/*
* 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.app.ActivityManagerNative;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.backup.IBackupManager;
import android.content.ContentResolver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.VerifierDeviceIdentity;
import android.os.BatteryManager;
import android.os.Build;
import android.os.Bundle;
import android.os.IBinder;
import android.os.Parcel;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.os.StrictMode;
import android.os.SystemProperties;
import android.preference.CheckBoxPreference;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceFragment;
import android.preference.PreferenceScreen;
import android.preference.Preference.OnPreferenceChangeListener;
import android.provider.Settings;
import android.text.TextUtils;
import android.view.IWindowManager;
/*
* Displays preferences for application developers.
*/
public class DevelopmentSettings extends PreferenceFragment
implements DialogInterface.OnClickListener, DialogInterface.OnDismissListener,
OnPreferenceChangeListener {
private static final String ENABLE_ADB = "enable_adb";
private static final String VERIFIER_DEVICE_IDENTIFIER = "verifier_device_identifier";
private static final String KEEP_SCREEN_ON = "keep_screen_on";
private static final String ALLOW_MOCK_LOCATION = "allow_mock_location";
private static final String HDCP_CHECKING_KEY = "hdcp_checking";
private static final String HDCP_CHECKING_PROPERTY = "persist.sys.hdcp_checking";
private static final String LOCAL_BACKUP_PASSWORD = "local_backup_password";
private static final String HARDWARE_UI_PROPERTY = "persist.sys.ui.hw";
private static final String STRICT_MODE_KEY = "strict_mode";
private static final String POINTER_LOCATION_KEY = "pointer_location";
private static final String SHOW_TOUCHES_KEY = "show_touches";
private static final String SHOW_SCREEN_UPDATES_KEY = "show_screen_updates";
private static final String SHOW_CPU_USAGE_KEY = "show_cpu_usage";
private static final String FORCE_HARDWARE_UI_KEY = "force_hw_ui";
private static final String WINDOW_ANIMATION_SCALE_KEY = "window_animation_scale";
private static final String TRANSITION_ANIMATION_SCALE_KEY = "transition_animation_scale";
private static final String IMMEDIATELY_DESTROY_ACTIVITIES_KEY
= "immediately_destroy_activities";
private static final String APP_PROCESS_LIMIT_KEY = "app_process_limit";
private static final String SHOW_ALL_ANRS_KEY = "show_all_anrs";
private IWindowManager mWindowManager;
private IBackupManager mBackupManager;
private CheckBoxPreference mEnableAdb;
private CheckBoxPreference mKeepScreenOn;
private CheckBoxPreference mAllowMockLocation;
private PreferenceScreen mPassword;
private CheckBoxPreference mStrictMode;
private CheckBoxPreference mPointerLocation;
private CheckBoxPreference mShowTouches;
private CheckBoxPreference mShowScreenUpdates;
private CheckBoxPreference mShowCpuUsage;
private CheckBoxPreference mForceHardwareUi;
private ListPreference mWindowAnimationScale;
private ListPreference mTransitionAnimationScale;
private CheckBoxPreference mImmediatelyDestroyActivities;
private ListPreference mAppProcessLimit;
private CheckBoxPreference mShowAllANRs;
// To track whether Yes was clicked in the adb warning dialog
private boolean mOkClicked;
private Dialog mOkDialog;
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
mWindowManager = IWindowManager.Stub.asInterface(ServiceManager.getService("window"));
mBackupManager = IBackupManager.Stub.asInterface(
ServiceManager.getService(Context.BACKUP_SERVICE));
addPreferencesFromResource(R.xml.development_prefs);
mEnableAdb = (CheckBoxPreference) findPreference(ENABLE_ADB);
mKeepScreenOn = (CheckBoxPreference) findPreference(KEEP_SCREEN_ON);
mAllowMockLocation = (CheckBoxPreference) findPreference(ALLOW_MOCK_LOCATION);
mPassword = (PreferenceScreen) findPreference(LOCAL_BACKUP_PASSWORD);
mStrictMode = (CheckBoxPreference) findPreference(STRICT_MODE_KEY);
mPointerLocation = (CheckBoxPreference) findPreference(POINTER_LOCATION_KEY);
mShowTouches = (CheckBoxPreference) findPreference(SHOW_TOUCHES_KEY);
mShowScreenUpdates = (CheckBoxPreference) findPreference(SHOW_SCREEN_UPDATES_KEY);
mShowCpuUsage = (CheckBoxPreference) findPreference(SHOW_CPU_USAGE_KEY);
mForceHardwareUi = (CheckBoxPreference) findPreference(FORCE_HARDWARE_UI_KEY);
mWindowAnimationScale = (ListPreference) findPreference(WINDOW_ANIMATION_SCALE_KEY);
