Modify Settings homepage layout

- Add BottomNavigationView which has two tabs
- Remove BottomSheet in layout files

Change-Id: I493290fa9dee0566c73c5c9d7fbba10b71b4e2b4
Fixes: 113266753
Test: visual

src/com/android/settings/homepage/PersonalSettingsFragment.java

@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2018 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.settings.homepage;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
+
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.settings.R;
+import com.android.settings.core.InstrumentedFragment;
+
+public class PersonalSettingsFragment extends InstrumentedFragment {
+
+    private static final String TAG = "PersonalSettingsFragment";
+
+    private RecyclerView mCardsContainer;
+    //TODO(b/113966426): rename
+    private HomepageAdapter mHomepageAdapter;
+    private LinearLayoutManager mLayoutManager;
+    //TODO(b/113966426): rename
+    private HomepageManager mHomepageManager;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        mHomepageManager = new HomepageManager(getContext(), getSettingsLifecycle());
+        mHomepageManager.startCardContentLoading();
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+            Bundle savedInstanceState) {
+        final View rootView = inflater.inflate(R.layout.settings_homepage,
+                container, false);
+        mCardsContainer = (RecyclerView) rootView.findViewById(R.id.card_container);
+        //TODO(b/111822407): May have to swap to GridLayoutManager
+        mLayoutManager = new LinearLayoutManager(getActivity());
+        mCardsContainer.setLayoutManager(mLayoutManager);
+        mHomepageAdapter = new HomepageAdapter(getContext(), mHomepageManager);
+        mCardsContainer.setAdapter(mHomepageAdapter);
+        mHomepageManager.setListener(mHomepageAdapter);
+
+        return rootView;
+    }
+
+    @Override
+    public int getMetricsCategory() {
+        return MetricsEvent.SETTINGS_HOMEPAGE;
+    }
+}