C++ (Cpp) Node::DeleteNext Examples

Example #1

File: treelist.cpp Project: iokto/newton-dynamics

void wxTreeListModel::DeleteItem(Node* item)
{
    wxCHECK_RET( item, "Invalid item" );

    wxCHECK_RET( item != m_root, "Can't delete the root item" );

    Node* const parent = item->GetParent();

    ItemDeleted(ToDVI(parent), ToDVI(item));

    Node* previous = parent->GetChild();
    if ( previous == item )
    {
        parent->DeleteChild();
    }
    else // Not the first child of its parent.
    {
        // Find the sibling just before it.
        for ( ;; )
        {
            Node* const next = previous->GetNext();
            if ( next == item )
                break;

            wxCHECK_RET( next, "Item not a child of its parent?" );

            previous = next;
        }

        previous->DeleteNext();
    }
}