C＃：TreeView所有者使用ownerdrawtext进行绘制，并在单击节点时使用奇怪的黑色突出显示

I set the DrawMode to OwnerDrawText and tacked on to the DrawNode event, added my code to draw the text the way I want and all works well save for some odd black selection highlighting when a node is selected.I set the DrawMode to OwnerDrawText and tacked