摘要: http://www.jcodecraeer.com/a/anzhuokaifa/androidkaifa/2012/1111/542.html 阅读全文
posted @ 2013-03-22 17:55 zghbhdxw 阅读(138) 评论(0) 推荐(0)
摘要: private long exitTime = 0;@Overridepublic boolean dispatchKeyEvent(KeyEvent event) {if(event.getKeyCode() == KeyEvent.KEYCODE_BACK && event.getAction() == KeyEvent.ACTION_DOWN){ if((System.currentTimeMillis()-exitTime) > 2000){ Toast.makeText(getApplicationContext(), "再按一次退出程序", 阅读全文
posted @ 2013-03-22 17:42 zghbhdxw 阅读(109) 评论(0) 推荐(0)