internal bool CommitEdit()
{
Debug.Assert(IsEditing, "Should not call CommitEdit when IsEditing is false.");
bool validationPassed = true;
DataGridColumn column = Column;
if (column != null)
{
// Ask the column to access the binding and update the data source
// If validation fails, then remain in editing mode
validationPassed = column.CommitEdit(Content as FrameworkElement);
}
if (validationPassed)
{
IsEditing = false;
}
return(validationPassed);
}