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  • 家庭记账本(三)

    package com.example.jizhangben;

    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.DatePicker;
    import android.widget.EditText;

    import androidx.annotation.Nullable;

    public class addcost extends Activity implements View.OnClickListener {


    private EditText title_et;
    private EditText money_et;
    private DatePicker date_dp;
    private Button tijiao_btn;
    private Button back_btn;
    private CostDB costDB;
    private SQLiteDatabase dbwriter;
    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.addcost);
    title_et=(EditText)findViewById(R.id.et_title);
    money_et=(EditText)findViewById(R.id.et_money);
    date_dp=(DatePicker)findViewById(R.id.dp_data);
    tijiao_btn=(Button)findViewById(R.id.bt_tijiao);
    back_btn=(Button)findViewById(R.id.bt_back);
    tijiao_btn.setOnClickListener(this);
    back_btn.setOnClickListener(this);
    costDB =new CostDB(this);
    dbwriter = costDB.getWritableDatabase();
    }

    @Override
    public void onClick(View v) {
    switch (v.getId()) {
    case R.id.bt_tijiao:
    costBean costBean1=new costBean();
    costBean1.costTitle=title_et.getText().toString();
    costBean1.costMoney=money_et.getText().toString();
    costBean1.costDate=date_dp.getYear()+"-"+(date_dp.getMonth()+1)+"-"+date_dp.getDayOfMonth();
    costDB.insertCost(costBean1);
    finish();
    break;
    case R.id.bt_back:
    finish();
    break;
    }
    }
    }
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  • 原文地址:https://www.cnblogs.com/huangmouren233/p/14912767.html
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