1. 程式人生 > >Android 動態獲取儲存、位置、電話的許可權(附程式碼)

Android 動態獲取儲存、位置、電話的許可權(附程式碼)

       今天客戶提出上傳資訊時需攜帶經緯度,且需要兩種獲取位置的方式;故經思考使用了GPS和網路獲取位置,但在經過實地測試的時候才發現沒寫獲取許可權。

      便在登入介面加上獲取許可權程式碼,此次獲取的是儲存、位置、電話的許可權,如有其它需求可按此格式來進行新增。

      首先在 onCreate部分新增判斷語句及引用。

//判斷是否為android6.0系統版本,如果是,需要動態新增許可權
if (Build.VERSION.SDK_INT>=23){
    showContacts();
}

其次便可根據判斷語句來進行編寫,下方有註釋,不多言,附程式碼,有疑問可留言或私聊。

private static final int BAIDU_READ_PHONE_STATE =100;
//請求許可權
public void showContacts(){
    if (ActivityCompat.checkSelfPermission(this, Manifest.permission.INTERNET)
            != PackageManager.PERMISSION_GRANTED
            || ActivityCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE)
            != PackageManager.PERMISSION_GRANTED
            || ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_NETWORK_STATE)
            != PackageManager.PERMISSION_GRANTED
            || ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_WIFI_STATE)
            != PackageManager.PERMISSION_GRANTED
            || ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_PHONE_STATE)
            != PackageManager.PERMISSION_GRANTED
            || ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION)
            != PackageManager.PERMISSION_GRANTED
            || ActivityCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_COARSE_LOCATION)
            != PackageManager.PERMISSION_GRANTED
            || ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION)
            != PackageManager.PERMISSION_GRANTED
            || ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_LOCATION_EXTRA_COMMANDS)
            != PackageManager.PERMISSION_GRANTED
            || ActivityCompat.checkSelfPermission(this, Manifest.permission.CHANGE_WIFI_STATE)
            != PackageManager.PERMISSION_GRANTED) {
        Toast.makeText(getApplicationContext(),"沒有許可權,請手動開啟定位許可權",Toast.LENGTH_SHORT).show();
        // 申請一個(或多個)許可權,並提供用於回撥返回的獲取碼(使用者定義)
        ActivityCompat.requestPermissions(NearStation.this,new String[]{
                Manifest.permission.INTERNET,
                Manifest.permission.WRITE_EXTERNAL_STORAGE,
                Manifest.permission.ACCESS_NETWORK_STATE,
                Manifest.permission.ACCESS_WIFI_STATE,
                Manifest.permission.READ_PHONE_STATE,
                Manifest.permission.ACCESS_COARSE_LOCATION,
                Manifest.permission.ACCESS_FINE_LOCATION,
                Manifest.permission.ACCESS_LOCATION_EXTRA_COMMANDS,
                Manifest.permission.CHANGE_WIFI_STATE
        }, BAIDU_READ_PHONE_STATE);
    }else{
        startLocation();
    }
}
//Android6.0申請許可權的回撥方法
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
    super.onRequestPermissionsResult(requestCode, permissions, grantResults);
    switch (requestCode) {
        // requestCode即所宣告的許可權獲取碼,在checkSelfPermission時傳入
        case BAIDU_READ_PHONE_STATE:
            if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
                // 獲取到許可權,作相應處理(呼叫定位SDK應當確保相關許可權均被授權,否則可能引起定位失敗)
                startLocation();
            } else {
                // 沒有獲取到許可權,做特殊處理
                Toast.makeText(getApplicationContext(), "獲取位置許可權失敗,請手動開啟", Toast.LENGTH_SHORT).show();
            }
            break;
        default:
            break;
    }
}