blob: 4597bf0d34830c300a655dd5fab4782130fc09da [file] [log] [blame]
/*
* 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 static android.Manifest.permission.READ_EXTERNAL_STORAGE;
import android.app.ActionBar;
import android.app.Activity;
import android.app.ActivityManagerNative;
import android.app.ActivityThread;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.DialogFragment;
import android.app.admin.DevicePolicyManager;
import android.app.backup.IBackupManager;
import android.content.ContentResolver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.hardware.usb.IUsbManager;
import android.os.AsyncTask;
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.os.UserHandle;
import android.os.UserManager;
import android.preference.CheckBoxPreference;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.Preference.OnPreferenceChangeListener;
import android.preference.PreferenceFragment;
import android.preference.PreferenceGroup;
import android.preference.PreferenceScreen;
import android.provider.Settings;
import android.text.TextUtils;
import android.util.Log;
import android.webkit.WebViewFactory;
import android.view.Gravity;
import android.view.HardwareRenderer;
import android.view.IWindowManager;
import android.view.View;
import android.widget.CompoundButton;
import android.widget.Switch;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
/*
* Displays preferences for application developers.
*/
public class DevelopmentSettings extends PreferenceFragment
implements DialogInterface.OnClickListener, DialogInterface.OnDismissListener,
OnPreferenceChangeListener, CompoundButton.OnCheckedChangeListener {
private static final String TAG = "DevelopmentSettings";
/**
* Preference file were development settings prefs are stored.
*/
public static final String PREF_FILE = "development";
/**
* Whether to show the development settings to the user. Default is false.
*/
public static final String PREF_SHOW = "show";
private static final String ENABLE_ADB = "enable_adb";
private static final String CLEAR_ADB_KEYS = "clear_adb_keys";
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 ENFORCE_READ_EXTERNAL = "enforce_read_external";
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 MSAA_PROPERTY = "debug.egl.force_msaa";
private static final String BUGREPORT = "bugreport";
private static final String BUGREPORT_IN_POWER_KEY = "bugreport_in_power";
private static final String OPENGL_TRACES_PROPERTY = "debug.egl.trace";
private static final String DEBUG_APP_KEY = "debug_app";
private static final String WAIT_FOR_DEBUGGER_KEY = "wait_for_debugger";
private static final String VERIFY_APPS_OVER_USB_KEY = "verify_apps_over_usb";
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 DISABLE_OVERLAYS_KEY = "disable_overlays";
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 FORCE_MSAA_KEY = "force_msaa";
private static final String TRACK_FRAME_TIME_KEY = "track_frame_time";
private static final String SHOW_NON_RECTANGULAR_CLIP_KEY = "show_non_rect_clip";
private static final String SHOW_HW_SCREEN_UPDATES_KEY = "show_hw_screen_udpates";
private static final String SHOW_HW_LAYERS_UPDATES_KEY = "show_hw_layers_udpates";
private static final String SHOW_HW_OVERDRAW_KEY = "show_hw_overdraw";
private static final String DEBUG_LAYOUT_KEY = "debug_layout";
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 ANIMATOR_DURATION_SCALE_KEY = "animator_duration_scale";
