基于 安卓 的 天气查询 App 的设计与实现 Design and I mplementation of W eather Q uery A pp B ased on Android AbstraceThis paper mainly studies the main functions and distribution trend of weather query app. The front page is written with linear layout and relative layout, and the back page is written with Java technology. It explores the basic system structure of weather query app and the design of SqList database.The front-end page uses linear layout and relative layout to write, and also uses layout such as listview. All users in the weather query app can use it without logging in. The choice of the database is the convenient and quick database of Android Studio software for storage.The main functions of weather query are implemented in the app. Users can view the basic weather information, query and add the weather information of the displayed City, delete the added city information, change the background, share the software, clear the cache, and view various travel indexes of the city.Key words: weather query app Java SqList目录第一章 绪论.............................................................................................11.1 题目的意义.........................................11.2 国内外文献综述.....................................11.2.1 前言..........................................11.2.2 天气查询 App 的发展水平........................21.2.3 发展前景与前景预测............................21.3 研究内容...................................................................................................3第二章 主要技术的介绍.....................................................................................32.1 第三方框架...............................................................................................32.1.1 xutils........................................32.1.2 ...