ProgressBar的样式

有几种风格 总是忘记现在记录下来：

The four attributes that you mention can be applied to a ProgressBar's style like so:

style="?android:attr/progressBarStyleHorizontal" 

The style constant android:progressBarStyleHorizontal is your typical incremental progress bar:

While the other three are varying sizes of the same circular progress bar:

style="?android:attr/progressBarStyleSmall" 

style="?android:attr/progressBarStyle" 

style="?android:attr/progressBarStyleLarge"