public void MoveFocusTo(ColumnViewModel column, ColumnsLocation moveTarget)
{
if (_columns.Count == 0)
{
throw new InvalidOperationException("No columns existed.");
}
int i = _columns.IndexOf(column);
if (i == -1)
{
return;
}
switch (moveTarget)
{
case ColumnsLocation.Next:
if (i == _columns.Count - 1)
{
_columns[0].SetFocus();
}
else
{
_columns[i + 1].SetFocus();
}
break;
case ColumnsLocation.Previous:
if (i == 0)
{
_columns[_columns.Count - 1].SetFocus();
}
else
{
_columns[i - 1].SetFocus();
}
break;
}
}
public void MoveFocusTo(ColumnViewModel column, ColumnsLocation moveTarget)
{
if (_columns.Count == 0)
throw new InvalidOperationException("No columns existed.");
int i = _columns.IndexOf(column);
if (i == -1)
return;
switch (moveTarget)
{
case ColumnsLocation.Next:
if (i == _columns.Count - 1)
_columns[0].SetFocus();
else
_columns[i + 1].SetFocus();
break;
case ColumnsLocation.Previous:
if (i == 0)
_columns[_columns.Count - 1].SetFocus();
else
_columns[i - 1].SetFocus();
break;
}
}
