南京网站建设公司哪家好,学做网站要懂英语吗,金坛建设网站,seo查询网站是什么由于刚接触android开发#xff0c;故此想把学到的基础知识记录一下#xff0c;以备查询#xff0c;故此写的比较啰嗦#xff1a;步骤如下#xff1a;一、介绍#xff1a;此文主要是介绍怎么使用android自带的数据库SQLite#xff0c;以及把后台的数据用ListView控件显示…由于刚接触android开发故此想把学到的基础知识记录一下以备查询故此写的比较啰嗦步骤如下一、介绍此文主要是介绍怎么使用android自带的数据库SQLite以及把后台的数据用ListView控件显示二、新建一个android工程——DBSQLiteOperate工程目录三、清单列表AndroidManifest.xml的配置为 ?xml version1.0 encodingutf-8? manifest xmlns:androidhttp://schemas.android.com/apk/res/androidpackagecom.example.dboperateandroid:versionCode1android:versionName1.0 android:icondrawable/ic_launcherandroid:labelstring/app_name android:name.DBSQLiteOperateActivityandroid:labelstring/app_name android:targetPackagecom.example.dboperateandroid:labelTest for my app/ /manifest四、main.xml配置清单 ?xml version1.0 encodingutf-8? LinearLayout xmlns:androidhttp://schemas.android.com/apk/res/androidandroid:layout_widthfill_parentandroid:layout_heightfill_parentandroid:orientationvertical android:layout_heightwrap_contentandroid:orientationhorizontal android:idid/nameandroid:layout_width100dipandroid:layout_heightwrap_contentandroid:textstring/nameandroid:gravitycenter/android:idid/phoneandroid:layout_width100dipandroid:layout_heightwrap_contentandroid:textstring/phoneandroid:gravitycenter/android:idid/amountandroid:layout_widthfill_parentandroid:layout_heightwrap_contentandroid:textstring/amountandroid:gravitycenter/ /LinearLayoutandroid:idid/listViewandroid:layout_widthfill_parentandroid:layout_heightfill_parent /LinearLayout五、item.xml配置清单 ?xml version1.0 encodingutf-8? LinearLayout xmlns:androidhttp://schemas.android.com/apk/res/androidandroid:layout_widthfill_parentandroid:layout_heightfill_parentandroid:orientationhorizontal android:idid/nameandroid:layout_width100dipandroid:layout_heightwrap_contentandroid:textstring/nameandroid:gravitycenter/android:idid/phoneandroid:layout_width100dipandroid:layout_heightwrap_contentandroid:textstring/phoneandroid:gravitycenter/android:idid/amountandroid:layout_widthfill_parentandroid:layout_heightwrap_contentandroid:textstring/amountandroid:gravitycenter/ /LinearLayout六、string.xml配置清单 ?xml version1.0 encodingutf-8? resourcesHello World, DBSQLiteOperateActivity!ExampleDBSQLiteOperate8姓名电话存款 /resources七、DBSQLiteOperateActivity.java Activity类的源码package com.example.dboperate;import java.util.ArrayList;import java.util.HashMap;import java.util.List;import java.util.Map;import com.example.adapter.PersonAdapter;import com.example.domain.Person;import com.example.service.PersonService;import android.app.Activity;import android.database.Cursor;import android.os.Bundle;import android.view.View;import android.view.View.OnClickListener;import android.widget.AdapterView;import android.widget.AdapterView.OnItemClickListener;import android.widget.ListView;import android.widget.SimpleAdapter;import android.widget.SimpleCursorAdapter;import android.widget.Toast;public class DBSQLiteOperateActivity extends Activity {ListView listView;PersonService personService;OnItemClickListener listViewListener;Overridepublic void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);listViewListener new OnItemClickListener(){Overridepublic void onItemClick(AdapterView
