zoukankan      html  css  js  c++  java
  • 家庭小账本2.2

    package com.example.famliyaccountbook;
    
    import androidx.annotation.RequiresPermission;
    import androidx.appcompat.app.AppCompatActivity;
    
    import android.content.Intent;
    import android.view.*;
    import android.os.Bundle;
    import android.widget.*;
    
    import java.util.Calendar;
    
    
    public class WriteActivity extends AppCompatActivity {
    
    
        private DBManger manger;
        private EditText editText_date;
        private EditText editText_money;
        private Button button_outreport,back;
        private CheckBox r1,r2;
        private String time ,text2="";
        @Override
        protected void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            requestWindowFeature(Window.FEATURE_NO_TITLE);
            setContentView(R.layout.activity_write);
    
            findById();
            time=getTime();
            editText_date.setText(time);
    
            manger=new DBManger(this);
    
            button_outreport=findViewById(R.id.button_outreport);
            button_outreport.setOnClickListener(new View.OnClickListener(){
                @Override
                public void onClick(View v) {
    
                    //获取edittext数据
                    String text1 = editText_date.getText().toString().trim();
                    String text3 = editText_money.getText().toString().trim();
    
                    if(r1.isChecked()){
                        text2="收入";
                    }else if(r2.isChecked()){
                      text2 ="支出";
                    }
    
                    manger.add(text1,text2,text3);
                    Intent intent = new Intent(WriteActivity.this, MainActivity.class);
                    finish();
                    startActivity(intent);
    
                }
    
    
    
            });
            back.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    Intent intent = new Intent(WriteActivity.this, MainActivity.class);
                    finish();
                    startActivity(intent);
                }
            });
    
        }
    
        //获取控件
        private void findById(){
            r1=findViewById(R.id.checkBox2);//收入
            r2=findViewById(R.id.checkBox);//支出
            editText_money=findViewById(R.id.editText_outmoney);
            editText_date=findViewById(R.id.editText);
            button_outreport=findViewById(R.id.button_outreport);
            back=findViewById(R.id.button_finish);
    
        }
    
        //获取时间
        public String getTime(){
            //获取年月日时分
            Calendar calendar1 = Calendar.getInstance();
            //
            int year = calendar1.get(Calendar.YEAR);
            //
            int month = calendar1.get(Calendar.MONTH) + 1;
            //
            int day = calendar1.get(Calendar.DAY_OF_MONTH);
    
            String result=year + "-" + month + "-" + day ;
            return result;
    
        }
    }

    浏览账单(显示总金额)

    ListActivity

    package com.example.famliyaccountbook;
    
    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.*;
    
    public class ListActivity extends AppCompatActivity {
        private DBHelper helper=new DBHelper(this,1);
    
        private ListView list;
        private Button button_back;
        private EditText et_money,et_in,et_out;
    
        @Override
        protected void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_list);
            setTitle("浏览账本");
            findById();
            show_money();
            information_show();
    
    
    
            button_back=findViewById(R.id.button_back);
            button_back.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    Intent intent = new Intent(ListActivity.this, MainActivity.class);
                    finish();
                    startActivity(intent);
    
                }
            });
    
    
    
    
    
        }
        public void information_show(){
            SQLiteDatabase db=helper.getReadableDatabase();
            Cursor cursor = db.rawQuery("select * from bill", null);
            String [] list1=new String[100];
            int i=0;
            while (cursor.moveToNext()) {
                String newDate = cursor.getString(cursor.getColumnIndex("date"));
                String newType = cursor.getString(cursor.getColumnIndex("type"));
                String money = cursor.getString(cursor.getColumnIndex("money"));
                String str=newDate+"           "+newType+"            " +money;
                list1[i]=str;
    
                ++i;
            }
            cursor.close();
            String []list2=new String[i];
            int k=i;
            for(int j=0;j<i&&k>=0;j++){
                --k;
                list2[k]=list1[j];
            }
            ArrayAdapter<String> adapter=new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1,list2);
            list.setAdapter(adapter);
            db.close();
    
