Java tutorial
//package com.java2s; /* * Copyright (C) 2014 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. */ import android.preference.CheckBoxPreference; import android.preference.Preference; import android.preference.PreferenceGroup; import android.preference.SwitchPreference; import java.util.ArrayList; public class Main { private static final String EMPTY_TEXT = ""; private static void replaceAllCheckBoxPreferencesBySwitchPreferences(final PreferenceGroup group) { final ArrayList<Preference> preferences = new ArrayList<>(); final int count = group.getPreferenceCount(); for (int index = 0; index < count; index++) { preferences.add(group.getPreference(index)); } group.removeAll(); for (int index = 0; index < count; index++) { final Preference preference = preferences.get(index); if (preference instanceof CheckBoxPreference) { addSwitchPreferenceBasedOnCheckBoxPreference((CheckBoxPreference) preference, group); } else { group.addPreference(preference); if (preference instanceof PreferenceGroup) { replaceAllCheckBoxPreferencesBySwitchPreferences((PreferenceGroup) preference); } } } } static void addSwitchPreferenceBasedOnCheckBoxPreference(final CheckBoxPreference checkBox, final PreferenceGroup group) { final SwitchPreference switchPref = new SwitchPreference(checkBox.getContext()); switchPref.setTitle(checkBox.getTitle()); switchPref.setKey(checkBox.getKey()); switchPref.setOrder(checkBox.getOrder()); switchPref.setPersistent(checkBox.isPersistent()); switchPref.setEnabled(checkBox.isEnabled()); switchPref.setChecked(checkBox.isChecked()); switchPref.setSummary(checkBox.getSummary()); switchPref.setSummaryOn(checkBox.getSummaryOn()); switchPref.setSummaryOff(checkBox.getSummaryOff()); switchPref.setSwitchTextOn(EMPTY_TEXT); switchPref.setSwitchTextOff(EMPTY_TEXT); group.addPreference(switchPref); switchPref.setDependency(checkBox.getDependency()); } }