/**
* @param offset
* @return
*/
protected IRegion getRegion(IDocument document, int offset) {
StructuredModelWrapper smw = new StructuredModelWrapper();
try {
smw.init(document);
Document xmlDocument = smw.getDocument();
if (xmlDocument == null) return null;
Node n = Utils.findNodeForOffset(xmlDocument, offset);
if (n == null || !(n instanceof Attr)) return null;
int start = Utils.getValueStart(n);
int end = Utils.getValueEnd(n);
if (start > offset) return null;
String attrText = document.get(start, end - start);
StringBuffer sb = new StringBuffer(attrText);
// find start of css class
int bStart = offset - start;
while (bStart >= 0) {
if (!Character.isJavaIdentifierPart(sb.charAt(bStart))
&& sb.charAt(bStart) != '_'
&& sb.charAt(bStart) != '-'
&& sb.charAt(bStart) != '.') {
bStart++;
break;
}
if (bStart == 0) break;
bStart--;
}
// find end of css class
int bEnd = offset - start;
while (bEnd < sb.length()) {
if (!Character.isJavaIdentifierPart(sb.charAt(bEnd))
&& sb.charAt(bEnd) != '_'
&& sb.charAt(bEnd) != '-'
&& sb.charAt(bEnd) != '.') break;
bEnd++;
}
final int propStart = bStart + start;
final int propLength = bEnd - bStart;
if (propStart > offset || propStart + propLength < offset) return null;
return new Region(propStart, propLength);
} catch (BadLocationException x) {
// ignore
return null;
} finally {
smw.dispose();
}
}
public static IHyperlinkRegion getRegion(IDocument document, final int offset) {
StructuredModelWrapper smw = new StructuredModelWrapper();
try {
smw.init(document);
Document xmlDocument = smw.getDocument();
if (xmlDocument == null) return null;
Node n = Utils.findNodeForOffset(xmlDocument, offset);
if (n == null || !(n instanceof Attr)) return null;
int start = Utils.getValueStart(n);
int end = Utils.getValueEnd(n);
if (start < 0 || start > offset) return null;
String attrText = document.get(start, end - start);
StringBuffer sb = new StringBuffer(attrText);
// find start of bean property
int bStart = offset - start;
while (bStart >= 0) {
if (!Character.isJavaIdentifierPart(sb.charAt(bStart)) && sb.charAt(bStart) != '.') {
bStart++;
break;
}
if (bStart == 0) break;
bStart--;
}
// find end of bean property
int bEnd = offset - start;
while (bEnd < sb.length()) {
if (!Character.isJavaIdentifierPart(sb.charAt(bEnd)) && sb.charAt(bEnd) != '.') break;
bEnd++;
}
int propStart = bStart + start;
int propLength = bEnd - bStart;
if (propStart > offset || propStart + propLength < offset) return null;
IHyperlinkRegion region = new HyperlinkRegion(propStart, propLength, null, null, null);
return region;
} catch (BadLocationException x) {
JSFExtensionsPlugin.log("", x); // $NON-NLS-1$
return null;
} finally {
smw.dispose();
}
}