Android组件实战源码的相关内容

文章 2023-12-19 来自：开发者社区

Android Studio App开发之广播组件Broadcast的讲解及实战（包括收发标准、有序、静态广播实现手机震动功能附源码）

一、收发标准广播Android的广播机制正式借鉴了Wifi的通信原理，不必搭建专门的通路，就能在发送方与接收方之间建立连接，同时广播也是Android的四大组件之一，它用于Android各组件之间的灵活通信，与活动的区别在于以下几点1：活动只能一对一通信，而广播可以一对多，一人发送广播，多人接收处理2：对于发送方来说广播不需要考虑接收放有没有在工作3：对于接收方来说，因为可能会收到各式各样的广....

文章 2023-12-19 来自：开发者社区

Android Studio开发之使用内容组件Content获取通讯信息讲解及实战（附源码包括添加手机联系人和发短信）

运行有问题或需要源码请点赞关注收藏后评论区留言一、利用ContentResolver读写联系人在实际开发中，普通App很少会开放数据接口给其他应用访问。内容组件能够派上用场的情况往往是App想要访问系统应用的通讯数据，比如查看联系人，短信，通话记录等等，以及对这些通讯数据及逆行增删改查。首先要给AndroidMaifest.xml中添加响应的权限配置  ....

文章 2023-12-19 来自：开发者社区

Android Studio开发之应用组件Application的讲解及实战（附源码，通过图书管理信息系统实战）

需要源码请点赞关注收藏后评论区留言~~一、Application的生命周期Application是Android的一大组件，在APP运行过程中有且仅有一个Application对象贯穿应用的整个生命周期打开AndroidMainfest.xml 发现activity节点的上级正是application节点，不过该节点并未指定name属性，此时App采用默认的Application实例二、利用A....

共有3条

< 1 >

跳转至： GO

更新时间 2024-04-30 00:18:30

本页面内关键词为智能算法引擎基于机器学习所生成，如有任何问题，可在页面下方点击"联系我们"与我们沟通。

Android实战相关内容

Android更多实战相关

Android您可能感兴趣

产品推荐

{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"第八代ECS云服务器ARM实例g8m。","iconImg":"https://img.alicdn.com/imgextra/i3/O1CN01i88SBP1rJt1KD8tYO_!!6000000005611-2-tps-200-200.png","contentLink":"https://www.aliyun.com/daily-act/ecs/ecs_yitian","title":"第八代ECS云服务器ARM实例g8m开放邀测","des":"ARM实例g8m基于倚天710处理器，有效应用于云原生、Android in Cloud、视频编解码和游戏服务等场景","link1":"https://page.aliyun.com/form/act1849678712/index.htm?spm=5176.26702442.J_2222087260.1.7fcf15afoqznH1","btn1":"立即申请邀测","link2":"https://help.aliyun.com/document_detail/108490.html#g8m","btn2":"产品文档","btn3":"","link3":"","infoGroup":[{"infoName":"优惠活动","infoContent":{"firstContentName":"ECS精选特惠","firstContentLink":"https://www.aliyun.com/daily-act/ecs/activity_selection","lastContentLink":"https://ecs-buy.aliyun.com/buyRedirect?spm=5176.21618197.J_2222087260.1.32657cfcCpl00i&regionId=cn-beijing&instanceType=ecs.c7.xlarge&periodType=Yearly","lastContentName":"ECS第7代云服务器"}},{"infoName":"产品入门","infoContent":{"firstContentName":"常见问题","lastContentName":"快速入门","firstContentLink":"https://help.aliyun.com/knowledge_detail/127067.html","lastContentLink":"https://help.aliyun.com/document_detail/25422.html"}},{"infoName":"相关产品","infoContent":{"firstContentLink":"https://help.aliyun.com/document_detail/25389.html","firstContentName":"镜像","lastContentName":"网络","lastContentLink":"https://help.aliyun.com/document_detail/61651.html"}}]}],"card":[],"search":[],"infoCard":[{"bannerUrl":"https://img.alicdn.com/imgextra/i3/O1CN01i88SBP1rJt1KD8tYO_!!6000000005611-2-tps-200-200.png","bannerTitle":"云服务器ECS ARM实例","bannerContent":"基于ARM芯片，结合神龙架构，稳定和可预期的性能的云服务器","liveButtonName":"查看详情","liveButtonLink":"https://www.aliyun.com/daily-act/ecs/ecs_arm","contentTitle":"神龙架构与ARM芯片强强联合，超高且稳定可期的性能表现","homePageLink":"https://ecs-buy.aliyun.com/wizard?spm=5176.219089785176.J_2222087260.1.689f5934eSq2ZH#/prepay/cn-hangzhou?periodType=Yearly&instanceType=ecs.g6r.xlarge","homePageName":"立即购买","linkGroup":[{"linkContent":"基于ARM芯片"},{"linkContent":"稳定和可预期的性能"},{"linkContent":"神龙架构"}]}],"title":{"mainTitle":"第八代ECS云服务器ARM实例g8m开放邀测","subtitle":"ARM实例g8m基于倚天710处理器，有效应用于云原生、Android in Cloud、视频编解码和游戏服务等场景","linkUrl":"https://www.aliyun.com/daily-act/ecs/ecs_yitian","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1bQuBIYH1gK0jSZFwXXc7aXXa-3840-740.gif","icon":"","textColor":"dark"},"dataList":[{"summary":"啦啦啦","author":"wuwu","linksUrl":"#"}],"sceneCard":[],"txt":[]}