        }
    //获取控件
        private void findById(){
            list=findViewById(R.id.list_view);
            et_in=findViewById(R.id.in_money);
            et_out=findViewById(R.id.out_money);
            et_money=findViewById(R.id.sum_monry);
    
        }
    
        //获取金额
        private double[] get_money(){
            double i = 0;   //记录总金额
            double j = 0;   //支出
            double k = 0;   //收入
            double[] Arr = new double[3];
            SQLiteDatabase db = helper.getReadableDatabase();
            Cursor cursor = db.rawQuery("select * from bill where type = ? ", new String[]{"支出"});
    
            while (cursor.moveToNext()) {
                String newMoney = cursor.getString(cursor.getColumnIndex("money"));
                if(newMoney.equals("")){
                    double t=0;
                    j=j+t;
                }else {
                    j= j+Double.parseDouble(newMoney);
                }
            }
            cursor.close();
            db.close();
    
            SQLiteDatabase db2 = helper.getReadableDatabase();
            Cursor cursor2 = db2.rawQuery("select * from bill where type = ? ", new String[]{"收入"});
    
            while (cursor2.moveToNext()) {
                String newMoney = cursor2.getString(cursor2.getColumnIndex("money"));
                if(newMoney.equals("")){
                    double t=0;
                    k=k+t;
                }else {
                    k= k+Double.parseDouble(newMoney);
                }
            }
    
            cursor2.close();
            db2.close();
            i=k-j;
            Arr[0]=i;Arr[1]=j;Arr[2]=k;
            return Arr;
    
        }
    
        //显示金额
        private void show_money(){
            double []result=get_money();
            et_money.setText(result[0]+"");
            et_out.setText(result[1]+"");
            et_in.setText(result[2]+"");
        }
    }

    activity_write.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:id="@+id/editText_time"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@drawable/activity"
        tools:context=".WriteActivity">
    
    
        <TextView
            android:id="@+id/textView_time"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="47dp"
            android:layout_marginLeft="47dp"
            android:layout_marginTop="171dp"
            android:layout_marginBottom="73dp"
            android:text="日期"
            android:textSize="25dp"
            app:layout_constraintBottom_toTopOf="@+id/textView_type"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent" />
    
        <EditText
            android:id="@+id/editText"
            android:layout_width="200dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="52dp"
            android:layout_marginLeft="52dp"
            android:layout_marginTop="158dp"
            android:layout_marginEnd="63dp"
            android:layout_marginRight="63dp"
            android:ems="10"
            android:inputType="textPersonName"
            android:textSize="25dp"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toEndOf="@+id/textView_time"
            app:layout_constraintTop_toTopOf="parent" />
    
        <TextView
            android:id="@+id/textView_type"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="31dp"
            android:layout_marginLeft="31dp"
            android:layout_marginBottom="84dp"
            android:text="项目类型"
            android:textSize="25dp"
            app:layout_constraintBottom_toTopOf="@+id/textView5"
            app:layout_constraintStart_toStartOf="parent" />
    
        <TextView
            android:id="@+id/textView5"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="38dp"
            android:layout_marginLeft="38dp"
            android:layout_marginBottom="301dp"
            android:text="金额"
            android:textSize="25dp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintStart_toStartOf="parent" />
    
        <EditText
            android:id="@+id/editText_outmoney"
            android:layout_width="200dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="45dp"
            android:layout_marginLeft="45dp"
            android:layout_marginEnd="79dp"
            android:layout_marginRight="79dp"
            android:layout_marginBottom="50dp"
            android:ems="10"
            android:hint="例如:100"
            android:inputType="number"
            android:textSize="25dp"
            app:layout_constraintBottom_toTopOf="@+id/button_outreport"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toEndOf="@+id/textView5" />
    
        <Button
            android:id="@+id/button_outreport"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="20dp"
            android:layout_marginLeft="20dp"
            android:layout_marginEnd="162dp"
            android:layout_marginRight="162dp"
            android:layout_marginBottom="184dp"
            android:text="提交"
            android:textSize="25dp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintHorizontal_bias="0.546"
            app:layout_constraintStart_toStartOf="parent" />
    
