public void beforePropertyChange(@NotNull final PsiTreeChangeEvent event) {
if (event.getPropertyName().equals(PsiTreeChangeEvent.PROP_FILE_NAME)
|| event.getPropertyName().equals(PsiTreeChangeEvent.PROP_DIRECTORY_NAME)) {
final PsiElement psiElement = event.getChild();
if (psiElement instanceof PsiFile || psiElement instanceof PsiDirectory) {
final Module module = ModuleUtil.findModuleForPsiElement(psiElement);
if (module == null) return;
final String url =
((PsiDirectory) psiElement.getParent()).getVirtualFile().getUrl()
+ "/"
+ event.getNewValue();
final AbstractUrl childUrl =
psiElement instanceof PsiFile
? new PsiFileUrl(url)
: new DirectoryUrl(url, module.getName());
for (String listName : myName2FavoritesRoots.keySet()) {
final List<TreeItem<Pair<AbstractUrl, String>>> roots =
myName2FavoritesRoots.get(listName);
iterateTreeItems(
roots,
new Consumer<TreeItem<Pair<AbstractUrl, String>>>() {
@Override
public void consume(TreeItem<Pair<AbstractUrl, String>> item) {
final Pair<AbstractUrl, String> root = item.getData();
final Object[] path = root.first.createPath(myProject);
if (path == null || path.length < 1 || path[0] == null) {
return;
}
final Object element = path[path.length - 1];
if (element == psiElement && psiElement instanceof PsiFile) {
item.setData(Pair.create(childUrl, root.second));
} else {
item.setData(root);
}
}
});
}
}
}
}