mWindowAnimationScale.setOnPreferenceChangeListener(this);
mTransitionAnimationScale = (ListPreference) findPreference(TRANSITION_ANIMATION_SCALE_KEY);
mTransitionAnimationScale.setOnPreferenceChangeListener(this);
mImmediatelyDestroyActivities = (CheckBoxPreference) findPreference(
IMMEDIATELY_DESTROY_ACTIVITIES_KEY);
mAppProcessLimit = (ListPreference) findPreference(APP_PROCESS_LIMIT_KEY);
mAppProcessLimit.setOnPreferenceChangeListener(this);
mShowAllANRs = (CheckBoxPreference) findPreference(
SHOW_ALL_ANRS_KEY);
final Preference verifierDeviceIdentifier = findPreference(VERIFIER_DEVICE_IDENTIFIER);
final PackageManager pm = getActivity().getPackageManager();
final VerifierDeviceIdentity verifierIndentity = pm.getVerifierDeviceIdentity();
if (verifierIndentity != null) {
verifierDeviceIdentifier.setSummary(verifierIndentity.toString());
}
removeHdcpOptionsForProduction();
}
private void removeHdcpOptionsForProduction() {
if ("user".equals(Build.TYPE)) {
Preference hdcpChecking = findPreference(HDCP_CHECKING_KEY);
if (hdcpChecking != null) {
// Remove the preference
getPreferenceScreen().removePreference(hdcpChecking);
}
}
}
@Override
public void onResume() {
super.onResume();
final ContentResolver cr = getActivity().getContentResolver();
mEnableAdb.setChecked(Settings.Secure.getInt(cr,
Settings.Secure.ADB_ENABLED, 0) != 0);
mKeepScreenOn.setChecked(Settings.System.getInt(cr,
Settings.System.STAY_ON_WHILE_PLUGGED_IN, 0) != 0);
mAllowMockLocation.setChecked(Settings.Secure.getInt(cr,
Settings.Secure.ALLOW_MOCK_LOCATION, 0) != 0);
updateHdcpValues();
updatePasswordSummary();
updateStrictModeVisualOptions();
updatePointerLocationOptions();
updateShowTouchesOptions();
updateFlingerOptions();
updateCpuUsageOptions();
updateHardwareUiOptions();
updateAnimationScaleOptions();
updateImmediatelyDestroyActivitiesOptions();
updateAppProcessLimitOptions();
updateShowAllANRsOptions();
}
private void updateHdcpValues() {
int index = 1; // Defaults to drm-only. Needs to match with R.array.hdcp_checking_values
ListPreference hdcpChecking = (ListPreference) findPreference(HDCP_CHECKING_KEY);
if (hdcpChecking != null) {
String currentValue = SystemProperties.get(HDCP_CHECKING_PROPERTY);
String[] values = getResources().getStringArray(R.array.hdcp_checking_values);
String[] summaries = getResources().getStringArray(R.array.hdcp_checking_summaries);
for (int i = 0; i < values.length; i++) {
if (currentValue.equals(values[i])) {
index = i;
break;
}
}
hdcpChecking.setValue(values[index]);
hdcpChecking.setSummary(summaries[index]);
hdcpChecking.setOnPreferenceChangeListener(this);
}
}
private void updatePasswordSummary() {
try {
if (mBackupManager.hasBackupPassword()) {
mPassword.setSummary(R.string.local_backup_password_summary_change);
} else {
mPassword.setSummary(R.string.local_backup_password_summary_none);
}
} catch (RemoteException e) {
// Not much we can do here
}
}
// Returns the current state of the system property that controls
// strictmode flashes. One of:
// 0: not explicitly set one way or another
// 1: on
// 2: off
private int currentStrictModeActiveIndex() {
if (TextUtils.isEmpty(SystemProperties.get(StrictMode.VISUAL_PROPERTY))) {
return 0;
}
boolean enabled = SystemProperties.getBoolean(StrictMode.VISUAL_PROPERTY, false);
return enabled ? 1 : 2;
}
private void writeStrictModeVisualOptions() {
try {
mWindowManager.setStrictModeVisualIndicatorPreference(mStrictMode.isChecked()
? "1" : "");
} catch (RemoteException e) {
}
}
private void updateStrictModeVisualOptions() {
mStrictMode.setChecked(currentStrictModeActiveIndex() == 1);
}
private void writePointerLocationOptions() {
Settings.System.putInt(getActivity().getContentResolver(),
Settings.System.POINTER_LOCATION, mPointerLocation.isChecked() ? 1 : 0);
}
private void updatePointerLocationOptions() {
mPointerLocation.setChecked(Settings.System.getInt(getActivity().getContentResolver(),
Settings.System.POINTER_LOCATION, 0) != 0);
}
private void writeShowTouchesOptions() {
Settings.System.putInt(getActivity().getContentResolver(),
Settings.System.SHOW_TOUCHES, mShowTouches.isChecked() ? 1 : 0);
}
private void updateShowTouchesOptions() {
mShowTouches.setChecked(Settings.System.getInt(getActivity().getContentResolver(),
Settings.System.SHOW_TOUCHES, 0) != 0);
}
private void updateFlingerOptions() {
// magic communication with surface flinger.
