zoukankan html css js c++ java

2021年2月24日记账本开发07

今天把功能完善了，记事本大体完成：

AddContent：

package bjfu.it.sun.cashbook;

import android.app.Activity;
import android.content.ContentValues;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;

import java.text.SimpleDateFormat;
import java.util.Date;

public class AddContent extends Activity implements View.OnClickListener  {
    private String val;//用来做接收
    private Button submitbtn,canclebtn;
    private EditText context,coast;
    private CashDB cashDB ;//创建数据库对象准备添加数据
    private SQLiteDatabase dbWriter;//创造可添加的选项
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_add_content);//绑定视图

        val=getIntent() .getStringExtra("flag") ;//接收完成
        submitbtn=findViewById(R.id.submit) ;
        canclebtn=findViewById(R.id.cancel) ;
        context=findViewById(R.id.context) ;
        coast=findViewById(R.id.coast) ;
        submitbtn.setOnClickListener(this) ;
        canclebtn.setOnClickListener(this) ;


        cashDB=new CashDB(this);  //进行实例化

        dbWriter=cashDB.getWritableDatabase();// //获取到当前可添加的写入权限

    }

    @Override
    public void onClick(View v) {
        switch (v.getId() ){
            case R.id.submit:
                addDB();
                finish() ;
                break;

            case R.id.cancel:
                finish() ;
                break;

        }

    }

    //添加数据
    private void addDB(){
        ContentValues cv=new ContentValues() ;
        cv.put(CashDB .CONTENT , context.getText().toString() );
        cv.put(CashDB .COAST  , coast .getText().toString() );
        cv.put(CashDB .TIME    ,  getTime() );

        dbWriter .insert(CashDB .TABLE_NAME ,null,cv) ;
    }

    //获取当前设备的时间
    public String getTime(){
        SimpleDateFormat format =new SimpleDateFormat("yyyy年MM月dd日 HH:mm:ss") ;
        Date curData=new Date();//实例化
        String str =format .format(curData);//获取时间
        return str;

    }

}

View Code

CashDB：

package bjfu.it.sun.cashbook;

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;

import androidx.annotation.Nullable;

public class CashDB extends SQLiteOpenHelper {
    public static final String TABLE_NAME="cash";//表名
    public static final String CONTENT="context";//花费的内容，表的列
    public static final String COAST="coast";//花费的钱
    public static final String ID="_id";//id
    public static final String TIME="time";//时间


    //构造方法
    public CashDB(@Nullable Context context) {
        //第一个参数context,第二个是库名,第三个factory传一个空，第四个版本号第一次创建所以是1
        super(context, TABLE_NAME, null, 1);
    }

    //创建数据库
    @Override
    public void onCreate(SQLiteDatabase db) {
        db.execSQL("create table "+TABLE_NAME+"("
                +ID+" INTEGER PRIMARY KEY AUTOINCREMENT,"
                +CONTENT+" TEXT NOT NULL,"
                +COAST+" TEXT NOT NULL,"
                +TIME +" TEXT NOT NULL)"
        );
    }

    //更新
    @Override
    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {

    }
}

View Code

list_item：

package bjfu.it.sun.cashbook;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.ListView;

public class list_item extends AppCompatActivity {
    private String val;//用来做接收
    private ListView lv;
    private CashDB cashDB;
    private SQLiteDatabase dbReader;
    private MyAdapter adapter;
    Cursor cursor;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_list_item);
        val=getIntent() .getStringExtra("flag") ;//接收完成
        initView();
    }

    //初始化操作,初始化view
    public void initView(){
        lv = (ListView) findViewById(R.id.list2);

        cashDB=new CashDB(this) ;
        dbReader = cashDB.getReadableDatabase();//获取数据库读取的权限

        lv.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {

                cursor.moveToPosition(position );//获取当前cursor所指定的当前position
                //通过intent把当前数据传到另一个页面（详情页面）
                Intent i=new Intent(list_item .this,SelectAct.class) ;//第一个是当前页面，第二个是跳转页面

                i.putExtra(CashDB.ID ,cursor.getInt(cursor .getColumnIndex(CashDB.ID) ) );//传递的内容
                i.putExtra(CashDB.CONTENT  ,cursor .getString(cursor .getColumnIndex(CashDB.CONTENT) ) );
                i.putExtra(CashDB.COAST   ,cursor .getString(cursor .getColumnIndex(CashDB.COAST ) ) );
                i.putExtra(CashDB.TIME   ,cursor .getString(cursor .getColumnIndex(CashDB.TIME) ) );

                startActivity(i) ;//执行跳转
            }
        }) ;
    }
    public void selectDB(){

        //Cursor cursor = dbReader.query(CashDB.TABLE_NAME, null, null, null, null, null, null);
        cursor=dbReader .query(CashDB .TABLE_NAME ,null,null,null,null,null,null);
        adapter = new MyAdapter(this, cursor) ;
        lv.setAdapter(adapter);
    }


