The browser cell’s image for the highlighted state.
- macOS 10.0+
The image is drawn vertically centered on the left edge of the browser cell.
Note that the image is drawn at the given size of the image.
NSBrowser does not set the size of the image, nor does it clip the drawing of the image. Make sure this image is the correct size for drawing in the browser cell.
When the value of this property is
nil, it removes the alternate image for the browser cell.