@Override
public void doApplyInformationToEditor() {
final boolean virtSpace =
TargetElementUtil.inVirtualSpace(myEditor, myEditor.getCaretModel().getOffset());
final List<HighlightInfo> infos =
virtSpace ? Collections.<HighlightInfo>emptyList() : getHighlights();
UpdateHighlightersUtil.setHighlightersToEditor(
myProject, myDocument, 0, myFile.getTextLength(), infos, getColorsScheme(), getId());
}
@NotNull
@VisibleForTesting
public static PsiElement[] findAllTargetElements(Project project, Editor editor, int offset) {
if (TargetElementUtil.inVirtualSpace(editor, offset)) {
return PsiElement.EMPTY_ARRAY;
}
final PsiElement[] targets = findTargetElementsNoVS(project, editor, offset, true);
return targets != null ? targets : PsiElement.EMPTY_ARRAY;
}
// returns true if processor is run or is going to be run after showing popup
public static boolean chooseAmbiguousTarget(
@NotNull Editor editor,
int offset,
@NotNull PsiElementProcessor<PsiElement> processor,
@NotNull String titlePattern,
@Nullable PsiElement[] elements) {
if (TargetElementUtil.inVirtualSpace(editor, offset)) {
return false;
}
final PsiReference reference = TargetElementUtil.findReference(editor, offset);
if (elements == null || elements.length == 0) {
elements =
reference == null
? PsiElement.EMPTY_ARRAY
: PsiUtilCore.toPsiElementArray(
underModalProgress(
reference.getElement().getProject(),
"Resolving Reference...",
() -> suggestCandidates(reference)));
}
if (elements.length == 1) {
PsiElement element = elements[0];
LOG.assertTrue(element != null);
processor.execute(element);
return true;
}
if (elements.length > 1) {
String title;
if (reference == null) {
title = titlePattern;
} else {
final TextRange range = reference.getRangeInElement();
final String elementText = reference.getElement().getText();
LOG.assertTrue(
range.getStartOffset() >= 0 && range.getEndOffset() <= elementText.length(),
Arrays.toString(elements) + ";" + reference);
final String refText = range.substring(elementText);
title = MessageFormat.format(titlePattern, refText);
}
NavigationUtil.getPsiElementPopup(
elements, new DefaultPsiElementCellRenderer(), title, processor)
.showInBestPositionFor(editor);
return true;
}
return false;
}