public override void InvokeUndo(ITextFlowEditSession editSess)
{
editSess.CancelSelect();
//add text to lines...
//TODO: check if we need to preserve format or not?
editSess.AddTextRunsToCurrentLine(_deletedTextRuns);
}
public override void InvokeRedo(ITextFlowEditSession editSess)
{
editSess.CurrentLineNumber = _startLineNumber;
editSess.TryMoveCaretTo(_startCharIndex);
if (_singleInsertTextRun != null)
{
editSess.AddTextRunToCurrentLine(_singleInsertTextRun);
}
else
{
editSess.AddTextRunsToCurrentLine(_insertingTextRuns);
}
}