Instance Method

drawKnob:

Draws the slider knob in the given rectangle.

Declaration

- (void)drawKnob:(NSRect)knobRect;

Parameters

knobRect

The rectangle in which to draw the slider knob.

Discussion

Before this message is sent, a lockFocus message must be sent to the cell’s control view.

You should not call this method explicitly. It’s included so you can override it in a subclass.

See Also

Displaying the Cell

- barRectFlipped:

Returns the rectangle in which the bar is drawn.

- drawTickMarks

Draws the slider’s tick marks.

- knobRectFlipped:

Returns the rectangle in which the slider knob is drawn.

- drawBarInside:flipped:

Draws the slider’s bar—but not its bezel or knob—inside the specified rectangle.

- drawKnob

Calculates the rectangle in which the knob should be drawn, then calls drawKnob: to actually draw the knob.