private static final String OVERLAY_DISPLAY_DEVICES_KEY = "overlay_display_devices";
private static final String DEBUG_DEBUGGING_CATEGORY_KEY = "debug_debugging_category";
private static final String DEBUG_APPLICATIONS_CATEGORY_KEY = "debug_applications_category";
private static final String OPENGL_TRACES_KEY = "enable_opengl_traces";
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 static final String WEBVIEW_EXPERIMENTAL_KEY = "experimental_webview";
private static final String TAG_CONFIRM_ENFORCE = "confirm_enforce";
private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive";
private static final int RESULT_DEBUG_APP = 1000;
private IWindowManager mWindowManager;
private IBackupManager mBackupManager;
private DevicePolicyManager mDpm;
private Switch mEnabledSwitch;
private boolean mLastEnabledState;
private boolean mHaveDebugSettings;
private boolean mDontPokeProperties;
private CheckBoxPreference mEnableAdb;
private Preference mClearAdbKeys;
private Preference mBugreport;
private CheckBoxPreference mBugreportInPower;
private CheckBoxPreference mKeepScreenOn;
private CheckBoxPreference mEnforceReadExternal;
private CheckBoxPreference mAllowMockLocation;
private PreferenceScreen mPassword;
private String mDebugApp;
private Preference mDebugAppPref;
private CheckBoxPreference mWaitForDebugger;
private CheckBoxPreference mVerifyAppsOverUsb;
private CheckBoxPreference mStrictMode;
private CheckBoxPreference mPointerLocation;
private CheckBoxPreference mShowTouches;
private CheckBoxPreference mShowScreenUpdates;
private CheckBoxPreference mDisableOverlays;
private CheckBoxPreference mShowCpuUsage;
private CheckBoxPreference mForceHardwareUi;
private CheckBoxPreference mForceMsaa;
private CheckBoxPreference mShowHwScreenUpdates;
private CheckBoxPreference mShowHwLayersUpdates;
private CheckBoxPreference mShowHwOverdraw;
private CheckBoxPreference mDebugLayout;
private ListPreference mTrackFrameTime;
private ListPreference mShowNonRectClip;
private ListPreference mWindowAnimationScale;
private ListPreference mTransitionAnimationScale;
private ListPreference mAnimatorDurationScale;
private ListPreference mOverlayDisplayDevices;
private ListPreference mOpenGLTraces;
private CheckBoxPreference mImmediatelyDestroyActivities;
private ListPreference mAppProcessLimit;
private CheckBoxPreference mShowAllANRs;
private CheckBoxPreference mExperimentalWebView;
private final ArrayList<Preference> mAllPrefs = new ArrayList<Preference>();
private final ArrayList<CheckBoxPreference> mResetCbPrefs
= new ArrayList<CheckBoxPreference>();
private final HashSet<Preference> mDisabledPrefs = new HashSet<Preference>();
// To track whether a confirmation dialog was clicked.
private boolean mDialogClicked;
private Dialog mEnableDialog;
private Dialog mAdbDialog;
private Dialog mAdbKeysDialog;
private boolean mUnavailable;
@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));
mDpm = (DevicePolicyManager)getActivity().getSystemService(Context.DEVICE_POLICY_SERVICE);
if (android.os.Process.myUserHandle().getIdentifier() != UserHandle.USER_OWNER) {
mUnavailable = true;
setPreferenceScreen(new PreferenceScreen(getActivity(), null));
return;
}
addPreferencesFromResource(R.xml.development_prefs);
mEnableAdb = findAndInitCheckboxPref(ENABLE_ADB);
mClearAdbKeys = findPreference(CLEAR_ADB_KEYS);
if (!SystemProperties.getBoolean("ro.adb.secure", false)) {
