How to set and reset status bar color in android

android-set-reset-status-bar-color

// Change the status bar color => REQUIRES API 21 and above 
    private static int defaultStatusBarColor;

	public static void changeStatusBarColor(Activity context, boolean change, int color){
		if (Build.VERSION.SDK_INT >= 21)
		{
			Window window = context.getWindow();
            window.clearFlags(WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS);
            window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);

			if(change){
                defaultStatusBarColor = window.getStatusBarColor();
                window.setStatusBarColor(color);
            }
            else{
			    // reset
                window.setStatusBarColor(defaultStatusBarColor);
            }
		}
	}
  
  // to Set
  changeStatusBarColor(getActivity(), true, color);
  
  // to Reset
  changeStatusBarColor(getActivity(), false, 0);