Android 获取手机联系人实例代码详解
程序员文章站
2023-12-17 09:43:40
我的风格,废话不多说了,直接给大家贴代码了。
具体代码如下所示:
package com.org.demo.demo;
import com.org.wang...
我的风格,废话不多说了,直接给大家贴代码了。
具体代码如下所示:
package com.org.demo.demo; import com.org.wangfeng.r; import android.app.activity; import android.content.intent; import android.os.bundle; import android.util.log; import android.view.view; import android.widget.button; import android.widget.edittext; public class getphoneactivity extends activity { private edittext edittext; private button button; @override protected void oncreate(bundle savedinstancestate) { // todo auto-generated method stub super.oncreate(savedinstancestate); setcontentview(r.layout.getphoneactivity); edittext = (edittext) findviewbyid(r.id.et_getphone); button = (button) findviewbyid(r.id.bb_getphone); button.setonclicklistener(new view.onclicklistener() { @override public void onclick(view arg0) { // todo auto-generated method stub intent intent = new intent(getphoneactivity.this, contactactivity.class); startactivityforresult(intent, 1); } }); } @override protected void onactivityresult(int requestcode, int resultcode, intent data) { // system.out.println("resultcode:" + resultcode); // system.out.println("requestcode:" + requestcode); log.d("jiejie", "被调用了"); if (resultcode == activity.result_ok) { string phone = data.getstringextra("phone"); log.d("jiejie", "_______________"+phone); phone = phone.replaceall("-", "").replaceall(" ", "");// 替换-和空格 edittext.settext(phone);// 把电话号码设置给输入框 } super.onactivityresult(requestcode, resultcode, data); } } package com.org.demo.demo; import java.util.arraylist; import java.util.hashmap; import com.org.wangfeng.r; import android.app.activity; import android.content.intent; import android.database.cursor; import android.net.uri; import android.os.bundle; import android.view.view; import android.widget.adapterview; import android.widget.listview; import android.widget.simpleadapter; import android.widget.adapterview.onitemclicklistener; import android.widget.textview; public class contactactivity extends activity { private listview lvlist; private arraylist<hashmap<string, string>> readcontact; private textview back; @override protected void oncreate(bundle savedinstancestate) { super.oncreate(savedinstancestate); setcontentview(r.layout.activity_contact); back =(textview)findviewbyid(r.id.back); back.setonclicklistener(new view.onclicklistener() { @override public void onclick(view arg0) { // todo auto-generated method stub finish(); } }); lvlist = (listview) findviewbyid(r.id.lv_list); readcontact = readcontact(); // system.out.println(readcontact); lvlist.setadapter(new simpleadapter(this, readcontact, r.layout.contact_list_item, new string[] { "name", "phone" }, new int[] { r.id.tv_name, r.id.tv_phone })); lvlist.setonitemclicklistener(new onitemclicklistener() { @override public void onitemclick(adapterview<?> parent, view view, int position, long id) { string phone = readcontact.get(position).get("phone");// 读取当前item的电话号码 intent intent = new intent(); intent.putextra("phone", phone); setresult(activity.result_ok, intent);// 将数据放在intent中返回给上一个页面 finish(); } }); } private arraylist<hashmap<string, string>> readcontact() { // 首先,从raw_contacts中读取联系人的id("contact_id") // 其次, 根据contact_id从data表中查询出相应的电话号码和联系人名称 // 然后,根据mimetype来区分哪个是联系人,哪个是电话号码 uri rawcontactsuri = uri .parse("content://com.android.contacts/raw_contacts"); uri datauri = uri.parse("content://com.android.contacts/data"); arraylist<hashmap<string, string>> list = new arraylist<hashmap<string, string>>(); // 从raw_contacts中读取联系人的id("contact_id") cursor rawcontactscursor = getcontentresolver().query(rawcontactsuri, new string[] { "contact_id" }, null, null, null); if (rawcontactscursor != null) { while (rawcontactscursor.movetonext()) { string contactid = rawcontactscursor.getstring(0); // system.out.println(contactid); // 根据contact_id从data表中查询出相应的电话号码和联系人名称, 实际上查询的是视图view_data cursor datacursor = getcontentresolver().query(datauri, new string[] { "data1", "mimetype" }, "contact_id=?", new string[] { contactid }, null); if (datacursor != null) { hashmap<string, string> map = new hashmap<string, string>(); while (datacursor.movetonext()) { string data1 = datacursor.getstring(0); string mimetype = datacursor.getstring(1); // system.out.println(contactid + ";" + data1 + ";" // + mimetype); if ("vnd.android.cursor.item/phone_v2".equals(mimetype)) { map.put("phone", data1); } else if ("vnd.android.cursor.item/name" .equals(mimetype)) { map.put("name", data1); } } list.add(map); datacursor.close(); } } rawcontactscursor.close(); } return list; } }
本段代码到此结束,代码比较简单,并附有注释,希望对大家学习android获取手机联系人相关知识有所帮助。