99 lines
3.7 KiB
Java
99 lines
3.7 KiB
Java
/*
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* Copyright (C) 2011 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.compat;
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import android.view.inputmethod.EditorInfo;
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import java.lang.reflect.Field;
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import java.util.Locale;
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public final class EditorInfoCompatUtils {
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// Note that EditorInfo.IME_FLAG_FORCE_ASCII has been introduced
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// in API level 16 (Build.VERSION_CODES.JELLY_BEAN).
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private static final Field FIELD_IME_FLAG_FORCE_ASCII = CompatUtils.getField(
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EditorInfo.class, "IME_FLAG_FORCE_ASCII");
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private static final Integer OBJ_IME_FLAG_FORCE_ASCII = (Integer) CompatUtils.getFieldValue(
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null /* receiver */, null /* defaultValue */, FIELD_IME_FLAG_FORCE_ASCII);
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private static final Field FIELD_HINT_LOCALES = CompatUtils.getField(
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EditorInfo.class, "hintLocales");
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private EditorInfoCompatUtils() {
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// This utility class is not publicly instantiable.
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}
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public static boolean hasFlagForceAscii(final int imeOptions) {
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if (OBJ_IME_FLAG_FORCE_ASCII == null) return false;
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return (imeOptions & OBJ_IME_FLAG_FORCE_ASCII) != 0;
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}
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public static String imeActionName(final int imeOptions) {
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final int actionId = imeOptions & EditorInfo.IME_MASK_ACTION;
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switch (actionId) {
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case EditorInfo.IME_ACTION_UNSPECIFIED:
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return "actionUnspecified";
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case EditorInfo.IME_ACTION_NONE:
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return "actionNone";
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case EditorInfo.IME_ACTION_GO:
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return "actionGo";
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case EditorInfo.IME_ACTION_SEARCH:
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return "actionSearch";
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case EditorInfo.IME_ACTION_SEND:
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return "actionSend";
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case EditorInfo.IME_ACTION_NEXT:
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return "actionNext";
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case EditorInfo.IME_ACTION_DONE:
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return "actionDone";
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case EditorInfo.IME_ACTION_PREVIOUS:
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return "actionPrevious";
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default:
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return "actionUnknown(" + actionId + ")";
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}
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}
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public static String imeOptionsName(final int imeOptions) {
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final String action = imeActionName(imeOptions);
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final StringBuilder flags = new StringBuilder();
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if ((imeOptions & EditorInfo.IME_FLAG_NO_ENTER_ACTION) != 0) {
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flags.append("flagNoEnterAction|");
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}
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if ((imeOptions & EditorInfo.IME_FLAG_NAVIGATE_NEXT) != 0) {
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flags.append("flagNavigateNext|");
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}
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if ((imeOptions & EditorInfo.IME_FLAG_NAVIGATE_PREVIOUS) != 0) {
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flags.append("flagNavigatePrevious|");
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}
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if (hasFlagForceAscii(imeOptions)) {
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flags.append("flagForceAscii|");
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}
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return (action != null) ? flags + action : flags.toString();
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}
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public static Locale getPrimaryHintLocale(final EditorInfo editorInfo) {
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if (editorInfo == null) {
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return null;
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}
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final Object localeList = CompatUtils.getFieldValue(editorInfo, null, FIELD_HINT_LOCALES);
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if (localeList == null) {
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return null;
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}
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if (LocaleListCompatUtils.isEmpty(localeList)) {
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return null;
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}
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return LocaleListCompatUtils.get(localeList, 0);
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}
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}
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