public static void typeInStringAtCaretHonorBlockSelection( final Editor editor, final String str, final boolean toProcessOverwriteMode) throws ReadOnlyFragmentModificationException { Document doc = editor.getDocument(); final SelectionModel selectionModel = editor.getSelectionModel(); if (selectionModel.hasBlockSelection()) { RangeMarker guard = selectionModel.getBlockSelectionGuard(); if (guard != null) { DocumentEvent evt = new MockDocumentEvent(doc, editor.getCaretModel().getOffset()); ReadOnlyFragmentModificationException e = new ReadOnlyFragmentModificationException(evt, guard); EditorActionManager.getInstance().getReadonlyFragmentModificationHandler(doc).handle(e); } else { final LogicalPosition start = selectionModel.getBlockStart(); final LogicalPosition end = selectionModel.getBlockEnd(); assert start != null; assert end != null; int column = Math.min(start.column, end.column); int startLine = Math.min(start.line, end.line); int endLine = Math.max(start.line, end.line); deleteBlockSelection(editor); for (int i = startLine; i <= endLine; i++) { editor.getCaretModel().moveToLogicalPosition(new LogicalPosition(i, column)); insertStringAtCaret(editor, str, toProcessOverwriteMode, true); } selectionModel.setBlockSelection( new LogicalPosition(startLine, column + str.length()), new LogicalPosition(endLine, column + str.length())); } } else { insertStringAtCaret(editor, str, toProcessOverwriteMode, true); } }