        <Button
            android:id="@+id/button_finish"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="34dp"
            android:layout_marginLeft="34dp"
            android:layout_marginTop="50dp"
            android:layout_marginEnd="43dp"
            android:layout_marginRight="43dp"
            android:layout_marginBottom="184dp"
            android:text="返回主页面"
            android:textSize="25dp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toEndOf="@+id/button_outreport"
            app:layout_constraintTop_toBottomOf="@+id/editText_outmoney" />
    
        <CheckBox
            android:id="@+id/checkBox"
            android:layout_width="wrap_content"
    
            android:layout_height="wrap_content"
            android:layout_marginStart="22dp"
            android:layout_marginLeft="22dp"
            android:layout_marginTop="65dp"
            android:layout_marginEnd="8dp"
            android:layout_marginRight="8dp"
            android:layout_marginBottom="79dp"
            app:layout_constraintBottom_toTopOf="@+id/editText_outmoney"
            app:layout_constraintEnd_toStartOf="@+id/textView2"
            app:layout_constraintStart_toEndOf="@+id/textView_type"
            app:layout_constraintTop_toBottomOf="@+id/editText"></CheckBox>
    
        <TextView
            android:id="@+id/textView2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="8dp"
            android:layout_marginLeft="8dp"
            android:layout_marginTop="63dp"
            android:layout_marginEnd="31dp"
            android:layout_marginRight="31dp"
            android:layout_marginBottom="79dp"
            android:text="支出"
            android:textSize="25dp"
            app:layout_constraintBottom_toTopOf="@+id/editText_outmoney"
            app:layout_constraintEnd_toStartOf="@+id/checkBox2"
            app:layout_constraintStart_toEndOf="@+id/checkBox"
            app:layout_constraintTop_toBottomOf="@+id/editText" />
    
        <CheckBox
            android:id="@+id/checkBox2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="2dp"
            android:layout_marginLeft="2dp"
            android:layout_marginTop="65dp"
            android:layout_marginEnd="7dp"
            android:layout_marginRight="7dp"
            android:layout_marginBottom="79dp"
            app:layout_constraintBottom_toTopOf="@+id/editText_outmoney"
            app:layout_constraintEnd_toStartOf="@+id/textView3"
            app:layout_constraintStart_toEndOf="@+id/textView2"
            app:layout_constraintTop_toBottomOf="@+id/editText"
            app:layout_constraintVertical_bias="0.0"></CheckBox>
    
        <TextView
            android:id="@+id/textView3"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="5dp"
            android:layout_marginLeft="5dp"
            android:layout_marginTop="65dp"
            android:layout_marginEnd="43dp"
            android:layout_marginRight="43dp"
            android:layout_marginBottom="77dp"
            android:text="收入"
            android:textSize="25dp"
            app:layout_constraintBottom_toTopOf="@+id/editText_outmoney"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toEndOf="@+id/checkBox2"
            app:layout_constraintTop_toBottomOf="@+id/editText" />
    
    </androidx.constraintlayout.widget.ConstraintLayout>

    activity_list.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:background="@drawable/activity"
        tools:context=".ListActivity">
    
        <Button
            android:id="@+id/button_back"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="295dp"
            android:layout_marginLeft="295dp"
            android:layout_marginEnd="22dp"
            android:layout_marginRight="22dp"
            android:layout_marginBottom="110dp"
            android:text="返回主页面"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent" />
    
        <TextView
            android:id="@+id/textshow_date"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="65dp"
            android:layout_marginLeft="65dp"
            android:layout_marginTop="27dp"
            android:layout_marginEnd="74dp"
            android:layout_marginRight="74dp"
            android:layout_marginBottom="17dp"
            android:text="日期"
            app:layout_constraintBottom_toTopOf="@+id/list_view"
            app:layout_constraintEnd_toStartOf="@+id/textshow_type"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/out_money" />
    
        <TextView
            android:id="@+id/textshow_type"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="74dp"
            android:layout_marginLeft="74dp"
            android:layout_marginTop="27dp"
            android:layout_marginBottom="17dp"
            android:text="类型"
            app:layout_constraintBottom_toTopOf="@+id/list_view"
            app:layout_constraintStart_toEndOf="@+id/textshow_date"
            app:layout_constraintTop_toBottomOf="@+id/out_money" />
    
