src/com/android/settings/DevelopmentSettings.java

   1 /*
   2  * Copyright (C) 2008 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;
  18
  19 import android.app.AlertDialog;
  20 import android.content.DialogInterface;
  21 import android.os.BatteryManager;
  22 import android.os.Bundle;
  23 import android.os.SystemProperties;
  24 import android.preference.Preference;
  25 import android.preference.PreferenceActivity;
  26 import android.preference.PreferenceScreen;
  27 import android.preference.CheckBoxPreference;
  28 import android.provider.Settings;
  29 import android.text.TextUtils;
  30
  31 /*
  32  * Displays preferences for application developers.
  33  */
  34 public class DevelopmentSettings extends PreferenceActivity
  35         implements DialogInterface.OnClickListener, DialogInterface.OnDismissListener {
  36
  37     private static final String ENABLE_ADB = "enable_adb";
  38     private static final String KEEP_SCREEN_ON = "keep_screen_on";
  39     private static final String ALLOW_MOCK_LOCATION = "allow_mock_location";
  40
  41     private CheckBoxPreference mEnableAdb;
  42     private CheckBoxPreference mKeepScreenOn;
  43     private CheckBoxPreference mAllowMockLocation;
  44
  45     // To track whether Yes was clicked in the adb warning dialog
  46     private boolean mOkClicked;
  47
  48     @Override
  49     protected void onCreate(Bundle icicle) {
  50         super.onCreate(icicle);
  51
  52         addPreferencesFromResource(R.xml.development_prefs);
  53
  54         mEnableAdb = (CheckBoxPreference) findPreference(ENABLE_ADB);
  55         mKeepScreenOn = (CheckBoxPreference) findPreference(KEEP_SCREEN_ON);
  56         mAllowMockLocation = (CheckBoxPreference) findPreference(ALLOW_MOCK_LOCATION);
  57     }
  58
  59     @Override
  60     protected void onResume() {
  61         super.onResume();
  62
  63         mEnableAdb.setChecked(Settings.Secure.getInt(getContentResolver(),
  64                 Settings.Secure.ADB_ENABLED, 0) != 0);
  65         mKeepScreenOn.setChecked(Settings.System.getInt(getContentResolver(),
  66                 Settings.System.STAY_ON_WHILE_PLUGGED_IN, 0) != 0);
  67         mAllowMockLocation.setChecked(Settings.Secure.getInt(getContentResolver(),
  68                 Settings.Secure.ALLOW_MOCK_LOCATION, 0) != 0);
  69     }
  70
  71     @Override
  72     public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
  73
  74         // Those monkeys kept committing suicide, so we add this property
  75         // to disable this functionality
  76         if (!TextUtils.isEmpty(SystemProperties.get("ro.monkey"))) {
  77             return false;
  78         }
  79
  80         if (preference == mEnableAdb) {
  81             if (mEnableAdb.isChecked()) {
  82                 mOkClicked = false;
  83                 new AlertDialog.Builder(this).setMessage(
  84                         getResources().getString(R.string.adb_warning_message))
  85                         .setTitle(R.string.adb_warning_title)
  86                         .setIcon(android.R.drawable.ic_dialog_alert)
  87                         .setPositiveButton(android.R.string.yes, this)
  88                         .setNegativeButton(android.R.string.no, this)
  89                         .show()
  90                         .setOnDismissListener(this);
  91             } else {
  92                 Settings.Secure.putInt(getContentResolver(), Settings.Secure.ADB_ENABLED, 0);
  93             }
  94         } else if (preference == mKeepScreenOn) {
  95             Settings.System.putInt(getContentResolver(), Settings.System.STAY_ON_WHILE_PLUGGED_IN,
  96                     mKeepScreenOn.isChecked() ?
  97                     (BatteryManager.BATTERY_PLUGGED_AC | BatteryManager.BATTERY_PLUGGED_USB) : 0);
  98         } else if (preference == mAllowMockLocation) {
  99             Settings.Secure.putInt(getContentResolver(), Settings.Secure.ALLOW_MOCK_LOCATION,
 100                     mAllowMockLocation.isChecked() ? 1 : 0);
 101         }
 102
 103         return false;
 104     }
 105
 106     public void onClick(DialogInterface dialog, int which) {
 107         if (which == DialogInterface.BUTTON_POSITIVE) {
 108             mOkClicked = true;
 109             Settings.Secure.putInt(getContentResolver(), Settings.Secure.ADB_ENABLED, 1);
 110         } else {
 111             // Reset the toggle
 112             mEnableAdb.setChecked(false);
 113         }
 114     }
 115
 116     public void onDismiss(DialogInterface dialog) {
 117         // Assuming that onClick gets called first
 118         if (!mOkClicked) {
 119             mEnableAdb.setChecked(false);
 120         }
 121     }
 122 }