/**
* Use hyperlink detectors to find a text viewer's hyperlinks and return the style ranges to
* render them.
*
* @param textViewer
* @param hyperlinkDetectors
* @return the style ranges to render the detected hyperlinks
*/
public static StyleRange[] getHyperlinkDetectorStyleRanges(
ITextViewer textViewer, IHyperlinkDetector[] hyperlinkDetectors) {
List<StyleRange> styleRangeList = new ArrayList<StyleRange>();
if (hyperlinkDetectors != null && hyperlinkDetectors.length > 0) {
for (int i = 0; i < textViewer.getTextWidget().getText().length(); i++) {
IRegion region = new Region(i, 0);
for (IHyperlinkDetector hyperLinkDetector : hyperlinkDetectors) {
IHyperlink[] hyperlinks = hyperLinkDetector.detectHyperlinks(textViewer, region, true);
if (hyperlinks != null) {
for (IHyperlink hyperlink : hyperlinks) {
StyleRange hyperlinkStyleRange =
new StyleRange(
hyperlink.getHyperlinkRegion().getOffset(),
hyperlink.getHyperlinkRegion().getLength(),
Display.getDefault().getSystemColor(SWT.COLOR_BLUE),
Display.getDefault().getSystemColor(SWT.COLOR_WHITE));
hyperlinkStyleRange.underline = true;
styleRangeList.add(hyperlinkStyleRange);
}
}
}
}
}
StyleRange[] styleRangeArray = new StyleRange[styleRangeList.size()];
styleRangeList.toArray(styleRangeArray);
return styleRangeArray;
}
/**
* Map public URLs to Alt URLs. Replaces {@link URLHyperlink}s computed by default by instances
* with the alternative URL.
*
* @param hyperlinks
*/
private IHyperlink[] removeURLHyperlinksOfManagedResources(IHyperlink[] hyperlinks) {
if (hyperlinks == null) return hyperlinks;
List<IHyperlink> result = new ArrayList<>(hyperlinks.length);
for (int i = 0; i < hyperlinks.length; i++) {
IHyperlink hyperlink = hyperlinks[i];
if (hyperlink instanceof URLHyperlink) {
URLHyperlink urlHyperlink = (URLHyperlink) hyperlink;
String publicUri = urlHyperlink.getURLString();
IConfigurationManagerForIDE cmgr = null;
try {
// get the configuration manager for the edited resource
IResource editedResource =
(IResource) getEditor().getEditorInput().getAdapter(IResource.class);
SadlModelManager visitor =
sadlModelManagerProvider.get(URI.createURI(editedResource.getLocation().toString()));
cmgr = visitor.getConfigurationMgr(editedResource.getLocation().toString());
// map the public URL to the mapped URL
String altUrl = cmgr.getAltUrlFromPublicUri(publicUri);
result.add(new URLHyperlinkExt(hyperlink.getHyperlinkRegion(), altUrl));
// TODO: Actually this hyperlink should not be added
// but if left out, also no Xtext hyperlink appears. Have to check out why
// at least this one is mapped
} catch (ConfigurationException | URISyntaxException | IOException e) {
}
} else {
result.add(hyperlink);
}
}
return result.toArray(hyperlinks);
}