UITextFieldDelegate

  

   

    

     

    
    

     

      - (BOOL)textFieldShouldReturn:(UITextField *)textField
     
    
   

    

     

    
    

     

      {
     
    
   

    

     

    
    

     
    if(textField==self.userName)
     
    
   

    

     

    
    

     

          {
     
    
   

    

     

    
    

     

              [self.userPass becomeFirstResponder];
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     
    else if(textField == self.userPass)
     
    
   

    

     

    
    

     

          {
     
    
   

    

     

    
    

     

              [textField resignFirstResponder];
     
    
   

    

     

    
    

     

          }
     
    
   

    

     

    
    

     

      }
     
    
  
 

文章来源: zzzili.blog.csdn.net，作者：清雨小竹，版权归原作者所有，如需转载，请联系作者。

原文链接：zzzili.blog.csdn.net/article/details/9147559