import Cocoa

class MyConstraintLayoutManager: CAConstraintLayoutManager {

	var isImplicitAnimationsDisabled: Bool = true

	override func layoutSublayers(of layer: CALayer) {
		// サブレイヤーのレイアウト時の暗黙アニメーションを無効化
		CATransaction.begin()
		CATransaction.setDisableActions(self.isImplicitAnimationsDisabled)

		super.layoutSublayers(of: layer)

		CATransaction.commit()
	}

}