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Android 6.0以上权限检查,手动开启权限

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Android 6.0以上权限检查,手动开启权限 package chc.com.mymapdemo;import android.Manifest;import android.annotation.TargetApi;import android.app.Activity;import android.content.DialogInterface;import android.content.Intent;import
Android 6.0以上权限检查,手动开启权限
package chc.com.mymapdemo;

import android.Manifest;
import android.annotation.TargetApi;
import android.app.Activity;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.os.Build;
import android.provider.Settings;
import android.support.v7.app.AlertDialog;
import android.view.KeyEvent;

import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.List;

/**
 * DESC:继承了Activity,实现Android6.0的运行时权限检测需要进行运行时权限检测的Activity可以继承这个类
 * Author: CHC
 * Date: 2017/10/30
 */

public class CheckPermissionsActivity 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) @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.Builder builder = new AlertDialog.Builder(this); builder.setTitle(R.string.notifyTitle); builder.setMessage(R.string.notifyMsg); // 拒绝, 退出应用 builder.setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { finish(); } }); builder.setPositiveButton(R.string.setting, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { startAppSettings(); } }); builder.setCancelable(false); builder.show(); } /** * 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())); startActivity(intent); } @Override public boolean onKeyDown(int keyCode, KeyEvent event) { if(keyCode == KeyEvent.KEYCODE_BACK){ this.finish(); return true; } return super.onKeyDown(keyCode, event); } }
    
   
  
 
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