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android算法实现房贷计算器
说明：最近碰到一个需求，用算法手写一个房贷计算器，包括等额本金和等额本息，花了一天实现了这个功能，源码全部贴出来了，计算公式也在代码里，需要请自取
icon：
step1:
package com.example.myapplication; import android.view.View; import androidx.recyclerview.widget.RecyclerView; /** * Created by kee on 2017/12/25. */ public abstract class BaseRecyclerViewAdapter<VH extends RecyclerView.ViewHolder> extends RecyclerView.Adapter<VH> implements View.OnClickListener, View.OnLongClickListener { private OnItemClickListener onItemClickListener; private OnItemLongClickListener onItemLongClickListener; @Override public void onBindViewHolder(VH holder, int position) { holder.itemView.setTag(position); holder.itemView.setOnClickListener(this); holder.itemView.setOnLongClickListener(this); } @Override public void onClick(View v) { if (onItemClickListener != null) { onItemClickListener.onItemClick((Integer) v.getTag()); } } @Override public boolean onLongClick(View v) { if (onItemLongClickListener != null) { return onItemLongClickListener.onLongClick((Integer) v.getTag()); } return false; } public void setOnItemClickListener(OnItemClickListener onItemClickListener) { this.onItemClickListener = onItemClickListener; } public void setOnItemLongClickListener(OnItemLongClickListener onItemLongClickListener) { this.onItemLongClickListener = onItemLongClickListener; } public interface OnItemClickListener { void onItemClick(int position); } public interface OnItemLongClickListener { boolean onLongClick(int position); } }- 1
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step2:
package com.example.myapplication; import android.content.Context; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.TextView; import java.util.List; import androidx.recyclerview.widget.RecyclerView; /** * groups * Created by kee on 2017/8/18. */ public class GroupInfoAdapter extends BaseRecyclerViewAdapter<GroupInfoAdapter.ViewHolder> { private Context mContext; private List<LoanBean> mGroups; private boolean enable; public GroupInfoAdapter(Context context, List<LoanBean> groups) { this.mContext = context; this.mGroups = groups; } @Override public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { View itemView = LayoutInflater.from(mContext).inflate(R.layout.item_device_group, parent, false); ViewHolder holder = new ViewHolder(itemView); holder.tv_id = (TextView) itemView.findViewById(R.id.tv_id); holder.tv_all = (TextView) itemView.findViewById(R.id.tv_all); holder.tv_year_factor = (TextView) itemView.findViewById(R.id.tv_year_factor); holder.tv_month_factor = (TextView) itemView.findViewById(R.id.tv_month_factor); holder.tv_year_int = (TextView) itemView.findViewById(R.id.tv_year_int); holder.tv_month_int = (TextView) itemView.findViewById(R.id.tv_month_int); holder.tv_li_month = (TextView) itemView.findViewById(R.id.tv_li_month); holder.tv_ben_month = (TextView) itemView.findViewById(R.id.tv_ben_month); holder.tv_all_month = (TextView) itemView.findViewById(R.id.tv_all_month); holder.tv_java_money = (TextView) itemView.findViewById(R.id.tv_java_money); holder.tv_remain_money = (TextView) itemView.findViewById(R.id.tv_remain_money); holder.tv_time = (TextView) itemView.findViewById(R.id.tv_time); holder.tv_all_money = (TextView) itemView.findViewById(R.id.tv_all_money); return holder; } @Override public int getItemCount() { return mGroups == null ? 0 : mGroups.size(); } @Override public void onBindViewHolder(ViewHolder holder, int position) { super.onBindViewHolder(holder, position); LoanBean group = mGroups.get(position); holder.tv_id.setText(String.valueOf(group.getId())); holder.tv_all.setText(String.format("%.2f", group.getAll())); holder.tv_year_factor.setText(String.format("%.3f", group.getYearFactor())); holder.tv_month_factor.setText(String.format("%.3f", group.getMonthFactor())); holder.tv_year_int.setText(String.format("%.2f", group.getYearInt())); holder.tv_month_int.setText(String.format("%.2f", group.getMonthInt())); holder.tv_li_month.setText(String.format("%.2f", group.getLiMonth())); holder.tv_ben_month.setText(String.format("%.2f", group.getBenMonth())); holder.tv_all_month.setText(String.format("%.2f", group.getAllMonth())); holder.tv_remain_money.setText(String.format("%.2f", group.getRemainMoney())); holder.tv_java_money.setText(String.format("%.2f", group.getJavaMoney())); holder.tv_time.setText(group.getTime(group.getYear(),group.getMonth(),group.getDay())); holder.tv_all_money.setText(String.format("%.2f", group.getAllMoney())); } class