1/*
2 * Copyright (C) 2013 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.inputmethod.latin.utils;
18
19import android.content.Intent;
20import android.text.TextUtils;
21
22public final class IntentUtils {
23    private static final String EXTRA_INPUT_METHOD_ID = "input_method_id";
24    // TODO: Can these be constants instead of literal String constants?
25    private static final String INPUT_METHOD_SUBTYPE_SETTINGS =
26            "android.settings.INPUT_METHOD_SUBTYPE_SETTINGS";
27
28    private IntentUtils() {
29        // This utility class is not publicly instantiable.
30    }
31
32    public static Intent getInputLanguageSelectionIntent(final String inputMethodId,
33            final int flagsForSubtypeSettings) {
34        // Refer to android.provider.Settings.ACTION_INPUT_METHOD_SUBTYPE_SETTINGS
35        final String action = INPUT_METHOD_SUBTYPE_SETTINGS;
36        final Intent intent = new Intent(action);
37        if (!TextUtils.isEmpty(inputMethodId)) {
38            intent.putExtra(EXTRA_INPUT_METHOD_ID, inputMethodId);
39        }
40        if (flagsForSubtypeSettings > 0) {
41            intent.setFlags(flagsForSubtypeSettings);
42        }
43        return intent;
44    }
45}
46