addConstraint method
addConstraint:
Implementation
void addConstraint(NSLayoutConstraint constraint) {
objc.checkOsVersionInternal(
'NSView.addConstraint:',
iOS: (true, null),
macOS: (false, (10, 7, 0)),
);
_objc_msgSend_xtuoz7(
this.ref.pointer,
_sel_addConstraint_,
constraint.ref.pointer,
);
}