4.24打卡

结对作业查找线路节点
• 所花时间：4
• 代码行数：164
• 博客容量：1
• 代码如下：

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:background="@color/black">
    <ListView
        android:id="@+id/ls"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:divider="@null"
        android:background="@color/white"
        android:dividerHeight="0dp"
        />


</LinearLayout>
package com.example.subway;

import android.os.Bundle;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.TextView;

import androidx.activity.EdgeToEdge;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.graphics.Insets;
import androidx.core.view.ViewCompat;
import androidx.core.view.WindowInsetsCompat;

import com.example.subway.util.DataBuild;

import java.util.List;

public class getAll extends AppCompatActivity {

    private ListView listView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_get_all);
        listView = findViewById(R.id.ls);
        List<String> res= DataBuild.mainFunc(1,null,null);
        ArrayAdapter<String> adapter = new ArrayAdapter<>(this, android.R.layout.simple_list_item_1, res);
        listView.setAdapter(adapter);
    }
}

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:background="@color/black">

    <TextView
        android:layout_marginTop="100dp"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="查询线路"
        android:textColor="@color/white"
        android:textSize="35sp"
        android:layout_gravity="center"
        android:layout_marginBottom="25dp"
        />


    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        >

        <TextView
            android:text="请输入出发站:"
            android:layout_weight="1"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:textColor="@color/white"
            android:textSize="17sp"
            />
        <EditText
            android:inputType="text"
            android:id="@+id/start"
            android:layout_weight="1"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:background="@drawable/my_edit"
            android:maxLength="30"
            android:textColor="@color/white"
            />
    </LinearLayout>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        >

        <TextView
            android:text="请输入目的站:"
            android:layout_weight="1"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:textColor="@color/white"
            android:textSize="17sp"
            />
        <EditText
            android:id="@+id/end"
            android:layout_weight="1"
            android:layout_width="0dp"
            android:inputType="text"
            android:layout_height="wrap_content"
            android:background="@drawable/my_edit"
            android:maxLength="30"
            android:textColor="@color/white"
            />
    </LinearLayout>

    <Button
        android:id="@+id/search"
        android:layout_marginTop="10dp"
        android:layout_gravity="center"
        android:layout_width="120dp"
        android:layout_height="40dp"
        android:background="@drawable/my_button"
        android:text="查询"
        android:textColor="@color/white"
        android:textSize="22sp"
        android:gravity="center"/>

    <TextView
        android:id="@+id/result"
        android:layout_marginTop="100dp"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:textSize="25sp"
        android:text="路线如下:"
        android:textColor="@color/white"
        />

    <ListView
        android:id="@+id/ls1"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:divider="@null"
        android:background="@color/white"
        android:dividerHeight="0dp"
        />

</LinearLayout>
package com.example.subway;

import   android.os.Bundle;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.EditText;
import android.widget.ListView;
import android.widget.TextView;

import androidx.activity.EdgeToEdge;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.graphics.Insets;
import androidx.core.view.ViewCompat;
import androidx.core.view.WindowInsetsCompat;

import com.example.subway.util.DataBuild;

import java.util.List;

public class searchLine extends AppCompatActivity implements View.OnClickListener {

    private EditText start;
    private EditText end;
    private TextView tv;
    private ListView listView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_search_line);

        listView = findViewById(R.id.ls1);
        findViewById(R.id.search).setOnClickListener(this);
        start = findViewById(R.id.start);
        end = findViewById(R.id.end);
        tv = findViewById(R.id.result);
    }

    @Override
    public void onClick(View v) {
        DataBuild.initialize();
        List<String> ls=DataBuild.mainFunc(2,start.getText().toString(),end.getText().toString());
//        tv.setText(ls.get(0));
        ArrayAdapter<String> adapter = new ArrayAdapter<>(this, android.R.layout.simple_list_item_1, ls);
        listView.setAdapter(adapter);
        if(ls.get(0).equals("")){
            tv.setText("未查询到站点路线");
        }
    }
}