NSBrowser redraw issues with multiple selection

Here's another NSBrowser issue (this is on Leopard, BTW) I'm allowing multiple selection in my NSBrowser. When my NSBrowser loses focus, the multiple selected cells correctly change to have a grey background, but when it regains focus, only the last selected cell gets updated correctly to the act

NSBrowser redraw issues

Here's another NSBrowser issue ... I'm allowing multiple selection in my NSBrowser. When my NSBrowser loses focus, the multiple selected cells correctly change to have a grey background, but when it regains focus, only the last selected cell gets updated correctly to the active selection colour.