論壇 › AndroidDev › 針對安卓個別手機拿不到IMEI

KinKALaw 發表於 2017-6-18 08:36:59

針對安卓個別手機拿不到IMEI

package com.zzyuyou.demo;

import android.Manifest;
import android.app.AlarmManager;
import android.content.Context;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.os.Handler;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.telephony.TelephonyManager;
import android.widget.Toast;

import java.util.Calendar;

public class MainActivity2 extends AppCompatActivity {
    private final int PERMISSIONS_WRITE_EXTERNAL_STORAGE = 1;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        //<span style="background-color: rgb(255, 255, 255); color: rgb(33, 33, 33); font-family: inherit; white-space: pre-wrap;"><font size="2">先申請權限</font></span>
        setPerssion();
    }



    private void initData() {
        TelephonyManager TelephonyMgr = (TelephonyManager) getSystemService(TELEPHONY_SERVICE);
        String szImei = TelephonyMgr.getDeviceId();
        Toast.makeText(this, "::" + szImei, Toast.LENGTH_SHORT).show();
    }

    // <span style="background-color: rgb(255, 255, 255); color: rgb(33, 33, 33); font-family: inherit; white-space: pre-wrap;"><font size="2">申請權限</font></span>
    private void setPerssion() {
        // <font size="2"><span style="background-color: rgb(255, 255, 255); color: rgb(33, 33, 33); font-family: inherit; white-space: pre-wrap;">檢查有沒有權限</span> </font>READ_PHONE_STATE
        if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_PHONE_STATE) != PackageManager.PERMISSION_GRANTED) {
            // <span style="background-color: rgb(255, 255, 255); color: rgb(33, 33, 33); font-family: inherit; white-space: pre-wrap;"><font size="2">沒有權限申請獲取</font></span>
            ActivityCompat.requestPermissions(this,
                    new String[]{Manifest.permission.READ_PHONE_STATE},
                    PERMISSIONS_WRITE_EXTERNAL_STORAGE);
        } else {
            initData();
        }
    }

    @Override
    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
        if (requestCode == PERMISSIONS_WRITE_EXTERNAL_STORAGE) {
            if (grantResults == PackageManager.PERMISSION_GRANTED) {
                initData();
            } else {
                Toast.makeText(MainActivity2.this, "<span style="background-color: rgb(255, 255, 255); color: rgb(33, 33, 33); font-family: inherit; white-space: pre-wrap;"><font size="2">你已取消本應用權限，請手動在設置找到本應用並打開此權限</font></span>", Toast.LENGTH_SHORT).show();
                new Handler().postDelayed(new Runnable() {
                    @Override
                    public void run() {
                        Toast.makeText(MainActivity2.this, "退出", Toast.LENGTH_SHORT).show();
                    }
                }, 3000);
            }
            return;
        }
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
    }
}

pentax 發表於 2021-11-29 21:25:25

very good!感谢楼主無私分享。

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