C / C++ / MFC

// Assign the item data to each list control entry
for (long nItem=0; (nItem < m_listCtrl.GetItemCount()); nItem++)
    m_listCtrl.SetItemData (nItem, nItem);

// Get the indexes of selected items
CUIntArray selectedItems;
POSITION pos = m_listCtrl.GetFirstSelectedItemPosition();
while (pos != NULL) {
      long nIndex = m_listCtrl.GetNextSelectedItem (pos);
      selectedItems.Add (nIndex);
}

// For each selected item...
for (nItem=0; (nItem < selectedItems.GetSize(); nItem++) {

    // Find the item in the list control...
    for (long nIndex=0; (nIndex < m_listCtrl.GetItemCount(); nIndex++)
        if (m_listCtrl.GetItemData (nIndex) == selectedItems.GetAt (nItem)) {

            // And delete it
            m_listCtrl.DeleteItem (nIndex);
            break;
        }
}

int count = m_UsingList.GetSelectedCount();

// Get the list of selected items and remove them
if (count > 0)
{
    int *pIndexes = new int[count];
    int index = 0;

    POSITION pos = m_UsingList.GetFirstSelectedItemPosition();
    while (pos)
    {
        pIndexes[index++] = m_UsingList.GetNextSelectedItem(pos);
    }
    // we have to remove the items from the list in reverse order
    // as removing one before a later index changes the order!
    for (index = count - 1 ; index >= 0 ; index--)
    {
        m_UsingList.DeleteItem(pIndexes[index]);
    }
    delete []pIndexes;
    pIndexes = NULL;
    // done!
}

for (int x = 0; x < m_list.GetItemCount(); x++)
{
    int nItem = m_list.GetNextItem(-1, LVNI_SELECTED);
    BOOL bStatus = m_list.DeleteItem(nItem);
}

int nItem = m_list.GetNextItem(-1, LVNI_SELECTED);

do
{
    BOOL bStatus = m_list.DeleteItem(nItem);
    nItem = m_list.GetNextItem(nItem - 1, LVNI_SELECTED);

} while (nItem != -1);

m_ListControll.LockWindowUpdate();
POSITION p = m_ListControll.GetFirstSelectedItemPosition();
while (p)
{
    m_ListControll.DeleteItem(m_ListControll.GetNextSelectedItem(p));
    p = m_ListControll.GetFirstSelectedItemPosition();
}
m_ListControll.UnlockWindowUpdate();

GetParent()->SendMessage(WM_COMMAND, wParam, (LPARAM)GetSafeHwnd());