1 /* 2 * Copyright (C) 2019 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.settings.display; 18 19 import android.app.Dialog; 20 import android.app.UiModeManager; 21 import android.app.settings.SettingsEnums; 22 import android.content.Context; 23 import android.content.DialogInterface; 24 import android.os.Bundle; 25 import android.provider.Settings; 26 import android.view.LayoutInflater; 27 import android.view.View; 28 import android.widget.ImageView; 29 import android.widget.TextView; 30 31 import androidx.annotation.NonNull; 32 import androidx.annotation.Nullable; 33 import androidx.appcompat.app.AlertDialog; 34 35 import com.android.settings.R; 36 import com.android.settings.core.instrumentation.InstrumentedDialogFragment; 37 38 public class DarkUIInfoDialogFragment extends InstrumentedDialogFragment 39 implements DialogInterface.OnClickListener{ 40 41 @Override getMetricsCategory()42 public int getMetricsCategory() { 43 return SettingsEnums.DIALOG_DARK_UI_INFO; 44 } 45 46 @NonNull 47 @Override onCreateDialog(@ullable Bundle savedInstanceState)48 public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) { 49 Context context = getContext(); 50 AlertDialog.Builder dialog = new AlertDialog.Builder(context); 51 LayoutInflater inflater = LayoutInflater.from(dialog.getContext()); 52 View titleView = inflater.inflate(R.layout.settings_dialog_title, null); 53 ((ImageView) titleView.findViewById(R.id.settings_icon)) 54 .setImageDrawable(context.getDrawable(R.drawable.dark_theme)); 55 ((TextView) titleView.findViewById(R.id.settings_title)).setText(R.string.dark_ui_mode); 56 57 dialog.setCustomTitle(titleView) 58 .setMessage(R.string.dark_ui_settings_dark_summary) 59 .setPositiveButton( 60 R.string.dark_ui_settings_dialog_acknowledge, 61 this); 62 return dialog.create(); 63 } 64 65 @Override onDismiss(@onNull DialogInterface dialog)66 public void onDismiss(@NonNull DialogInterface dialog) { 67 enableDarkTheme(); 68 super.onDismiss(dialog); 69 } 70 71 @Override onClick(DialogInterface dialogInterface, int i)72 public void onClick(DialogInterface dialogInterface, int i) { 73 // We have to manually dismiss the dialog because changing night mode causes it to 74 // recreate itself. 75 dialogInterface.dismiss(); 76 enableDarkTheme(); 77 } 78 enableDarkTheme()79 private void enableDarkTheme() { 80 final Context context = getContext(); 81 if (context != null) { 82 Settings.Secure.putInt(context.getContentResolver(), 83 Settings.Secure.DARK_MODE_DIALOG_SEEN, 84 DarkUIPreferenceController.DIALOG_SEEN); 85 context.getSystemService(UiModeManager.class) 86 .setNightMode(UiModeManager.MODE_NIGHT_YES); 87 } 88 } 89 } 90