1 /*
2  * Copyright (C) 2010 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 
17 package com.android.settings.inputmethod;
18 
19 import android.app.settings.SettingsEnums;
20 import android.content.Context;
21 import android.content.Intent;
22 import android.os.Bundle;
23 import android.text.TextUtils;
24 
25 import com.android.settings.R;
26 import com.android.settings.dashboard.DashboardFragment;
27 
28 public class InputMethodAndSubtypeEnabler extends DashboardFragment {
29 
30     private static final String TAG = "InputMethodAndSubtypeEnabler";
31 
32     @Override
getMetricsCategory()33     public int getMetricsCategory() {
34         return SettingsEnums.INPUTMETHOD_SUBTYPE_ENABLER;
35     }
36 
37     @Override
getPreferenceScreenResId()38     protected int getPreferenceScreenResId() {
39         return R.xml.input_methods_subtype;
40     }
41 
42     @Override
getLogTag()43     protected String getLogTag() {
44         return TAG;
45     }
46 
47     @Override
onAttach(Context context)48     public void onAttach(Context context) {
49         super.onAttach(context);
50 
51         // Input method id should be available from an Intent when this preference is launched as a
52         // single Activity (see InputMethodAndSubtypeEnablerActivity). It should be available
53         // from a preference argument when the preference is launched as a part of the other
54         // Activity (like a right pane of 2-pane Settings app)
55         final String targetImi = getStringExtraFromIntentOrArguments(
56                 android.provider.Settings.EXTRA_INPUT_METHOD_ID);
57 
58         use(InputMethodAndSubtypePreferenceController.class).initialize(this /* fragment */,
59                 targetImi);
60     }
61 
getStringExtraFromIntentOrArguments(final String name)62     private String getStringExtraFromIntentOrArguments(final String name) {
63         final Intent intent = getActivity().getIntent();
64         final String fromIntent = intent.getStringExtra(name);
65         if (fromIntent != null) {
66             return fromIntent;
67         }
68         final Bundle arguments = getArguments();
69         return (arguments == null) ? null : arguments.getString(name);
70     }
71 
72     @Override
onActivityCreated(final Bundle icicle)73     public void onActivityCreated(final Bundle icicle) {
74         super.onActivityCreated(icicle);
75         final String title = getStringExtraFromIntentOrArguments(Intent.EXTRA_TITLE);
76         if (!TextUtils.isEmpty(title)) {
77             getActivity().setTitle(title);
78         }
79     }
80 }
81