DataBinding 

  1 <?xml version="1.0" encoding="utf-8"?>
  2 <layout xmlns:android="http://schemas.android.com/apk/res/android">
  3    <data>
  4        <variable name="user" type="com.example.cunli.databing.web.User"/>
  5 
  6    </data>
  7    <LinearLayout
  8        android:orientation="vertical"
  9        android:layout_width="match_parent"
 10        android:layout_height="match_parent">
 11        <EditText android:layout_width="wrap_content"
 12            android:layout_height="wrap_content"
 13            android:text="@={user.email}"
 14            android:id="@+id/email"
 15            />
 16        <TextView android:layout_width="wrap_content"
 17            android:layout_height="wrap_content"
 18            android:text="@={user.password}"
 19            android:id="@+id/password"
 20            android:layout_marginTop="10dp"/>
 21 
 22        <Button
 23            android:layout_marginTop="30dp"
 24            android:layout_width="wrap_content"
 25            android:layout_height="wrap_content"
 26            android:id="@+id/btn"
 27            android:onClick="hello"
 28            android:text="@string/app_name"/>
 29 
 30 
 31 
 32    </LinearLayout>
 33 </layout>
 34 
 35 
 36 
 37 package com.example.cunli.databing.web;
 38 
 39 import android.databinding.BaseObservable;
 40 import android.databinding.Bindable;
 41 
 42 import com.example.cunli.databing.BR;
 43 
 44 
 45 /**
 46 * Created by winder on 2016/7/6.
 47 */
 48 public class User extends BaseObservable {
 49    public  String email;
 50    public  String password;
 51 
 52    public User() {
 53    }
 54 
 55    public User(String email, String password) {
 56        this.email = email;
 57        this.password = password;
 58    }
 59 
 60    @Bindable
 61    public String getPassword() {
 62        return password;
 63    }
 64 
 65    public void setPassword(String password) {
 66        this.password = password;
 67        notifyPropertyChanged(BR.password);
 68    }
 69 
 70    @Bindable
 71    public String getEmail() {
 72        return email;
 73    }
 74 
 75    public void setEmail(String email) {
 76        this.email = email;
 77        notifyPropertyChanged(BR.email);
 78    }
 79 
 80 
 81 
 82 }
 83 
 84 
 85 
 86 package com.example.cunli.databing.activity;
 87 
 88 import android.databinding.DataBindingUtil;
 89 import android.os.Bundle;
 90 import android.support.v7.app.AppCompatActivity;
 91 import android.util.Log;
 92 import android.view.View;
 93 import android.widget.Toast;
 94 
 95 
 96 import com.example.cunli.databing.R;
 97 import com.example.cunli.databing.databinding.ActivityMainBinding;
 98 import com.example.cunli.databing.server.TeachLogServer;
 99 import com.example.cunli.databing.web.CheckTeachLog;
100 import com.example.cunli.databing.web.TeachLog;
101 import com.example.cunli.databing.web.User;
102 
103 public class MainActivity extends AppCompatActivity {
104 
105    private TeachLogServer teachLogServer = new TeachLogServer();
106    User user;
107 
108    @Override
109    protected void onCreate(Bundle savedInstanceState) {
110        super.onCreate(savedInstanceState);
111 
112        ActivityMainBinding binding = DataBindingUtil.setContentView(this, R.layout.activity_main);
113 
114        user = new User("haliluya", "thankyoulord");
115        binding.setUser(user);
116 
117    }
118 
119    public void hello(View view){
120 
121 
122        Log.e("password","------getEmail------- "+user.getEmail());
123 
124        Toast.makeText(this,user.getEmail()+"\t"+user.getPassword(), Toast.LENGTH_SHORT).show();
125    }
126 
127  
128 }

 

posted @ 2016-10-25 16:26  次序  阅读(270)  评论(0)    收藏  举报