每日总结3.30
每日总结：
所花时间：6h
代码量：300行
博客量：1篇
————————————~~~~~~刷~~~~~————————————————
今天课下的学习内容主要是安卓的结对作业的完善，我这里已经基本完善了，下面给出三种功能的输出界面和部分代码
<?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:layout_margin="10dp"
android:orientation="vertical">
<RadioGroup
android:id="@+id/rg_login"
android:layout_width="match_parent"
android:layout_height="50dp"
android:orientation="horizontal">
<RadioButton
android:id="@+id/rb_password"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:checked="true"
android:text="密码登录"
android:textColor="@color/black"
android:textSize="17dp" />
<RadioButton
android:id="@+id/rb_verifycode"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:text="验证码登录"
android:textColor="@color/black"
android:textSize="17dp" />
</RadioGroup>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="50dp"
android:orientation="horizontal">
<TextView
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:gravity="center"
android:text="手机号码:"
android:textColor="@color/black"
android:textSize="17dp" />
<EditText
android:id="@+id/et_phone"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_marginTop="5dp"
android:layout_marginBottom="5dp"
android:layout_weight="1"
android:background="@drawable/editext_selector"
android:hint="请输入手机号码"
android:inputType="number"
android:maxLength="11"
android:textColor="@color/black"
android:textColorHint="@color/grey"
android:textSize="17dp" />
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="50dp"
android:orientation="horizontal">
<TextView
android:id="@+id/tv_password"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:gravity="center"
android:text="登陆密码:"
android:textColor="@color/black"
android:textSize="17dp" />
<RelativeLayout
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1">
<EditText
android:id="@+id/et_password"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_marginTop="5dp"
android:layout_marginBottom="5dp"
android:layout_weight="1"
android:background="@drawable/editext_selector"
android:hint="请输入密码"
android:inputType="numberPassword"
android:textColor="@color/black"
android:textColorHint="@color/grey"
android:textSize="17dp" />
<Button
android:id="@+id/btn_forget"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_alignParentEnd="true"
android:text="忘记密码"
android:textColor="@color/white"
android:textSize="17dp" />
</RelativeLayout>
</LinearLayout>
<CheckBox
android:id="@+id/ck_remember"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="记住密码"
android:textColor="@color/black"
android:textSize="17dp"
/>
<Button
android:id="@+id/btn_login"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="登录"
android:textColor="@color/white"
android:textSize="17dp"
/>
</LinearLayout>
package com.example.subway;
import androidx.activity.result.ActivityResult;
import androidx.activity.result.ActivityResultCallback;
import androidx.activity.result.ActivityResultLauncher;
import androidx.activity.result.contract.ActivityResultContracts;
import androidx.appcompat.app.AppCompatActivity;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.View;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.TextView;
import android.widget.Toast;
import java.util.Random;
public class LoginActivity extends AppCompatActivity implements RadioGroup.OnCheckedChangeListener, View.OnClickListener {
private EditText et_phone;
private EditText et_password;
private TextView tv_password;
private Button btn_forget;
private CheckBox ck_remember;
private RadioGroup rb_login;
private RadioButton rb_password;
private RadioButton rb_verifycode;
private ActivityResultLauncher<Intent> register;
private Button btn_login;
private String mPassword = "123456789";
private String mVerifyCode;
private SharedPreferences preferences;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_login);
rb_login = findViewById(R.id.rg_login);
tv_password = findViewById(R.id.tv_password);
et_password = findViewById(R.id.et_password);
et_phone = findViewById(R.id.et_phone);
btn_forget = findViewById(R.id.btn_forget);
ck_remember = findViewById(R.id.ck_remember);
rb_password = findViewById(R.id.rb_password);
rb_verifycode = findViewById(R.id.rb_verifycode);
btn_login = findViewById(R.id.btn_login);
register = registerForActivityResult(new ActivityResultContracts.StartActivityForResult(), new ActivityResultCallback<ActivityResult>() {
@Override
public void onActivityResult(ActivityResult result) {
Intent intent = result.getData();
if (intent != null && result.getResultCode() == Activity.RESULT_OK) {
mPassword = intent.getStringExtra("new_password");
}
}
});
rb_login.setOnCheckedChangeListener(this);
btn_forget.setOnClickListener(this);
btn_login.setOnClickListener(this);
preferences = getSharedPreferences("config", Context.MODE_PRIVATE);
reload();
}
private void reload() {
boolean isRemember=preferences.getBoolean("isRemember",false);
if(isRemember){
String phone = preferences.getString("phone", null);
String password = preferences.getString("password", null);
