private String trim(final StringBuffer buffer, final TextPresentation presentation) {
int length = buffer.length();
int end = length - 1;
while (end >= 0 && Character.isWhitespace(buffer.charAt(end))) {
--end;
}
if (end == -1) {
return ""; //$NON-NLS-1$
}
if (end < length - 1) {
buffer.delete(end + 1, length);
} else {
end = length;
}
int start = 0;
while (start < end && Character.isWhitespace(buffer.charAt(start))) {
++start;
}
buffer.delete(0, start);
presentation.setResultWindow(new Region(start, buffer.length()));
return buffer.toString();
}
/*
* @see org.eclipse.cdt.dsf.debug.internal.ui.disassembly.presentation.ISourcePresentationCreator#getPresentation(org.eclipse.jface.text.IRegion, org.eclipse.jface.text.IDocument)
*/
public TextPresentation getPresentation(IRegion region, IDocument document) {
assert fViewer != null;
if (fViewer == null) {
return null;
}
if (fPresentation == null) {
setDocumentToDamagers(document);
setDocumentToRepairers(document);
int docLength = document.getLength();
if (docLength <= 128 * 1024) {
IRegion all = new Region(0, docLength);
fPresentation = createPresentation(all, document);
} else {
return createPresentation(region, document);
}
}
fPresentation.setResultWindow(region);
return fPresentation;
}