/// <summary>
/// Create an empty one to be stuck at the beginning of the task for Undo. Passed zero, one, or two
/// TextStateInfo objects with the information about the endpoints. Info2 is always null if info1 is.
/// </summary>
public static RestoreSegmentsUndoAction CreateForUndo(FdoCache cache, TextStateInfo info1, TextStateInfo info2)
{
RestoreSegmentsUndoAction result = new RestoreSegmentsUndoAction();
result.m_cache = cache;
result.m_fForRedo = false;
if (info2 != null)
result.m_textStateInfo = new TextStateInfo[] {info1, info2};
else if (info1 != null)
result.m_textStateInfo = new TextStateInfo[] {info1};
else
result.m_textStateInfo = new TextStateInfo[0];
return result;
}
/// <summary>
/// Create one for Redo, with the same information as the Undo one.
/// </summary>
public static RestoreSegmentsUndoAction CreateForRedo(RestoreSegmentsUndoAction undoAction)
{
RestoreSegmentsUndoAction result = new RestoreSegmentsUndoAction();
result.m_textStateInfo = undoAction.m_textStateInfo;
result.m_cache = undoAction.m_cache;
result.m_fForRedo = true;
return result;
}
void CommonInit()
{
if (m_cache.ActionHandlerAccessor == null)
return;
m_parseOnUndoAction = RestoreSegmentsUndoAction.CreateForUndo(m_cache, m_anchorTextInfo, m_endpointTextInfo);
m_cache.ActionHandlerAccessor.AddAction(m_parseOnUndoAction);
}