58Android毕业论文

AnhuiVocactional&TechnicalCollegeofIndustry&Trade毕业论文基于AndroidStudio的饼图账单的设计与开发DesignandDevelopmentofPieChartBillingBasedonAndroidStudio所在系院：计算机信息工程系专业班级：计算机应用技术（2）班学生学号：2015030235学生姓名：王恒指导教师：武云飞2018年4月12日安徽工贸职业技术学院毕业设计（论文）I目录目录..................................................................................................................................................I摘要...........................................................................................................................................IIIAbstract.........................................................................................................................................IV引言.................................................................................................................................................1第一章Android基本介绍.............................................................................................................2第二章国内外手机系统现状.......................................................................................................32.1iOS：生态封闭和推送机制..............................................................................................32.2Android：依然碎片化，但安卓7.0速度提升................................................................42.3Win10m：机型太少，能够更新不多..............................................................................6第三章Android相关组件介绍及分析.........................................................................................73.1Fragement...........................................................................................................................73.2Fragement生命周期..........................................................................................................73.3ViewPager..........................................................................................................................83.4JSON..................................................................................................................................83.5MPAndroidChart................................................................................................................9第四章Android活动的生命周期...............................................................................................104.1活动的生命状态.............................................................................................................104.2活动的运作流程.............................................................................................................12第五章饼图账单的设计与实现.................................................................................................135.1研究目标.........................................................................................................................135.2实现步骤.........................................................................................................................13安徽工贸职业技术学院毕业设计（论文）II5.2.1使用ViewPager+Fragment实现案例布局..........................................................135.2.2Json数据解析、封装、传递给Fragment...........................................................165.2.3绘制账单饼状图并显示账单数据.......................................................................185.2.4实现切换按钮点击事件（显示其他月账单界面）...........................................185.2.5程序完成...............................................................................................................19第六章主要结论.........................................................................................................................20参考文献.......................................................................................................................................21致谢...............................................................................................................................................22附录...............................................................................................................................................23安徽工贸职业技术学院毕业设计（论文）III摘要随着信息化社会的发展，Android智能产品已日益成为越来越多的人们选择的移动终端产品。伴随着Android智能手机与平板电脑已经在我们生活大量的使用，越来越多的基于Android开发平台的应用也随之而出，为丰富人们使用Android智能产品的用途，使其可以帮人们记录一些事情，并提醒用户做出相应的操作。本文设计开发的本Android饼图账单软件也是应用开发的一个idea，该软件能帮助人们查看显示每月账单，从而合理规划消费和投资增强对个人财务的敏感度，提高理财水平。Android饼图账单主要特点在于利用饼图直观的展示各项消费所占当月总支出的百分比，并且在点击具体消费内容实现饼图下滑放大使内容更加详细。Android饼图账单的开发过程包括1.ViewPager+Fragment打造左右滑动UI架构，2.Json数据解析，封装，与数据传递，3.MPAndroidChart打造饼状图的功能，4.实现与问题解决。本次开发工具选择了AndroidStudio2.3.1。关键词:账单；AndroidStudio；ViewPage；Fragment；Json；MPAndroidChart安徽工贸职业技术学院毕业设计（论文）IVAbstractWiththedevelopmentofinformationsociety,Androidintelligentproductshaveincreasinglybecomemoreandmorepeoplechoosemobileterminalproducts.WithAndroidintelligentmobilephoneandtabletcomputerisalreadyinuseinourlifealot,moreandmoreapplicationsbasedonAndroidplatformarealsoappeared,forrichpeopleuseAndroiduseofsmartproducts,whichcanhelppeopletorecordsomeofthethingsthatmakethecorrespondingoperationandremindusers.AideathispaperdesignedanddevelopedtheAndroidpiechartisbillingsoftwareapplicationdevelopment,thesoftwarecanhelppeopleseethedisplaymonthlybills,thust