{"$env":{"JSON":{}},"$page":{"env":"production"},"$context":{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"第八代ECS云服务器ARM实例g8m。","iconImg":"https://img.alicdn.com/imgextra/i3/O1CN01i88SBP1rJt1KD8tYO_!!6000000005611-2-tps-200-200.png","contentLink":"https://www.aliyun.com/daily-act/ecs/ecs_yitian","title":"第八代ECS云服务器ARM实例g8m开放邀测","des":"ARM实例g8m基于倚天710处理器，有效应用于云原生、Android in Cloud、视频编解码和游戏服务等场景","link1":"https://page.aliyun.com/form/act1849678712/index.htm?spm=5176.26702442.J_2222087260.1.7fcf15afoqznH1","btn1":"立即申请邀测","link2":"https://help.aliyun.com/document_detail/108490.html#g8m","btn2":"产品文档","btn3":"","link3":"","infoGroup":[{"infoName":"优惠活动","infoContent":{"firstContentName":"ECS精选特惠","firstContentLink":"https://www.aliyun.com/daily-act/ecs/activity_selection","lastContentLink":"https://ecs-buy.aliyun.com/buyRedirect?spm=5176.21618197.J_2222087260.1.32657cfcCpl00i&regionId=cn-beijing&instanceType=ecs.c7.xlarge&periodType=Yearly","lastContentName":"ECS第7代云服务器"}},{"infoName":"产品入门","infoContent":{"firstContentName":"常见问题","lastContentName":"快速入门","firstContentLink":"https://help.aliyun.com/knowledge_detail/127067.html","lastContentLink":"https://help.aliyun.com/document_detail/25422.html"}},{"infoName":"相关产品","infoContent":{"firstContentLink":"https://help.aliyun.com/document_detail/25389.html","firstContentName":"镜像","lastContentName":"网络","lastContentLink":"https://help.aliyun.com/document_detail/61651.html"}}]}],"card":[],"search":[],"infoCard":[{"bannerUrl":"https://img.alicdn.com/imgextra/i3/O1CN01i88SBP1rJt1KD8tYO_!!6000000005611-2-tps-200-200.png","bannerTitle":"云服务器ECS ARM实例","bannerContent":"基于ARM芯片，结合神龙架构，稳定和可预期的性能的云服务器","liveButtonName":"查看详情","liveButtonLink":"https://www.aliyun.com/daily-act/ecs/ecs_arm","contentTitle":"神龙架构与ARM芯片强强联合，超高且稳定可期的性能表现","homePageLink":"https://ecs-buy.aliyun.com/wizard?spm=5176.219089785176.J_2222087260.1.689f5934eSq2ZH#/prepay/cn-hangzhou?periodType=Yearly&instanceType=ecs.g6r.xlarge","homePageName":"立即购买","linkGroup":[{"linkContent":"基于ARM芯片"},{"linkContent":"稳定和可预期的性能"},{"linkContent":"神龙架构"}]}],"title":{"mainTitle":"第八代ECS云服务器ARM实例g8m开放邀测","subtitle":"ARM实例g8m基于倚天710处理器，有效应用于云原生、Android in Cloud、视频编解码和游戏服务等场景","linkUrl":"https://www.aliyun.com/daily-act/ecs/ecs_yitian","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1bQuBIYH1gK0jSZFwXXc7aXXa-3840-740.gif","icon":"","textColor":"dark"},"dataList":[{"summary":"啦啦啦","author":"wuwu","linksUrl":"#"}],"sceneCard":[],"txt":[]}}