107fb4c476
This fixes unit tests and brings us closer to a green build. Change-Id: Iffcc392eda4a7671a238b79cc7367320ca648725
92 lines
3.7 KiB
Java
92 lines
3.7 KiB
Java
/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.inputmethod.latin.utils;
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import android.view.inputmethod.InputMethodSubtype;
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import com.android.inputmethod.latin.RichInputMethodSubtype;
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import java.util.Collections;
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import java.util.List;
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import java.util.Locale;
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import javax.annotation.Nonnull;
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/**
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* This class determines that the language name on the spacebar should be displayed in what format.
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*/
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public final class LanguageOnSpacebarUtils {
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public static final int FORMAT_TYPE_NONE = 0;
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public static final int FORMAT_TYPE_LANGUAGE_ONLY = 1;
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public static final int FORMAT_TYPE_FULL_LOCALE = 2;
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private static List<InputMethodSubtype> sEnabledSubtypes = Collections.emptyList();
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private static boolean sIsSystemLanguageSameAsInputLanguage;
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private LanguageOnSpacebarUtils() {
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// This utility class is not publicly instantiable.
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}
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public static int getLanguageOnSpacebarFormatType(
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@Nonnull final RichInputMethodSubtype subtype) {
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if (subtype.isNoLanguage()) {
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return FORMAT_TYPE_FULL_LOCALE;
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}
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// Only this subtype is enabled and equals to the system locale.
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if (sEnabledSubtypes.size() < 2 && sIsSystemLanguageSameAsInputLanguage) {
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return FORMAT_TYPE_NONE;
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}
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final Locale locale = subtype.getLocale();
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if (locale == null) {
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return FORMAT_TYPE_NONE;
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}
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final String keyboardLanguage = locale.getLanguage();
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final String keyboardLayout = subtype.getKeyboardLayoutSetName();
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int sameLanguageAndLayoutCount = 0;
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for (final InputMethodSubtype ims : sEnabledSubtypes) {
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final String language = SubtypeLocaleUtils.getSubtypeLocale(ims).getLanguage();
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if (keyboardLanguage.equals(language) && keyboardLayout.equals(
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SubtypeLocaleUtils.getKeyboardLayoutSetName(ims))) {
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sameLanguageAndLayoutCount++;
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}
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}
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// Display full locale name only when there are multiple subtypes that have the same
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// locale and keyboard layout. Otherwise displaying language name is enough.
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return sameLanguageAndLayoutCount > 1 ? FORMAT_TYPE_FULL_LOCALE
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: FORMAT_TYPE_LANGUAGE_ONLY;
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}
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public static void setEnabledSubtypes(@Nonnull final List<InputMethodSubtype> enabledSubtypes) {
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sEnabledSubtypes = enabledSubtypes;
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}
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public static void onSubtypeChanged(@Nonnull final RichInputMethodSubtype subtype,
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final boolean implicitlyEnabledSubtype, @Nonnull final Locale systemLocale) {
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final Locale newLocale = subtype.getLocale();
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if (systemLocale.equals(newLocale)) {
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sIsSystemLanguageSameAsInputLanguage = true;
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return;
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}
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if (!systemLocale.getLanguage().equals(newLocale.getLanguage())) {
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sIsSystemLanguageSameAsInputLanguage = false;
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return;
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}
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// If the subtype is enabled explicitly, the language name should be displayed even when
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// the keyboard language and the system language are equal.
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sIsSystemLanguageSameAsInputLanguage = implicitlyEnabledSubtype;
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}
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}
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