angelkjos

// Threshold for minimal keyboard height.
final int MIN_KEYBOARD_HEIGHT_PX = 150;

// Top-level window decor view.
final View decorView = activity.getWindow().getDecorView();

// Register global layout listener.
decorView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
    private final Rect windowVisibleDisplayFrame = new Rect();
    private int lastVisibleDecorViewHeight;