android Launcher源码解析01：UI布局详解一
本系列文章将开始android lancher源码分析，使用的例子是android 2.3中自带的launcher3源码。其下载地址为：
本文为第一篇文章，介绍一下lancher的UI布局。
1、布局
运行该APK，则其执行结果为：
按home键以后：
2、布局文件
我们来看一下，lancher的布局文件launcher.xml，其源码为：
<br>DragLayer 有几个child，其中最重要的是WorkPlace 和 AllApps2D如下:<img src="//img.reader8.net/uploadfile/jiaocheng/2014018/2656/201401260956305910.jpg" alt="android Launcher源码解析01：UI格局详解一"><br>WorkPlace有五个child，每个是一个CellLayout<img src="//img.reader8.net/uploadfile/jiaocheng/2014018/2656/201401260956305911.jpg" alt="android Launcher源码解析01：UI格局详解一"><br>每个CellLayout里面放一些放widget和应用快捷方式(BubbleTextView)<br><img src="//img.reader8.net/uploadfile/jiaocheng/2014018/2656/201401260956305912.jpg" alt="android Launcher源码解析01：UI格局详解一"><br>AllApps2D 展示所有应用列表<img src="//img.reader8.net/uploadfile/jiaocheng/2014018/2656/201401260956305913.jpg" alt="android Launcher源码解析01：UI格局详解一"><br><br>参考资料：4 . launcher 的UI布局详解<br><p></p><p><br></p> </p><div class="aged2"><script type="text/javascript">a("article_content_down");</script></div> </div> <div id="pagebox" > <a href="/jiaocheng/android/" target="_blank">查看更多</a> <A href="/jiaocheng/20120827/1439380.html" title="Android Activity全屏展示">下一篇</A></div> <div id="MainLeftll"> <div id="MainLeftllToolbar">本文网址：<a href="https://www.reader8.net/jiaocheng/20120621/1439381.html">https://www.reader8.net/jiaocheng/20120621/1439381.html</a></div> <div class="related"><span class="relatedIco1">读书人精选</span> <ul class="relatedList"> </ul> </div> <div class="aged3"><script type="text/javascript">a("article_content_down2");</script></div> <div class="aged3a"><script type="text/javascript">a("article_content_down3");</script></div> </div> </div> <!-- 文章正文左边结束 --> <!-- 文章正文右边开始 --> <div class="leftbox_r"> <div class="aged4"><script type="text/javascript">a("article_right_up");</script></div> <div class="Rtitle"> <span class="Rtitle_text">热点排行</span></div> <div class="RContl"> <ul> <li><a href="/jiaocheng/20140514/2329200.html" target="_blank">android触控,先懂得MotionEvent(一)</a></li> <li><a href="/jiaocheng/20130716/1403740.html" target="_blank">android 关于XMPP即时通讯发送MESSAGE对</a></li> <li><a href="/jiaocheng/20120914/1432823.html" target="_blank">Android 中各种JAVA 包的效能描述</a></li> <li><a href="/jiaocheng/20140512/2328885.html" target="_blank">求解：android 4.0读写HID设备解决方案</a></li> <li><a href="/jiaocheng/20140511/2327972.html" target="_blank">seekbar,该怎么处理</a></li> <li><a href="/jiaocheng/20140511/2327971.html" target="_blank">Android 开发类似微信的程序,该如何处理</a></li> <li><a href="/jiaocheng/20120913/1439601.html" target="_blank">Android Wifi模块分析（6）</a></li> <li><a href="/jiaocheng/20140112/1425927.html" target="_blank">怎么让图片的背景透明</a></li> <li><a href="/jiaocheng/20120629/1443075.html" target="_blank">eclipse导入的Android项目没android.jar</a></li> <li><a href="/jiaocheng/20140524/2337363.html" target="_blank">Android实现读物翻页效果-扩展版(转)</a></li> </ul> </div> <div class="aged7"><script type="text/javascript">a("article_right_up2");</script></div> <!-- 文章正文右边结束 --> </div> <!--主体结束--> <script type="text/javascript">a("article_down_up");</script> <script type="text/javascript">a("foot");</script> <script type="text/javascript">a("article_down_up2");</script> <!--主体结束--> <div style="display:none"> <!--百度统计代码--> <script> var _hmt = _hmt || []; (function() { var hm = document.createElement("script"); hm.src = "https://hm.baidu.com/hm.js?d6151f323a57d16696165e47eee86d53"; var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(hm, s); })(); </script> </div> <script type="text/javascript">a("allbt");</script> </body> </html>
