Use SwitchPreference on API versions newer than KitKat (a2087e66) · Commits · e / os / android_packages_inputmethods_LatinIME

java/src/com/android/inputmethod/latin/settings/DebugSettings.java

+2 −0

Original line number	Diff line number	Diff line
		@@ -62,6 +62,8 @@ public final class DebugSettings extends PreferenceFragment
		public void onCreate(Bundle icicle) {
		super.onCreate(icicle);
		addPreferencesFromResource(R.xml.prefs_for_debug);
		TwoStatePreferenceHelper.replaceCheckBoxPreferencesBySwitchPreferences(
		getPreferenceScreen());
		SharedPreferences prefs = getPreferenceManager().getSharedPreferences();
		prefs.registerOnSharedPreferenceChangeListener(this);

java/src/com/android/inputmethod/latin/settings/SettingsFragment.java

+3 −4

Original line number	Diff line number	Diff line
		@@ -104,10 +104,9 @@ public final class SettingsFragment extends InputMethodSettingsFragment
		setSubtypeEnablerTitle(R.string.select_language);
		addPreferencesFromResource(R.xml.prefs);
		final PreferenceScreen preferenceScreen = getPreferenceScreen();
		if (preferenceScreen != null) {
		TwoStatePreferenceHelper.replaceCheckBoxPreferencesBySwitchPreferences(preferenceScreen);
		preferenceScreen.setTitle(
		ApplicationUtils.getActivityTitleResId(getActivity(), SettingsActivity.class));
		}

		final Resources res = getResources();
		final Context context = getActivity();

java/src/com/android/inputmethod/latin/settings/TwoStatePreferenceHelper.java

0 → 100644

+82 −0

Original line number	Diff line number	Diff line
		/*
		* 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.
		*/

		package com.android.inputmethod.latin.settings;

		import android.os.Build;
		import android.preference.CheckBoxPreference;
		import android.preference.Preference;
		import android.preference.PreferenceGroup;
		import android.preference.SwitchPreference;

		import java.util.ArrayList;

		class TwoStatePreferenceHelper {
		private static final String EMPTY_TEXT = "";

		private TwoStatePreferenceHelper() {
		// This utility class is not publicly instantiable.
		}

		static void replaceCheckBoxPreferencesBySwitchPreferences(final PreferenceGroup group) {
		// The keyboard settings keeps using a CheckBoxPreference on KitKat or previous.
		if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.KITKAT) {
		return;
		}
		// The keyboard settings starts using a SwitchPreference without switch on/off text on
		// API versions newer than KitKat.
		replaceAllCheckBoxPreferencesBySwitchPreferences(group);
		}

		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());
		}
		}