我的android第一课

<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span lang="EN-US"><span style=""><span style="font-family: Calibri;"> </span></span></span><span style="">为了保鲜，今天我也摸了一把</span><span lang="EN-US"><span style="font-family: Calibri;">android</span></span><span style="">。</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span lang="EN-US"><span style="font-family: Calibri;"></span></span><span lang="EN-US"><span style=""><span style="font-family: Calibri;"> </span></span></span><span style="">学习新东西，我通常新做一个</span><span lang="EN-US"><span style="font-family: Calibri;">HelloWord</span></span><span style="">，有了感性认识以后再学习理论就方便一些（属于比较愚钝的人的高效学习方式）。学习</span><span lang="EN-US"><span style="font-family: Calibri;">android</span></span><span style="">也一样，首先要搭建环境。由于</span><span lang="EN-US"><span style="font-family: Calibri;">eclipse</span></span><span style="">是现成的，所以</span><span lang="EN-US"><span style="font-family: Calibri;">eclipse,jre</span></span><span style="">的环境部署这两步我就省了。接着，需要下载</span><span lang="EN-US"><span style="font-family: Calibri;">android SDK</span></span><span style="">包。</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span lang="EN-US"><span style=""><span style="font-family: Calibri;"> </span></span></span><span style="">下载地址：</span><span lang="EN-US"><a href="http://code.google.com/intl/zh-CN/android/"><span style="font-family: Calibri;">http://code.google.com/intl/zh-CN/android/</span></a><span style="font-family: Calibri;"> </span></span><span style="">中文的哦，还有其他知识。</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span lang="EN-US"><span style=""><span style="font-family: Calibri;"> </span></span></span><span style="">下载完以后，就是安装了，首先要安装</span><span lang="EN-US"><span style="font-family: Calibri;">elipse</span></span><span style="">需要的插件。</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span lang="EN-US"><span style=""><span style="font-family: Calibri;"> </span></span></span><span style="">在</span><span lang="EN-US"><span style="font-family: Calibri;">elipse</span></span><span style="">中选择</span><span style="font-family: Calibri;"> <span lang="EN-US">Help | Software Updates | Find and Install.</span></span><span style="">会弹出如下界面，</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-align: center;"><span lang="EN-US"><span style=""><span style="font-size: small; font-family: Calibri;"><img src="http://p.blog.csdn.net/images/p_blog_csdn_net/linkyou/EntryImages/20090423/4.GIF" alt="" width="658" height="286"></span></span></span><span style=""><span style="font-size: small;">图一</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span lang="EN-US"><span style=""><span style="font-family: Calibri;"> </span></span></span><span style="">选择</span><span lang="EN-US"><span style="font-family: Calibri;">Search for new features to install.</span></span><span style="">点击下一步，进入下面页面</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style="font-size: small; font-family: Calibri;"></span></span></p>
<p><span style="" lang="EN-US"> <br style=""></span></p>
<div class="Section2" style=""><span style="font-size: small;"> <img src="http://p.blog.csdn.net/images/p_blog_csdn_net/linkyou/EntryImages/20090423/5.GIF" alt="" width="628" height="594"><br style=""></span></div>
<p style="text-align: center;"><span lang="EN-US"><span style="font-size: small; font-family: Calibri;"></span></span><span style=""><span style="font-size: small;">图二</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span style=""> 点击</span><span lang="EN-US"><span style="font-family: Calibri;"> New Remote Site,</span></span><span style="">会弹出让你输入插件的名称和下载地址。建议取</span><span lang="EN-US"><span style="font-family: Calibri;">android</span></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span style=""> 下载地址为：</span><span lang="EN-US"><a href="https://dl-ssl.google.com/android/eclipse/"><span style="font-family: Calibri;">https://dl-ssl.google.com/android/eclipse/</span></a></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;"> 接着要做的事情就是点击下一步和完成按钮，直到插件安装完毕。</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span style=""> 在安装完插件之后，</span><span lang="EN-US"><span style="font-family: Calibri;">eclipse</span></span><span style="">会提示你是否重新启动</span><span lang="EN-US"><span style="font-family: Calibri;">elipse</span></span><span style="">。重启之后插件就安装成功了。</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span style=""> 安装完插件之后，要将插件依赖的</span><span lang="EN-US"><span style="font-family: Calibri;">SDK</span></span><span style="">环境工具相关联。</span></span><span style="font-size: small;"><span style="">这时候，需要点击</span><span lang="EN-US"><span style="font-family: Calibri;">Window | Preferences.