1 /* 2 * Copyright 2017 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 package androidx.navigation 17 18 import androidx.annotation.IdRes 19 import androidx.savedstate.SavedState 20 21 /** An interface that describes a navigation operation: action's id and arguments */ 22 public interface NavDirections { 23 /** An action id to navigate with. */ 24 @get:IdRes public val actionId: Int 25 26 /** Arguments to pass to the destination */ 27 public val arguments: SavedState 28 } 29