朝花夕拾-android 一个注册新用户时，多步填写用户资料的框架

 1 public abstract class RegisterStep {
 2     public interface OnNextActionListener {
 3         void next();
 4 
 5         void submit();
 6     }
 7 
 8     protected Activity mActivity;
 9     protected Context mContext;
10 
11     private View mContentView;
12 
13     protected OnNextActionListener mOnNextActionListener;
14 
15     public RegisterStep(Activity activity, View contentView) {
16         mActivity = activity;
17         mContext = (Context) mActivity;
18         mContentView = contentView;
19 
20         initViews();
21         initEvents();
22     }
23 
24     public abstract void initViews();
25 
26     public abstract void initEvents();
27 
28     public abstract boolean validate();
29 
30     public View findViewById(int id) {
31         return mContentView.findViewById(id);
32     }
33 
34     public void doPrevious() {
35 
36     }
37 
38     public void doNext() {
39         mOnNextActionListener.submit();
40     }
41 
42     public void nextAnimation() {
43 
44     }
45 
46     public void preAnimation() {
47 
48     }
49 
50     public void setOnNextActionListener(OnNextActionListener onNextActionListener) {
51         mOnNextActionListener = onNextActionListener;
52     }
53 }