1 /*
2  * Copyright 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 @file:JvmName("ViewKt")
18 @file:JvmMultifileClass
19 
20 package androidx.navigation
21 
22 import android.view.View
23 
24 /**
25  * Find a [NavController] associated with a [View].
26  *
27  * Calling this on a View not within a [NavHost] will result in an [IllegalStateException]
28  */
findNavControllernull29 public fun View.findNavController(): NavController = Navigation.findNavController(this)
30