基本信息
源码名称:android 记账本app源码
源码大小:26.26M
文件格式:.rar
开发语言:Java
更新时间:2019-12-07
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   源码介绍
实现增加、删除账单,计算总价,清空账单的功能


//点击添加时,添加一个新的账单分别到数据库和list中,以对话框的形式 
add.setOnClickListener(new View.OnClickListener() { @Override  public void onClick(View view) { final AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);
        LayoutInflater inflater = LayoutInflater.from(MainActivity.this); final View viewDialog = inflater.inflate(R.layout.new_cost_data, null); final EditText title = (EditText) viewDialog.findViewById(R.id.et_cost_title); final EditText date = (EditText) viewDialog.findViewById(R.id.et_cost_date); final EditText money = (EditText) viewDialog.findViewById(R.id.et_cost_money);
        builder.setView(viewDialog);
        builder.setTitle("新的花费");
        builder.setPositiveButton("OK", new DialogInterface.OnClickListener() { @Override  public void onClick(DialogInterface dialog, int which) {
                CostBean costBean = new CostBean();
                costBean.costTitle = title.getText().toString();
                costBean.costMoney = money.getText().toString();
                costBean.costDate = date.getText().toString(); //加入一个新的账单并实时更新  databaseHelper.insertCost(costBean); costBeans.add(costBean); costListAdapter.notifyDataSetChanged();
            }
        });
        builder.setNegativeButton("Cancel", null);
        builder.create().show();
    }
});