void loadFromEditor(@NotNull Editor editor) {
assertDispatchThread();
LOG.assertTrue(!editor.isDisposed());
clear();
PsiDocumentManager documentManager = PsiDocumentManager.getInstance(myProject);
documentManager.commitDocument(editor.getDocument());
PsiFile file = documentManager.getPsiFile(editor.getDocument());
SmartPointerManager smartPointerManager = SmartPointerManager.getInstance(myProject);
EditorFoldingInfo info = EditorFoldingInfo.get(editor);
FoldRegion[] foldRegions = editor.getFoldingModel().getAllFoldRegions();
for (FoldRegion region : foldRegions) {
if (!region.isValid()) continue;
PsiElement element = info.getPsiElement(region);
boolean expanded = region.isExpanded();
boolean collapseByDefault =
element != null
&& FoldingPolicy.isCollapseByDefault(element)
&& !FoldingUtil.caretInsideRange(editor, TextRange.create(region));
if (collapseByDefault == expanded || element == null) {
FoldingInfo fi = new FoldingInfo(region.getPlaceholderText(), expanded);
if (element != null) {
myPsiElements.add(smartPointerManager.createSmartPsiElementPointer(element, file));
element.putUserData(FOLDING_INFO_KEY, fi);
} else if (region.isValid()) {
myRangeMarkers.add(region);
region.putUserData(FOLDING_INFO_KEY, fi);
}
}
}
}
@NotNull
public String getText() {
RangeHighlighterEx highlighter = this.highlighter;
if (highlighter == null) throw new RuntimeException("info not applied yet");
if (!highlighter.isValid()) return "";
return highlighter.getDocument().getText(TextRange.create(highlighter));
}
public boolean changesRange(TextRange range) {
if (myAltFullRange != null) {
return range.intersects(myAltFullRange.getStartOffset(), myAltFullRange.getEndOffset());
} else if (!myMarkers.isEmpty()) {
TextRange hostRange =
TextRange.create(
myMarkers.get(0).first.getStartOffset(),
myMarkers.get(myMarkers.size() - 1).first.getEndOffset());
return range.intersects(hostRange);
}
return false;
}
private List<PostponedAction> normalizeAndReorderPostponedActions(
final TreeSet<PostprocessFormattingTask> rangesToProcess, Document document) {
final List<PostprocessFormattingTask> freeFormatingActions =
new ArrayList<PostprocessFormattingTask>();
final List<ReindentTask> indentActions = new ArrayList<ReindentTask>();
PostprocessFormattingTask accumulatedTask = null;
Iterator<PostprocessFormattingTask> iterator = rangesToProcess.iterator();
while (iterator.hasNext()) {
final PostprocessFormattingTask currentTask = iterator.next();
if (accumulatedTask == null) {
accumulatedTask = currentTask;
iterator.remove();
} else if (accumulatedTask.getStartOffset() > currentTask.getEndOffset()
|| accumulatedTask.getStartOffset() == currentTask.getEndOffset()
&& !canStickActionsTogether(accumulatedTask, currentTask)) {
// action can be pushed
if (accumulatedTask instanceof ReindentTask) {
indentActions.add((ReindentTask) accumulatedTask);
} else {
freeFormatingActions.add(accumulatedTask);
}
accumulatedTask = currentTask;
iterator.remove();
} else if (accumulatedTask instanceof ReformatTask && currentTask instanceof ReindentTask) {
// split accumulated reformat range into two
if (accumulatedTask.getStartOffset() < currentTask.getStartOffset()) {
final RangeMarker endOfRange =
document.createRangeMarker(
accumulatedTask.getStartOffset(), currentTask.getStartOffset());
// add heading reformat part
rangesToProcess.add(new ReformatTask(endOfRange));
// and manage heading whitespace because formatter does not edit it in previous action
iterator = rangesToProcess.iterator();
//noinspection StatementWithEmptyBody
while (iterator.next().getRange() != currentTask.getRange()) ;
}
final RangeMarker rangeToProcess =
document.createRangeMarker(currentTask.getEndOffset(), accumulatedTask.getEndOffset());
freeFormatingActions.add(new ReformatWithHeadingWhitespaceTask(rangeToProcess));
accumulatedTask = currentTask;
iterator.remove();
} else {
if (!(accumulatedTask instanceof ReindentTask)) {
iterator.remove();
boolean withLeadingWhitespace =
accumulatedTask instanceof ReformatWithHeadingWhitespaceTask;
if (accumulatedTask instanceof ReformatTask
&& currentTask instanceof ReformatWithHeadingWhitespaceTask
&& accumulatedTask.getStartOffset() == currentTask.getStartOffset()) {
withLeadingWhitespace = true;
} else if (accumulatedTask instanceof ReformatWithHeadingWhitespaceTask
&& currentTask instanceof ReformatTask
&& accumulatedTask.getStartOffset() < currentTask.getStartOffset()) {
withLeadingWhitespace = false;
}
int newStart = Math.min(accumulatedTask.getStartOffset(), currentTask.getStartOffset());
int newEnd = Math.max(accumulatedTask.getEndOffset(), currentTask.getEndOffset());
RangeMarker rangeMarker;
if (accumulatedTask.getStartOffset() == newStart
&& accumulatedTask.getEndOffset() == newEnd) {
rangeMarker = accumulatedTask.getRange();
} else if (currentTask.getStartOffset() == newStart
&& currentTask.getEndOffset() == newEnd) {
rangeMarker = currentTask.getRange();
} else {
rangeMarker = document.createRangeMarker(newStart, newEnd);
}
if (withLeadingWhitespace) {
accumulatedTask = new ReformatWithHeadingWhitespaceTask(rangeMarker);
} else {
accumulatedTask = new ReformatTask(rangeMarker);
}
} else if (currentTask instanceof ReindentTask) {
iterator.remove();
} // TODO[ik]: need to be fixed to correctly process indent inside indent
}
}
if (accumulatedTask != null) {
if (accumulatedTask instanceof ReindentTask) {
indentActions.add((ReindentTask) accumulatedTask);
} else {
freeFormatingActions.add(accumulatedTask);
}
}
final List<PostponedAction> result = new ArrayList<PostponedAction>();
Collections.reverse(freeFormatingActions);
Collections.reverse(indentActions);
if (!freeFormatingActions.isEmpty()) {
FormatTextRanges ranges = new FormatTextRanges();
for (PostprocessFormattingTask action : freeFormatingActions) {
TextRange range = TextRange.create(action);
ranges.add(range, action instanceof ReformatWithHeadingWhitespaceTask);
}
result.add(new ReformatRangesAction(ranges));
}
if (!indentActions.isEmpty()) {
ReindentRangesAction reindentRangesAction = new ReindentRangesAction();
for (ReindentTask action : indentActions) {
reindentRangesAction.add(action.getRange(), action.getOldIndent());
}
result.add(reindentRangesAction);
}
return result;
}
