android 6.0以上權限
android 6.0以上權限,我是通過PermissionsDispatcher進行申請,操作的,具體使用方法,見PermissionsDispatcher,Android 6.0運行時權限詳解
@RuntimePermissions
public class SplashActivity extends BaseCompatActivity
....
@TargetApi(Build.VERSION_CODES.M)
private void requestPermission()
{
//申請權限
SplashActivityPermissionsDispatcher.doNeedsPermissionWithCheck(this);
}
//6.0權限控制
@NeedsPermission({Manifest.permission.CAMERA, Manifest.permission.RECORD_AUDIO, Manifest.permission.READ_PHONE_STATE, Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.CALL_PHONE})
void doNeedsPermission()
{
toLogin();
}
/**
* 權限請求回調,提示用戶之後,用戶點擊“允許”或者“拒絕”之後調用此方法
*
* @param requestCode 定義的權限編碼
* @param permissions 權限名稱
* @param grantResults 允許/拒絕
*/
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults)
{
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
SplashActivityPermissionsDispatcher.onRequestPermissionsResult(this, requestCode, grantResults);
}
@OnShowRationale({Manifest.permission.CAMERA, Manifest.permission.RECORD_AUDIO, Manifest.permission.READ_PHONE_STATE, Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.CALL_PHONE})
void showRationale(PermissionRequest request)
{
request.proceed(); // 提示用戶權限使用的對話框
}
/**
* 如果用戶拒絕該權限執行的方法
*/
@OnPermissionDenied({Manifest.permission.CAMERA, Manifest.permission.RECORD_AUDIO, Manifest.permission.READ_PHONE_STATE, Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.CALL_PHONE})
void onPermissionDenied()
{
toLogin();
}
@OnNeverAskAgain({Manifest.permission.CAMERA, Manifest.permission.RECORD_AUDIO, Manifest.permission.READ_PHONE_STATE, Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.CALL_PHONE})
void onNeverAskAgain()
{
toLogin();
}
6.0以下權限
6.0以下,檢測權限的方法,只要Manifest.xml有註冊這個權限,那麼就返回true在網上找了很多檢測權限的方法,最後證明都無效
現在把有效的方法說一下,SystemUtils類
判斷相機權限
//Android6.0以下的攝像頭權限處理:
public static boolean isCameraCanUse() {
boolean canUse = true;
Camera mCamera = null;
try {
mCamera = Camera.open();
// setParameters 是針對魅族MX5 做的。MX5 通過Camera.open() 拿到的Camera
Camera.Parameters mParameters = mCamera.getParameters();
mCamera.setParameters(mParameters);
} catch (Exception e) {
canUse = false;
}
if (mCamera != null) {
mCamera.release();
}
return canUse;
}
判斷麥克風權限
/**
* 判斷是是否有錄音權限
*/
public static boolean isHasPermission(final Context context)
{
// 音頻獲取源
int audioSource = MediaRecorder.AudioSource.MIC;
// 設置音頻採樣率,44100是目前的標準,但是某些設備仍然支持22050,16000,11025
int sampleRateInHz = 44100;
// 設置音頻的錄製的聲道CHANNEL_IN_STEREO爲雙聲道,CHANNEL_CONFIGURATION_MONO爲單聲道
int channelConfig = AudioFormat.CHANNEL_IN_STEREO;
// 音頻數據格式:PCM 16位每個樣本。保證設備支持。PCM 8位每個樣本。不一定能得到設備支持
int audioFormat = AudioFormat.ENCODING_PCM_16BIT;
// 緩衝區字節大小
int bufferSizeInBytes = 0;
bufferSizeInBytes = AudioRecord.getMinBufferSize(sampleRateInHz, channelConfig, audioFormat);
AudioRecord audioRecord = new AudioRecord(audioSource, sampleRateInHz, channelConfig, audioFormat, bufferSizeInBytes);
//開始錄製音頻
try
{
// 防止某些手機崩潰
audioRecord.startRecording();
}
catch (IllegalStateException e)
{
e.printStackTrace();
}
/**
* 根據開始錄音判斷是否有錄音權限
*/
if (audioRecord.getRecordingState() != AudioRecord.RECORDSTATE_RECORDING)
{
return false;
}
//根據錄音長度判斷
byte[] bytes = new byte[1024];
int readSize = audioRecord.read(bytes, 0, 1024); //至於爲什麼寫1024 我也不知道
if (readSize == AudioRecord.ERROR_INVALID_OPERATION || readSize <= 0)
{
return false;
}
//如果短時間內頻繁檢測,會造成audioRecord還未銷燬完成,此時檢測會返回RECORDSTATE_STOPPED狀態,再去read,會讀到0的size,所以此時默認權限通過
if (audioRecord.getRecordingState() == AudioRecord.RECORDSTATE_STOPPED)
