2 * Copyright (C) 2008 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 package com.android.settings;
19 import android.app.Activity;
20 import android.content.ComponentName;
21 import android.content.Intent;
22 import android.content.pm.PackageManager;
23 import android.content.pm.ResolveInfo;
24 import android.os.Build;
25 import android.os.Bundle;
26 import android.os.SystemClock;
27 import android.os.SystemProperties;
28 import android.preference.Preference;
29 import android.preference.PreferenceGroup;
30 import android.preference.PreferenceScreen;
31 import android.provider.Settings;
32 import android.util.Log;
34 import java.io.BufferedReader;
35 import java.io.FileReader;
36 import java.io.IOException;
37 import java.util.List;
38 import java.util.regex.Matcher;
39 import java.util.regex.Pattern;
41 public class DeviceInfoSettings extends SettingsPreferenceFragment {
42 private static final String TAG = "DeviceInfoSettings";
44 private static final String KEY_CONTAINER = "container";
45 private static final String KEY_TEAM = "team";
46 private static final String KEY_CONTRIBUTORS = "contributors";
47 private static final String KEY_TERMS = "terms";
48 private static final String KEY_LICENSE = "license";
49 private static final String KEY_COPYRIGHT = "copyright";
50 private static final String KEY_SYSTEM_UPDATE_SETTINGS = "system_update_settings";
51 private static final String PROPERTY_URL_SAFETYLEGAL = "ro.url.safetylegal";
53 long[] mHits = new long[3];
56 public void onCreate(Bundle icicle) {
57 super.onCreate(icicle);
59 addPreferencesFromResource(R.xml.device_info_settings);
61 // If we don't have an IME tutorial, remove that option
62 String currentIme = Settings.Secure.getString(getContentResolver(),
63 Settings.Secure.DEFAULT_INPUT_METHOD);
64 ComponentName component = ComponentName.unflattenFromString(currentIme);
65 Intent imeIntent = new Intent(component.getPackageName() + ".tutorial");
66 PackageManager pm = getPackageManager();
67 List<ResolveInfo> tutorials = pm.queryIntentActivities(imeIntent, 0);
68 if(tutorials == null || tutorials.isEmpty()) {
69 getPreferenceScreen().removePreference(findPreference("system_tutorial"));
72 setStringSummary("firmware_version", Build.VERSION.RELEASE);
73 findPreference("firmware_version").setEnabled(true);
74 setValueSummary("baseband_version", "gsm.version.baseband");
75 setStringSummary("device_model", Build.MODEL);
76 setStringSummary("build_number", Build.DISPLAY);
77 findPreference("kernel_version").setSummary(getFormattedKernelVersion());
79 // Remove Safety information preference if PROPERTY_URL_SAFETYLEGAL is not set
80 removePreferenceIfPropertyMissing(getPreferenceScreen(), "safetylegal",
81 PROPERTY_URL_SAFETYLEGAL);
84 * Settings is a generic app and should not contain any device-specific
87 final Activity act = getActivity();
88 // These are contained in the "container" preference group
89 PreferenceGroup parentPreference = (PreferenceGroup) findPreference(KEY_CONTAINER);
90 Utils.updatePreferenceToSpecificActivityOrRemove(act, parentPreference, KEY_TERMS,
91 Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
92 Utils.updatePreferenceToSpecificActivityOrRemove(act, parentPreference, KEY_LICENSE,
93 Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
94 Utils.updatePreferenceToSpecificActivityOrRemove(act, parentPreference, KEY_COPYRIGHT,
95 Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
96 Utils.updatePreferenceToSpecificActivityOrRemove(act, parentPreference, KEY_TEAM,
97 Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
99 // These are contained by the root preference screen
100 parentPreference = getPreferenceScreen();
101 Utils.updatePreferenceToSpecificActivityOrRemove(act, parentPreference,
102 KEY_SYSTEM_UPDATE_SETTINGS,
103 Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
104 Utils.updatePreferenceToSpecificActivityOrRemove(act, parentPreference, KEY_CONTRIBUTORS,
105 Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
109 public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
110 if (preference.getKey().equals("firmware_version")) {
111 System.arraycopy(mHits, 1, mHits, 0, mHits.length-1);
112 mHits[mHits.length-1] = SystemClock.uptimeMillis();
113 if (mHits[0] >= (SystemClock.uptimeMillis()-500)) {
114 Intent intent = new Intent(Intent.ACTION_MAIN);
115 intent.setClassName("android",
116 com.android.internal.app.PlatLogoActivity.class.getName());
118 startActivity(intent);
119 } catch (Exception e) {
123 return super.onPreferenceTreeClick(preferenceScreen, preference);
126 private void removePreferenceIfPropertyMissing(PreferenceGroup preferenceGroup,
127 String preference, String property ) {
128 if (SystemProperties.get(property).equals(""))
130 // Property is missing so remove preference from group
132 preferenceGroup.removePreference(findPreference(preference));
133 } catch (RuntimeException e) {
134 Log.d(TAG, "Property '" + property + "' missing and no '"
135 + preference + "' preference");
140 private void setStringSummary(String preference, String value) {
142 findPreference(preference).setSummary(value);
143 } catch (RuntimeException e) {
144 findPreference(preference).setSummary(
145 getResources().getString(R.string.device_info_default));
149 private void setValueSummary(String preference, String property) {
151 findPreference(preference).setSummary(
152 SystemProperties.get(property,
153 getResources().getString(R.string.device_info_default)));
154 } catch (RuntimeException e) {
159 private String getFormattedKernelVersion() {
160 String procVersionStr;
163 BufferedReader reader = new BufferedReader(new FileReader("/proc/version"), 256);
165 procVersionStr = reader.readLine();
170 final String PROC_VERSION_REGEX =
171 "\\w+\\s+" + /* ignore: Linux */
172 "\\w+\\s+" + /* ignore: version */
173 "([^\\s]+)\\s+" + /* group 1: 2.6.22-omap1 */
174 "\\(([^\\s@]+(?:@[^\\s.]+)?)[^)]*\\)\\s+" + /* group 2: (xxxxxx@xxxxx.constant) */
175 "\\((?:[^(]*\\([^)]*\\))?[^)]*\\)\\s+" + /* ignore: (gcc ..) */
176 "([^\\s]+)\\s+" + /* group 3: #26 */
177 "(?:PREEMPT\\s+)?" + /* ignore: PREEMPT (optional) */
178 "(.+)"; /* group 4: date */
180 Pattern p = Pattern.compile(PROC_VERSION_REGEX);
181 Matcher m = p.matcher(procVersionStr);
184 Log.e(TAG, "Regex did not match on /proc/version: " + procVersionStr);
185 return "Unavailable";
186 } else if (m.groupCount() < 4) {
187 Log.e(TAG, "Regex match on /proc/version only returned " + m.groupCount()
189 return "Unavailable";
191 return (new StringBuilder(m.group(1)).append("\n").append(
192 m.group(2)).append(" ").append(m.group(3)).append("\n")
193 .append(m.group(4))).toString();
195 } catch (IOException e) {
197 "IO Exception when getting kernel version for Device Info screen",
200 return "Unavailable";