這篇文章給大家介紹Android中怎么利用MVP實現登錄注冊功能,內容非常詳細,感興趣的小伙伴們可以參考借鑒,希望對大家能有所幫助。

model包:
import com.bwei.mvps.bean.UserBean;
public interface IUserModel {
void setFirstName(String firstName);
void setLastName(String lastName);
String getFirstName();
String getLastName();
//根據id獲取對象
UserBean load(int id);
}import android.util.Log;
import com.bwei.mvps.bean.UserBean;
public class UserModel implements IUserModel {
@Override
public void setFirstName(String firstName) {
Log.i("xxx", firstName);
}
@Override
public void setLastName(String lastName) {
Log.i("xxx", lastName);
}
@Override
public String getFirstName() {
return null;
}
@Override
public String getLastName() {
return null;
}
@Override
public UserBean load(int id) {
//查詢數據庫或聯網獲取數據
Log.i("fff", id + "");
return new UserBean("張", "三");
}
}View包
public interface UserView {
void setFirstName(String firstName);
void setLastName(String lastName);
int getId();
String getFirstName();
String getLastName();
}presenter包:
import android.util.Log;
import com.bwei.mvps.MainActivity;
import com.bwei.mvps.bean.UserBean;
import com.bwei.mvps.model.IUserModel;
import com.bwei.mvps.model.UserModel;
import com.bwei.mvps.view.UserView;
public class UserPresenter {
private UserView userview;
private final IUserModel iUserModel;
public UserPresenter(UserView userview) {
this.userview = userview;
iUserModel = new UserModel();
}
//保存數據
public void saveUser(int id, String firstName, String lastName) {
UserBean userBean = iUserModel.load(id);
Log.i("sss", "id:" + id + ",firstName:" + firstName + ",lastName:" + lastName);
}
//查詢數據
public void find(int id) {
UserBean userBean = iUserModel.load(id);
String firstName = userBean.getFirstName();
String lastName = userBean.getLastName();
userview.setFirstName(firstName);
userview.setLastName(lastName);
Log.i("aaa", "id:" + id + ",firstName:" + firstName + ",lastName:" + lastName);
}
}XML
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical"> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal"> <TextView android:layout_width="70dp" android:layout_height="wrap_content" android:text="ID"/> <EditText android:id="@+id/et_id" android:layout_width="0dp" android:layout_height="wrap_content" android:layout_weight="1"/> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal"> <TextView android:layout_width="70dp" android:layout_height="wrap_content" android:text="FirstName"/> <EditText android:id="@+id/et_first_name" android:layout_width="0dp" android:layout_height="wrap_content" android:layout_weight="1"/> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal"> <TextView android:layout_width="70dp" android:layout_height="wrap_content" android:text="LastName"/> <EditText android:id="@+id/et_last_name" android:layout_width="0dp" android:layout_height="wrap_content" android:layout_weight="1"/> </LinearLayout> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="horizontal"> <Button android:id="@+id/bt_register" android:layout_width="0dp" android:layout_height="wrap_content" android:layout_weight="1" android:text="注冊"/> <Button android:id="@+id/bt_login" android:layout_width="0dp" android:layout_height="wrap_content" android:layout_weight="1" android:text="登錄"/> </LinearLayout> </LinearLayout>
Mactivity
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import com.bwei.mvps.presenter.UserPresenter;
import com.bwei.mvps.view.UserView;
public class MainActivity extends AppCompatActivity implements View.OnClickListener, UserView {
private EditText et_id;
private EditText et_first_name;
private EditText et_last_name;
private Button bt_login;
private Button bt_register;
private UserPresenter userPresenter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//找控件
et_id = (EditText) findViewById(R.id.et_id);
et_first_name = (EditText) findViewById(R.id.et_first_name);
et_last_name = (EditText) findViewById(R.id.et_last_name);
bt_login = (Button) findViewById(R.id.bt_login);
bt_register = (Button) findViewById(R.id.bt_register);
bt_login.setOnClickListener(this);
bt_register.setOnClickListener(this);
//聲明UserPresenter
userPresenter = new UserPresenter(this);
}
@Override
public void onClick(View view) {
switch (view.getId()) {
case R.id.bt_register://保存數據
userPresenter.saveUser(getId(), getFirstName(), getLastName());
break;
case R.id.bt_login:
userPresenter.find(getId());
break;
}
}
@Override
public void setFirstName(String firstName) {
et_first_name.setText(firstName);
}
@Override
public void setLastName(String lastName) {
et_last_name.setText(lastName);
}
@Override
public int getId() {
return new Integer(et_id.getText().toString());
}
@Override
public String getFirstName() {
return et_first_name.getText().toString();
}
@Override
public String getLastName() {
return et_last_name.getText().toString();
}
}關于Android中怎么利用MVP實現登錄注冊功能就分享到這里了,希望以上內容可以對大家有一定的幫助,可以學到更多知識。如果覺得文章不錯,可以把它分享出去讓更多的人看到。
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