/** Uninstall this reconciler from the editor */
public void uninstall() {
if (presenter != null) presenter.setCanceled(true);
if (sourceViewer.getDocument() != null) {
if (calculator != null) {
XtextDocument document = (XtextDocument) sourceViewer.getDocument();
document.removeModelListener(this);
sourceViewer.removeTextInputListener(this);
}
}
sourceViewer = null;
presenter = null;
}
/**
* Install this reconciler on the given editor and presenter.
*
* @param editor the editor
* @param sourceViewer the source viewer
* @param presenter the highlighting presenter
*/
public void install(XtextSourceViewer sourceViewer, HighlightingPresenter presenter) {
this.presenter = presenter;
this.sourceViewer = sourceViewer;
if (calculator != null) {
((IXtextDocument) sourceViewer.getDocument()).addModelListener(this);
sourceViewer.addTextInputListener(this);
}
refresh();
}
/** Refreshes the highlighting. */
public void refresh() {
if (calculator != null) {
((XtextDocument) sourceViewer.getDocument())
.readOnly(
new IUnitOfWork.Void<XtextResource>() {
@Override
public void process(XtextResource state) throws Exception {
modelChanged(state);
}
});
} else {
Display display = getDisplay();
display.asyncExec(presenter.createSimpleUpdateRunnable());
}
}