从网络下载图片三种方式（经典）\.classpath
..............................\.project
..............................\AndroidManifest.xml
..............................\bin\AndroidManifest.xml
..............................\...\classes\com\zook\BuildConfig.class
..............................\...\.......\...\....\main$1.class
..............................\...\.......\...\....\main$2.class
..............................\...\.......\...\....\main$3$1.class
..............................\...\.......\...\....\main$3.class
..............................\...\.......\...\....\main.class
..............................\...\.......\...\....\MyASyncTask.class
..............................\...\.......\...\....\R$attr.class
..............................\...\.......\...\....\R$drawable.class
..............................\...\.......\...\....\R$id.class
..............................\...\.......\...\....\R$layout.class
..............................\...\.......\...\....\R$string.class
..............................\...\.......\...\....\R.class
..............................\gen\com\zook\BuildConfig.java
..............................\...\...\....\R.java
..............................\proguard.cfg
..............................\project.properties
..............................\res\drawable-hdpi\icon.png
..............................\...\.........ldpi\icon.png
..............................\...\.........mdpi\icon.png
..............................\...\layout\main.xml
..............................\...\values\strings.xml
..............................\src\com\zook\main.java
..............................\...\...\....\MyASyncTask.java
..............................\bin\classes\com\zook
..............................\...\.......\com
..............................\gen\com\zook
..............................\src\com\zook
..............................\bin\classes
..............................\...\res
..............................\gen\com
..............................\res\drawable-hdpi
..............................\...\drawable-ldpi
..............................\...\drawable-mdpi
..............................\...\drawable-xhdpi
..............................\...\layout
..............................\...\values
..............................\src\com
..............................\assets
..............................\bin
..............................\gen
..............................\res
..............................\src
从网络下载图片三种方式（经典）