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Commit 16645966 authored by Yohei Yukawa's avatar Yohei Yukawa
Browse files

Support EditorInfo#hintLocales in compat library. 

This CL updates LatinIME's compatibility library so that we can access
EditorInfo#hintLocales without directly depending on unreleased SDK.

Bug: 22859862
Change-Id: I4ba7d294bc314002c3abf8842f097a4249783364
parent 995ce455

java/src/com/android/inputmethod/compat/EditorInfoCompatUtils.java

+14 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ package com.android.inputmethod.compat; 
import android.view.inputmethod.EditorInfo;



import java.lang.reflect.Field;

import java.util.Locale;



public final class EditorInfoCompatUtils {

    // Note that EditorInfo.IME_FLAG_FORCE_ASCII has been introduced
@@ -27,6 +28,8 @@ public final class EditorInfoCompatUtils { 
            EditorInfo.class, "IME_FLAG_FORCE_ASCII");

    private static final Integer OBJ_IME_FLAG_FORCE_ASCII = (Integer) CompatUtils.getFieldValue(

            null /* receiver */, null /* defaultValue */, FIELD_IME_FLAG_FORCE_ASCII);

    private static final Field FIELD_HINT_LOCALES = CompatUtils.getField(

            EditorInfo.class, "hintLocales");



    private EditorInfoCompatUtils() {

        // This utility class is not publicly instantiable.
@@ -78,4 +81,15 @@ public final class EditorInfoCompatUtils { 
        }

        return (action != null) ? flags + action : flags.toString();

    }



    public static Locale getPrimaryHintLocale(final EditorInfo editorInfo) {

        if (editorInfo == null) {

            return null;

        }

        final Object localeList = CompatUtils.getFieldValue(editorInfo, null, FIELD_HINT_LOCALES);

        if (localeList == null) {

            return null;

        }

        return LocaleListCompatUtils.getPrimary(localeList);

    }

}

java/src/com/android/inputmethod/compat/LocaleListCompatUtils.java

0 → 100644
+34 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2016 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.compat;



import java.lang.reflect.Method;

import java.util.Locale;



public final class LocaleListCompatUtils {

    private static final Class CLASS_LocaleList = CompatUtils.getClass("android.util.LocaleList");

    private static final Method METHOD_getPrimary =

            CompatUtils.getMethod(CLASS_LocaleList, "getPrimary");



    private LocaleListCompatUtils() {

        // This utility class is not publicly instantiable.

    }



    public static Locale getPrimary(final Object localeList) {

        return (Locale) CompatUtils.invoke(localeList, null, METHOD_getPrimary);

    }

}