摘要：<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.co 阅读全文

摘要：<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.co 阅读全文

摘要：<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.co 阅读全文

摘要：package com.example.test3; import android.app.AliasActivity; import android.app.ProgressDialog; import android.os.Bundle; import android.view.View; im 阅读全文