更新dataBinding配置

Author: halzhang

DataBindingExample/app/build.gradle

@@ -18,9 +18,13 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }
+    dataBinding {
+        enabled = true
+    }
 }
 
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
     compile 'com.android.support:appcompat-v7:22.2.0'
+    compile 'com.github.bumptech.glide:glide:3.7.0'
 }

DataBindingExample/app/src/main/AndroidManifest.xml

@@ -1,21 +1,23 @@
 <?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.halzhang.android.example.databindingexample" >
+<manifest package="com.halzhang.android.example.databindingexample"
+          xmlns:android="http://schemas.android.com/apk/res/android">
 
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
-        android:theme="@style/AppTheme" >
+        android:theme="@style/AppTheme">
         <activity
             android:name=".MainActivity"
-            android:label="@string/app_name" >
+            android:label="@string/app_name">
             <intent-filter>
-                <action android:name="android.intent.action.MAIN" />
+                <action android:name="android.intent.action.MAIN"/>
 
-                <category android:name="android.intent.category.LAUNCHER" />
+                <category android:name="android.intent.category.LAUNCHER"/>
             </intent-filter>
         </activity>
     </application>
 
+    <uses-permission android:name="android.permission.INTERNET"/>
+
 </manifest>

DataBindingExample/app/src/main/java/com/halzhang/android/example/databindingexample/Bindings.java

@@ -0,0 +1,19 @@
+package com.halzhang.android.example.databindingexample;
+
+import android.databinding.BindingAdapter;
+import android.widget.ImageView;
+
+import com.bumptech.glide.Glide;
+
+/**
+ * Created by Hal on 2016/3/3.
+ */
+public class Bindings {
+
+
+    @BindingAdapter({"bind:imageUrl"})
+    public static void loadImage(ImageView imageView, String url) {
+        Glide.with(imageView.getContext()).load(url).into(imageView);
+    }
+
+}

DataBindingExample/app/src/main/java/com/halzhang/android/example/databindingexample/MainActivity.java

@@ -25,7 +25,7 @@ public class MainActivity extends AppCompatActivity {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         ActivityMainBinding binding = DataBindingUtil.setContentView(this, R.layout.activity_main);
-        User user = new User("username", "password");
+        User user = new User("username", "password", "http://images.unsplash.com/photo-1454678904372-2ca94103eca4");
         binding.setUser(user);
 
         listView = (ListView) findViewById(R.id.list);
@@ -56,24 +56,17 @@ public long getItemId(int position) {
 
         @Override
         public View getView(int position, View convertView, ViewGroup parent) {
-            ViewHolder viewHolder;
+            ListItemBinding binding;
             if (convertView == null) {
-                ListItemBinding binding = DataBindingUtil.inflate(getLayoutInflater(), R.layout.list_item, parent, false);
+                binding = DataBindingUtil.inflate(getLayoutInflater(), R.layout.list_item, parent, false);
                 convertView = binding.getRoot();
-                viewHolder = new ViewHolder();
-                viewHolder.view = convertView;
-                convertView.setTag(viewHolder);
+                convertView.setTag(binding);
             } else {
-                viewHolder = (ViewHolder) convertView.getTag();
+                binding = (ListItemBinding) convertView.getTag();
             }
-            ListItemBinding binding = DataBindingUtil.bind(viewHolder.view);
             binding.setCourse(mCourses.get(position));
             return convertView;
         }
-
-        class ViewHolder {
-            View view;
-        }
     }
 
     @Override

DataBindingExample/app/src/main/java/com/halzhang/android/example/databindingexample/User.java

@@ -6,10 +6,12 @@
 public class User {
     public final String username;
     public final String password;
+    public final String avatar;
 
-    public User(String username, String password) {
+    public User(String username, String password, String avatar) {
         this.username = username;
         this.password = password;
+        this.avatar = avatar;
     }
 
     public String getUsername() {
@@ -19,4 +21,8 @@ public String getUsername() {
     public String getPassword() {
         return password;
     }
+
+    public String getAvatar() {
+        return avatar;
+    }
 }

DataBindingExample/app/src/main/res/layout/activity_main.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
-<layout xmlns:android="http://schemas.android.com/apk/res/android">
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <data>
 
@@ -18,6 +19,11 @@
         android:paddingRight="@dimen/activity_horizontal_margin"
         android:paddingTop="@dimen/activity_vertical_margin">
 
+        <ImageView
+            android:layout_width="200px"
+            android:layout_height="200px"
+            app:imageUrl="@{user.avatar}"/>
+
 
         <EditText
             android:id="@+id/et_username"

DataBindingExample/build.gradle

@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:1.2.3'
+        classpath 'com.android.tools.build:gradle:1.5.0'
         classpath 'com.android.databinding:dataBinder:1.0-rc1'
 
         // NOTE: Do not place your application dependencies here; they belong