArrayList idmapOrdered = (ArrayList) OrderedElements.get(IdMapName);
if (idmapOrdered != null) {
setOrdered(idmap, idmapOrdered);
}
// set extension
if (fIdExtensionToName.containsValue(IdMapName)) {
Set keySet = fIdExtensionToName.keySet();
String extension = new String();
for (Iterator iter = keySet.iterator(); iter.hasNext(); ) {
extension = (String) iter.next();
if (((String) fIdExtensionToName.get(extension)).equals(IdMapName)) break;
}
idmap.setExtension(extension);
}
newIdMapsTableItem(idmap, false);
}
}
public void setVisible(boolean visible) {
if (visible == true) {
if (fFilters != null) {
sourceFileViewer.resetFilters();
for (Iterator i = fFilters.iterator(); i.hasNext(); )
sourceFileViewer.addFilter((ViewerFilter) i.next());
}
sourceFileViewer.setInput(ResourcesPlugin.getWorkspace().getRoot());
}
super.setVisible(visible);
}
protected void selectionChanged() {
TableItem[] items = fIdMapsTable.getSelection();
if (items.length > 0) {
// Refresh Mappings Table
fMappingsTable.removeAll();
Vector Mappings = ((IdMap) items[0].getData()).getMappings();
for (Enumeration enumeration = Mappings.elements(); enumeration.hasMoreElements(); ) {
newMappingsTableItem((Mapping) enumeration.nextElement(), false);
}
// Refresh Ordered Table
fOrderedTable.removeAll();
ArrayList Ordered = ((IdMap) items[0].getData()).getOrdered();
if (Ordered != null) {
for (Iterator iter_ordered = Ordered.iterator(); iter_ordered.hasNext(); ) {
newOrderedTableItem((Mapping) iter_ordered.next(), false);
}
}
}
updateEnabledState();
}
private void addMapping(Shell shell) {
TableItem[] items = fIdMapsTable.getSelection();
if (items.length > 0) {
IdMap idmap = (IdMap) items[0].getData();
Mapping mapping = new Mapping();
HashMap idmapHM = (HashMap) fIdMaps.get(idmap.getName());
XMLCompareEditMappingDialog dialog =
new XMLCompareEditMappingDialog(shell, mapping, idmapHM, false);
if (dialog.open() == Window.OK) {
String idmapHMKey = mapping.getKey();
if (idmapHM == null) idmapHM = new HashMap();
if (!idmapHM.containsKey(idmapHMKey)) {
idmapHM.put(idmapHMKey, mapping.getIdAttribute());
newMappingsTableItem(mapping, true);
Vector mappings = idmap.getMappings();
mappings.add(mapping);
}
}
}
}
public void addFilter(ViewerFilter filter) {
if (fFilters == null) fFilters = new Vector();
fFilters.add(filter);
}