{
return true;
}
audioRecord.stop();
audioRecord.release();//釋放資源
audioRecord = null;
return true;
}
電話權限,即使關閉了,還是能撥打電話,只能說通過try-catch嘗試進行判斷,如果不想這麼麻煩,可以使用不需要權限的撥打電話的方法
Intent intent = new Intent();
intent.setAction(Intent.ACTION_DIAL);
intent.setData(Uri.parse("tel:" + mobile));
context.startActivity(intent);
定位權限,關閉權限以後,還是可以定位,參照百度地圖,高德地圖,微信,qq,所以如果通過關閉定位權限,不讓app定位,這個恐怕不行,只有關閉gps或者網絡纔可以不讓定位
/**
* 手機是否開啓位置服務,如果沒有開啓那麼所有app將不能使用定位功能
*/
public static boolean isLocServiceEnable(Activity context)
{
LocationManager locationManager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
boolean gps = locationManager.isProviderEnabled(LocationManager.GPS_PROVIDER);
boolean network = locationManager.isProviderEnabled(LocationManager.NETWORK_PROVIDER);
if (gps || network)
{
return true;
}
return false;
}
權限判斷使用
通過動態申請的方法,用戶可以關閉權限,或者點擊不再詢問,這樣在用到權限的操作的時候,可能會崩潰,這個要在操作之前,進行一些權限檢測,這個要分6.0以上和6.0以下的情況
//6.0以上檢測某個權限是否已申請
public static boolean checkPermission(Context mContexts, String permissionName)
{
PackageManager pm = mContexts.getPackageManager();
boolean permission = (PackageManager.PERMISSION_GRANTED == pm.checkPermission(permissionName, getPackageInfo(mContexts).packageName));
return permission;
}
自定義一個dialog,作爲提示
public static void showPermissionDialog(Activity activity, String info)
{
final NoticeDialog noticeDialog = new NoticeDialog(activity);
noticeDialog.setTvSureContentVisible(true);
noticeDialog.setBottomButtonLayoutVisible(false);
noticeDialog.setNoticeContent(info + "權限已關閉,請您去手機設置中開啓。");
noticeDialog.setSureButtonText("確定");
noticeDialog.setSureListener(new View.OnClickListener()
{
@Override
public void onClick(View v)
{
noticeDialog.dismiss();
}
});
noticeDialog.showAtLocation(activity.getWindow().getDecorView(), Gravity.CENTER, 0, 0);
}
封裝一個檢測是否有麥克風權限的方法
public static boolean isHasRecordPermission(Activity activity)
{
boolean hasPermission = true;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M)
{
if (!checkPermission(activity, "android.permission.RECORD_AUDIO"))
{
hasPermission = false;
}
}
else
{
if (!isHasPermission(activity))
{
hasPermission = false;
}
}
return hasPermission;
}
使用方法:
相機權限
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
if(!SystemUtils.checkPermission(ChooseFamilyMemberActivity.this,"android.permission.CAMERA")
){
SystemUtils. showPermissionDialog(ChooseFamilyMemberActivity.this,"相機");
return;
}
}else{
if (!SystemUtils.isCameraCanUse())
{//針對6.0以下
SystemUtils. showPermissionDialog(ChooseFamilyMemberActivity.this,"相機");
return;
}
}
定位權限
if(!SystemUtils.checkPermission(context,"android.permission.ACCESS_FINE_LOCATION")
||!SystemUtils.checkPermission(context,"android.permission.ACCESS_COARSE_LOCATION")){
SystemUtils.showPermissionDialog(context,"位置");
return;
}
if(!SystemUtils.isLocServiceEnable(context)){
final NoticeDialog noticeDialog = new NoticeDialog(context);
noticeDialog.setTitleVisible(true);
noticeDialog.setTitle("提示");
noticeDialog.setNoticeContent("定位不可用,請打開gps或者網絡");
noticeDialog.setBottomButtonLayoutVisible(false);
noticeDialog.setTvSureContentVisible(true);
noticeDialog.setSureButtonText("確定");
noticeDialog.setSureListener(new View.OnClickListener()
{
@Override
public void onClick(View v)
{
noticeDialog.dismiss();
}
});
noticeDialog.showAtLocation(context.getWindow().getDecorView(), Gravity.CENTER, 0, 0);
return;
}
麥克風權限
if (!SystemUtils.isHasRecordPermission(activity))
{
SystemUtils.showPermissionDialog(activity, "麥克風");
return;
}