    @Override
    protected void onResume() {
        super.onResume();
        selectDB();
    }
}

View Code

MainActivity：

package bjfu.it.sun.cashbook;

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.Button;
import android.widget.ListView;

public class MainActivity extends AppCompatActivity implements View.OnClickListener{

    private Button addbtn;
    //创建Intent 标识从MainActivity跳转到AddContent
    private Intent i;
    private ListView lv;
    private MyAdapter adapter;
    private CashDB cashDB;
    private SQLiteDatabase dbReader;
    Cursor cursor;

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

    //初始化操作,初始化view
    public void initView(){
        lv = (ListView) findViewById(R.id.list2);

        addbtn=findViewById(R.id.addbtn);//初始化
        addbtn .setOnClickListener(this);//添加监听事件

        cashDB=new CashDB(this) ;
        dbReader = cashDB.getReadableDatabase();//获取数据库读取的权限

        lv.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id) {

                cursor.moveToPosition(position );//获取当前cursor所指定的当前position
                //通过intent把当前数据传到另一个页面（详情页面）
                Intent i=new Intent(MainActivity .this,SelectAct.class) ;//第一个是当前页面，第二个是跳转页面

                i.putExtra(CashDB.ID ,cursor.getInt(cursor .getColumnIndex(CashDB.ID) ) );//传递的内容
                i.putExtra(CashDB.CONTENT,cursor .getString(cursor .getColumnIndex(CashDB.CONTENT) ) );
                i.putExtra(CashDB.TIME,cursor .getString(cursor .getColumnIndex(CashDB.TIME) ) );
                i.putExtra(CashDB.COAST,cursor .getString(cursor .getColumnIndex(CashDB.COAST ) ) );

                startActivity(i) ;//执行跳转
            }
        }) ;

    }




    //添加一个复写方法
    @Override
    public void onClick(View v) {

        switch (v.getId()) {
            case R.id.addbtn:
                i = new Intent(this, AddContent.class);
                i.putExtra("flag", "1");//传递的内容
                startActivity(i);//执行跳转
                break;
            case R.id.button2:
                i = new Intent(this, list_item.class);
                i.putExtra("flag", "2");//传递的内容
                startActivity(i);//执行跳转
                break;

        }
    }
    public void selectDB(){

        //Cursor cursor = dbReader.query(CashDB.TABLE_NAME, null, null, null, null, null, null);
        cursor=dbReader .query(CashDB .TABLE_NAME ,null,null,null,null,null,null);
        adapter = new MyAdapter(this, cursor) ;
        lv.setAdapter(adapter);
        }


    @Override
    protected void onResume() {
        super.onResume();
        selectDB();
    }

    /*
    //创建方法用于添加具体内容
    public void addDB(){
        ContentValues cv=new ContentValues() ;
        cv.put(CashDB.CONTENT ,"Hello");
        cv.put(CashDB.COAST  ,"33");
        cv.put(CashDB.TIME  ,getTime());
        //写入数据库
        dbWriter.insert(CashDB.TABLE_NAME ,null,cv) ;

    }
    */

/*
    //获取当前设备的时间
    public String getTime(){
        SimpleDateFormat format =new SimpleDateFormat("yyyy年MM月dd日 HH:mm:ss") ;
        Date curData=new Date();//实例化
        String str =format .format(curData);//获取时间
        return str;

    }
    */

}

View Code

MyAdapter：

package bjfu.it.sun.cashbook;

import android.content.Context;
import android.database.Cursor;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.LinearLayout;
import android.widget.TextView;

public class MyAdapter extends BaseAdapter {
    private Context context;
    private Cursor cursor;
    private LinearLayout layout;
    private LayoutInflater mLayoutInflater;


    public MyAdapter (Context context, Cursor cursor){
        this.context = context;
        this.cursor = cursor;
    }
    @Override
    public int getCount() {
        return cursor.getCount();
    }

    @Override
    public Object getItem(int position) {
        return cursor.getPosition();
    }

    @Override
    public long getItemId(int position) {
        return position;
    }

    @Override
    public View getView(int position, View convertView, ViewGroup parent) {

