Android响应双击屏幕事件

[android]代码库

 private class OnTouchListenerImpl implements OnTouchListener {
                long firClick;
                long secClick;

                @Override
                public boolean onTouch(View v, MotionEvent event) {
                        // TODO Auto-generated method stub
                        if (event.getAction() == MotionEvent.ACTION_DOWN) {
                                firClick = secClick;
                                secClick = System.currentTimeMillis();
                                if (secClick - firClick < 1000) {
                                        Toast.makeText(DongLinSi.this, "双击", Toast.LENGTH_LONG)
                                                        .show();
                                }
                        }
                        return false;
                }
        }