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RuntimePermissionsFragment.kt
/* * Copyright 2017 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.example.android.system.runtimepermissions import android.os.Build import android.os.Bundle import android.support.v4.app.Fragment import android.view.LayoutInflater import android.view.View import android.view.ViewGroup import kotlinx.android.synthetic.main.fragment_main.* class RuntimePermissionsFragment : Fragment() { override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View = inflater.inflate(R.layout.fragment_main, container, false).apply { if (Build.VERSION.SDK_INT < 23) { /* The contacts permissions have been declared in the AndroidManifest for Android M and above only. They are not available on older platforms, so we are hiding the button to access the contacts database. This shows how new runtime-only permissions can be added, that do not apply to older platform versions. This can be useful for automated updates where additional permissions might prompt the user on upgrade. */ contactsButton.visibility = View.GONE } } }