        LayoutInflater inflater = LayoutInflater.from(context);
        layout = (LinearLayout) inflater.inflate(R.layout.call, null);
        TextView contenttv = (TextView) layout.findViewById(R.id.s_content);
        TextView coasttv = (TextView) layout.findViewById(R.id.coast);
        TextView timetv = (TextView) layout.findViewById(R.id.s_time);

        cursor.moveToPosition(position);//cursor需要自己查询
        //获取的内容
        String content = cursor.getString(cursor.getColumnIndex("context"));
        String coast = cursor.getString(cursor.getColumnIndex("coast"));
        String time = cursor.getString(cursor.getColumnIndex("time"));
        //传递
        contenttv.setText(content);
        coasttv.setText(coast) ;
        timetv.setText(time);

        return layout;
    }
}

View Code

SelectAct:

package bjfu.it.sun.cashbook;

import android.app.Activity;
import android.content.Intent;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

public class SelectAct extends Activity implements View.OnClickListener  {
    private Button s_delete,s_back,s_tijiao;
    private TextView content,time,coast;
    private CashDB cashDB;
    private int id;
    private SQLiteDatabase dbWrite;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_select); //加载视图
        //System .out.println(getIntent() .getIntExtra(CashDB.ID ,0) ) ;

        s_delete=findViewById(R.id.del ) ;//按钮找id
        s_back=findViewById(R.id.cancel) ;
        s_tijiao=findViewById(R.id.tijiao) ;

        content = (TextView) findViewById(R.id.s_content );
        time = (TextView) findViewById(R.id.s_time );
        coast = (TextView) findViewById(R.id.coast);

        cashDB =new CashDB(this);//数据库初始化
        dbWrite =cashDB.getWritableDatabase() ;//获得写的权限
/*
        s_back .setOnClickListener(this) ;//加上监听事件
        s_delete .setOnClickListener(this) ;
*/
        //展示内容
        content .setText(getIntent().getStringExtra(CashDB .CONTENT) );//内容
        time .setText(getIntent().getStringExtra(CashDB .TIME) );//时间
        coast .setText(getIntent().getStringExtra(CashDB .COAST ) );//花费


    }


    @Override
    public void onClick(View v) {
        switch (v.getId() ){
            case R.id.del :
                deleteDate();
                finish();

                break;
            case R.id.cancel:
                finish();
                break;
            case R.id.tijiao :
                //通过intent把当前数据传到另一个页面（详情页面）
                Intent i=new Intent(SelectAct .this,UpaActivity.class) ;//第一个是当前页面，第二个是跳转页面
                i.putExtra(CashDB.ID ,getIntent() .getIntExtra(CashDB .ID ,0) );//传递的内容
                i.putExtra(CashDB.CONTENT  , getIntent().getStringExtra(CashDB .CONTENT) );
                i.putExtra(CashDB.COAST   , getIntent().getStringExtra(CashDB .COAST ) );
                i.putExtra(CashDB.TIME   , getIntent().getStringExtra(CashDB .TIME) );
                startActivity(i) ;//执行跳转
                finish();
                break;
        }
    }

    public void deleteDate(){
        System .out.println(getIntent() .getIntExtra(CashDB.ID ,0) ) ;
        dbWrite .delete(CashDB.TABLE_NAME ,"_id="+getIntent() .getIntExtra(CashDB .ID ,0),null );
    }
}

View Code

UpaActivity:

package bjfu.it.sun.cashbook;

import android.app.Activity;
import android.content.Intent;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;

public class SelectAct extends Activity implements View.OnClickListener  {
    private Button s_delete,s_back,s_tijiao;
    private TextView content,time,coast;
    private CashDB cashDB;
    private int id;
    private SQLiteDatabase dbWrite;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_select); //加载视图
        //System .out.println(getIntent() .getIntExtra(CashDB.ID ,0) ) ;

        s_delete=findViewById(R.id.del ) ;//按钮找id
        s_back=findViewById(R.id.cancel) ;
        s_tijiao=findViewById(R.id.tijiao) ;

        content = (TextView) findViewById(R.id.s_content );
        time = (TextView) findViewById(R.id.s_time );
        coast = (TextView) findViewById(R.id.coast);

        cashDB =new CashDB(this);//数据库初始化
        dbWrite =cashDB.getWritableDatabase() ;//获得写的权限
/*
        s_back .setOnClickListener(this) ;//加上监听事件
        s_delete .setOnClickListener(this) ;
*/
        //展示内容
        content .setText(getIntent().getStringExtra(CashDB .CONTENT) );//内容
        time .setText(getIntent().getStringExtra(CashDB .TIME) );//时间
        coast .setText(getIntent().getStringExtra(CashDB .COAST ) );//花费


    }


    @Override
    public void onClick(View v) {
        switch (v.getId() ){
            case R.id.del :
                deleteDate();
                finish();

                break;
            case R.id.cancel:
                finish();
                break;
            case R.id.tijiao :
                //通过intent把当前数据传到另一个页面（详情页面）
                Intent i=new Intent(SelectAct .this,UpaActivity.class) ;//第一个是当前页面，第二个是跳转页面
                i.putExtra(CashDB.ID ,getIntent() .getIntExtra(CashDB .ID ,0) );//传递的内容
                i.putExtra(CashDB.CONTENT  , getIntent().getStringExtra(CashDB .CONTENT) );
                i.putExtra(CashDB.COAST   , getIntent().getStringExtra(CashDB .COAST ) );
                i.putExtra(CashDB.TIME   , getIntent().getStringExtra(CashDB .TIME) );
                startActivity(i) ;//执行跳转
                finish();
                break;
        }
    }

    public void deleteDate(){
        System .out.println(getIntent() .getIntExtra(CashDB.ID ,0) ) ;
        dbWrite .delete(CashDB.TABLE_NAME ,"_id="+getIntent() .getIntExtra(CashDB .ID ,0),null );
    }
}

