auto import from //depot/cupcake/@135843

src/com/android/settings/DeviceInfoSettings.java

@@ -0,0 +1,153 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings;
+
+import android.content.Intent;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.os.Build;
+import android.os.Bundle;
+import android.os.SystemProperties;
+import android.preference.Preference;
+import android.preference.PreferenceActivity;
+import android.preference.PreferenceGroup;
+import android.util.Config;
+import android.util.Log;
+
+import java.io.BufferedReader;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class DeviceInfoSettings extends PreferenceActivity {
+
+    private static final String TAG = "DeviceInfoSettings";
+    private static final boolean LOGD = false || Config.LOGD;
+
+    private static final String KEY_CONTAINER = "container";
+    private static final String KEY_TEAM = "team";
+    private static final String KEY_CONTRIBUTORS = "contributors";
+    private static final String KEY_TERMS = "terms";
+    private static final String KEY_LICENSE = "license";
+    private static final String KEY_COPYRIGHT = "copyright";
+    private static final String KEY_SYSTEM_UPDATE_SETTINGS = "system_update_settings";
+    
+    @Override
+    protected void onCreate(Bundle icicle) {
+        super.onCreate(icicle);
+        
+        addPreferencesFromResource(R.xml.device_info_settings);
+       
+        setStringSummary("firmware_version", Build.VERSION.RELEASE);
+        setValueSummary("baseband_version", "gsm.version.baseband");
+        setStringSummary("device_model", Build.MODEL);
+        setStringSummary("build_number", Build.DISPLAY);
+        findPreference("kernel_version").setSummary(getFormattedKernelVersion());
+
+        /*
+         * Settings is a generic app and should not contain any device-specific
+         * info.
+         */
+        
+        // These are contained in the "container" preference group
+        PreferenceGroup parentPreference = (PreferenceGroup) findPreference(KEY_CONTAINER);
+        Utils.updatePreferenceToSpecificActivityOrRemove(this, parentPreference, KEY_TERMS,
+                Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
+        Utils.updatePreferenceToSpecificActivityOrRemove(this, parentPreference, KEY_LICENSE,
+                Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
+        Utils.updatePreferenceToSpecificActivityOrRemove(this, parentPreference, KEY_COPYRIGHT,
+                Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
+        Utils.updatePreferenceToSpecificActivityOrRemove(this, parentPreference, KEY_TEAM,
+                Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
+        
+        // These are contained by the root preference screen
+        parentPreference = getPreferenceScreen();
+        Utils.updatePreferenceToSpecificActivityOrRemove(this, parentPreference,
+                KEY_SYSTEM_UPDATE_SETTINGS,
+                Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
+        Utils.updatePreferenceToSpecificActivityOrRemove(this, parentPreference, KEY_CONTRIBUTORS,
+                Utils.UPDATE_PREFERENCE_FLAG_SET_TITLE_TO_MATCHING_ACTIVITY);
+    }
+    
+    private void setStringSummary(String preference, String value) {
+        try {
+            findPreference(preference).setSummary(value);
+        } catch (RuntimeException e) {
+            findPreference(preference).setSummary(
+                getResources().getString(R.string.device_info_default));
+        }
+    }
+    
+    private void setValueSummary(String preference, String property) {
+        try {
+            findPreference(preference).setSummary(
+                    SystemProperties.get(property, 
+                            getResources().getString(R.string.device_info_default)));
+        } catch (RuntimeException e) {
+
+        }
+    }
+
+    private String getFormattedKernelVersion() {
+        String procVersionStr;
+
+        try {
+            BufferedReader reader = new BufferedReader(new FileReader("/proc/version"), 256);
+            try {
+                procVersionStr = reader.readLine();
+            } finally {
+                reader.close();
+            }
+
+            final String PROC_VERSION_REGEX =
+                "\\w+\\s+" + /* ignore: Linux */
+                "\\w+\\s+" + /* ignore: version */
+                "([^\\s]+)\\s+" + /* group 1: 2.6.22-omap1 */
+                "\\(([^\\s@]+(?:@[^\\s.]+)?)[^)]*\\)\\s+" + /* group 2: (xxxxxx@xxxxx.constant) */
+                "\\([^)]+\\)\\s+" + /* ignore: (gcc ..) */
+                "([^\\s]+)\\s+" + /* group 3: #26 */
+                "(?:PREEMPT\\s+)?" + /* ignore: PREEMPT (optional) */
+                "(.+)"; /* group 4: date */
+
+            Pattern p = Pattern.compile(PROC_VERSION_REGEX);
+            Matcher m = p.matcher(procVersionStr);
+
+            if (!m.matches()) {
+                Log.e(TAG, "Regex did not match on /proc/version: " + procVersionStr);
+                return "Unavailable";
+            } else if (m.groupCount() < 4) {
+                Log.e(TAG, "Regex match on /proc/version only returned " + m.groupCount()
+                        + " groups");
+                return "Unavailable";
+            } else {
+                return (new StringBuilder(m.group(1)).append("\n").append(
+                        m.group(2)).append(" ").append(m.group(3)).append("\n")
+                        .append(m.group(4))).toString();
+            }
+        } catch (IOException e) {  
+            Log.e(TAG,
+                "IO Exception when getting kernel version for Device Info screen",
+                e);
+
+            return "Unavailable";
+        }
+    }
+
+}