PreferenceGroup debugDebuggingCategory = (PreferenceGroup)
findPreference(DEBUG_DEBUGGING_CATEGORY_KEY);
if (debugDebuggingCategory != null) {
debugDebuggingCategory.removePreference(mClearAdbKeys);
}
}
mBugreport = findPreference(BUGREPORT);
mBugreportInPower = findAndInitCheckboxPref(BUGREPORT_IN_POWER_KEY);
mKeepScreenOn = findAndInitCheckboxPref(KEEP_SCREEN_ON);
mEnforceReadExternal = findAndInitCheckboxPref(ENFORCE_READ_EXTERNAL);
mAllowMockLocation = findAndInitCheckboxPref(ALLOW_MOCK_LOCATION);
mPassword = (PreferenceScreen) findPreference(LOCAL_BACKUP_PASSWORD);
mAllPrefs.add(mPassword);
if (!android.os.Process.myUserHandle().equals(UserHandle.OWNER)) {
disableForUser(mEnableAdb);
disableForUser(mClearAdbKeys);
disableForUser(mPassword);
}
mDebugAppPref = findPreference(DEBUG_APP_KEY);
mAllPrefs.add(mDebugAppPref);
mWaitForDebugger = findAndInitCheckboxPref(WAIT_FOR_DEBUGGER_KEY);
mVerifyAppsOverUsb = findAndInitCheckboxPref(VERIFY_APPS_OVER_USB_KEY);
if (!showVerifierSetting()) {
PreferenceGroup debugDebuggingCategory = (PreferenceGroup)
findPreference(DEBUG_DEBUGGING_CATEGORY_KEY);
if (debugDebuggingCategory != null) {
debugDebuggingCategory.removePreference(mVerifyAppsOverUsb);
} else {
mVerifyAppsOverUsb.setEnabled(false);
}
}
mStrictMode = findAndInitCheckboxPref(STRICT_MODE_KEY);
mPointerLocation = findAndInitCheckboxPref(POINTER_LOCATION_KEY);
mShowTouches = findAndInitCheckboxPref(SHOW_TOUCHES_KEY);
mShowScreenUpdates = findAndInitCheckboxPref(SHOW_SCREEN_UPDATES_KEY);
mDisableOverlays = findAndInitCheckboxPref(DISABLE_OVERLAYS_KEY);
mShowCpuUsage = findAndInitCheckboxPref(SHOW_CPU_USAGE_KEY);
mForceHardwareUi = findAndInitCheckboxPref(FORCE_HARDWARE_UI_KEY);
mForceMsaa = findAndInitCheckboxPref(FORCE_MSAA_KEY);
mTrackFrameTime = addListPreference(TRACK_FRAME_TIME_KEY);
mShowNonRectClip = addListPreference(SHOW_NON_RECTANGULAR_CLIP_KEY);
mShowHwScreenUpdates = findAndInitCheckboxPref(SHOW_HW_SCREEN_UPDATES_KEY);
mShowHwLayersUpdates = findAndInitCheckboxPref(SHOW_HW_LAYERS_UPDATES_KEY);
mShowHwOverdraw = findAndInitCheckboxPref(SHOW_HW_OVERDRAW_KEY);
mDebugLayout = findAndInitCheckboxPref(DEBUG_LAYOUT_KEY);
mWindowAnimationScale = addListPreference(WINDOW_ANIMATION_SCALE_KEY);
mTransitionAnimationScale = addListPreference(TRANSITION_ANIMATION_SCALE_KEY);
mAnimatorDurationScale = addListPreference(ANIMATOR_DURATION_SCALE_KEY);
mOverlayDisplayDevices = addListPreference(OVERLAY_DISPLAY_DEVICES_KEY);
mOpenGLTraces = addListPreference(OPENGL_TRACES_KEY);
mImmediatelyDestroyActivities = (CheckBoxPreference) findPreference(
IMMEDIATELY_DESTROY_ACTIVITIES_KEY);
mAllPrefs.add(mImmediatelyDestroyActivities);
mResetCbPrefs.add(mImmediatelyDestroyActivities);
mAppProcessLimit = addListPreference(APP_PROCESS_LIMIT_KEY);
mShowAllANRs = (CheckBoxPreference) findPreference(
SHOW_ALL_ANRS_KEY);
mAllPrefs.add(mShowAllANRs);
mResetCbPrefs.add(mShowAllANRs);
if (WebViewFactory.isExperimentalWebViewAvailable()) {
mExperimentalWebView = findAndInitCheckboxPref(WEBVIEW_EXPERIMENTAL_KEY);
} else {
Preference experimentalWebView = findPreference(WEBVIEW_EXPERIMENTAL_KEY);
PreferenceGroup debugApplicationsCategory = (PreferenceGroup)
findPreference(DEBUG_APPLICATIONS_CATEGORY_KEY);
if (debugApplicationsCategory != null) {
debugApplicationsCategory.removePreference(experimentalWebView);
}
}
Preference hdcpChecking = findPreference(HDCP_CHECKING_KEY);
if (hdcpChecking != null) {
