@Override
public void beforeDocumentChange(DocumentEvent event) {
final Document document = event.getDocument();
final FileViewProvider viewProvider = getCachedViewProvider(document);
if (viewProvider == null) return;
if (!isRelevant(viewProvider)) return;
VirtualFile virtualFile = viewProvider.getVirtualFile();
if (virtualFile.getFileType().isBinary()) return;
final List<PsiFile> files = viewProvider.getAllFiles();
PsiFile psiCause = null;
for (PsiFile file : files) {
mySmartPointerManager.fastenBelts(file, event.getOffset(), null);
if (TextBlock.get(file).isLocked()) {
psiCause = file;
}
}
if (psiCause == null) {
beforeDocumentChangeOnUnlockedDocument(viewProvider);
}
((SingleRootFileViewProvider) viewProvider).beforeDocumentChanged(psiCause);
}
@Override
public void beforeDocumentChange(@NotNull DocumentEvent event) {
if (myStopTrackingDocuments) return;
final Document document = event.getDocument();
if (!(document instanceof DocumentWindow) && !myLastCommittedTexts.containsKey(document)) {
myLastCommittedTexts.put(
document,
Pair.create(document.getImmutableCharSequence(), document.getModificationStamp()));
}
VirtualFile virtualFile = FileDocumentManager.getInstance().getFile(document);
boolean isRelevant = virtualFile != null && isRelevant(virtualFile);
final FileViewProvider viewProvider = getCachedViewProvider(document);
boolean inMyProject = viewProvider != null && viewProvider.getManager() == myPsiManager;
if (!isRelevant || !inMyProject) {
return;
}
final List<PsiFile> files = viewProvider.getAllFiles();
PsiFile psiCause = null;
for (PsiFile file : files) {
if (file == null) {
throw new AssertionError(
"View provider "
+ viewProvider
+ " ("
+ viewProvider.getClass()
+ ") returned null in its files array: "
+ files
+ " for file "
+ viewProvider.getVirtualFile());
}
if (mySynchronizer.isInsideAtomicChange(file)) {
psiCause = file;
}
}
if (psiCause == null) {
beforeDocumentChangeOnUnlockedDocument(viewProvider);
}
((SingleRootFileViewProvider) viewProvider).beforeDocumentChanged(psiCause);
}