监听键盘显示和隐藏事件

android-keyboard-listener

final View activityRootView = getWindow().getDecorView().findViewById(R.id.post_editor_dialog);
        if (activityRootView != null) {
            ViewTreeObserver observer = activityRootView.getViewTreeObserver();
            if (observer != null) {
                observer.addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
                    int lastHeightDiff;
                    @Override
                    public void onGlobalLayout() {
                        View rootView = activityRootView.getRootView();
                        if (rootView != null) {
                            int heightDiff = rootView.getHeight() - activityRootView.getHeight();
                            if (heightDiff != lastHeightDiff) {
                                if (heightDiff > 200) {
//                                    onKeyboardShow();
                                } else {
//                                    onKeyboardHide();
                                }
                                lastHeightDiff = heightDiff;
                            }
                        }
                    }
                });
            }
        }