Returns the rectangle in which the slider knob is drawn.
- macOS 10.0+
trueif the coordinate system of the associated
NSMatrixis flipped; otherwise
false. You can determine whether this is the case by sending the
ismessage to the
The rectangle in which the knob is drawn, specified in the coordinate system of the
NSMatrix with which the receiver is associated.
The knob rectangle depends on where in the slider the knob belongs—that is, it depends on the receiver’s minimum and maximum values and on the value the position of the knob will represent.