107 lines
3.9 KiB
Java
107 lines
3.9 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.content.Intent;
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import android.text.TextUtils;
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import android.util.Log;
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.util.ArrayList;
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import java.util.List;
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public class CompatUtils {
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private static final String TAG = CompatUtils.class.getSimpleName();
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private static final String EXTRA_INPUT_METHOD_ID = "input_method_id";
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// TODO: Can these be constants instead of literal String constants?
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private static final String INPUT_METHOD_SUBTYPE_SETTINGS =
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"android.settings.INPUT_METHOD_SUBTYPE_SETTINGS";
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private static final String INPUT_LANGUAGE_SELECTION =
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"com.android.inputmethod.latin.INPUT_LANGUAGE_SELECTION";
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public static Intent getInputLanguageSelectionIntent(String inputMethodId,
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int flagsForSubtypeSettings) {
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final String action;
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Intent intent;
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if (android.os.Build.VERSION.SDK_INT
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>= /* android.os.Build.VERSION_CODES.HONEYCOMB */ 11) {
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// Refer to android.provider.Settings.ACTION_INPUT_METHOD_SUBTYPE_SETTINGS
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action = INPUT_METHOD_SUBTYPE_SETTINGS;
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intent = new Intent(action);
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if (!TextUtils.isEmpty(inputMethodId)) {
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intent.putExtra(EXTRA_INPUT_METHOD_ID, inputMethodId);
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}
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if (flagsForSubtypeSettings > 0) {
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intent.setFlags(flagsForSubtypeSettings);
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}
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} else {
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action = INPUT_LANGUAGE_SELECTION;
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intent = new Intent(action);
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}
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return intent;
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}
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public static Class<?> getClass(String className) {
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try {
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return Class.forName(className);
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} catch (ClassNotFoundException e) {
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return null;
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}
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}
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public static Method getMethod(Class<?> targetClass, String name,
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Class<?>... parameterTypes) {
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try {
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return targetClass.getMethod(name, parameterTypes);
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} catch (SecurityException e) {
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// ignore
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return null;
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} catch (NoSuchMethodException e) {
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// ignore
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return null;
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}
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}
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public static Object invoke(
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Object receiver, Object defaultValue, Method method, Object... args) {
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if (receiver == null || method == null) return defaultValue;
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try {
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return method.invoke(receiver, args);
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} catch (IllegalArgumentException e) {
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Log.e(TAG, "Exception in invoke: IllegalArgmentException");
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return defaultValue;
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} catch (IllegalAccessException e) {
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Log.e(TAG, "Exception in invoke: IllegalAccessException");
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return defaultValue;
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} catch (InvocationTargetException e) {
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Log.e(TAG, "Exception in invoke: IllegalTargetException");
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return defaultValue;
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}
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}
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public static List<InputMethodSubtypeCompatWrapper> copyInputMethodSubtypeListToWrapper(
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Object listObject) {
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if (!(listObject instanceof List<?>)) return null;
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final List<InputMethodSubtypeCompatWrapper> subtypes =
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new ArrayList<InputMethodSubtypeCompatWrapper>();
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for (Object o: (List<?>)listObject) {
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subtypes.add(new InputMethodSubtypeCompatWrapper(o));
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}
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return subtypes;
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}
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}
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