6.17 2

记账本APP

package com.zhen.accountbook;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.text.method.HideReturnsTransformationMethod;
import android.text.method.PasswordTransformationMethod;
import android.view.View;
import android.widget.*;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import com.zhen.accountbook.adapter.AccountAdapter;
import com.zhen.accountbook.db.AccountBean;
import com.zhen.accountbook.db.DBManager;
import com.zhen.accountbook.utils.BeiZhuDialog;
import com.zhen.accountbook.utils.BudgetDialog;

import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;

public class MainActivity extends AppCompatActivity implements View.OnClickListener {
    ListView todayLv;//展示今日收支情况
    ImageView searchIv;
    Button editBtn;
    ImageButton moreBtn;
    //声明数据源
    List<AccountBean> mDatas;
    AccountAdapter adapter;
    //头布局相关的控件
    TextView topOutTv, topInTv, topbudgetTv, topConTv;
    ImageView topShowIv;

    int year, month, day;
    View headerView;
    SharedPreferences preferences;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        initTime();
        extracted();
        preferences = getSharedPreferences("budget", Context.MODE_PRIVATE);
        addLVHeaderView();
        mDatas = new ArrayList<>();
        //设置适配器:加载每一行数据到列表当中
        adapter = new AccountAdapter(this, mDatas);
        todayLv.setAdapter(adapter);
    }

    private void extracted() {

        todayLv = findViewById(R.id.main_lv);
        editBtn = findViewById(R.id.main_btn_edit);
        moreBtn = findViewById(R.id.main_btn_more);
        searchIv = findViewById(R.id.main_iv_search);
        editBtn.setOnClickListener(this);
        moreBtn.setOnClickListener(this);
        searchIv.setOnClickListener(this);
    }

    private void addLVHeaderView() {
        headerView = getLayoutInflater().inflate(R.layout.item_mainlv_top, null);
        todayLv.addHeaderView(headerView);
        topOutTv = headerView.findViewById(R.id.item_mainlv_top_tv_out);
        topInTv = headerView.findViewById(R.id.item_mainlv_top_tv_in);
        topbudgetTv = headerView.findViewById(R.id.item_mainlv_top_tv_budget);
        topConTv = headerView.findViewById(R.id.item_mainlv_top_tv_day);
        topShowIv = headerView.findViewById(R.id.item_mainlv_top_iv_hide);
        topbudgetTv.setOnClickListener(this);
        headerView.setOnClickListener(this);
        topShowIv.setOnClickListener(this);
    }

    private void initTime() {
        Calendar calendar = Calendar.getInstance();
        year = calendar.get(Calendar.YEAR);
        month = calendar.get(Calendar.MONTH) + 1;
        day = calendar.get(Calendar.DAY_OF_MONTH);
    }

    //当activity获取焦点时，会调用的方法
    @Override
    protected void onResume() {
        super.onResume();
        loadDBData();
        setTopTvShow();
    }

    private void setTopTvShow() {
        float outMonthCome = DBManager.getMoneyOneMonth(year, month, 0);
        float inMonthCome = DBManager.getMoneyOneMonth(year, month, 1);
        float outDayCome = DBManager.getMoneyOneDay(year, month, day, 0);
        float inDayCome = DBManager.getMoneyOneDay(year, month, day, 1);
        String infoOneDay = "今日支出 ￥" + outDayCome + " ,收入 ￥" + inDayCome;
        topConTv.setText(infoOneDay);
        topInTv.setText("￥ " + inMonthCome);
        topOutTv.setText("￥ " + outMonthCome);
        //设置预算剩余
        float bMoney = preferences.getFloat("bmoney", 0);
        if (bMoney == 0) {
            topbudgetTv.setText(" ￥0");
        } else {
            float bMoney1 = bMoney - outMonthCome;
            topbudgetTv.setText(" ￥" + bMoney1);
        }

    }

    private void loadDBData() {
        List<AccountBean> list = DBManager.getAccountListOneDayFromAccounttb(year, month, day);
        mDatas.clear();
        mDatas.addAll(list);
        adapter.notifyDataSetChanged();
    }

    //button相关的点击事件

    @Override
    public void onClick(View view) {
        if (view.getId() == R.id.main_iv_search) {
        } else if (view.getId() == R.id.main_btn_edit) {
            Intent it1 = new Intent(this, RecordActivity.class);  //跳转界面
            startActivity(it1);
        } else if (view.getId() == R.id.main_btn_more) {
        } else if (view.getId() == R.id.item_mainlv_top_tv_budget) {
            showBudgetDialog();
        } else if (view == headerView) {
            //头布局被点击

        } else if (view.getId() == R.id.item_mainlv_top_iv_hide) {
            //切换明文和密文
            toggleShow();
        }
    }

    private void showBudgetDialog() {
        //显示设置预算对话框
        BudgetDialog dialog = new BudgetDialog(this);
        dialog.show();
        dialog.setOnEnsureListener(money -> {
            //将金额写入共享参数中，进行存储
            SharedPreferences.Editor editor = preferences.edit();
            editor.putFloat("bmoney", money);
            editor.commit();
            //计算剩余金额
            float outComeMonth = DBManager.getMoneyOneMonth(year, month, 0);
            float sMoney = money - outComeMonth;//预算剩余
            topbudgetTv.setText("￥ " + sMoney);
        });
    }

    boolean isShow = true;

    //点击眼睛时，如果是明文就加密，如果是密文，就变成明文
    private void toggleShow() {
        if (isShow) {
            PasswordTransformationMethod passwordMethod = PasswordTransformationMethod.getInstance();
            topInTv.setTransformationMethod(passwordMethod);
            topOutTv.setTransformationMethod(passwordMethod);
            topbudgetTv.setTransformationMethod(passwordMethod);
            topShowIv.setImageResource(R.mipmap.ih_hide);
            isShow = false;
        } else {
            HideReturnsTransformationMethod hideReturnsTransformationMethod = HideReturnsTransformationMethod.getInstance();
            topInTv.setTransformationMethod(hideReturnsTransformationMethod);
            topOutTv.setTransformationMethod(hideReturnsTransformationMethod);
            topbudgetTv.setTransformationMethod(hideReturnsTransformationMethod);
            topShowIv.setImageResource(R.mipmap.ih_show);
            isShow = true;
        }
    }
}