content: package androidx.constraintlayout.widget;
  
  import android.content.Context;
  import android.util.AttributeSet;
  import androidx.constraintlayout.widget.ConstraintLayout;
  
  public class Group extends ConstraintHelper {
      public Group(Context context) {
          super(context);
      }
  
      public Group(Context context, AttributeSet attrs) {
          super(context, attrs);
      }
  
      public Group(Context context, AttributeSet attrs, int defStyleAttr) {
          super(context, attrs, defStyleAttr);
      }
  
      /* access modifiers changed from: protected */
      public void applyLayoutFeaturesInConstraintSet(ConstraintLayout container) {
          applyLayoutFeatures(container);
      }
  
      /* access modifiers changed from: protected */
      public void init(AttributeSet attrs) {
          super.init(attrs);
          this.mUseViewMeasure = false;
      }
  
      public void onAttachedToWindow() {
          super.onAttachedToWindow();
          applyLayoutFeatures();
      }
  
      public void setElevation(float elevation) {
          super.setElevation(elevation);
          applyLayoutFeatures();
      }
  
      public void setVisibility(int visibility) {
          super.setVisibility(visibility);
          applyLayoutFeatures();
      }
  
      public void updatePostLayout(ConstraintLayout container) {
          ConstraintLayout.LayoutParams layoutParams = (ConstraintLayout.LayoutParams) getLayoutParams();
          layoutParams.widget.setWidth(0);
          layoutParams.widget.setHeight(0);
      }
  }
  