1 /*
2  * Copyright (C) 2012 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.inputmethod.latin.settings;
18 
19 import com.android.inputmethod.latin.permissions.PermissionsManager;
20 import com.android.inputmethod.latin.utils.FragmentUtils;
21 import com.android.inputmethod.latin.utils.StatsUtils;
22 import com.android.inputmethod.latin.utils.StatsUtilsManager;
23 
24 import android.app.ActionBar;
25 import android.content.Intent;
26 import android.os.Bundle;
27 import android.preference.PreferenceActivity;
28 import android.support.v4.app.ActivityCompat;
29 import android.view.MenuItem;
30 
31 public final class SettingsActivity extends PreferenceActivity
32         implements ActivityCompat.OnRequestPermissionsResultCallback {
33     private static final String DEFAULT_FRAGMENT = SettingsFragment.class.getName();
34 
35     public static final String EXTRA_SHOW_HOME_AS_UP = "show_home_as_up";
36     public static final String EXTRA_ENTRY_KEY = "entry";
37     public static final String EXTRA_ENTRY_VALUE_LONG_PRESS_COMMA = "long_press_comma";
38     public static final String EXTRA_ENTRY_VALUE_APP_ICON = "app_icon";
39     public static final String EXTRA_ENTRY_VALUE_NOTICE_DIALOG = "important_notice";
40     public static final String EXTRA_ENTRY_VALUE_SYSTEM_SETTINGS = "system_settings";
41 
42     private boolean mShowHomeAsUp;
43 
44     @Override
onCreate(final Bundle savedState)45     protected void onCreate(final Bundle savedState) {
46         super.onCreate(savedState);
47         final ActionBar actionBar = getActionBar();
48         final Intent intent = getIntent();
49         if (actionBar != null) {
50             mShowHomeAsUp = intent.getBooleanExtra(EXTRA_SHOW_HOME_AS_UP, true);
51             actionBar.setDisplayHomeAsUpEnabled(mShowHomeAsUp);
52             actionBar.setHomeButtonEnabled(mShowHomeAsUp);
53         }
54         StatsUtils.onSettingsActivity(
55                 intent.hasExtra(EXTRA_ENTRY_KEY) ? intent.getStringExtra(EXTRA_ENTRY_KEY)
56                         : EXTRA_ENTRY_VALUE_SYSTEM_SETTINGS);
57     }
58 
59     @Override
onOptionsItemSelected(final MenuItem item)60     public boolean onOptionsItemSelected(final MenuItem item) {
61         if (mShowHomeAsUp && item.getItemId() == android.R.id.home) {
62             finish();
63             return true;
64         }
65         return super.onOptionsItemSelected(item);
66     }
67 
68     @Override
getIntent()69     public Intent getIntent() {
70         final Intent intent = super.getIntent();
71         final String fragment = intent.getStringExtra(EXTRA_SHOW_FRAGMENT);
72         if (fragment == null) {
73             intent.putExtra(EXTRA_SHOW_FRAGMENT, DEFAULT_FRAGMENT);
74         }
75         intent.putExtra(EXTRA_NO_HEADERS, true);
76         return intent;
77     }
78 
79     @Override
isValidFragment(final String fragmentName)80     public boolean isValidFragment(final String fragmentName) {
81         return FragmentUtils.isValidFragment(fragmentName);
82     }
83 
84     @Override
onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults)85     public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
86         PermissionsManager.get(this).onRequestPermissionsResult(requestCode, permissions, grantResults);
87     }
88 }
89