Custom LinearLayout needed for fullscreen YouTube player when using SYSTEM_UI_FLAG_HIDE_NAVIGATION

FittingLinearLayout.java

package com.readystatesoftware.views;

import android.content.Context;
import android.graphics.Rect;
import android.util.AttributeSet;
import android.widget.LinearLayout;

public class FittingLinearLayout extends LinearLayout {

    public FittingLinearLayout(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }

    public FittingLinearLayout(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public FittingLinearLayout(Context context) {
        super(context);
    }

    @Override
    protected boolean fitSystemWindows(Rect insets) {
        LinearLayout.LayoutParams params = ((LinearLayout.LayoutParams)this.getLayoutParams());
        int top = params.topMargin;
        // lets apply any left, right or bottom margin supplied by the framework insets
        // so the YouTubePlayerFragment controls aren't obscured when we reveal the 
        // system UI in SYSTEM_UI_FLAG_HIDE_NAVIGATION mode
        params.setMargins(insets.left, top, insets.right, insets.bottom);
        return super.fitSystemWindows(insets);
    }

}