public ASTNode processRange(final ASTNode element, final int startOffset, final int endOffset) {
final PsiElement psiElement = SourceTreeToPsiMap.treeElementToPsi(element);
assert psiElement != null;
final PsiFile file = psiElement.getContainingFile();
final Document document = file.getViewProvider().getDocument();
final RangeMarker rangeMarker =
document != null && endOffset < document.getTextLength()
? document.createRangeMarker(startOffset, endOffset)
: null;
PsiElement elementToFormat =
document instanceof DocumentWindow
? InjectedLanguageManager.getInstance(file.getProject()).getTopLevelFile(file)
: psiElement;
final PsiFile fileToFormat = elementToFormat.getContainingFile();
final FormattingModelBuilder builder = LanguageFormatting.INSTANCE.forContext(fileToFormat);
if (builder != null) {
TextRange range = preprocess(element, TextRange.create(startOffset, endOffset));
if (document instanceof DocumentWindow) {
DocumentWindow documentWindow = (DocumentWindow) document;
range = documentWindow.injectedToHost(range);
}
// final SmartPsiElementPointer pointer =
// SmartPointerManager.getInstance(psiElement.getProject()).createSmartPsiElementPointer(psiElement);
final FormattingModel model =
CoreFormatterUtil.buildModel(
builder, elementToFormat, mySettings, FormattingMode.REFORMAT);
if (file.getTextLength() > 0) {
try {
FormatterEx.getInstanceEx()
.format(
model,
mySettings,
mySettings.getIndentOptions(fileToFormat.getFileType()),
new FormatTextRanges(range, true));
wrapLongLinesIfNecessary(file, document, startOffset, endOffset);
} catch (IncorrectOperationException e) {
LOG.error(e);
}
}
if (!psiElement.isValid()) {
if (rangeMarker != null) {
final PsiElement at = file.findElementAt(rangeMarker.getStartOffset());
final PsiElement result = PsiTreeUtil.getParentOfType(at, psiElement.getClass(), false);
assert result != null;
rangeMarker.dispose();
return result.getNode();
} else {
assert false;
}
}
// return SourceTreeToPsiMap.psiElementToTree(pointer.getElement());
}
if (rangeMarker != null) {
rangeMarker.dispose();
}
return element;
}
public void processText(
PsiFile file, final FormatTextRanges ranges, boolean doPostponedFormatting) {
final Project project = file.getProject();
Document document = PsiDocumentManager.getInstance(project).getDocument(file);
final List<FormatTextRanges.FormatTextRange> textRanges = ranges.getRanges();
if (document instanceof DocumentWindow) {
file = InjectedLanguageManager.getInstance(file.getProject()).getTopLevelFile(file);
final DocumentWindow documentWindow = (DocumentWindow) document;
for (FormatTextRanges.FormatTextRange range : textRanges) {
range.setTextRange(documentWindow.injectedToHost(range.getTextRange()));
}
document = documentWindow.getDelegate();
}
final FormattingModelBuilder builder = LanguageFormatting.INSTANCE.forContext(file);
if (builder != null) {
if (file.getTextLength() > 0) {
try {
final PsiElement startElement =
file.findElementAt(textRanges.get(0).getTextRange().getStartOffset());
final PsiElement endElement =
file.findElementAt(
textRanges.get(textRanges.size() - 1).getTextRange().getEndOffset() - 1);
final PsiElement commonParent =
startElement != null && endElement != null
? PsiTreeUtil.findCommonParent(startElement, endElement)
: null;
ASTNode node = null;
if (commonParent != null) {
node = commonParent.getNode();
}
if (node == null) {
node = file.getNode();
}
for (FormatTextRanges.FormatTextRange range : ranges.getRanges()) {
TextRange rangeToUse = preprocess(node, range.getTextRange());
range.setTextRange(rangeToUse);
}
if (doPostponedFormatting) {
RangeMarker[] markers = new RangeMarker[textRanges.size()];
int i = 0;
for (FormatTextRanges.FormatTextRange range : textRanges) {
TextRange textRange = range.getTextRange();
int start = textRange.getStartOffset();
int end = textRange.getEndOffset();
if (start >= 0 && end > start && end <= document.getTextLength()) {
markers[i] = document.createRangeMarker(textRange);
markers[i].setGreedyToLeft(true);
markers[i].setGreedyToRight(true);
i++;
}
}
final PostprocessReformattingAspect component =
file.getProject().getComponent(PostprocessReformattingAspect.class);
FormattingProgressTask.FORMATTING_CANCELLED_FLAG.set(false);
component.doPostponedFormatting(file.getViewProvider());
i = 0;
for (FormatTextRanges.FormatTextRange range : textRanges) {
RangeMarker marker = markers[i];
if (marker != null) {
range.setTextRange(TextRange.create(marker));
marker.dispose();
}
i++;
}
}
if (FormattingProgressTask.FORMATTING_CANCELLED_FLAG.get()) {
return;
}
final FormattingModel originalModel =
CoreFormatterUtil.buildModel(builder, file, mySettings, FormattingMode.REFORMAT);
final FormattingModel model =
new DocumentBasedFormattingModel(
originalModel.getRootBlock(),
document,
project,
mySettings,
file.getFileType(),
file);
FormatterEx formatter = FormatterEx.getInstanceEx();
if (CodeStyleManager.getInstance(project).isSequentialProcessingAllowed()) {
formatter.setProgressTask(new FormattingProgressTask(project, file, document));
}
CommonCodeStyleSettings.IndentOptions indentOptions = null;
if (builder instanceof FormattingModelBuilderEx) {
indentOptions =
((FormattingModelBuilderEx) builder)
.getIndentOptionsToUse(file, ranges, mySettings);
}
if (indentOptions == null) {
indentOptions = mySettings.getIndentOptions(file.getFileType());
}
formatter.format(model, mySettings, indentOptions, ranges);
for (FormatTextRanges.FormatTextRange range : textRanges) {
TextRange textRange = range.getTextRange();
wrapLongLinesIfNecessary(
file, document, textRange.getStartOffset(), textRange.getEndOffset());
}
} catch (IncorrectOperationException e) {
LOG.error(e);
}
}
}
}