</span></span><span style="">出现如下窗体</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><img src="http://p.blog.csdn.net/images/p_blog_csdn_net/linkyou/EntryImages/20090423/6.GIF" alt="" width="720" height="628"></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-align: center;" align="center"></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-align: center;"><span style=""><span style="font-size: small;">图三</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span style=""> 在</span><span lang="EN-US"><span style="font-family: Calibri;">SDK location</span></span><span style="">中输入你下载的</span><span lang="EN-US"><span style="font-family: Calibri;">SDK</span></span><span style="">的存放路径就可以了。</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span style=""> 譬如</span><span lang="EN-US"><span style="font-family: Calibri;">E:/android-sdk-windows-1.1_r1</span></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span style=""> 如果下载的是</span><span lang="EN-US"><span style="font-family: Calibri;">1.1,</span></span><span style="">那么应该包含如下文件和文件夹</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span style=""> 文件夹：</span><span lang="EN-US"><span style="font-family: Calibri;">docs</span></span><span style="">、</span><span lang="EN-US"><span style="font-family: Calibri;">samples</span></span><span style="">、</span><span lang="EN-US"><span style="font-family: Calibri;">tools</span></span><span style="">、</span><span lang="EN-US"><span style="font-family: Calibri;">usb_driver</span></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span style=""> 重要文件：</span><span lang="EN-US"><span style="font-family: Calibri;">android.jar</span></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span style=""> 在</span><span lang="EN-US"><span style="font-family: Calibri;">APPLY</span></span><span style="">成功以后，就意味着</span><span lang="EN-US"><span style="font-family: Calibri;">Android</span></span><span style="">开发环境基本</span><span lang="EN-US"><span style="font-family: Calibri;">OK</span></span><span style="">了。</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span style=""> 接下来，我也迫不及待的，弄几个</span><span lang="EN-US"><span style="font-family: Calibri;">demo</span></span><span style="">玩玩，由于</span><span lang="EN-US"><span style="font-family: Calibri;">SDK</span></span><span style="">开发包里已经有</span><span lang="EN-US"><span style="font-family: Calibri;">samples</span></span><span style="">了，现在平台开发商都越来越平民了，都会放</span><span lang="EN-US"><span style="font-family: Calibri;">sample</span></span><span style="">给开发者，大大降低了学习成本，我们阿里软件也一样。</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span lang="EN-US"><span style=""><span style="font-family: Calibri;"> </span></span></span><span style="">首先在</span><span lang="EN-US"><span style="font-family: Calibri;">elipse</span></span><span style="">里边选择</span><span lang="EN-US"><span style="font-family: Calibri;">New-&gt;Other…-&gt;Android-&gt;Android.project,</span></span><span style="">选择点击之后会出现如下窗体</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style=""><span style="font-size: small; font-family: Calibri;"> <img src="http://p.blog.csdn.net/images/p_blog_csdn_net/linkyou/EntryImages/20090423/7.GIF" alt="" width="613" height="587"></span></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-align: center;" align="center"><span style=""><span style="font-size: small;">图四</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span lang="EN-US"><span style=""><span style="font-family: Calibri;"> </span></span></span><span style="">显然选择</span><span lang="EN-US"><span style="font-family: Calibri;">Create project from existing source</span></span><span style="">，点击</span><span lang="EN-US"><span style="font-family: Calibri;">Browse,</span></span><span style="">选择</span><span lang="EN-US"><span style="font-family: Calibri;">Sample</span></span><span style="">下的贪食蛇。</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style=""><span style="font-size: small;">工程导入，编译没有问题。</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span lang="EN-US"><span style=""><span style="font-family: Calibri;"> </span></span></span><span style="">象我这么性急的人，当然是想看看运行的效果如何了。</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span style=""> <img src="http://p.blog.csdn.net/images/p_blog_csdn_net/linkyou/EntryImages/20090423/8.GIF" alt="" width="609" height="120"></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span lang="EN-US"><span style=""><span style="font-size: small; font-family: Calibri;"> </span></span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt; text-align: center;" align="center"><span style=""><span style="font-size: small;">图五</span></span></p>
<p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: small;"><span lang="EN-US"><span style=""><span style="font-family: Calibri;"> </span></span></span><span style="">结果，我就不在这里展示了，自然是出现了手机运行界面，痛快的玩了一把贪食蛇，感觉游戏太原始，而且速度控制不好，看来要改改程序了。</span></span></p>