Fix issue #7318666: hide developer options from user build

Change-Id: I4c5a66bd5f4d3fc36d439228a7a276d694291606

1 files changed, 44 insertions, 5 deletions

diff --git a/src/com/android/settings/DeviceInfoSettings.java b/src/com/android/settings/DeviceInfoSettings.java
index 5f35871..f113da1 100644
--- a/src/com/android/settings/DeviceInfoSettings.java
+++ b/src/com/android/settings/DeviceInfoSettings.java
@@ -17,10 +17,8 @@
 package com.android.settings;
 
 import android.app.Activity;
-import android.content.ComponentName;
+import android.content.Context;
 import android.content.Intent;
-import android.content.pm.PackageManager;
-import android.content.pm.ResolveInfo;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.SELinux;
@@ -30,13 +28,12 @@ import android.os.UserHandle;
 import android.preference.Preference;
 import android.preference.PreferenceGroup;
 import android.preference.PreferenceScreen;
-import android.provider.Settings;
 import android.util.Log;
+import android.widget.Toast;
 
 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;
 
@@ -68,6 +65,8 @@ public class DeviceInfoSettings extends SettingsPreferenceFragment {
     private static final String PROPERTY_EQUIPMENT_ID = "ro.ril.fccid";
 
     long[] mHits = new long[3];
+    int mDevHitCountdown;
+    Toast mDevHitToast;
 
     @Override
     public void onCreate(Bundle icicle) {
@@ -82,6 +81,7 @@ public class DeviceInfoSettings extends SettingsPreferenceFragment {
         setValueSummary(KEY_EQUIPMENT_ID, PROPERTY_EQUIPMENT_ID);
         setStringSummary(KEY_DEVICE_MODEL, Build.MODEL);
         setStringSummary(KEY_BUILD_NUMBER, Build.DISPLAY);
+        findPreference(KEY_BUILD_NUMBER).setEnabled(true);
         findPreference(KEY_KERNEL_VERSION).setSummary(getFormattedKernelVersion());
 
         if (!SELinux.isSELinuxEnabled()) {
@@ -148,6 +148,15 @@ public class DeviceInfoSettings extends SettingsPreferenceFragment {
     }
 
     @Override
+    public void onResume() {
+        super.onResume();
+        mDevHitCountdown = getActivity().getSharedPreferences(DevelopmentSettings.PREF_FILE,
+                Context.MODE_PRIVATE).getBoolean(DevelopmentSettings.PREF_SHOW,
+                        android.os.Build.TYPE.equals("eng")) ? -1 : 7;
+        mDevHitToast = null;
+    }
+
+    @Override
     public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
         if (preference.getKey().equals(KEY_FIRMWARE_VERSION)) {
             System.arraycopy(mHits, 1, mHits, 0, mHits.length-1);
@@ -162,6 +171,36 @@ public class DeviceInfoSettings extends SettingsPreferenceFragment {
                     Log.e(LOG_TAG, "Unable to start activity " + intent.toString());
                 }
             }
+        } else if (preference.getKey().equals(KEY_BUILD_NUMBER)) {
+            if (mDevHitCountdown > 0) {
+                mDevHitCountdown--;
+                if (mDevHitCountdown == 0) {
+                    getActivity().getSharedPreferences(DevelopmentSettings.PREF_FILE,
+                            Context.MODE_PRIVATE).edit().putBoolean(
+                                    DevelopmentSettings.PREF_SHOW, true).apply();
+                    if (mDevHitToast != null) {
+                        mDevHitToast.cancel();
+                    }
+                    mDevHitToast = Toast.makeText(getActivity(), R.string.show_dev_on,
+                            Toast.LENGTH_LONG);
+                    mDevHitToast.show();
+                } else if (mDevHitCountdown > 0) {
+                    if (mDevHitToast != null) {
+                        mDevHitToast.cancel();
+                    }
+                    mDevHitToast = Toast.makeText(getActivity(), getResources().getString(
+                            R.string.show_dev_countdown, mDevHitCountdown),
+                            Toast.LENGTH_SHORT);
+                    mDevHitToast.show();
+                }
+            } else if (mDevHitCountdown < 0) {
+                if (mDevHitToast != null) {
+                    mDevHitToast.cancel();
+                }
+                mDevHitToast = Toast.makeText(getActivity(), R.string.show_dev_already,
+                        Toast.LENGTH_LONG);
+                mDevHitToast.show();
+            }
         }
         return super.onPreferenceTreeClick(preferenceScreen, preference);
     }