摘要：1 public String WriteXmlStr() { 2 XmlSerializer serializer = Xml.newSerializer(); 3 StringWriter writer = new StringWriter(); 4 try { 5 serializer.setOutput(writer); 6 serializer.startDocument("UTF-8", true); 7 serializer.startTag("", "Use... 阅读全文

摘要：点击下载按钮是检查网络状态并根据网络状态做出相应动作：若无网络弹出对话框（"去设置"和"取消"）判断用户选择的操作执行相应的函数。 1 //判断网络状态 2 private boolean getNetWorkStatus() { 3 4 boolean netSataus = false; 5 ConnectivityManager cwjManager = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE); 6 7 cwjManager.... 阅读全文

摘要：//创建文件夹(在布局文件中的Button控件绑定事件"android:onClick="Creat_dir"")public void Creat_dir(View view){System.out.println("开始创建文件夹"); //判断SD卡是否存在 if(android.os.Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED)) { String path = Environment.getExternal 阅读全文