mAllPrefs.add(hdcpChecking);
}
removeHdcpOptionsForProduction();
}
private ListPreference addListPreference(String prefKey) {
ListPreference pref = (ListPreference) findPreference(prefKey);
mAllPrefs.add(pref);
pref.setOnPreferenceChangeListener(this);
return pref;
}
private void disableForUser(Preference pref) {
if (pref != null) {
pref.setEnabled(false);
mDisabledPrefs.add(pref);
}
}
private CheckBoxPreference findAndInitCheckboxPref(String key) {
CheckBoxPreference pref = (CheckBoxPreference) findPreference(key);
if (pref == null) {
throw new IllegalArgumentException("Cannot find preference with key = " + key);
}
mAllPrefs.add(pref);
mResetCbPrefs.add(pref);
return pref;
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
final Activity activity = getActivity();
mEnabledSwitch = new Switch(activity);
final int padding = activity.getResources().getDimensionPixelSize(
R.dimen.action_bar_switch_padding);
mEnabledSwitch.setPaddingRelative(0, 0, padding, 0);
if (mUnavailable) {
mEnabledSwitch.setEnabled(false);
return;
}
mEnabledSwitch.setOnCheckedChangeListener(this);
}
@Override
public void onStart() {
super.onStart();
final Activity activity = getActivity();
activity.getActionBar().setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM,
ActionBar.DISPLAY_SHOW_CUSTOM);
activity.getActionBar().setCustomView(mEnabledSwitch, new ActionBar.LayoutParams(
ActionBar.LayoutParams.WRAP_CONTENT,
ActionBar.LayoutParams.WRAP_CONTENT,
Gravity.CENTER_VERTICAL | Gravity.END));
}
@Override
public void onStop() {
super.onStop();
final Activity activity = getActivity();
activity.getActionBar().setDisplayOptions(0, ActionBar.DISPLAY_SHOW_CUSTOM);
activity.getActionBar().setCustomView(null);
}
private void removeHdcpOptionsForProduction() {
if ("user".equals(Build.TYPE)) {
Preference hdcpChecking = findPreference(HDCP_CHECKING_KEY);
if (hdcpChecking != null) {
// Remove the preference
getPreferenceScreen().removePreference(hdcpChecking);
mAllPrefs.remove(hdcpChecking);
}
}
}
private void setPrefsEnabledState(boolean enabled) {
for (int i = 0; i < mAllPrefs.size(); i++) {
Preference pref = mAllPrefs.get(i);
pref.setEnabled(enabled && !mDisabledPrefs.contains(pref));
}
updateAllOptions();
}
@Override
public void onResume() {
super.onResume();
if (mUnavailable) {
// Show error message
TextView emptyView = (TextView) getView().findViewById(android.R.id.empty);
getListView().setEmptyView(emptyView);
if (emptyView != null) {
emptyView.setText(R.string.development_settings_not_available);
}
return;
}
if (mDpm.getMaximumTimeToLock(null) > 0) {
// A DeviceAdmin has specified a maximum time until the device
// will lock... in this case we can't allow the user to turn
// on "stay awake when plugged in" because that would defeat the
// restriction.
mDisabledPrefs.add(mKeepScreenOn);
} else {
mDisabledPrefs.remove(mKeepScreenOn);
}
final ContentResolver cr = getActivity().getContentResolver();
mLastEnabledState = Settings.Global.getInt(cr,
Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 0) != 0;
mEnabledSwitch.setChecked(mLastEnabledState);
setPrefsEnabledState(mLastEnabledState);
if (mHaveDebugSettings && !mLastEnabledState) {
// Overall debugging is disabled, but there are some debug
// settings that are enabled. This is an invalid state. Switch
// to debug settings being enabled, so the user knows there is
// stuff enabled and can turn it all off if they want.
