/* * Copyright (C) 2019 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.car.themeplayground; import android.app.UiModeManager; import android.content.Context; import android.os.Bundle; import android.widget.Button; /** * Activity that shows different widgets on configuration changes. */ public class WidgetsSamples extends AbstractSampleActivity { private UiModeManager mUiModeManager; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); Utils.onActivityCreateSetTheme(this); setContentView(R.layout.widget_samples); Button triggerConfigChanges = findViewById(R.id.trigger_config_change); mUiModeManager = (UiModeManager) this.getSystemService(Context.UI_MODE_SERVICE); setupBackgroundColorControls(R.id.widgetLayout); triggerConfigChanges.setOnClickListener(v -> { if (mUiModeManager.getNightMode() == UiModeManager.MODE_NIGHT_YES) { mUiModeManager.setNightMode(UiModeManager.MODE_NIGHT_NO); } else { mUiModeManager.setNightMode(UiModeManager.MODE_NIGHT_YES); } }); } }