{To create
a listview with a custom bitmap in the background do the following:

1) Add an event handler for OnCustomDraw that paints your bitmap to the
background
2) Add the following lines to the end of the OnCustomDraw routine:}

    SetBkMode(Canvas.Handle,TRANSPARENT);
    Perform(LVM_SETTEXTBKCOLOR,0,LongInt(CLR_NONE));
    ListView_SetBKColor(Handle,CLR_NONE);