android 8.0安装apk需要请求未知来源权限

//xml配置<uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES"/>/** * 检测版本8.0 */public void checkOreo() { if (SdkVersionUtils.hasOreo()) {//8.0 //判断是否可以直接安装 boolean canInstall = getPackageManager().canRequestPackageInstalls(); if (canInstall) { //rxpermissions请求权限 mRxPermissions .request(Manifest.permission.REQUEST_INSTALL_PACKAGES) .subscribe(granted -> { if (granted) { //安装apk installApk(); } else if (shouldShowRequestPermissionRationale(Manifest.permission.REQUEST_INSTALL_PACKAGES)) { //引导用户去打开权限 Intent intent = new Intent(Settings.ACTION_MANAGE_UNKNOWN_APP_SOURCES); startActivityForResult(intent, GET_UNKNOWN_APP_SOURCES); } else { Intent intent = new Intent(Settings.ACTION_MANAGE_UNKNOWN_APP_SOURCES); startActivityForResult(intent, GET_UNKNOWN_APP_SOURCES); } }); } else { //安装apk installApk(); } } else { //安装apk installApk() }}@Overrideprotected void onActivityResult(int requestCode, int resultCode, Intent data) { super.onActivityResult(requestCode, resultCode, data); switch (requestCode) { case GET_UNKNOWN_APP_SOURCES: checkOreo(); break; }}

总结

以上所述是小编给大家介绍的Android 8.0安装apk的实例代码，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对网站的支持！