第二阶段冲刺（二）
今日工作：
- 添加条目图标的增加。
- 添加代码的优化，去除数据库操作。
添加界面源代码：
package com.yuukidach.ucount; import android.content.Intent; import android.graphics.Typeface; import android.os.Bundle; import androidx.fragment.app.FragmentManager; import androidx.fragment.app.FragmentTransaction; import androidx.appcompat.app.AppCompatActivity; import android.util.Log; import android.view.View; import android.widget.Button; import android.widget.ImageButton; import android.widget.ImageView; import android.widget.TextView; import android.widget.Toast; import org.litepal.crud.DataSupport; import java.text.DecimalFormat; import java.text.SimpleDateFormat; import java.util.Date; public class AddItemActivity extends AppCompatActivity { private static final String TAG = "AddItemActivity"; private FragmentManager manager; private FragmentTransaction transaction; private Button addCostBtn; private Button addEarnBtn; private Button clearBtn; private ImageButton addFinishBtn; private ImageButton addDescription; private ImageView bannerImage; private TextView bannerText; private TextView moneyText; private TextView words; private SimpleDateFormat formatItem = new SimpleDateFormat("yyyy年MM月dd日"); private SimpleDateFormat formatSum = new SimpleDateFormat("yyyy年MM月"); private DecimalFormat decimalFormat = new DecimalFormat("0.00"); protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_add_item); addCostBtn = (Button) findViewById(R.id.add_cost_button); addEarnBtn = (Button) findViewById(R.id.add_earn_button); addFinishBtn = (ImageButton) findViewById(R.id.add_finish); addDescription = (ImageButton) findViewById(R.id.add_description); clearBtn = (Button) findViewById(R.id.clear); words = (TextView) findViewById(R.id.anime_words); // 设置字体颜色 Typeface typeface = Typeface.createFromAsset(getAssets(), "fonts/chinese_character.ttf"); clearBtn.setTypeface(typeface); words.setTypeface(typeface); // 设置按钮监听 addCostBtn.setOnClickListener(new ButtonListener()); addEarnBtn.setOnClickListener(new ButtonListener()); addFinishBtn.setOnClickListener(new ButtonListener()); addDescription.setOnClickListener(new ButtonListener()); clearBtn.setOnClickListener(new ButtonListener()); bannerText = (TextView) findViewById(R.id.chosen_title); bannerImage = (ImageView) findViewById(R.id.chosen_image); moneyText = (TextView) findViewById(R.id.input_money_text); // 及时清零 moneyText.setText("0.00"); manager = getSupportFragmentManager(); transaction = manager.beginTransaction(); transaction.replace(R.id.item_fragment, new CostFragment()); transaction.commit(); } private class ButtonListener implements View.OnClickListener { @Override public void onClick(View view) { transaction = manager.beginTransaction(); switch (view.getId()) { case R.id.add_cost_button: addCostBtn.setTextColor(0xffff8c00); // 设置“支出“按钮为灰色 addEarnBtn.setTextColor(0xff908070); // 设置“收入”按钮为橙色 transaction.replace(R.id.item_fragment, new CostFragment()); Log.d(TAG, "onClick: add_cost_button"); break; case R.id.add_earn_button: addEarnBtn.setTextColor(0xffff8c00); // 设置“收入“按钮为灰色 addCostBtn.setTextColor(0xff908070); // 设置“支出”按钮为橙色 transaction.replace(R.id.item_fragment, new EarnFragment()); Log.d(TAG, "onClick: add_earn_button"); break; case R.id.add_finish: String moneyString = moneyText.getText().toString(); if (moneyString.equals("0.00") || GlobalVariables.getmInputMoney().equals("")) Toast.makeText(getApplicationContext(),"你还没输入金额",Toast.LENGTH_SHORT).show(); else { putItemInData(Double.parseDouble(moneyText.getText().toString())); calculatorClear(); finish(); } break; case R.id.clear: calculatorClear(); moneyText.setText("0.00"); break; case R.id.add_description: Intent intent = new Intent(AddItemActivity.this, AddDescription.class); startActivity(intent); } transaction.commit(); } } public void putItemInData(double money) { Sum sum = new Sum(); IOItem ioItem = new IOItem(); String tagName = (String) bannerText.getTag(); int tagType = (int) bannerImage.getTag(); if (tagType < 0) { ioItem.setType(ioItem.TYPE_COST); } else ioItem.setType(ioItem.TYPE_EARN); ioItem.setName(bannerText.getText().toString()); ioItem.setSrcName(tagName); ioItem.setMoney(money); ioItem.setTimeStamp(formatItem.format(new Date())); // 存储记账时间 ioItem.setDescription(GlobalVariables.getmDescription()); ioItem.save(); // 存储完之后及时清空备注 GlobalVariables.setmDescription(""); int type = ioItem.getType(); String sumDate = formatSum.format(new Date()); // 计算总额 sum.calculateMoneyIncludeNull(sum.SUM, "All", money, type, sumDate); calculateMonthlyMoney(type, ioItem); } public void calculateMonthlyMoney(int type, IOItem ioItem) { Sum sum = new Sum(); Sum tmpSum = new Sum(); String sumDate = formatSum.format(new Date()); int id = (int)((double)type / 2 + 2.5); // 保证一定现有2号id，避免出现当月支出不更新的bug if (!tmpSum.isThereASum(tmpSum.MONTHLY_COST)) tmpSum.saveSum(tmpSum, tmpSum.MONTHLY_COST, 0.0, 1, sumDate); if (sum.isThereASum(id)) { sum = DataSupport.find(Sum.class, id); if (sum.getDate().equals(ioItem.getTimeStamp().substring(0, 8))) { sum.calculateMoney(id, ioItem.getMoney(), type*type); } else { sum.saveSum(sum, id, ioItem.getMoney(), type*type, sumDate); } } else { sum.saveSum(sum, id, ioItem.getMoney(), type*type, sumDate); } } // 数字输入按钮 public void calculatorNumOnclick(View v) { Button view = (Button) v; String digit = view.getText().toString(); String money = GlobalVariables.getmInputMoney(); if (GlobalVariables.getmHasDot() && GlobalVariables.getmInputMoney().length()>2) { String dot = money.substring(money.length() - 3, money.length() - 2); Log.d(TAG, "calculatorNumOnclick: " + dot); if (dot.equals(".")) { Toast.makeText(getApplicationContext(), "你已经不能继续输入了", Toast.LENGTH_SHORT).show(); return; } } GlobalVariables.setmInputMoney(money+digit); moneyText.setText(decimalFormat.format(Double.valueOf(GlobalVariables.getmInputMoney()))); } // 清零按钮 public void calculatorClear() { GlobalVariables.setmInputMoney(""); GlobalVariables.setHasDot(false); } // 小数点处理工作 public void calculatorPushDot(View view) { if (GlobalVariables.getmHasDot()) { Toast.makeText(getApplicationContext(), "你已经输入过小数点了", Toast.LENGTH_SHORT).show(); } else { GlobalVariables.setmInputMoney(GlobalVariables.getmInputMoney()+"."); GlobalVariables.setHasDot(true); } } }
