package cn.itcast.readsms;
import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import android.Manifest;
import android.content.ContentResolver;
import android.content.pm.PackageManager;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
import java.util.ArrayList;
import java.util.List;
public class MainActivity extends AppCompatActivity {
private TextView tvSms,tvDes;
private Button btnSms;
private String text = "";
private List<SmsInfo> smsInfos;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
init();
}
private void init(){
tvSms = (TextView) findViewById(R.id.tv_sms);
tvDes = (TextView) findViewById(R.id.tv_des);
btnSms = (Button) findViewById(R.id.btn_sms);
smsInfos = new ArrayList<SmsInfo>();
btnSms.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
ActivityCompat.requestPermissions(MainActivity.this,
new String[]{Manifest.permission.READ_SMS},1);
}
});
}
public void getSms(){
Uri uri = Uri.parse("content://sms/");
ContentResolver resolver = getContentResolver();
Cursor cursor = resolver.query(uri,new String[]{"_id","address",
"body"},null,null,null);
if (cursor!=null&&cursor.getCount()>0){
tvDes.setVisibility(View.VISIBLE);
if (smsInfos!=null)smsInfos.clear();
text="";
while (cursor.moveToNext()){
int _id=cursor.getInt(0);
String address=cursor.getString(1);
String body=cursor.getString(2);
SmsInfo smsInfo=new SmsInfo(_id,address,body);
smsInfos.add(smsInfo);
}
cursor.close();
}
for (int i = 0;i<smsInfos.size();i++){
text +="手机号码："+smsInfos.get(i).getAddress()+"\n";
text +="短信内容："+smsInfos.get(i).getBody()+"\n\n";
}
tvSms.setText(text);
}
@Override
public void onRequestPermissionsResult(int requestCode,String[]permissions,
int[]grantresults){
super.onRequestPermissionsResult(requestCode,permissions,grantresults);
if (requestCode==1){
for (int i=0;i<permissions.length;i++){
if (grantresults[i]== PackageManager.PERMISSION_GRANTED){
getSms();
}else {
Toast.makeText(this,""+"权限"+permissions[i]+
"申请失败，不能读取短信",Toast.LENGTH_SHORT).show();
}
}
}
}
}
