Android ImageLoader滑屏载入加载效果，Java代码下载，演示在滑屏时手机屏幕的内容加载效果，左右滑屏或上下滑屏时候激活加载，显示进度条，大多数安卓应用几乎都会有Loading效果，本源码对想搞Android应用开发的新手来说比较实用。-Android ImageLoader loaded loaded sliding screen effect, Java code downloads, demos sliding screen when loading the content

SeekBar是进度条。我们使用进度条时，可以使用系统默认的进度条；也可以自定义进度条的图片和滑块图片等。-SeekBar is a progress bar. When we use the progress bar, you can use the system default progress bar the progress bar can also customize the picture and slide pictures.

介绍android平台下高级控件的使用，包括ListView,ScrollView,Spinner,滑块与进度条，星级评分条，画廊控件Callery,GridView,TabHost,AutoCompleteTextView等控件。-Introduce android platform using advanced controls, including ListView, ScrollView, Spinner, slider and progress bar, strip star rati

拖动条用SeekBar表示，与进度条类似，只是增加量一个可拖动的滑块。用户可以通过拖动来改变值，通常用于对数值的调节。(The drag bar is represented by SeekBar, similar to the progress bar, but only by adding a drag slider. Users can change values by dragging, which is usually used to adjust values.)