基本信息
源码名称：android 点餐菜单列表(购物车效果)
源码大小：8.13M
文件格式：.rar
开发语言：Java
更新时间：2018-04-27
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源码介绍
package com.example.customshoppingcardemo;
import android.content.Context;
import android.os.Bundle;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.Log;
import android.view.View;
import android.widget.RelativeLayout;
import android.widget.TextView;
import android.widget.Toast;
import com.example.animutils.GoodsAnimUtil;
import com.example.baseactivity.BaseActivity;
import com.example.datasave.DemoData;
import com.example.datasave.GoodsDataBaseInterface;
import com.example.datasave.OperateGoodsDataBase;
import com.example.recycler.DividerItemDecoration;
import com.example.recycler.RecyclerViewContentAdapter;
import com.example.recycler.RecyclerViewMenuAdapter;
import com.lidroid.xutils.view.annotation.event.OnClick;
import java.util.ArrayList;
import java.util.List;
import butterknife.ButterKnife;
import butterknife.InjectView;
public class MainActivity extends BaseActivity {
/**
* 标题
*/
@InjectView(R.id.m_fml_title_tv)
TextView mTitle;
/**
* 侧边栏菜单RecyclerView
*/
@InjectView(R.id.m_list_menu)
RecyclerView mRecyclerMenu;
/**
* 内容RecyclerView
*/
@InjectView(R.id.m_list_content)
RecyclerView mRecyclerContent;
/**
* 商品总价
*/
@InjectView(R.id.m_list_all_price)
TextView mListAllPrice;
/**
* 物品总数量
*/
@InjectView(R.id.m_list_num)
TextView mListAllNum;
/**
* 侧边栏菜单数据填充器
*/
private RecyclerViewMenuAdapter mRecyclerViewMenuCommonadapter = null;
/**
* 内容数据填充器
*/
private RecyclerViewContentAdapter mRecyclerViewContentCommonadapter = null;
private Context mContext;
/**
* 存储数据list
*/
private List<String> stringMenuList = new ArrayList<String>();
private List<String> stringContentList = new ArrayList<String>();
public static int SELECTPOSITION = 0;
/**
* 数据操作接口
*/
GoodsDataBaseInterface mGoodsDataBaseInterface = null;
/**
* 购物车布局
*/
@InjectView(R.id.m_list_car_lay)
RelativeLayout mCarLay;
@Override
protected void onCreate(Bundle arg0) {
super.onCreate(arg0);
setContentView(R.layout.activity_main);
ButterKnife.inject(MainActivity.this);
mContext = this;
initView();
setRecyclerView();
initHttp();
}
private void initView() {
mGoodsDataBaseInterface = OperateGoodsDataBase.getInstance();
//清空数据库缓存
mGoodsDataBaseInterface.deleteAll(mContext);
mTitle.setText("列表菜单");
}
/**
* 模拟网络请求数据
*/
private void initHttp() {
for (int i = 0; i < 10; i ) {
stringMenuList.add("1111");
}
for (int i = 0; i < 4; i ) {
stringContentList.add("2222");
}
setMenuCommonadapter();
setContentCommonadapter();
}
@OnClick({R.id.m_fml_title_back, R.id.m_list_submit})
void onClick(View v) {
switch (v.getId()) {
case R.id.m_fml_title_back:
finish();
break;
case R.id.m_list_submit:
Toast.makeText(mContext, "提交", Toast.LENGTH_SHORT).show();
break;
default:
break;
}
}
/**
* 设置RecyclerView的布局方式
*/
private void setRecyclerView() {
//垂直listview显示方式
mRecyclerMenu.setLayoutManager(new LinearLayoutManager(mContext, LinearLayoutManager.VERTICAL, false));
mRecyclerMenu.addItemDecoration(new DividerItemDecoration(mContext, LinearLayoutManager.VERTICAL));
mRecyclerContent.setLayoutManager(new LinearLayoutManager(mContext, LinearLayoutManager.VERTICAL, false));
}
/**
* 菜单列表 数据填充
*/
private void setMenuCommonadapter() {
mRecyclerViewMenuCommonadapter = new RecyclerViewMenuAdapter(mContext, stringMenuList);
