{
ListView list;
SQLiteDatabase ptlm;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)
{
putongliangmadatabase data=https://bbs.csdn.net/topics/new putongliangmadatabase(getActivity());
ptlm=data.getWritableDatabase();
Cursor cursor= ptlm.query("putongliangma",null,"putong2haoma",
new String[]{},null,null,null);
while(cursor.moveToNext()){
SimpleCursorAdapter adpter=new SimpleCursorAdapter(
getActivity (),R.layout.putong1_item,cursor,new String[]{"putong2haoma",
"putong2dangqian","putong2shangchi","putong2zuida"},
new int[]{R.id.putong1_haomax,R.id.putong1_dangqianx,R.id.putong1_shangchix,R.id.putong1_zuidax},
SimpleCursorAdapter.FLAG_REGISTER_CONTENT_OBSERVER);
list=(ListView) getView() .findViewById(R.id.putong1_haomalist);
list.setAdapter(adpter);
}
return inflater.inflate(R.layout.putong1_fragment, null);
}
public void ptlmtj(View v){
ArrayList<String> List=new ArrayList<>();
ContentValues values=new ContentValues();
for (int a=1; a <= 12; a++)
{
for (int b=1; b <= 12; b++)
{
if (a != b )
{
if (a < b)
{
List.add("\r\n"+a+ "," + b);
}
}
}
}
values.put("putong2haoma",List);
values.put("putong2dangqian",0);
values.put("putong2shangchi",0);
values.put("putong2zuida",0);
}
}
uj5u.com熱心網友回復：
values.put("putong2haoma",List);是錯誤的uj5u.com熱心網友回復：
Contenvalues只能存盤基本型別的資料，像string，int之類的，不能存盤物件或者List這種東西uj5u.com熱心網友回復：
謝謝！那要存盤list里的東西怎么辦？
uj5u.com熱心網友回復：
想辦法轉為String型
轉載請註明出處，本文鏈接：https://www.uj5u.com/yidong/123182.html
標籤：Android
上一篇：新人-QT 應用程式圖示