如何使用AppTheme创建不带操作栏的应用程序？ [重复]

Question

This question already has an answer here:

• How to hide the title bar for an Activity in XML with existing custom theme 35 answers

I want to create application without action bar and with AppTheme, I mean for example progress bar should look like progress bar in android 5.

Answer 1

Do the following changes in style.xml

styles.xml:

     <style name="AppBaseTheme" parent="Theme.AppCompat.Light" >
               <item name="android:windowNoTitle">true</item>
               <item name="android:windowActionBar">false</item>
     </style>