多项权限同时申请不停检测-设置界面跳转及返回
Posted dahaiChang
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package com.cyh.wisdombuddhism.activity;
import android.Manifest;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.graphics.Color;
import android.net.Uri;
import android.provider.Settings;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.Display;
import android.view.Gravity;
import android.view.KeyEvent;
import android.view.Window;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.TextView;
import com.cyh.wisdombuddhism.R;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;
public class SplashActivity extends AppCompatActivity implements
ActivityCompat.OnRequestPermissionsResultCallback
/**
* 需要进行检测的权限数组
*/
protected String[] needPermissions =
Manifest.permission.ACCESS_COARSE_LOCATION,
Manifest.permission.WRITE_EXTERNAL_STORAGE,
Manifest.permission.ACCESS_FINE_LOCATION
;
private static final int PERMISSON_REQUESTCODE = 0;
private static final int SETTING_REQUESTCODE = 1;
/**
* 判断是否需要检测,防止不停的弹框
*/
private boolean isNeedCheck = true;
@Override
protected void onCreate(Bundle savedInstanceState)
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_splash);
@Override
protected void onResume()
super.onResume();
if (isNeedCheck)
checkPermissions(needPermissions);
/**
* @param permissions
* @since 2.5.0
*/
private void checkPermissions(String... permissions)
List<String> needRequestPermissonList = findDeniedPermissions(permissions);
if (null != needRequestPermissonList
&& needRequestPermissonList.size() > 0)
ActivityCompat.requestPermissions(this,
needRequestPermissonList.toArray(
new String[needRequestPermissonList.size()]),
PERMISSON_REQUESTCODE);
else
//获取权限后需要执行的操作
startActivity(new Intent(SplashActivity.this,MainActivity.class));
finish();
/**
* 获取权限集中需要申请权限的列表
*
* @param permissions
* @return
* @since 2.5.0
*/
private List<String> findDeniedPermissions(String[] permissions)
List<String> needRequestPermissonList = new ArrayList<String>();
for (String perm : permissions)
if (ContextCompat.checkSelfPermission(this,
perm) != PackageManager.PERMISSION_GRANTED
|| ActivityCompat.shouldShowRequestPermissionRationale(
this, perm))
needRequestPermissonList.add(perm);
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;
@Override
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
*
* @since 2.5.0
*/
private void showMissingPermissionDialog()
AlertDialog dialog = new AlertDialog.Builder(this)
.setTitle("提示")
.setMessage("当前应用缺少必要权限。\\n\\n\\n"+"请点击\\"设置\\"-\\"权限\\"-打开所需权限。")
// 拒绝, 退出应用
.setNegativeButton("取消",
new DialogInterface.OnClickListener()
@Override
public void onClick(DialogInterface dialog, int which)
finish();
)
.setPositiveButton("去设置",
new DialogInterface.OnClickListener()
@Override
public void onClick(DialogInterface dialog, int which)
startAppSettings();
)
.setCancelable(false)
.create();
dialog.show();
dialog.getButton(AlertDialog.BUTTON_NEGATIVE).setTextColor(getResources().getColor(R.color.lightgrey));
dialog.getButton(AlertDialog.BUTTON_NEGATIVE).setTextSize(15);
dialog.getButton(AlertDialog.BUTTON_POSITIVE).setTextColor(getResources().getColor(R.color.appColor));
dialog.getButton(AlertDialog.BUTTON_POSITIVE).setTextSize(15);
try
Field mAlert = AlertDialog.class.getDeclaredField("mAlert");
mAlert.setAccessible(true);
Object mAlertController = mAlert.get(dialog);
Field mMessage = mAlertController.getClass().getDeclaredField("mMessageView");
mMessage.setAccessible(true);
TextView mMessageView = (TextView) mMessage.get(mAlertController);
mMessageView.setTextColor(Color.BLACK);
mMessageView.setTextSize(15);
Field mTitle = mAlertController.getClass().getDeclaredField("mTitleView");
mTitle.setAccessible(true);
TextView mTitleView = (TextView) mTitle.get(mAlertController);
mTitleView.setTextColor(getResources().getColor(R.color.appColor));
mTitleView.setTextSize(18);
catch (IllegalAccessException e)
e.printStackTrace();
catch (NoSuchFieldException e)
e.printStackTrace();
//设置setAlertDialogCenter 9.0居中显示
setAlertDialogCenter(dialog);
/**
* //设置setAlertDialogCenter 9.0居中显示
* @param dialog
*/
private void setAlertDialogCenter(AlertDialog dialog)
//放在show()之后,不然有些属性是没有效果的,比如height和width
Window dialogWindow = dialog.getWindow();
WindowManager m = getWindowManager();
Display d = m.getDefaultDisplay(); // 获取屏幕宽、高
WindowManager.LayoutParams p = dialogWindow.getAttributes(); // 获取对话框当前的参数值
// 设置宽度
p.width = (int) (d.getWidth() * 0.95); // 宽度设置为屏幕的0.95
p.gravity = Gravity.CENTER;//设置位置
//p.alpha = 0.8f;//设置透明度
dialogWindow.setAttributes(p);
/**
* 启动应用的设置
*
* @since 2.5.0
*/
private void startAppSettings()
Intent intent = new Intent(
Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
intent.setData(Uri.parse("package:" + getPackageName()));
startActivityForResult(intent, SETTING_REQUESTCODE);
@Override
public boolean onKeyDown(int keyCode, KeyEvent event)
if (keyCode == KeyEvent.KEYCODE_BACK)
this.finish();
return true;
return super.onKeyDown(keyCode, event);
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data)
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == SETTING_REQUESTCODE)
checkPermissions(needPermissions);
参考文章:https://www.jb51.net/article/144760.htm
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