| /* |
| * Copyright (C) 2022 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.settingslib.widget; |
| |
| import android.content.Context; |
| import android.os.Build; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.widget.ArrayAdapter; |
| |
| /** |
| * An ArrayAdapter which was used by Spinner with settings style. |
| * @param <T> the data type to be loaded. |
| */ |
| public class SettingsSpinnerAdapter<T> extends ArrayAdapter<T> { |
| |
| private static final int DEFAULT_RESOURCE = R.layout.settings_spinner_view; |
| private static final int DFAULT_DROPDOWN_RESOURCE = R.layout.settings_spinner_dropdown_view; |
| private final LayoutInflater mDefaultInflater; |
| |
| /** |
| * Constructs a new SettingsSpinnerAdapter with the given context. |
| * And it customizes title bar with a settings style. |
| * |
| * @param context The Context the view is running in, through which it can |
| * access the current theme, resources, etc. |
| */ |
| public SettingsSpinnerAdapter(Context context) { |
| super(context, getDefaultResource()); |
| |
| setDropDownViewResource(getDropdownResource()); |
| mDefaultInflater = LayoutInflater.from(context); |
| } |
| |
| /** |
| * In overridded {@link #getView(int, View, ViewGroup)}, use this method to get default view. |
| */ |
| public View getDefaultView(int position, View convertView, ViewGroup parent) { |
| return mDefaultInflater.inflate(getDefaultResource(), parent, false /* attachToRoot */); |
| } |
| |
| /** |
| * In overridded {@link #getDropDownView(int, View, ViewGroup)}, use this method to get default |
| * drop down view. |
| */ |
| public View getDefaultDropDownView(int position, View convertView, ViewGroup parent) { |
| return mDefaultInflater.inflate(getDropdownResource(), parent, false /* attachToRoot */); |
| } |
| |
| private static int getDefaultResource() { |
| return (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) |
| ? DEFAULT_RESOURCE : android.R.layout.simple_spinner_dropdown_item; |
| } |
| private static int getDropdownResource() { |
| return (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) |
| ? DFAULT_DROPDOWN_RESOURCE : android.R.layout.simple_spinner_dropdown_item; |
| } |
| } |