static extern bool SendMessage(IntPtr hWnd, Int32 msg, Int32 wParam, ref LV_COLUMN lParam);
private static extern IntPtr SendMessage(IntPtr Handle, int msg, IntPtr wParam, ref LV_COLUMN lParam);
/// <summary>
/// Gets an array of ColumnHeaders from a ListView in the order in which they are actually displayed.
/// </summary>
/// <param name="list">The ListView to get the ordered columns from.</param>
/// <returns>ColumnHeaders in the ListView, in display order.</returns>
public static ColumnHeader[] GetOrderedColumns(this ListView list) {
List<OrderedColumn> cols = new List<OrderedColumn>();
foreach(ColumnHeader col in list.Columns) {
LV_COLUMN pcol = new LV_COLUMN();
pcol.mask = LVCF_ORDER;
SendMessage(list.Handle, LVM_GETCOLUMN, new IntPtr(col.Index), ref pcol);
cols.Add(new OrderedColumn(col, pcol.iOrder));
}
cols.Sort();
ColumnHeader[] ret = new ColumnHeader[cols.Count];
for(int i = 0; i < cols.Count; i++)
ret[i] = cols[i].Column;
return ret;
}
internal static extern IntPtr SendLVMessage(IntPtr hWnd, uint msg, IntPtr wParam, ref LV_COLUMN lParam);
static extern bool SendMessage(IntPtr hWnd, Int32 msg, Int32 wParam, ref LV_COLUMN lParam);
internal static extern IntPtr SendLVMessage(IntPtr hWnd, uint msg, IntPtr wParam, ref LV_COLUMN lParam);
