void TransactionOpened(object sender, EventArgs e)
{
IsSelectComponents = true;
if (!report.TransactionScription.StartsWith("创建") && report.TransactionScription != "一方报表" && report.GetSelectedComponents().Count == 0)
{
IsSelectComponents = false;
return;
}
if (transactionLevel == 0)
{
undoOperations = 0;
selectComponentsUndoAction = new SelectComponentsUndoAction(report, GetSelectedComponentNames(report));
undoStack.Push(selectComponentsUndoAction);
}
++transactionLevel;
}
void TransactionClosed(object sender, DesignerTransactionCloseEventArgs e)
{
if (!IsSelectComponents)
{
return;
}
--transactionLevel;
if (transactionLevel == 0 && undoOperations > 0)
{
if (selectComponentsUndoAction != null)
{
selectComponentsUndoAction.SetNewSelection(GetSelectedComponentNames(report));
selectComponentsUndoAction = null;
}
undoStack.UndoLast(undoOperations + 1);
}
}
