Android卡顿_第3页-阿里云

Android 卡顿优化 1 卡顿解析

1, 感知卡顿用户对卡顿的感知, 主要来源于界面的刷新. 而界面的性能主要是依赖于设备的UI渲染性能. 如果我们的UI设计过于复杂, 或是实现不够好, 设备又不给力, 界面就会像卡住了一样, 给用户卡顿的感觉. 1.1 16ms原则在剖析卡顿的原因之前, 我们先来了解下Android中著名的"1...

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Android 卡顿优化 4 布局优化实际技巧

今天分享一些layout布局书写中的一些技巧，希望看过之后你也一样可以写出性价比高的布局。我个人的目标是用最少的View写出一样效果的布局。因为我相信View的数量减少伴随着的就是层级的减少。从而达到结构清晰，渲染速度快的效果。顺着这个逻辑，我将优化分为重用、合并、按需载入。重用 < inc...

Android 卡顿优化 3 布局优化工具 Hierarchy Viewer

欲善其事, 先利其器. 分析布局, 就不得不用到Hierarchy Viewer了. 本文工具使用皆以GithubApp的详情界面RepoDetailActivity为例说明. 为了不影响阅读体验, 对应的布局文件activity_repo_detail.xml的代码放在文末 1, Hierarch...

Android 卡顿优化 2 渲染优化

1、概述 2015年初google发布了Android性能优化典范，发了16个小视频供大家欣赏，当时我也将其下载，通过微信公众号给大家推送了百度云的下载地址（地址在文末，ps:欢迎大家订阅公众号），那么近期google又在udacity上开了系列类的相关课程。有了上述的参考，那么本性能优化实战教程就...

Android CoordinatorLayout（五）严重的卡顿BUG

这章来讲一个重大的问题，解决卡顿，我不敢保证我的方法是最优而且对所以都管用，但是至少会比之前的滑动顺畅。如果你用我Android CoordinatorLayout（三）中写的demo，你会发现一个问题，滑动会有卡顿，关键是，你如果一直用手指触碰屏幕滑动的话不会感觉什么。而卡顿是在产生惯性的时候。...

[Android Pro] ScrollView嵌套RecyclerView时滑动出现的卡顿

reference to : http://zhanglu0574.blog.163.com/blog/static/113651073201641853532259/ ScrollView嵌套RecyclerView时滑动出现的卡顿现象：一个界面有多个Recy...

Android高级之十二讲之内存、电量、卡顿、流量

本文来自http://blog.csdn.net/liuxian13183/ ，引用必须注明出处！安卓应用的内存往往是有限的，从开始的8M到16M，24M，32M，48M，64M等逐步变大，但内存的变大是由于分辨率的提高导致，并不意味着内存的可使用量随之增加，而不及时回收（即使Java有...

android 特卖列表倒计时卡顿问题

在Android的开发中，我们经常遇见倒计时的操作，通常使用Timer和Handler共同操作来完成。当然也可以使用Android系统控件CountDownTimer，这里我们封装成一个控件，也方便大家的使用。首先上一张效果图吧：说一下造成卡顿的原因，由于滑动的时候，adapter的getVie...

android fragment切换卡顿

我没有用viewpager，我是add来加载fragment，并且每次都会调用onCreateView方法重新加载，加载的时候大约到中间卡了0.5秒在加载上来，进度条也是卡在那里，不知道怎么搞，看到网上人说最好不要重新调用，但是我的功能是需要重新调用的。

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