try {
IBinder flinger = ServiceManager.getService("SurfaceFlinger");
if (flinger != null) {
Parcel data = Parcel.obtain();
Parcel reply = Parcel.obtain();
data.writeInterfaceToken("android.ui.ISurfaceComposer");
flinger.transact(1010, data, reply, 0);
@SuppressWarnings("unused")
int showCpu = reply.readInt();
@SuppressWarnings("unused")
int enableGL = reply.readInt();
int showUpdates = reply.readInt();
mShowScreenUpdates.setChecked(showUpdates != 0);
@SuppressWarnings("unused")
int showBackground = reply.readInt();
reply.recycle();
data.recycle();
}
} catch (RemoteException ex) {
}
}
private void writeFlingerOptions() {
try {
IBinder flinger = ServiceManager.getService("SurfaceFlinger");
if (flinger != null) {
Parcel data = Parcel.obtain();
data.writeInterfaceToken("android.ui.ISurfaceComposer");
data.writeInt(mShowScreenUpdates.isChecked() ? 1 : 0);
flinger.transact(1002, data, null, 0);
data.recycle();
updateFlingerOptions();
}
} catch (RemoteException ex) {
}
}
private void updateHardwareUiOptions() {
mForceHardwareUi.setChecked(SystemProperties.getBoolean(HARDWARE_UI_PROPERTY, false));
}
private void writeHardwareUiOptions() {
SystemProperties.set(HARDWARE_UI_PROPERTY, mForceHardwareUi.isChecked() ? "true" : "false");
}
private void updateCpuUsageOptions() {
mShowCpuUsage.setChecked(Settings.System.getInt(getActivity().getContentResolver(),
Settings.System.SHOW_PROCESSES, 0) != 0);
}
private void writeCpuUsageOptions() {
boolean value = mShowCpuUsage.isChecked();
Settings.System.putInt(getActivity().getContentResolver(),
Settings.System.SHOW_PROCESSES, value ? 1 : 0);
Intent service = (new Intent())
.setClassName("com.android.systemui", "com.android.systemui.LoadAverageService");
if (value) {
getActivity().startService(service);
} else {
getActivity().stopService(service);
}
}
private void writeImmediatelyDestroyActivitiesOptions() {
try {
ActivityManagerNative.getDefault().setAlwaysFinish(
mImmediatelyDestroyActivities.isChecked());
} catch (RemoteException ex) {
}
}
private void updateImmediatelyDestroyActivitiesOptions() {
mImmediatelyDestroyActivities.setChecked(Settings.System.getInt(
getActivity().getContentResolver(), Settings.System.ALWAYS_FINISH_ACTIVITIES, 0) != 0);
}
private void updateAnimationScaleValue(int which, ListPreference pref) {
try {
float scale = mWindowManager.getAnimationScale(which);
CharSequence[] values = pref.getEntryValues();
for (int i=0; i<values.length; i++) {
float val = Float.parseFloat(values[i].toString());
if (scale <= val) {
pref.setValueIndex(i);
pref.setSummary(pref.getEntries()[i]);
return;
}
}
pref.setValueIndex(values.length-1);
pref.setSummary(pref.getEntries()[0]);
} catch (RemoteException e) {
}
}
private void updateAnimationScaleOptions() {
updateAnimationScaleValue(0, mWindowAnimationScale);
updateAnimationScaleValue(1, mTransitionAnimationScale);
}
private void writeAnimationScaleOption(int which, ListPreference pref, Object newValue) {
try {
float scale = Float.parseFloat(newValue.toString());
mWindowManager.setAnimationScale(which, scale);
updateAnimationScaleValue(which, pref);
} catch (RemoteException e) {
}
}
private void updateAppProcessLimitOptions() {
try {
int limit = ActivityManagerNative.getDefault().getProcessLimit();
CharSequence[] values = mAppProcessLimit.getEntryValues();
for (int i=0; i<values.length; i++) {
int val = Integer.parseInt(values[i].toString());
if (val >= limit) {
mAppProcessLimit.setValueIndex(i);
mAppProcessLimit.setSummary(mAppProcessLimit.getEntries()[i]);
return;
}
}
mAppProcessLimit.setValueIndex(0);