Settings.Global.putInt(getActivity().getContentResolver(),
Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 1);
mLastEnabledState = true;
mEnabledSwitch.setChecked(mLastEnabledState);
setPrefsEnabledState(mLastEnabledState);
}
}
void updateCheckBox(CheckBoxPreference checkBox, boolean value) {
checkBox.setChecked(value);
mHaveDebugSettings |= value;
}
private void updateAllOptions() {
final Context context = getActivity();
final ContentResolver cr = context.getContentResolver();
mHaveDebugSettings = false;
updateCheckBox(mEnableAdb, Settings.Global.getInt(cr,
Settings.Global.ADB_ENABLED, 0) != 0);
updateCheckBox(mBugreportInPower, Settings.Secure.getInt(cr,
Settings.Secure.BUGREPORT_IN_POWER_MENU, 0) != 0);
updateCheckBox(mKeepScreenOn, Settings.Global.getInt(cr,
Settings.Global.STAY_ON_WHILE_PLUGGED_IN, 0) != 0);
updateCheckBox(mEnforceReadExternal, isPermissionEnforced(READ_EXTERNAL_STORAGE));
updateCheckBox(mAllowMockLocation, Settings.Secure.getInt(cr,
Settings.Secure.ALLOW_MOCK_LOCATION, 0) != 0);
updateHdcpValues();
updatePasswordSummary();
updateDebuggerOptions();
updateStrictModeVisualOptions();
updatePointerLocationOptions();
updateShowTouchesOptions();
updateFlingerOptions();
updateCpuUsageOptions();
updateHardwareUiOptions();
updateMsaaOptions();
updateTrackFrameTimeOptions();
updateShowNonRectClipOptions();
updateShowHwScreenUpdatesOptions();
updateShowHwLayersUpdatesOptions();
updateShowHwOverdrawOptions();
updateDebugLayoutOptions();
updateAnimationScaleOptions();
updateOverlayDisplayDevicesOptions();
updateOpenGLTracesOptions();
updateImmediatelyDestroyActivitiesOptions();
updateAppProcessLimitOptions();
updateShowAllANRsOptions();
updateExperimentalWebViewOptions();
updateVerifyAppsOverUsbOptions();
updateBugreportOptions();
}
private void resetDangerousOptions() {
mDontPokeProperties = true;
for (int i=0; i<mResetCbPrefs.size(); i++) {
CheckBoxPreference cb = mResetCbPrefs.get(i);
if (cb.isChecked()) {
cb.setChecked(false);
onPreferenceTreeClick(null, cb);
}
}
resetDebuggerOptions();
writeAnimationScaleOption(0, mWindowAnimationScale, null);
writeAnimationScaleOption(1, mTransitionAnimationScale, null);
writeAnimationScaleOption(2, mAnimatorDurationScale, null);
writeOverlayDisplayDevicesOptions(null);
writeAppProcessLimitOptions(null);
mHaveDebugSettings = false;
updateAllOptions();
mDontPokeProperties = false;
pokeSystemProperties();
}
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
}
}
private void writeDebuggerOptions() {
try {
ActivityManagerNative.getDefault().setDebugApp(
mDebugApp, mWaitForDebugger.isChecked(), true);
} catch (RemoteException ex) {
}
}
private static void resetDebuggerOptions() {
try {
ActivityManagerNative.getDefault().setDebugApp(
null, false, true);
} catch (RemoteException ex) {
}
}
private void updateDebuggerOptions() {
mDebugApp = Settings.Global.getString(
getActivity().getContentResolver(), Settings.Global.DEBUG_APP);
updateCheckBox(mWaitForDebugger, Settings.Global.getInt(
getActivity().getContentResolver(), Settings.Global.WAIT_FOR_DEBUGGER, 0) != 0);
if (mDebugApp != null && mDebugApp.length() > 0) {
String label;
try {
ApplicationInfo ai = getActivity().getPackageManager().getApplicationInfo(mDebugApp,
PackageManager.GET_DISABLED_COMPONENTS);
CharSequence lab = getActivity().getPackageManager().getApplicationLabel(ai);