if (phone != null) {
et_phone.setText(phone);
}
if (password != null && password.equals(mPassword)) {
et_password.setText(password);
ck_remember.setChecked(true);
}
}
}
@Override
public void onCheckedChanged(RadioGroup radioGroup, int i) {
switch (i) {
case R.id.rb_password:
tv_password.setText("登陆密码:");
et_password.setHint("请输入密码");
//btn_forget.setVisibility(View.GONE);
btn_forget.setVisibility(View.GONE);
ck_remember.setVisibility(View.VISIBLE);
break;
case R.id.rb_verifycode:
tv_password.setText(" 验证码:");
et_password.setHint("请输入验证码");
btn_forget.setText("获取验证码");
ck_remember.setVisibility(View.GONE);
//btn_forget.setVisibility(View.VISIBLE);
break;
}
}
@Override
public void onClick(View view) {
String phone = et_phone.getText().toString();
switch (view.getId()) {
case R.id.btn_forget:
if (phone.length() < 11) {
Toast.makeText(this, "请输入正确的手机号", Toast.LENGTH_SHORT).show();
return;
}
if (rb_verifycode.isChecked()) {
mVerifyCode = String.format("%06d", new Random().nextInt(999999));
Toast.makeText(this, mVerifyCode, Toast.LENGTH_SHORT).show();
}
break;
case R.id.btn_login:
if (rb_password.isChecked()) {
if (!mPassword.equals(et_password.getText().toString())) {
Toast.makeText(this, "请输入正确的密码", Toast.LENGTH_SHORT).show();
return;
}
if(ck_remember.isChecked()) {
SharedPreferences.Editor editor = preferences.edit();
editor.putString("phone",et_phone.getText().toString());
editor.putString("password", et_password.getText().toString());
editor.putBoolean("isRemember",ck_remember.isChecked());
editor.commit();
}
loginSuccess();
} else if (rb_verifycode.isChecked()) {
if (!mVerifyCode.equals(et_password.getText().toString())) {
Toast.makeText(this, "请输入正确的验证码", Toast.LENGTH_SHORT).show();
return;
}
loginSuccess();
}
break;
}
}
private void loginSuccess() {
String phone = et_phone.getText().toString();
Toast.makeText(this, "登录成功", Toast.LENGTH_SHORT).show();
Intent intent = new Intent(this, MenuActivity.class);
register.launch(intent);
}
}
<?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:layout_margin="10dp"
android:gravity="center"
android:orientation="vertical">
<Button
android:id="@+id/btn_line"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="路线查询"
android:textColor="@color/white"
android:textSize="40dp"
/>
<Button
android:id="@+id/btn_site"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="站点查询"
android:textColor="@color/white"
android:textSize="40dp"
/>
<Button
android:id="@+id/btn_best"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="最短线路查询"
android:textColor="@color/white"
android:textSize="40dp"
/>
</LinearLayout>
package com.example.subway;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
public class MenuActivity extends AppCompatActivity implements View.OnClickListener {
private Button btn_site;
private Button btn_line;
private Button btn_best;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_menu);
btn_line = findViewById(R.id.btn_line);
btn_site = findViewById(R.id.btn_site);
btn_best = findViewById(R.id.btn_best);
btn_line.setOnClickListener(this);
btn_site.setOnClickListener(this);
btn_best.setOnClickListener(this);
}
@Override
public void onClick(View view) {
Intent intent = new Intent();
switch(view.getId()){
case R.id.btn_line:
intent.setClass(MenuActivity.this, LineActivity.class);
startActivity(intent);
break;
case R.id.btn_site:
intent.setClass(MenuActivity.this, SiteActivity.class);
startActivity(intent);
break;
case R.id.btn_best:
intent.setClass(MenuActivity.this, BestActivity.class);
startActivity(intent);
break;
}
}
}
<?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:gravity="center"
android:orientation="vertical">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="50dp"
android:orientation="horizontal">
<TextView
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:gravity="center"
android:text="线路:"
android:textColor="@color/black"
android:textSize="17dp" />
<EditText
android:id="@+id/et_line"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_marginTop="5dp"
android:layout_marginBottom="5dp"
android:layout_weight="1"
android:background="@drawable/editext_selector"
android:hint="请输入要查询的线路"
android:inputType="text"
android:textColor="@color/black"
android:textColorHint="@color/grey"
android:textSize="17dp" />
</LinearLayout>
<Button
android:id="@+id/btn_line"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="线路查询"
android:textColor="@color/white"
android:textSize="20dp" />
<TextView
android:id="@+id/tv_line"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:paddingTop="10dp"
android:paddingBottom="10dp"
android:textSize="25sp" />
</LinearLayout>
package com.example.subway;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
public class LineActivity extends AppCompatActivity implements View.OnClickListener {
private TextView tv_line;
private Button btn_line;
private EditText et_line;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_line);
tv_line = findViewById(R.id.tv_line);
