1 |
compile 'com.loopj.android:android-async-http:1.4.9' |
</tr>
</tbody>
</table>
說明：請求網絡使用async-http
MainActivity
public class MainActivity extends AppCompatActivity implements MainView {
ProgressBar mProgressBar;
TextView text;
MainPresenter mMainPresenter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
initView();
}
private void initView() {
text = (TextView) findViewById(R.id.text);
mProgressBar = (ProgressBar) findViewById(R.id.mProgressBar);
mMainPresenter = new MainPresenter();
mMainPresenter.attachView(this);
mMainPresenter.loadData();
}
@Override
protected void onDestroy() {
mMainPresenter.detachView();
super.onDestroy();
}
@Override
public void showData(MainModel mainModel) {
text.setText("城市：" + mainModel.getCity()
+ "\n風向：" + mainModel.getWd()
+ "\n風級：" + mainModel.getWs()
+ "\n發布時間：" + mainModel.getTime());
}
@Override
public void showProgress() {
mProgressBar.setVisibility(View.VISIBLE);
}
@Override
public void hideProgress() {
mProgressBar.setVisibility(View.GONE);
}
}</pre>
MVP之M
MainModel
public class MainModel {
String city;
String wd;
String ws;
String time;
public String getCity() {
return city;
}
public void setCity(String city) {
this.city = city;
}
public String getWd() {
return wd;
}
public void setWd(String wd) {
this.wd = wd;
}
public String getWs() {
return ws;
}
public void setWs(String ws) {
this.ws = ws;
}
public String getTime() {
return time;
}
public void setTime(String time) {
this.time = time;
}
}</pre>
MVP之P
MainPresenter.java
</span>//業務具體處理
public class MainPresenter implements Presenter<MainView> {
private MainView mMainView;
@Override
public void attachView(MainView view) {
this.mMainView = view;
}
public void loadData() {
mMainView.showProgress();
AsyncHttpClient asyncHttpClient = new AsyncHttpClient();
asyncHttpClient.get("http://www.weather.com.cn/adat/sk/101010100.html", new JsonHttpResponseHandler() {
@Override
public void onSuccess(int statusCode, Header[] headers, JSONObject response) {
super.onSuccess(statusCode, headers, response);
try {
MainModel mainModel = new MainModel();
JSONObject weatherinfo = response.getJSONObject("weatherinfo");
mainModel.setCity(weatherinfo.getString("city"));
mainModel.setWd(weatherinfo.getString("WD"));
mainModel.setWs(weatherinfo.getString("WS"));
mainModel.setTime(weatherinfo.getString("time"));
mMainView.showData(mainModel);
mMainView.hideProgress();
} catch (JSONException e) {
e.printStackTrace();
}
}
@Override
public void onFailure(int statusCode, Header[] headers, Throwable throwable, JSONObject errorResponse) {
super.onFailure(statusCode, headers, throwable, errorResponse);
mMainView.hideProgress();
}
});
}
@Override
public void detachView() {
this.mMainView = null;
}
}</pre>
Presenter
public interface Presenter<V> {
void attachView(V view);
void detachView();
}</pre>
MVP之V
MainView.java
</span>//處理業務需要哪些方法
public interface MainView {
void showData(MainModel mainModel);
void showProgress();
void hideProgress();
}</pre>
源碼地址
https://github.com/WuXiaolong/AndroidMVPSample
PS
使用mvp時，Activity和Fragment變成了view層的一部分而把絕大多數工作代理給了presenter。每一個Activity都有一個相應的presenter來處理數據進而獲取model。
</span>來自： http://wuxiaolong.me/2015/09/23/AndroidMVPSample/
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