label = lab != null ? lab.toString() : mDebugApp;
} catch (PackageManager.NameNotFoundException e) {
label = mDebugApp;
}
mDebugAppPref.setSummary(getResources().getString(R.string.debug_app_set, label));
mWaitForDebugger.setEnabled(true);
mHaveDebugSettings = true;
} else {
mDebugAppPref.setSummary(getResources().getString(R.string.debug_app_not_set));
mWaitForDebugger.setEnabled(false);
}
}
private void updateVerifyAppsOverUsbOptions() {
updateCheckBox(mVerifyAppsOverUsb, Settings.Global.getInt(getActivity().getContentResolver(),
Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) != 0);
mVerifyAppsOverUsb.setEnabled(enableVerifierSetting());
}
private void writeVerifyAppsOverUsbOptions() {
Settings.Global.putInt(getActivity().getContentResolver(),
Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, mVerifyAppsOverUsb.isChecked() ? 1 : 0);
}
private boolean enableVerifierSetting() {
final ContentResolver cr = getActivity().getContentResolver();
if (Settings.Global.getInt(cr, Settings.Global.ADB_ENABLED, 0) == 0) {
return false;
}
if (Settings.Global.getInt(cr, Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 0) {
return false;
} else {
final PackageManager pm = getActivity().getPackageManager();
final Intent verification = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION);
verification.setType(PACKAGE_MIME_TYPE);
verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
final List<ResolveInfo> receivers = pm.queryBroadcastReceivers(verification, 0);
if (receivers.size() == 0) {
return false;
}
}
return true;
}
private boolean showVerifierSetting() {
return Settings.Global.getInt(getActivity().getContentResolver(),
Settings.Global.PACKAGE_VERIFIER_SETTING_VISIBLE, 1) > 0;
}
private void updateBugreportOptions() {
if ("user".equals(Build.TYPE)) {
final ContentResolver resolver = getActivity().getContentResolver();
final boolean adbEnabled = Settings.Global.getInt(
resolver, Settings.Global.ADB_ENABLED, 0) != 0;
if (adbEnabled) {
mBugreport.setEnabled(true);
mBugreportInPower.setEnabled(true);
} else {
mBugreport.setEnabled(false);
mBugreportInPower.setEnabled(false);
mBugreportInPower.setChecked(false);
Settings.Secure.putInt(resolver, Settings.Secure.BUGREPORT_IN_POWER_MENU, 0);
}
} else {
mBugreportInPower.setEnabled(true);
}
}
// 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 static 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() {
updateCheckBox(mStrictMode, currentStrictModeActiveIndex() == 1);
}
private void writePointerLocationOptions() {
Settings.System.putInt(getActivity().getContentResolver(),
Settings.System.POINTER_LOCATION, mPointerLocation.isChecked() ? 1 : 0);
}
private void updatePointerLocationOptions() {
updateCheckBox(mPointerLocation, 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() {
updateCheckBox(mShowTouches, 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();
updateCheckBox(mShowScreenUpdates, showUpdates != 0);
@SuppressWarnings("unused")
int showBackground = reply.readInt();
int disableOverlays = reply.readInt();
updateCheckBox(mDisableOverlays, disableOverlays != 0);
reply.recycle();
data.recycle();
}
} catch (RemoteException ex) {
}
}
private void writeShowUpdatesOption() {
try {
IBinder flinger = ServiceManager.getService("SurfaceFlinger");
if (flinger != null) {
Parcel data = Parcel.obtain();
