public TextUndoTransaction(TextUndoHistory textUndoHistory, ITextUndoTransaction parent)
{
_textUndoHistory = textUndoHistory;
_state = UndoTransactionState.Open;
_parent = parent;
MergePolicy = new Policy();
}
public ITextUndoHistory RegisterHistory(object context)
{
ITextUndoHistory history;
if (!_map.TryGetValue(context, out history))
{
history = new TextUndoHistory();
_map.Add(context, history);
}
return history;
}
public ITextUndoHistory RegisterHistory(object context)
{
ITextUndoHistory history;
if (!_map.TryGetValue(context, out history))
{
history = new TextUndoHistory();
_map.Add(context, history);
}
return(history);
}
public TextUndoTransaction(TextUndoHistory textUndoHistory)
{
_textUndoHistory = textUndoHistory;
}
public TextUndoTransaction(TextUndoHistory textUndoHistory)
: this(textUndoHistory, null)
{
}
public TextUndoTransaction(TextUndoHistory textUndoHistory, string description)
{
_textUndoHistory = textUndoHistory;
Description = description;
}
public TextUndoTransaction(TextUndoHistory textUndoHistory, string description)
{
_textUndoHistory = textUndoHistory;
Description = description;
}