private void ActMoveUp_Click(System.Object sender, System.EventArgs e)
{
// ----- Move the selected column up one position.
Object content;
bool selection;
int startIndex;
// ----- Identify the base item to move.
startIndex = IncludedColumns.SelectedIndex;
if (startIndex <= 0)
{
return;
}
// ----- Move the content.
content = IncludedColumns.Items[startIndex];
IncludedColumns.Items[startIndex] = IncludedColumns.Items[startIndex - 1];
IncludedColumns.Items[startIndex - 1] = content;
// ----- Move the inclusion marker.
selection = IncludedColumns.GetItemChecked(startIndex);
IncludedColumns.SetItemChecked(startIndex,
IncludedColumns.GetItemChecked(startIndex - 1));
IncludedColumns.SetItemChecked(startIndex - 1, selection);
// ----- Move to the new position.
IncludedColumns.SelectedIndex = startIndex - 1;
}
