private static List<PsiElement> getTopLevelRegExpChars(String regExpText, Project project) {
@SuppressWarnings("deprecation")
PsiFile file = PsiFileFactory.getInstance(project).createFileFromText("A.regexp", regExpText);
List<PsiElement> result = null;
final PsiElement[] children = file.getChildren();
for (PsiElement child : children) {
PsiElement[] grandChildren = child.getChildren();
if (grandChildren.length != 1)
return Collections
.emptyList(); // a | b, more than one branch, can not predict in current way
for (PsiElement grandGrandChild : grandChildren[0].getChildren()) {
if (result == null) result = new ArrayList<>();
result.add(grandGrandChild);
}
}
return result != null ? result : Collections.<PsiElement>emptyList();
}
@Nullable
public final DomFileDescription<?> getDomFileDescription(PsiElement element) {
if (element instanceof XmlElement) {
final PsiFile psiFile = element.getContainingFile();
if (psiFile instanceof XmlFile) {
return getDomFileDescription((XmlFile) psiFile);
}
}
return null;
}
@Nullable
public VirtualFile findAppDirectory(@Nullable PsiElement element) {
if (element == null) return null;
PsiFile containingFile = element.getContainingFile().getOriginalFile();
VirtualFile file = containingFile.getVirtualFile();
if (file == null) return null;
ProjectFileIndex index =
ProjectRootManager.getInstance(containingFile.getProject()).getFileIndex();
VirtualFile root = index.getContentRootForFile(file);
if (root == null) return null;
return root.findChild(getApplicationDirectoryName());
}
@Override
@NotNull
public AnnotationPlace chooseAnnotationsPlace(@NotNull final PsiElement element) {
if (!element.isPhysical()) return AnnotationPlace.IN_CODE; // element just created
if (!element.getManager().isInProject(element)) return AnnotationPlace.EXTERNAL;
final Project project = myPsiManager.getProject();
final PsiFile containingFile = element.getContainingFile();
final VirtualFile virtualFile = containingFile.getVirtualFile();
LOG.assertTrue(virtualFile != null);
final List<OrderEntry> entries =
ProjectRootManager.getInstance(project).getFileIndex().getOrderEntriesForFile(virtualFile);
if (!entries.isEmpty()) {
for (OrderEntry entry : entries) {
if (!(entry instanceof ModuleOrderEntry)) {
if (AnnotationOrderRootType.getUrls(entry).length > 0) {
return AnnotationPlace.EXTERNAL;
}
break;
}
}
}
final MyExternalPromptDialog dialog =
ApplicationManager.getApplication().isUnitTestMode()
|| ApplicationManager.getApplication().isHeadlessEnvironment()
? null
: new MyExternalPromptDialog(project);
if (dialog != null && dialog.isToBeShown()) {
final PsiElement highlightElement =
element instanceof PsiNameIdentifierOwner
? ((PsiNameIdentifierOwner) element).getNameIdentifier()
: element.getNavigationElement();
LOG.assertTrue(highlightElement != null);
final Editor editor = FileEditorManager.getInstance(project).getSelectedTextEditor();
final List<RangeHighlighter> highlighters = new ArrayList<RangeHighlighter>();
final boolean highlight =
editor != null
&& editor.getDocument()
== PsiDocumentManager.getInstance(project).getDocument(containingFile);
try {
if (highlight) { // do not highlight for batch inspections
final EditorColorsManager colorsManager = EditorColorsManager.getInstance();
final TextAttributes attributes =
colorsManager.getGlobalScheme().getAttributes(EditorColors.SEARCH_RESULT_ATTRIBUTES);
final TextRange textRange = highlightElement.getTextRange();
HighlightManager.getInstance(project)
.addRangeHighlight(
editor,
textRange.getStartOffset(),
textRange.getEndOffset(),
attributes,
true,
highlighters);
final LogicalPosition logicalPosition =
editor.offsetToLogicalPosition(textRange.getStartOffset());
editor.getScrollingModel().scrollTo(logicalPosition, ScrollType.CENTER);
}
dialog.show();
if (dialog.getExitCode() == 2) {
return AnnotationPlace.EXTERNAL;
} else if (dialog.getExitCode() == 1) {
return AnnotationPlace.NOWHERE;
}
} finally {
if (highlight) {
HighlightManager.getInstance(project)
.removeSegmentHighlighter(editor, highlighters.get(0));
}
}
} else if (dialog != null) {
dialog.close(DialogWrapper.OK_EXIT_CODE);
}
return AnnotationPlace.IN_CODE;
}