keyord hide show

 final View activityRootView = activity.getWindow().getDecorView().findViewById(android.R.id.content);
        activityRootView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
            @Override
            public void onGlobalLayout() {

                int heightDiff = activityRootView.getRootView().getHeight() - activityRootView.getHeight();
                int contentViewTop = activity.getWindow().findViewById(Window.ID_ANDROID_CONTENT).getTop();

                LocalBroadcastManager broadcastManager = LocalBroadcastManager.getInstance(activity);
                if (heightDiff > 200) { // 99% of the time the height diff will be due to a keyboard.

                    if (isOpened == false) {
                        // your stuff when keyboard down
                    }
                    isOpened = true;
                } else if (isOpened == true) {
                    // keyboard Up....
                }
            }
        });