mAppProcessLimit.setSummary(mAppProcessLimit.getEntries()[0]);
} catch (RemoteException e) {
}
}
private void writeAppProcessLimitOptions(Object newValue) {
try {
int limit = Integer.parseInt(newValue.toString());
ActivityManagerNative.getDefault().setProcessLimit(limit);
updateAppProcessLimitOptions();
} catch (RemoteException e) {
}
}
private void writeShowAllANRsOptions() {
Settings.Secure.putInt(getActivity().getContentResolver(),
Settings.Secure.ANR_SHOW_BACKGROUND,
mShowAllANRs.isChecked() ? 1 : 0);
}
private void updateShowAllANRsOptions() {
mShowAllANRs.setChecked(Settings.Secure.getInt(
getActivity().getContentResolver(), Settings.Secure.ANR_SHOW_BACKGROUND, 0) != 0);
}
@Override
public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
if (Utils.isMonkeyRunning()) {
return false;
}
if (preference == mEnableAdb) {
if (mEnableAdb.isChecked()) {
mOkClicked = false;
if (mOkDialog != null) dismissDialog();
mOkDialog = new AlertDialog.Builder(getActivity()).setMessage(
getActivity().getResources().getString(R.string.adb_warning_message))
.setTitle(R.string.adb_warning_title)
.setIcon(android.R.drawable.ic_dialog_alert)
.setPositiveButton(android.R.string.yes, this)
.setNegativeButton(android.R.string.no, this)
.show();
mOkDialog.setOnDismissListener(this);
} else {
Settings.Secure.putInt(getActivity().getContentResolver(),
Settings.Secure.ADB_ENABLED, 0);
}
} else if (preference == mKeepScreenOn) {
Settings.System.putInt(getActivity().getContentResolver(),
Settings.System.STAY_ON_WHILE_PLUGGED_IN,
mKeepScreenOn.isChecked() ?
(BatteryManager.BATTERY_PLUGGED_AC | BatteryManager.BATTERY_PLUGGED_USB) : 0);
} else if (preference == mAllowMockLocation) {
Settings.Secure.putInt(getActivity().getContentResolver(),
Settings.Secure.ALLOW_MOCK_LOCATION,
mAllowMockLocation.isChecked() ? 1 : 0);
} else if (preference == mStrictMode) {
writeStrictModeVisualOptions();
} else if (preference == mPointerLocation) {
writePointerLocationOptions();
} else if (preference == mShowTouches) {
writeShowTouchesOptions();
} else if (preference == mShowScreenUpdates) {
writeFlingerOptions();
} else if (preference == mShowCpuUsage) {
writeCpuUsageOptions();
} else if (preference == mImmediatelyDestroyActivities) {
writeImmediatelyDestroyActivitiesOptions();
} else if (preference == mShowAllANRs) {
writeShowAllANRsOptions();
} else if (preference == mForceHardwareUi) {
writeHardwareUiOptions();
}
return false;
}
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
if (HDCP_CHECKING_KEY.equals(preference.getKey())) {
SystemProperties.set(HDCP_CHECKING_PROPERTY, newValue.toString());
updateHdcpValues();
return true;
} else if (preference == mWindowAnimationScale) {
writeAnimationScaleOption(0, mWindowAnimationScale, newValue);
return true;
} else if (preference == mTransitionAnimationScale) {
writeAnimationScaleOption(1, mTransitionAnimationScale, newValue);
return true;
} else if (preference == mAppProcessLimit) {
writeAppProcessLimitOptions(newValue);
return true;
}
return false;
}
private void dismissDialog() {
if (mOkDialog == null) return;
mOkDialog.dismiss();
mOkDialog = null;
}
public void onClick(DialogInterface dialog, int which) {
if (which == DialogInterface.BUTTON_POSITIVE) {
mOkClicked = true;
Settings.Secure.putInt(getActivity().getContentResolver(),
Settings.Secure.ADB_ENABLED, 1);
} else {
// Reset the toggle
mEnableAdb.setChecked(false);
}
}
public void onDismiss(DialogInterface dialog) {
// Assuming that onClick gets called first
if (!mOkClicked) {
mEnableAdb.setChecked(false);
}
}
@Override
public void onDestroy() {
dismissDialog();
super.onDestroy();
}
}