【Android】Android6.0+ 动态申请权限
16lz
2021-01-26
Android 6.0+ (SDK 版本号大于23后)对于普通权限可以在AndroidMinifest.xml文件中可以直接使用,而对于那些危险权限(如:定位权限,通话,发送短信等)需要动态申请权限;
下面是一个通过高德定位的案例
MainActivity中:
//初始化定位 private void initLocation(){ //初始化定位 mLocationClient = new AMapLocationClient(getApplicationContext()); //设置定位回调监听 mLocationClient.setLocationListener(new AMapLocationListener() { @Override public void onLocationChanged(AMapLocation aMapLocation) { if (aMapLocation != null) { // 0为成功 if (aMapLocation.getErrorCode() == 0) { Toast.makeText(MainActivity.this, aMapLocation.getProvince()+" "+aMapLocation.getCity()+" "+aMapLocation.getDistrict(), Toast.LENGTH_SHORT).show(); StopLocation(); }else{ if(aMapLocation.getErrorCode()==12) Toast.makeText(MainActivity.this, "您没有授予定位所需权限,请到授权管理允许权限!", Toast.LENGTH_SHORT).show(); else Toast.makeText(MainActivity.this, "错误代码"+aMapLocation.getErrorCode(), Toast.LENGTH_SHORT).show(); } } } }); //初始化定位参数 mLocationOption = new AMapLocationClientOption(); //设置定位模式为高精度模式,Battery_Saving为低功耗模式,Device_Sensors是仅设备模式 mLocationOption.setLocationMode(AMapLocationClientOption.AMapLocationMode.Hight_Accuracy); //设置是否返回地址信息(默认返回地址信息) mLocationOption.setNeedAddress(true); //是否只定位一次 mLocationOption.setOnceLocation(true); //设置是否强制刷新WIFI,默认为强制刷新 mLocationOption.setWifiScan(true); //设置是否允许模拟位置,默认为false,不允许模拟位置 mLocationOption.setMockEnable(false); //设置定位间隔,单位毫秒,默认为2000ms mLocationOption.setInterval(2000); //给定位客户端对象设置定位参数 mLocationClient.setLocationOption(mLocationOption); //启动定位 mLocationClient.startLocation(); } //开始定位 private void startLocation(){ mLocationClient.startLocation(); } //结束定位 private void StopLocation(){ mLocationClient.stopLocation(); }
CheckPermission.java
public class CheckPermission extends Activity { /** * 需要进行检测的权限数组 */ protected String[] needPermissions = { Manifest.permission.ACCESS_COARSE_LOCATION, Manifest.permission.ACCESS_FINE_LOCATION, Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.READ_PHONE_STATE }; private static final int PERMISSON_REQUESTCODE = 0; /** * 判断是否需要检测,防止不停的弹框 */ private boolean isNeedCheck = true; @Override protected void onResume() { super.onResume(); if (Build.VERSION.SDK_INT >= 23 && getApplicationInfo().targetSdkVersion >= 23) { if (isNeedCheck) { checkPermissions(needPermissions); } } } /** * @param permissions * @since 2.5.0 */ private void checkPermissions(String... permissions) { try { if (Build.VERSION.SDK_INT >= 23 && getApplicationInfo().targetSdkVersion >= 23) { List needRequestPermissonList = findDeniedPermissions(permissions); if (null != needRequestPermissonList && needRequestPermissonList.size() > 0) { String[] array = needRequestPermissonList.toArray(new String[needRequestPermissonList.size()]); Method method = getClass().getMethod("requestPermissions", new Class[]{String[].class,int.class}); method.invoke(this, array, PERMISSON_REQUESTCODE); } } } catch (Throwable e) { } } /** * 获取权限集中需要申请权限的列表 * * @param permissions * @return * @since 2.5.0 */ private List findDeniedPermissions(String[] permissions) { List needRequestPermissonList = new ArrayList(); if (Build.VERSION.SDK_INT >= 23 && getApplicationInfo().targetSdkVersion >= 23) { try { for (String perm : permissions) { Method checkSelfMethod = getClass().getMethod("checkSelfPermission", String.class); Method shouldShowRequestPermissionRationaleMethod = getClass().getMethod("shouldShowRequestPermissionRationale", String.class); if ((Integer) checkSelfMethod.invoke(this, perm) != PackageManager.PERMISSION_GRANTED || (Boolean) shouldShowRequestPermissionRationaleMethod.invoke(this, perm)) { needRequestPermissonList.add(perm); } } } catch (Throwable e) { } } return needRequestPermissonList; } /** * 检测是否所有的权限都已经授权 * * @param grantResults * @return * @since 2.5.0 */ private boolean verifyPermissions(int[] grantResults) { for (int result : grantResults) { if (result != PackageManager.PERMISSION_GRANTED) { return false; } } return true; } @TargetApi(23) public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] paramArrayOfInt) { if (requestCode == PERMISSON_REQUESTCODE) { if (!verifyPermissions(paramArrayOfInt)) { showMissingPermissionDialog(); isNeedCheck = false; } } } /** * 显示提示信息 */ private void showMissingPermissionDialog() { AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle("需要您授予下面权限:"); builder.setMessage("当前应用缺少必要权限。\\n\\n请点击\\\"设置\\\"-\\\"权限\\\"-打开所需权限。"); // 拒绝, 退出应用 builder.setNegativeButton("拒绝", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialogInterface, int i) { finish(); } }); builder.setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { startAppSettings(); } }); builder.setCancelable(false); builder.show(); } /** * 启动应用的设置 */ private void startAppSettings() { Intent intent = new Intent( Settings.ACTION_APPLICATION_DETAILS_SETTINGS); intent.setData(Uri.parse("package:" + getPackageName())); startActivity(intent); } @Override public boolean onKeyDown(int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_BACK) { this.finish(); return true; } return super.onKeyDown(keyCode, event); }
AndroidMinifest.xml
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" /> <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" /> <uses-permission android:name="android.permission.ACCESS_LOCATION_EXTRA_COMMANDS" /> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" /> <uses-permission android:name="android.permission.READ_PHONE_STATE" /> <uses-permission android:name="android.permission.WRITE_SETTINGS" /> <uses-permission android:name="android.permission.BLUETOOTH_ADMIN" /> <uses-permission android:name="android.permission.BLUETOOTH" />
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