ViewHolder extends RecyclerView.ViewHolder { TextView tv_id, tv_all, tv_year_factor, tv_month_factor, tv_year_int, tv_month_int, tv_li_month, tv_ben_month, tv_all_month, tv_remain_money, tv_java_money,tv_time,tv_all_money; public ViewHolder(View itemView) { super(itemView); } } }- 1
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step3:
package com.example.myapplication; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import androidx.annotation.Nullable; import androidx.appcompat.app.AppCompatActivity; import androidx.core.widget.NestedScrollView; import androidx.fragment.app.FragmentActivity; import androidx.recyclerview.widget.LinearLayoutManager; import androidx.recyclerview.widget.RecyclerView; import java.util.ArrayList; import java.util.HashMap; import java.util.Iterator; import java.util.List; public class HelloActivity extends FragmentActivity { double all = 0; double yearFactor = 0; double monthFactor = 0; double yearInt = 0; double monthInt = 0; double liMonth = 0; double benMonth = 0; double allMonth = 0; double remainMoney = 0; double javaMoney = 0; private HashMap<Integer, LoanBean> map; private GroupInfoAdapter mAdapter; private RecyclerView rv_group; private List<LoanBean> list; private EditText et_year_factor; private EditText et_all; private EditText et_year_int; private Button btn_search, btn_search2; private EditText et_year; private EditText et_month; private EditText et_day; @Override protected void onCreate(@Nullable Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); map = new HashMap<>(); list = new ArrayList<>(); all = 1000000; yearFactor = 0.06; monthFactor = yearFactor / 12; yearInt = 30; monthInt = yearInt * 12; liMonth = remainMoney * monthFactor; benMonth = remainMoney / monthInt; allMonth = liMonth + benMonth; remainMoney = all - javaMoney; for (int i = 0; i < monthInt; i++) { map.put(i, new LoanBean(i, all, ((monthInt+1)*all*monthFactor)/2+all,yearFactor, monthFactor, yearInt, monthInt, (all - ((remainMoney / monthInt) * (i + 1))) * monthFactor, remainMoney / monthInt, (all - ((remainMoney / monthInt) * (i + 1))) * monthFactor + remainMoney / monthInt, all - ((remainMoney / monthInt) * (i + 1)), (remainMoney / monthInt) * (i + 1), (i + 8) / 12 + 2022, (i + 8) % 12, 9)); } System.out.println(map); if (!list.isEmpty()) { list.clear(); } Iterator<Integer> iter = map.keySet().iterator(); while (iter.hasNext()) { list.add(map.get(iter.next())); } rv_group = findViewById(R.id.rv_group); et_year_factor = findViewById(R.id.et_year_factor); et_all = findViewById(R.id.et_all); et_year_int = findViewById(R.id.rt_year_int); btn_search = findViewById(R.id.btn_search); btn_search2 = findViewById(R.id.btn_search2); et_year = findViewById(R.id.et_year); et_month = findViewById(R.id.et_month); et_day = findViewById(R.id.et_day); mAdapter = new GroupInfoAdapter(HelloActivity.this, list); rv_group.setLayoutManager(new LinearLayoutManager(HelloActivity.this)); rv_group.setAdapter(mAdapter); btn_search.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { String etYearFactorString = et_year_factor.getText().toString(); String etAllString = et_all.getText().toString(); String etYearIntString = et_year_int.getText().toString(); String currentYear = et_year.getText().toString(); String currentMonth = et_month.getText().toString(); String currentDay = et_day.getText().toString(); all = Double.parseDouble(etAllString) * 10000; yearFactor = Double.parseDouble(etYearFactorString) / 100; monthFactor = yearFactor / 12; yearInt = Double.parseDouble(etYearIntString); monthInt = yearInt * 12; liMonth = remainMoney * monthFactor; benMonth = remainMoney / monthInt; allMonth = liMonth + benMonth; remainMoney = all - javaMoney; for (int i = 0; i < monthInt; i++) { map.put(i, new LoanBean(i, all, ((monthInt+1)*all*monthFactor)/2+all,yearFactor, monthFactor, yearInt, monthInt, (all - ((remainMoney / monthInt) * (i + 1))) * monthFactor, remainMoney / monthInt, (all - ((remainMoney / monthInt) * (i + 1))) * monthFactor + remainMoney / monthInt, all - ((remainMoney / monthInt) * (i + 1)), (remainMoney / monthInt) * (i + 1), (i + Integer.parseInt(currentMonth)) / 12 + Integer.parseInt(currentYear), (i + Integer.parseInt(currentMonth)) % 12, Integer.parseInt(currentDay))); } System.out.println(map); if (!list.isEmpty()) { list.clear(); } Iterator<Integer> iter = map.keySet().iterator(); while (iter.hasNext()) { list.add(map.get(iter.next())); } mAdapter.notifyDataSetChanged(); } }); btn_search2.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { String etYearFactorString = et_year_factor.getText().toString(); String etAllString = et_all.getText().toString(); String etYearIntString = et_year_int.getText().toString(); String currentYear = et_year.getText().toString(); String currentMonth = et_month.getText().toString(); String currentDay = et_day.getText().toString(); all = Double.parseDouble(etAllString) * 10000; yearFactor = Double.parseDouble(etYearFactorString) / 100; monthFactor = yearFactor / 12; yearInt = Double.parseDouble(etYearIntString); monthInt = yearInt * 12; liMonth = remainMoney * monthFactor; benMonth = remainMoney / monthInt; allMonth = liMonth + benMonth; remainMoney = all - javaMoney; for (int i = 0; i < monthInt; i++) { map.put(i, new LoanBean(i, all, (all * (yearFactor / 12) * Math.pow((yearFactor / 12 + 1), 360) / (Math.pow((yearFactor / 12 + 1), 360) - 1))*monthInt, yearFactor, monthFactor, yearInt, monthInt, all * monthFactor, all * monthFactor * Math.pow((monthFactor + 1), monthInt) / (Math.pow((monthFactor + 1), monthInt) - 1) - all * monthFactor, all * monthFactor * Math.pow((monthFactor + 1), monthInt) / (Math.pow((monthFactor + 1), monthInt) - 1), all - (all * monthFactor * Math.pow((monthFactor + 1), monthInt) / (Math.pow((monthFactor + 1), monthInt) - 1) - all * monthFactor) * (i + 1), (all * monthFactor * Math.pow((monthFactor + 1), monthInt) / (Math.pow((monthFactor + 1), monthInt) - 1) - all * monthFactor) * (i + 1), (i + Integer.parseInt(currentMonth)) / 12 + Integer.parseInt(currentYear), (i + Integer.parseInt(currentMonth)) % 12, Integer.parseInt(currentDay))); } System.out.println(map); if (!list.isEmpty()) { list.clear(); } Iterator<Integer> iter = map.keySet().iterator(); while (iter.hasNext()) { list.add(map.get(iter.next())); } mAdapter.notifyDataSetChanged(); } }); } }- 1
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step4:
package com.example.myapplication; public class LoanBean { /* id 当月月数 唯一 id all 总金额 yearFactor 年利率 monthFactor 月利率 yearInt 贷款年限 monthInt 贷款总期数 liMonth 当月偿还利息 benMonth 当月偿还本金 allMonth 当月还款总额 remainMoney 剩余未偿还本金 javaMoney 已偿还本金 year 还款年份 month 还款月份 * */ private int id; private double all; private double allMoney; private double yearFactor; private double monthFactor; private double yearInt; private double monthInt; private double liMonth; private double benMonth; private double allMonth; private double remainMoney; private double javaMoney; private int year; private int month; private int day; public LoanBean(int id, double all, double allMoney, double yearFactor, double monthFactor, double yearInt, double monthInt, double liMonth, double benMonth, double allMonth, double remainMoney, double javaMoney, int year, int month,int day) { this.id = id; this.all = all; this.allMoney = allMoney; this.yearFactor = yearFactor; this.monthFactor = monthFactor; this.yearInt = yearInt; this.monthInt = monthInt; this.liMonth = liMonth; this.benMonth = benMonth; this.allMonth = allMonth; this.remainMoney = remainMoney; this.javaMoney = javaMoney; this.year = year; this.month = month; this.day = day; } public double getAllMoney() { return allMoney; } public void setAllMoney(double allMoney) { this.allMoney = allMoney; } public int getId() { return id; } public void setId(int id) { this.id = id; } public double getAll() { return all; } public void setAll(double all) { this.all = all; } public double getYearFactor() { return yearFactor; } public void setYearFactor(double yearFactor) { this.yearFactor = yearFactor; } public double getMonthFactor() { return monthFactor; } public void setMonthFactor(double monthFactor) { this.monthFactor = monthFactor; } public double getYearInt() { return yearInt; } public void setYearInt(double yearInt) { this.yearInt = yearInt; } public double getMonthInt() { return monthInt; } public void setMonthInt(double monthInt) { this.monthInt = monthInt; } public double getLiMonth() { return liMonth; } public void setLiMonth(double liMonth) { this.liMonth = liMonth; } public double getBenMonth() { return benMonth; } public void setBenMonth(double benMonth) { this.benMonth = benMonth; } public double getAllMonth() { return allMonth; } public void setAllMonth(double allMonth) { this.allMonth = allMonth; } public double getRemainMoney() { return remainMoney; } public void setRemainMoney(double remainMoney) { this.remainMoney = remainMoney; } public double getJavaMoney() { return javaMoney; } public void setJavaMoney(double javaMoney) { this.javaMoney = javaMoney; } public int getYear() { return year; } public void setYear(int year) { this.year = year; } public int getMonth() { return month; } public void setMonth(int month) { this.month = month; } public int getDay() { return day; } public void setDay(int day) { this.day = day; } public String getTime(int year, int month,int day) { if (month==0){ month=12; } return year+"年"+month+"月"+day+"日"; } }- 1
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step5:
<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"> <RelativeLayout android:layout_width="match_parent" android:layout_height="match_parent"> <LinearLayout android:id="@+id/ll_top" android:layout_width="match_parent" android:layout_height="wrap_content" android:orientation="vertical"> <RelativeLayout android:layout_width="match_parent" android:layout_height="40dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="贷款年利率" android:textSize="12sp" /> <EditText android:id="@+id/et_year_factor" android:layout_width="120dp" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="6" android:textSize="13sp" /> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_toRightOf="@+id/et_year_factor" android:text="%" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="40dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="贷款总金额" android:textSize="12sp" /> <EditText android:id="@+id/et_all" android:layout_width="120dp" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="100" android:textSize="13sp" /> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_toRightOf="@+id/et_all" android:text="W" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="40dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="贷款年限" android:textSize="12sp" /> <EditText android:id="@+id/rt_year_int" android:layout_width="120dp" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="30" android:textSize="13sp" /> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_toRightOf="@+id/rt_year_int" android:text="年" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="40dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="首次还款月份" android:textSize="12sp" /> <EditText android:id="@+id/et_year" android:layout_width="120dp" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="2022" android:textSize="13sp" /> <TextView android:id="@+id/tv_year" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_toRightOf="@+id/et_year" android:text="年" /> <EditText android:id="@+id/et_month" android:layout_width="30dp" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_toRightOf="@+id/tv_year" android:text="8" android:textSize="13sp" /> <TextView android:id="@+id/tv2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_toRightOf="@+id/et_month" android:text="月" /> <EditText