Пример #1
0
  public void expandFoldRegion(FoldRegion region) {
    assertIsDispatchThread();
    if (region.isExpanded() || region.shouldNeverExpand()) return;

    if (!myIsBatchFoldingProcessing) {
      LOG.error("Fold regions must be collapsed or expanded inside batchFoldProcessing() only.");
    }

    if (myCaretPositionSaved) {
      int savedOffset =
          myEditor.logicalPositionToOffset(new LogicalPosition(mySavedCaretY, mySavedCaretX));

      FoldRegion[] allCollapsed = myFoldTree.fetchCollapsedAt(savedOffset);
      if (allCollapsed.length == 1 && allCollapsed[0] == region) {
        LogicalPosition pos = new LogicalPosition(mySavedCaretY, mySavedCaretX);
        myEditor.getCaretModel().moveToLogicalPosition(pos);
      }
    }

    myFoldRegionsProcessed = true;
    ((FoldRegionImpl) region).setExpandedInternal(true);
    notifyListenersOnFoldRegionStateChange(region);
  }
  public void expandFoldRegion(FoldRegion region) {
    assertIsDispatchThreadForEditor();
    if (region.isExpanded() || region.shouldNeverExpand()) return;

    if (!myIsBatchFoldingProcessing) {
      LOG.error("Fold regions must be collapsed or expanded inside batchFoldProcessing() only.");
    }

    for (Caret caret : myEditor.getCaretModel().getAllCarets()) {
      LogicalPosition savedPosition = caret.getUserData(SAVED_CARET_POSITION);
      if (savedPosition != null) {
        int savedOffset = myEditor.logicalPositionToOffset(savedPosition);

        FoldRegion[] allCollapsed = myFoldTree.fetchCollapsedAt(savedOffset);
        if (allCollapsed.length == 1 && allCollapsed[0] == region) {
          caret.moveToLogicalPosition(savedPosition);
        }
      }
    }

    myFoldRegionsProcessed = true;
    ((FoldRegionImpl) region).setExpandedInternal(true);
    notifyListenersOnFoldRegionStateChange(region);
  }
 public FoldRegion[] fetchCollapsedAt(int offset) {
   return myFoldTree.fetchCollapsedAt(offset);
 }