安卓开发动态申请（定位，读写，拍照，视频）权限

最新推荐文章于 2025-05-20 12:41:46 发布

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最新推荐文章于 2025-05-20 12:41:46 发布

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CC 4.0 BY-SA版权

文章标签：安卓开发动态申请权限

本文链接：https://blog.youkuaiyun.com/liujucai/article/details/91038203

本文详细介绍了在Android应用中如何动态申请多种关键权限，包括位置、存储和相机等，通过弹窗提示用户并引导其手动开启权限，确保应用正常运行。文章提供了完整的代码示例，展示了权限申请流程、回调处理及权限检查逻辑。

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 // 要申请的权限
    private String[] permissions = new String[]{ Manifest.permission.ACCESS_COARSE_LOCATION, Manifest.permission.ACCESS_FINE_LOCATION, Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE,Manifest.permission.CAMERA};

 /********************权限动态申请***************************/
    // 提示用户该请求权限的弹出框
    private void showDialogTipUserRequestPermission() {

        new AlertDialog.Builder(this)
                .setTitle("权限不可用")
                .setMessage("应用需要开启一些权限提供更好的使用体验,否则，您将无法正常使用应用")
                .setPositiveButton("立即开启", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        startRequestPermission();
                    }
                })
                .setNegativeButton("取消", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        finish();
                    }
                }).setCancelable(false).show();
    }

    // 开始提交请求权限
    private void startRequestPermission() {
        ActivityCompat.requestPermissions(this, permissions, 321);
    }

    // 用户权限 申请 的回调方法
    @Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        if (requestCode == 321) {
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                if (grantResults[0] != PackageManager.PERMISSION_GRANTED) {
                    // 判断用户是否 点击了不再提醒。(检测该权限是否还可以申请)
                    boolean i = shouldShowRequestPermissionRationale(permissions[0]);
                    boolean j = shouldShowRequestPermissionRationale(permissions[1]);
                    boolean k = shouldShowRequestPermissionRationale(permissions[2]);
                    boolean l = shouldShowRequestPermissionRationale(permissions[3]);
                    boolean q = shouldShowRequestPermissionRationale(permissions[4]);
                    if (!i||!j||!k||!l||!q) {
                        // 用户还是想用我的 APP 的
                        // 提示用户去应用设置界面手动开启权限
                        showDialogTipUserGoToAppSettting();
                    } else {
                        ToastUtils.showToast("必要权限未开启！");
                        finish();
                    }
                } else {
                    //启动服务
                    startService(new Intent(this, LocationService.class));
                    Toast.makeText(this, "权限获取成功", Toast.LENGTH_SHORT).show();
                }
            }
        }
    }

    // 提示用户去应用设置界面手动开启权限

    private void showDialogTipUserGoToAppSettting() {

        dialog = new AlertDialog.Builder(this)
                .setTitle("有权限不可用")
                .setMessage("请在-应用设置-权限-中，允许电力运维使用权限")
                .setPositiveButton("立即开启", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        // 跳转到应用设置界面
                        goToAppSetting();
                    }
                })
                .setNegativeButton("取消", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        finish();
                    }
                }).setCancelable(false).show();
    }

    // 跳转到当前应用的设置界面
    private void goToAppSetting() {
        Intent intent = new Intent();

        intent.setAction(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
        Uri uri = Uri.fromParts("package", getPackageName(), null);
        intent.setData(uri);

        startActivityForResult(intent, 123);
    }

    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (requestCode == 123) {
            if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                // 检查该权限是否已经获取
                int i = ContextCompat.checkSelfPermission(this, permissions[0]);
                int j= ContextCompat.checkSelfPermission(this,permissions[1] );
                int k= ContextCompat.checkSelfPermission(this,permissions[2] );
                int l = ContextCompat.checkSelfPermission(this,permissions[3] );
                int q = ContextCompat.checkSelfPermission(this,permissions[4] );
                // 权限是否已经 授权 GRANTED---授权  DINIED---拒绝
                if (i != PackageManager.PERMISSION_GRANTED||j != PackageManager.PERMISSION_GRANTED||k != PackageManager.PERMISSION_GRANTED||l != PackageManager.PERMISSION_GRANTED||q != PackageManager.PERMISSION_GRANTED) {
                    // 提示用户应该去应用设置界面手动开启权限
                    showDialogTipUserGoToAppSettting();
                } else {
                    if (dialog != null && dialog.isShowing()) {
                        dialog.dismiss();
                    }
                    //启动服务
                    startService(new Intent(this, LocationService.class));
                    Toast.makeText(this, "权限获取成功", Toast.LENGTH_SHORT).show();
                }
            }
        }
    }