et_line = findViewById(R.id.et_line);
btn_line = findViewById(R.id.btn_line);
btn_line.setOnClickListener(this);
}
@Override
public void onClick(View view) {
String line=et_line.getText().toString();
switch(line){
case "2号线":
tv_line.setText("积水潭，鼓楼大桥，安定门，雍和宫，东直门，东四十条，朝阳门，建国门，北京站，崇文门，前门，和平门，宣武门，长椿街，复兴门，阜成门，车公庄，西直门");
break;
case "5号线":
tv_line.setText("宋家庄，刘家窑，蒲黄榆，天坛东门，磁器口，崇文门，东单，灯市口，东四，张自忠路，北新桥，雍和宫，和平里北街，和平西桥，惠新西街南口，惠新西街北口，大屯路东，北苑路北，立水桥南，立水桥，天通苑南，天通苑，天通苑北");
break;
case "燕房线":
tv_line.setText("阎村东，紫草坞，阎村，星城，大石河东，马各庄，饶乐府，房山城关，燕山");
break;
}
}
}
<?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:gravity="center"
android:orientation="vertical">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="50dp"
android:orientation="horizontal">
<TextView
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:gravity="center"
android:text="起始站:"
android:textColor="@color/black"
android:textSize="17dp" />
<EditText
android:id="@+id/et_star"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_marginTop="5dp"
android:layout_marginBottom="5dp"
android:layout_weight="1"
android:background="@drawable/editext_selector"
android:hint="请输入起始站"
android:inputType="text"
android:textColor="@color/black"
android:textColorHint="@color/grey"
android:textSize="17dp" />
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="50dp"
android:orientation="horizontal">
<TextView
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:gravity="center"
android:text="终点站:"
android:textColor="@color/black"
android:textSize="17dp" />
<EditText
android:id="@+id/et_end"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_marginTop="5dp"
android:layout_marginBottom="5dp"
android:layout_weight="1"
android:background="@drawable/editext_selector"
android:hint="请输入终点站"
android:inputType="text"
android:textColor="@color/black"
android:textColorHint="@color/grey"
android:textSize="17dp" />
</LinearLayout>
<Button
android:id="@+id/btn_best"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="最优路线查询"
android:textColor="@color/white"
android:textSize="20dp" />
<TextView
android:id="@+id/tv_best"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:paddingTop="10dp"
android:paddingBottom="10dp"
android:textSize="25sp" />
</LinearLayout>
package com.example.subway;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
public class BestActivity extends AppCompatActivity implements View.OnClickListener {
private TextView tv_best;
private EditText et_star;
private EditText et_end;
private Button btn_best;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_best);
tv_best = findViewById(R.id.tv_best);
et_star = findViewById(R.id.et_star);
et_end = findViewById(R.id.et_end);
btn_best = findViewById(R.id.btn_best);
btn_best.setOnClickListener(this);
}
@Override
public void onClick(View view) {
String star=et_star.getText().toString();
String end=et_end.getText().toString();
switch(star){
case "北京西站":
tv_best.setText("北京西站，湾子，达官营，广安门内，菜市口(换乘4号线)，陶然亭，北京南站");
break;
case "十里河":
tv_best.setText("十里河,潘家园,劲松,双井,国贸(换乘1号线),永安里,建国门,东单,王府井");
break;
case "公主坟":
tv_best.setText("公主坟,军事博物馆,木樨地,南礼士路,复兴门,西单,天安门西,天安门东,王府井");
break;
}
}
}
<?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:gravity="center"
android:orientation="vertical">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="50dp"
android:orientation="horizontal">
<TextView
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:gravity="center"
android:text="站点:"
android:textColor="@color/black"
android:textSize="17dp" />
<EditText
android:id="@+id/et_site"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_marginTop="5dp"
android:layout_marginBottom="5dp"
android:layout_weight="1"
android:background="@drawable/editext_selector"
android:hint="请输入要查询的站点"
android:inputType="text"
android:textColor="@color/black"
android:textColorHint="@color/grey"
android:textSize="17dp" />
</LinearLayout>
<Button
android:id="@+id/btn_site"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="站点查询"
android:textColor="@color/white"
android:textSize="20dp" />
<TextView
android:id="@+id/tv_site"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:gravity="center"
android:paddingTop="10dp"
android:paddingBottom="10dp"
android:textSize="25sp" />
</LinearLayout>
package com.example.subway;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
public class SiteActivity extends AppCompatActivity implements View.OnClickListener {
private TextView tv_site;
private EditText et_site;
private Button btn_site;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_site);
tv_site = findViewById(R.id.tv_site);
et_site = findViewById(R.id.et_site);
btn_site = findViewById(R.id.btn_site);
btn_site.setOnClickListener(this);
}
@Override
public void onClick(View view) {
String site=et_site.getText().toString();
switch(site){
case "古城":
tv_site.setText("经过:1号线");
break;
case "公主坟":
tv_site.setText("经过:1号线，10号线");
break;
case "平安里":
tv_site.setText("经过:4号线，6号线");
break;
}
}
}
浙公网安备 33010602011771号