1 /* 2 * Copyright (C) 2021 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 package com.android.car.activityresolver; 18 19 import android.os.Bundle; 20 import android.view.View; 21 import android.view.ViewTreeObserver; 22 import android.widget.ListView; 23 24 import com.android.internal.R; 25 import com.android.internal.app.ResolverActivity; 26 import com.android.internal.app.ResolverViewPager; 27 28 /** 29 * An automotive variant of the resolver activity which does not use the safe forwarding mode and 30 * which supports rotary. 31 */ 32 public final class CarResolverActivity extends ResolverActivity 33 implements ViewTreeObserver.OnGlobalLayoutListener { 34 35 private ResolverViewPager mProfilePager; 36 37 @Override onCreate(Bundle savedInstanceState)38 protected void onCreate(Bundle savedInstanceState) { 39 super.onCreate(savedInstanceState); 40 41 setSafeForwardingMode(false); 42 43 mProfilePager = findViewById(R.id.profile_pager); 44 mProfilePager.getViewTreeObserver().addOnGlobalLayoutListener(this); 45 } 46 47 @Override onDestroy()48 protected void onDestroy() { 49 mProfilePager.getViewTreeObserver().removeOnGlobalLayoutListener(this); 50 51 super.onDestroy(); 52 } 53 54 @Override onGlobalLayout()55 public void onGlobalLayout() { 56 ListView listView = findViewById(R.id.resolver_list); 57 if (listView != null) { 58 // Items must be focusable for rotary. 59 listView.setItemsCanFocus(true); 60 61 // Set click listeners for rotary. 62 for (int i = 0; i < listView.getChildCount(); i++) { 63 View element = listView.getChildAt(i); 64 element.setOnClickListener(view -> { 65 int position = listView.getPositionForView(view); 66 long id = listView.getItemIdAtPosition(position); 67 listView.performItemClick(view, position, id); 68 }); 69 } 70 } 71 } 72 } 73