mRecyclerMenu.setAdapter(mRecyclerViewMenuCommonadapter);
mRecyclerViewMenuCommonadapter.setOnItemClickListener(new RecyclerViewMenuAdapter.OnItemClickListener() {
@Override
public void onItemClick(View v, int position) {
SELECTPOSITION = position;
Log.e("TAG", "SELECTPOSITION:" SELECTPOSITION);
mRecyclerViewMenuCommonadapter.notifyDataSetChanged();
mRecyclerViewContentCommonadapter.notifyDataSetChanged();
setAll();
}
@Override
public void onItemLongClick(View v, int position) {}
});
}
/**
* 商品种类列表 数据填充
*/
private void setContentCommonadapter() {
mRecyclerViewContentCommonadapter = new RecyclerViewContentAdapter(mContext, stringContentList);
mRecyclerContent.setAdapter(mRecyclerViewContentCommonadapter);
mRecyclerViewContentCommonadapter.setOnItemClickListener(new RecyclerViewContentAdapter.OnItemClickListener() {
@Override
public void onItemClick(RecyclerViewContentAdapter.ViewHolder holder) {}
@Override
public void onItemLongClick(RecyclerViewContentAdapter.ViewHolder holder) {}
/** 添加 */
@Override
public void onItemJiaClick(RecyclerViewContentAdapter.ViewHolder holder) {
String numText = holder.mNumber.getText().toString().trim();
/** 点击加号之前还没有数据的时候 */
if (numText.isEmpty() || numText.equals("0")) {
Log.e("TAG", "点击获取信息：SELECTPOSITION--" SELECTPOSITION " DemoData.ListMenu_GOODSID[position]--" DemoData.ListMenu_GOODSID[holder.getPosition()]);
holder.mImgJian.setVisibility(View.VISIBLE);
holder.mNumber.setText(mGoodsDataBaseInterface.saveGoodsNumber(mContext, SELECTPOSITION, DemoData.ListMenu_GOODSID[holder.getPosition()], "1", DemoData.ListMenu_PPRICE[holder.getPosition()]) "");
holder.mNumber.setVisibility(View.VISIBLE);
}/** 点击加号之前有数据的时候 */
else {
holder.mNumber.setText(mGoodsDataBaseInterface.saveGoodsNumber(mContext, SELECTPOSITION, DemoData.ListMenu_GOODSID[holder.getPosition()], String.valueOf(Integer.parseInt(numText) 1), DemoData.ListMenu_PPRICE[holder.getPosition()]) "");
}
/** 动画 */
GoodsAnimUtil.setAnim(MainActivity.this, holder.mImgJia, mCarLay);
GoodsAnimUtil.setOnEndAnimListener(new onEndAnim());
/** 统计购物总数和购物总价 */
}
/** 减少 */
@Override
public void onItemJianClick(RecyclerViewContentAdapter.ViewHolder holder) {
String numText = holder.mNumber.getText().toString().trim();
holder.mNumber.setText(mGoodsDataBaseInterface.saveGoodsNumber(mContext, SELECTPOSITION, DemoData.ListMenu_GOODSID[holder.getPosition()], String.valueOf(Integer.parseInt(numText) - 1), DemoData.ListMenu_PPRICE[holder.getPosition()]) "");
numText = holder.mNumber.getText().toString().trim();
/** 减完之后 数据为0 */
if (numText.equals("0")) {
holder.mNumber.setVisibility(View.GONE);
holder.mImgJian.setVisibility(View.GONE);
}
setAll();
}
});
}
/**
* 动画结束后，更新所有数量和所有价格
*/
class onEndAnim implements GoodsAnimUtil.OnEndAnimListener {
@Override
public void onEndAnim() {
setAll();
}
}
/**
* 点击加号和减号的时候设置总数和总价格
*/
private void setAll() {
//设置所有购物数量
if (mGoodsDataBaseInterface.getSecondGoodsNumberAll(mContext, SELECTPOSITION) == 0) {
mListAllNum.setVisibility(View.GONE);
mListAllPrice.setText("￥0");
mListAllNum.setText("0");
} else {
mListAllPrice.setText("￥" mGoodsDataBaseInterface.getSecondGoodsPriceAll(mContext, SELECTPOSITION) "");
mListAllNum.setText(mGoodsDataBaseInterface.getSecondGoodsNumberAll(mContext, SELECTPOSITION) "");
mListAllNum.setVisibility(View.VISIBLE);
}
}
}