起因：原版多彩校园app阻挡了我打热水的速度，还有广告，这怎么能忍？主要作用：方便快速使用，并且无广告，速度可以说提升了好几倍。
代码
登录界面xml
xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".LoginActivity" android:orientation="vertical" android:gravity="center" android:background="@color/white"> android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="多彩校园" android:textStyle="bold" android:textSize="30sp" android:textColor="#7379c2" android:layout_marginBottom="10dp"/> android:layout_margin="10dp" android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="vertical"> android:id="@+id/login_phone_et" android:layout_width="match_parent" android:layout_marginBottom="30dp" android:layout_height="50dp" android:hint="请输入手机号" android:inputType="number" android:background="@drawable/edite_background" android:padding="10dp" tools:ignore="TextFields" /> android:id="@+id/login_pwd_et" android:layout_width="match_parent" android:layout_marginBottom="30dp" android:layout_height="50dp" android:inputType="textPassword" android:hint="请输入密码" android:background="@drawable/edite_background" android:padding="10dp"/> android:id="@+id/login_btn" android:layout_width="match_parent" android:layout_height="wrap_content" android:text="登录" android:background="@drawable/login_btn_background" android:textStyle="bold" android:textColor="@color/white" android:textSize="18sp" android:padding="15dp" android:onClick="click" /> android:id="@+id/login_rjsm" android:onClick="rjsm" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="软件说明" android:layout_gravity="right" android:textColor="@color/zhise" android:textSize="16sp" android:layout_marginTop="15dp" android:layout_marginRight="5dp"/>
java代码：
package com.chance.duocaixiaoyuan;
import android.app.Activity;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Build;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.Toast;
import androidx.appcompat.app.AppCompatActivity;
import com.chance.duocaixiaoyuan.util.Account;
import com.chance.duocaixiaoyuan.util.LoadingDialog;
public class LoginActivity extends AppCompatActivity {
private EditText phoneET;
private EditText pwdET;
//全局化
private LoadingDialog dialog;
// 本地存储
public SharedPreferences preferences;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
preferences = getSharedPreferences("dcxy", Activity.MODE_PRIVATE);
init();
}
public void init() {
// 检查上一次是否登录成功，如果登录成功，直接跳转主界面，否则进行登录
// 读取存储内容
preferences = getSharedPreferences("dcxy", Activity.MODE_PRIVATE);
String phone = "";
if (preferences != null) {
phone = preferences.getString("phone", "");
}
// 存储有数据进行主界面跳转
if (!phone.equals("")) {
Intent intent = new Intent();
intent.setClass(LoginActivity.this, MainActivity.class);
startActivity(intent);
finish();
}else {
setStatusBar();
setContentView(R.layout.activity_login);
phoneET = findViewById(R.id.login_phone_et);
pwdET = findViewById(R.id.login_pwd_et);
}
}
/* 显示加载对话框 */
private void loadingDialog() {
dialog = new LoadingDialog(this);
dialog.show();
}
protected void setStatusBar() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
getWindow().setStatusBarColor(getResources().getColor(R.color.white));//设置状态栏颜色
getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR);//实现状态栏图标和文字颜色为暗色
}
}
public void click(View view) {
// 显示加载界面
loadingDialog();
new Thread(new Runnable() {
boolean flag = false;
@Override
public void run() {
try {
flag = Account.doLogin(phoneET.getText().toString(), pwdET.getText().toString(), LoginActivity.this);
} catch (Exception e) {
throw new RuntimeException(e);
}
runOnUiThread(new Runnable() {
@Override
public void run() {
// 取消加载界面
dialog.dismiss();
if(flag) {
// 跳转到主界面
Intent intent = new Intent();
intent.setClass(LoginActivity.this, MainActivity.class);
startActivity(intent);
}else {
Toast.makeText(LoginActivity.this, Account.msg, Toast.LENGTH_LONG).show();
}
}
});
}
}).start();
}
public void rjsm(View view) {
Intent intent = new Intent();
intent.setClass(this, InstructionsActivity.class);
startActivity(intent);
}
}
开源地址：https://gitee.com/JieKuiChance/DuoCaiXiaoYuanFastApp