android:windowNoTitle will not hide actionbar with appcompat-v7 21.0.0

Question

I updated appcompat-v7 to lollipop version(21.0.0)

then I can\'t hide ActionBar with following style that worked before.

                  
        
        

          

            
            

              
              

            
    


                                 
              
            
                          
    

        
         

                验证码
                

                  
                
                

                   看不清?
                
              
                                  

                    
   
                 
             
              
提交回复