View Code

activity_add_content.xml:

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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:layout_width="match_parent"
    android:layout_height="match_parent"
    android:layout_gravity="clip_horizontal"
    tools:context=".AddContent">

    <LinearLayout
        android:id="@+id/linearLayout"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:orientation="vertical"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <EditText
            android:id="@+id/context"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:ems="10"
            android:hint="内容"
            android:inputType="textPersonName" />

        <EditText
            android:id="@+id/coast"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:ems="10"
            android:hint="花费"
            android:inputType="textPersonName" />

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"

            android:orientation="horizontal">

            <Button
                android:id="@+id/submit"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_weight="1"
                android:text="提交" />

            <Button
                android:id="@+id/cancel"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_weight="1"
                android:text="返回" />

        </LinearLayout>

    </LinearLayout>
</androidx.constraintlayout.widget.ConstraintLayout>

View Code

activity_list_item.xml:

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".list_item">

    <ListView
        android:id="@+id/list2"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />
</androidx.constraintlayout.widget.ConstraintLayout>

View Code

activity_main.xml:

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical">

        <Button
            android:id="@+id/addbtn"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:text="添加" />

        <Button
            android:id="@+id/button2"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="onClick"
            android:text="查看" />

        <ListView
            android:id="@+id/list2"
            android:layout_width="match_parent"
            android:layout_height="match_parent" />
    </LinearLayout>

</androidx.constraintlayout.widget.ConstraintLayout>

View Code

activity_select.xml:

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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:layout_width="match_parent"
    android:layout_height="wrap_content"
    tools:context=".SelectAct">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical"
        app:layout_constraintBottom_toBottomOf="parent">

        <LinearLayout
            android:id="@+id/linearLayout3"
            android:layout_width="match_parent"
            android:layout_height="150dp"
            android:orientation="vertical"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent">

            <TextView
                android:id="@+id/s_content"
                android:layout_width="match_parent"
                android:layout_height="50dp"
                android:text="TextView" />

            <TextView
                android:id="@+id/coast"
                android:layout_width="match_parent"
                android:layout_height="50dp"
                android:text="TextView" />

            <TextView
                android:id="@+id/s_time"
                android:layout_width="match_parent"
                android:layout_height="50dp"
                android:text="TextView" />
        </LinearLayout>

        <LinearLayout
            android:id="@+id/linearLayout2"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:orientation="horizontal">

            <Button
                android:id="@+id/tijiao"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_weight="1"
                android:onClick="onClick"
                android:text="修改" />

            <Button
                android:id="@+id/del"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_weight="1"
                android:onClick="onClick"
                android:text="删除" />

            <Button
                android:id="@+id/cancel"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_weight="1"
                android:onClick="onClick"
                android:text="返回" />

        </LinearLayout>
    </LinearLayout>

</androidx.constraintlayout.widget.ConstraintLayout>

View Code

activity_upa.xml:

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".UpaActivity">
    <LinearLayout
        android:id="@+id/linearLayout"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:orientation="vertical"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <EditText
            android:id="@+id/u_context"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:ems="10"
            android:hint="内容"
            android:inputType="textPersonName" />

        <EditText
            android:id="@+id/u_coast"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:ems="10"
            android:hint="支出或收入"
            android:inputType="textPersonName" />

        <EditText
            android:id="@+id/u_time"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:ems="10"
            android:hint="时间"
            android:inputType="textPersonName" />

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"

            android:orientation="horizontal">

            <Button
                android:id="@+id/u_submit"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_weight="1"
                android:onClick="onClick"
                android:text="Button" />

            <Button
                android:id="@+id/u_cancle"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_weight="1"
                android:onClick="onClick"
                android:text="Button" />
        </LinearLayout>

    </LinearLayout>

</androidx.constraintlayout.widget.ConstraintLayout>

View Code

call.xml:

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:ignore="MissingDefaultResource">


    <TextView
        android:id="@+id/s_content"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="TextView" />

    <TextView
        android:id="@+id/coast"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="TextView" />

    <TextView
        android:id="@+id/s_time"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="TextView" />
</LinearLayout>

View Code

查看全文

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原文地址：https://www.cnblogs.com/j-y-s/p/14461600.html

2021年2月24日 记账本开发07

2021年2月24日记账本开发07