1 /* 2 * Copyright (C) 2020 The Dagger Authors. 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 package dagger.hilt.android.internal.modules; 18 19 import android.app.Activity; 20 import android.content.Context; 21 import androidx.fragment.app.FragmentActivity; 22 import dagger.Binds; 23 import dagger.Module; 24 import dagger.Provides; 25 import dagger.Reusable; 26 import dagger.hilt.InstallIn; 27 import dagger.hilt.android.components.ActivityComponent; 28 import dagger.hilt.android.qualifiers.ActivityContext; 29 30 /** Provides convenience bindings for activities. */ 31 @Module 32 @InstallIn(ActivityComponent.class) 33 abstract class ActivityModule { 34 @Binds 35 @ActivityContext provideContext(Activity activity)36 abstract Context provideContext(Activity activity); 37 38 @Provides 39 @Reusable provideFragmentActivity(Activity activity)40 static FragmentActivity provideFragmentActivity(Activity activity) { 41 try { 42 return (FragmentActivity) activity; 43 } catch (ClassCastException e) { 44 throw new IllegalStateException("Expected activity to be a FragmentActivity: " + activity, e); 45 } 46 } 47 ActivityModule()48 private ActivityModule() {} 49 } 50