MainActivity.java

/*
 * Copyright (C) 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.android.example.github;

import com.android.example.github.ui.common.NavigationController;

import android.arch.lifecycle.LifecycleRegistry;
import android.arch.lifecycle.LifecycleRegistryOwner;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v7.app.AppCompatActivity;

import javax.inject.Inject;

import dagger.android.DispatchingAndroidInjector;
import dagger.android.support.HasSupportFragmentInjector;

public class MainActivity extends AppCompatActivity implements LifecycleRegistryOwner,
        HasSupportFragmentInjector {
    private final LifecycleRegistry lifecycleRegistry = new LifecycleRegistry(this);
    @Inject
    DispatchingAndroidInjector<Fragment> dispatchingAndroidInjector;
    @Inject
    NavigationController navigationController;

    @Override
    public LifecycleRegistry getLifecycle() {
        return lifecycleRegistry;
    }

    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main_activity);
        if (savedInstanceState == null) {
            navigationController.navigateToSearch();
        }
    }

    @Override
    public DispatchingAndroidInjector<Fragment> supportFragmentInjector() {
        return dispatchingAndroidInjector;
    }
}