Android butterknife is easy to use

Here is the programming house jb51 CC collects and arranges code fragments through the network.

Programming house Xiaobian now shares it with you and gives you a reference.

compile 'com.jakewharton:butterknife:6.1.0'

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"  
    xmlns:tools="http://schemas.android.com/tools"  
    android:layout_width="match_parent"  
    android:layout_height="match_parent"  
    android:paddingLeft="@dimen/activity_horizontal_margin"  
    android:paddingRight="@dimen/activity_horizontal_margin"  
    android:paddingTop="@dimen/activity_vertical_margin"  
    android:paddingBottom="@dimen/activity_vertical_margin"  
    tools:context=".MainActivity">  
  
    <TextView  
        android:id="@+id/tv_hello"  
        android:text="@string/hello_world"  
        android:layout_width="wrap_content"  
        android:layout_height="wrap_content" />  
  
    <Button  
        android:id="@+id/bt_changetext"  
        android:layout_width="wrap_content"  
        android:layout_height="wrap_content"  
        android:text="改变文字"/>  
  
</RelativeLayout>

public class MainActivity extends ActionBarActivity {  
  
    @InjectView(R.id.tv_hello)  
    TextView tv_hello;  
    @InjectView(R.id.bt_changetext)  
    Button bt_changetext;  
  
    @Override  
    protected void onCreate(Bundle savedInstanceState) {  
        super.onCreate(savedInstanceState);  
        setContentView(R.layout.activity_main);  
        ButterKnife.inject(this);  
//        bt_changetext.setOnClickListener(new View.OnClickListener() {  
//            @Override  
//            public void onClick(View v) {  
//  
//            }  
//        });  
    }  
  
//    @OnClick(R.id.bt_changetext)  
//    void changeText() {  
//        tv_hello.setText("hello my dear graypn!");  
//    }  
  
    @OnLongClick(R.id.bt_changetext)  
    boolean changeTextByLongClick() {  
        tv_hello.setText("hello my dear graypn!");  
        return true;  
    }  
}