如何将 ListView 内容发送到 Sqlite 数据库 [英] How to send ListView contents to Sqlite database
问题描述
活动 A
adapter=new ArrayAdapter<String>(this,
R.layout.salelistitems,R.id.saleNotes,listItems);
setListAdapter(adapter);
这部分工作正常,只是显示我发送了
This part is working fine, just showing that I sent
.putStringArrayListExtra("list", listItems);
活动 B
adapter=new ArrayAdapter<String>(this,
R.layout.salelistitems,R.id.saleNotes,list);
setListAdapter(adapter);
ArrayList<String> al= new ArrayList<String>();
al = getIntent().getExtras().getStringArrayList("listItems");
if (al != null)
{
listItems.add(al+"");
adapter.notifyDataSetChanged();
以及我如何从活动 B 发送到数据库
And how I send to database from Activity B
public void addNewsale(View view) {
HashMap<String, String> queryValues = new HashMap<String, String>();
final TextView saleNotes =(TextView)findViewById(R.id.saleNotes);
queryValues.put("saleNotes", saleNotes.getText().toString());
controller.insertsale(queryValues);
this.callHomeActivity(view);
}
列表一起进入活动 B 的一行,在活动 A 中,每一行都有一个项目.我不知道如何分离 ListViews 项目.问题是 saleNotes 可以是 1 个 ListItem 或 100 个 ListItems.我不想将信息作为 TextView 发送,因为它会作为 [4 车 3 屋 1 香蕉] 进入数据库,但我想要
The List is coming to Activity B in one row all together, In Activity A each row had an item. I do not know how to separate the ListViews Items. The problem is saleNotes can be 1 ListItem or 100 ListItems. I don't want to send information as a TextView because it will go in database as [4 cars 3 houses 1 banana] but instead I want
4 辆汽车
3 间房子
一根香蕉
谢谢 OKS 16这将信息从活动 A 正确发送到 B
Thank You OKS 16 This sends the information from Activity A to B correctly
ArrayList<String> al= new ArrayList<String>();
al = getIntent().getExtras().getStringArrayList("list");
if (al != null){
for(String item:al){
listItems.add(item);
}
adapter.notifyDataSetChanged();}
但是我如何发送到数据库?它仍然是一个 ListView.
But how do I send to database? It's still a ListView.
推荐答案
试试这个:for(String item:al){
listitems.add(item)
}
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