android:id="@+id/et_day" android:layout_width="30dp" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_toRightOf="@+id/tv2" android:text="9" android:textSize="13sp" /> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_toRightOf="@+id/et_day" android:text="日" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="40dp"> <Button android:id="@+id/btn_search" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="25dp" android:text="计算等额本金" /> <Button android:id="@+id/btn_search2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_toRightOf="@+id/btn_search" android:layout_centerVertical="true" android:layout_marginLeft="25dp" android:text="计算等额本息" /> RelativeLayout> LinearLayout> <androidx.recyclerview.widget.RecyclerView android:id="@+id/rv_group" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_below="@+id/ll_top" android:fadingEdge="none" android:listSelector="@android:color/transparent" android:verticalSpacing="10dp" /> RelativeLayout> androidx.constraintlayout.widget.ConstraintLayout>- 1
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step6:
<androidx.cardview.widget.CardView xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:fresco="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_margin="8dp" android:background="@android:color/white" app:cardCornerRadius="4dp" app:cardPreventCornerOverlap="false" app:cardUseCompatPadding="true"> <LinearLayout android:layout_width="match_parent" android:layout_height="match_parent" android:gravity="center_vertical" android:orientation="vertical" android:padding="8dp"> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="当前期数" android:textSize="12sp" /> <TextView android:id="@+id/tv_id" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="贷款总金额" android:textSize="12sp" /> <TextView android:id="@+id/tv_all" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="年利率" android:textSize="12sp" /> <TextView android:id="@+id/tv_year_factor" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="月利率" android:textSize="12sp" /> <TextView android:id="@+id/tv_month_factor" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="贷款年限" android:textSize="12sp" /> <TextView android:id="@+id/tv_year_int" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="贷款总期数" android:textSize="12sp" /> <TextView android:id="@+id/tv_month_int" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="贷款本息总额" android:textSize="12sp" /> <TextView android:id="@+id/tv_all_money" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textColor="@android:color/holo_red_dark" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="当月偿还利息" android:textSize="12sp" /> <TextView android:id="@+id/tv_li_month" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="当月偿还本金" android:textSize="12sp" /> <TextView android:id="@+id/tv_ben_month" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="当月还款总额" android:textSize="12sp" /> <TextView android:id="@+id/tv_all_month" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textColor="@android:color/holo_red_dark" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="剩余未偿还本金" android:textSize="12sp" /> <TextView android:id="@+id/tv_remain_money" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="已偿还本金" android:textSize="12sp" /> <TextView android:id="@+id/tv_java_money" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> <RelativeLayout android:layout_width="match_parent" android:layout_height="30dp"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="12dp" android:text="还款日期" android:textSize="12sp" /> <TextView android:id="@+id/tv_time" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/app_name" android:textSize="13sp" /> <TextView android:layout_width="match_parent" android:layout_height="0.1dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginLeft="10dp" android:layout_marginRight="10dp" android:background="@android:color/darker_gray" /> RelativeLayout> LinearLayout> androidx.cardview.widget.CardView>- 1
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end
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- 原文地址：https://blog.csdn.net/cf8833/article/details/126249562
