@Override
public void update(final AnActionEvent event) {
if (event.getProject() == null
|| event.getData(EditorGutter.KEY) != null
|| Boolean.TRUE.equals(event.getData(CommonDataKeys.EDITOR_VIRTUAL_SPACE))) {
event.getPresentation().setEnabled(false);
return;
}
for (GotoDeclarationHandler handler :
Extensions.getExtensions(GotoDeclarationHandler.EP_NAME)) {
try {
String text = handler.getActionText(event.getDataContext());
if (text != null) {
Presentation presentation = event.getPresentation();
presentation.setText(text);
break;
}
} catch (AbstractMethodError e) {
LOG.error(handler.toString(), e);
}
}
super.update(event);
}
@Nullable
public static PsiElement[] findTargetElementsNoVS(
Project project, Editor editor, int offset, boolean lookupAccepted) {
Document document = editor.getDocument();
PsiFile file = PsiDocumentManager.getInstance(project).getPsiFile(document);
if (file == null) return null;
PsiElement elementAt =
file.findElementAt(TargetElementUtil.adjustOffset(file, document, offset));
for (GotoDeclarationHandler handler :
Extensions.getExtensions(GotoDeclarationHandler.EP_NAME)) {
try {
PsiElement[] result = handler.getGotoDeclarationTargets(elementAt, offset, editor);
if (result != null && result.length > 0) {
for (PsiElement element : result) {
if (element == null) {
LOG.error("Null target element is returned by " + handler.getClass().getName());
return null;
}
}
return result;
}
} catch (AbstractMethodError e) {
LOG.error(new ExtensionException(handler.getClass()));
}
}
int flags =
TargetElementUtil.getInstance().getAllAccepted() & ~TargetElementUtil.ELEMENT_NAME_ACCEPTED;
if (!lookupAccepted) {
flags &= ~TargetElementUtil.LOOKUP_ITEM_ACCEPTED;
}
PsiElement element = TargetElementUtil.getInstance().findTargetElement(editor, flags, offset);
if (element != null) {
return new PsiElement[] {element};
}
// if no references found in injected fragment, try outer document
if (editor instanceof EditorWindow) {
EditorWindow window = (EditorWindow) editor;
return findTargetElementsNoVS(
project,
window.getDelegate(),
window.getDocument().injectedToHost(offset),
lookupAccepted);
}
return null;
}