        <TextView
            android:id="@+id/textshow_money"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="214dp"
            android:layout_marginEnd="95dp"
            android:layout_marginRight="95dp"
            android:layout_marginBottom="17dp"
            android:text="金额"
            app:layout_constraintBottom_toTopOf="@+id/list_view"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintTop_toTopOf="parent" />
    
        <TextView
            android:id="@+id/textView4"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="37dp"
            android:layout_marginLeft="37dp"
            android:layout_marginTop="52dp"
            android:layout_marginBottom="35dp"
            android:text="总金额"
            app:layout_constraintBottom_toTopOf="@+id/textView6"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent" />
    
        <TextView
            android:id="@+id/textView6"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="37dp"
            android:layout_marginLeft="37dp"
            android:layout_marginBottom="1dp"
            android:text="收入"
            app:layout_constraintBottom_toTopOf="@+id/textView7"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/textView4" />
    
        <TextView
            android:id="@+id/textView7"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="37dp"
            android:layout_marginLeft="37dp"
            android:layout_marginTop="37dp"
            android:layout_marginEnd="15dp"
            android:layout_marginRight="15dp"
            android:layout_marginBottom="70dp"
            android:text="支出"
            app:layout_constraintBottom_toTopOf="@+id/list_view"
            app:layout_constraintEnd_toStartOf="@+id/out_money"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/textView6" />
    
        <EditText
            android:id="@+id/sum_monry"
            android:layout_width="100dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="15dp"
            android:layout_marginLeft="15dp"
            android:layout_marginTop="38dp"
            android:layout_marginEnd="217dp"
            android:layout_marginRight="217dp"
            android:layout_marginBottom="6dp"
            android:ems="10"
            android:inputType="textPersonName"
            app:layout_constraintBottom_toTopOf="@+id/in_money"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toEndOf="@+id/textView4"
            app:layout_constraintTop_toTopOf="parent" />
    
        <EditText
            android:id="@+id/in_money"
            android:layout_width="115dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="14dp"
            android:layout_marginLeft="14dp"
            android:layout_marginTop="6dp"
            android:layout_marginEnd="217dp"
            android:layout_marginRight="217dp"
            android:layout_marginBottom="5dp"
            android:ems="10"
            android:inputType="textPersonName"
            app:layout_constraintBottom_toTopOf="@+id/out_money"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toEndOf="@+id/textView6"
            app:layout_constraintTop_toBottomOf="@+id/sum_monry" />
    
        <EditText
            android:id="@+id/out_money"
            android:layout_width="115dp"
            android:layout_height="wrap_content"
            android:layout_marginTop="2dp"
            android:layout_marginEnd="216dp"
            android:layout_marginRight="216dp"
            android:layout_marginBottom="2dp"
            android:ems="10"
            android:inputType="textPersonName"
            app:layout_constraintBottom_toTopOf="@+id/textshow_date"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/in_money" />
    
        <ListView
            android:id="@+id/list_view"
            android:layout_width="340dp"
            android:layout_height="300dp"
            android:layout_marginStart="37dp"
            android:layout_marginLeft="37dp"
            android:layout_marginEnd="34dp"
            android:layout_marginRight="34dp"
            android:layout_marginBottom="22dp"
            app:layout_constraintBottom_toTopOf="@+id/button_back"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"></ListView>
    
    </androidx.constraintlayout.widget.ConstraintLayout>

  • 相关阅读:
    bs4抓取糗事百科
    数据结构(复习排序算法)——选泡插(选择,冒泡,插入,希尔)
    Hive-ha (十三)
    Hive优化(十一)
    Hive压缩和存储(十二)
    Hive权限管理(十)
    Hive的视图和索引(九)
    Hive动态分区和分桶(八)
    Hive(七)Hive参数操作和运行方式
    Redis 基础
  • 原文地址:https://www.cnblogs.com/Lizhichengweidashen/p/14899135.html
Copyright © 2011-2022 走看看