data.writeInterfaceToken("android.ui.ISurfaceComposer");
final int showUpdates = mShowScreenUpdates.isChecked() ? 1 : 0;
data.writeInt(showUpdates);
flinger.transact(1002, data, null, 0);
data.recycle();
updateFlingerOptions();
}
} catch (RemoteException ex) {
}
}
private void writeDisableOverlaysOption() {
try {
IBinder flinger = ServiceManager.getService("SurfaceFlinger");
if (flinger != null) {
Parcel data = Parcel.obtain();
data.writeInterfaceToken("android.ui.ISurfaceComposer");
final int disableOverlays = mDisableOverlays.isChecked() ? 1 : 0;
data.writeInt(disableOverlays);
flinger.transact(1008, data, null, 0);
data.recycle();
updateFlingerOptions();
}
} catch (RemoteException ex) {
}
}
private void updateHardwareUiOptions() {
updateCheckBox(mForceHardwareUi, SystemProperties.getBoolean(HARDWARE_UI_PROPERTY, false));
}
private void writeHardwareUiOptions() {
SystemProperties.set(HARDWARE_UI_PROPERTY, mForceHardwareUi.isChecked() ? "true" : "false");
pokeSystemProperties();
}
private void updateMsaaOptions() {
updateCheckBox(mForceMsaa, SystemProperties.getBoolean(MSAA_PROPERTY, false));
}
private void writeMsaaOptions() {
SystemProperties.set(MSAA_PROPERTY, mForceMsaa.isChecked() ? "true" : "false");
pokeSystemProperties();
}
private void updateTrackFrameTimeOptions() {
String value = SystemProperties.get(HardwareRenderer.PROFILE_PROPERTY);
if (value == null) {
value = "";
}
CharSequence[] values = mTrackFrameTime.getEntryValues();
for (int i = 0; i < values.length; i++) {
if (value.contentEquals(values[i])) {
mTrackFrameTime.setValueIndex(i);
mTrackFrameTime.setSummary(mTrackFrameTime.getEntries()[i]);
return;
}
}
mTrackFrameTime.setValueIndex(0);
mTrackFrameTime.setSummary(mTrackFrameTime.getEntries()[0]);
}
private void writeTrackFrameTimeOptions(Object newValue) {
SystemProperties.set(HardwareRenderer.PROFILE_PROPERTY,
newValue == null ? "" : newValue.toString());
pokeSystemProperties();
updateTrackFrameTimeOptions();
}
private void updateShowNonRectClipOptions() {
String value = SystemProperties.get(
HardwareRenderer.DEBUG_SHOW_NON_RECTANGULAR_CLIP_PROPERTY);
if (value == null) {
value = "hide";
}
CharSequence[] values = mShowNonRectClip.getEntryValues();
for (int i = 0; i < values.length; i++) {
if (value.contentEquals(values[i])) {
mShowNonRectClip.setValueIndex(i);
mShowNonRectClip.setSummary(mShowNonRectClip.getEntries()[i]);
return;
}
}
mShowNonRectClip.setValueIndex(0);
mShowNonRectClip.setSummary(mShowNonRectClip.getEntries()[0]);
}
private void writeShowNonRectClipOptions(Object newValue) {
SystemProperties.set(HardwareRenderer.DEBUG_SHOW_NON_RECTANGULAR_CLIP_PROPERTY,
newValue == null ? "" : newValue.toString());
pokeSystemProperties();
updateShowNonRectClipOptions();
}
private void updateShowHwScreenUpdatesOptions() {
updateCheckBox(mShowHwScreenUpdates,
SystemProperties.getBoolean(HardwareRenderer.DEBUG_DIRTY_REGIONS_PROPERTY, false));
}
private void writeShowHwScreenUpdatesOptions() {
SystemProperties.set(HardwareRenderer.DEBUG_DIRTY_REGIONS_PROPERTY,
mShowHwScreenUpdates.isChecked() ? "true" : null);
pokeSystemProperties();
}
private void updateShowHwLayersUpdatesOptions() {
updateCheckBox(mShowHwLayersUpdates, SystemProperties.getBoolean(
HardwareRenderer.DEBUG_SHOW_LAYERS_UPDATES_PROPERTY, false));
}
private void writeShowHwLayersUpdatesOptions() {
SystemProperties.set(HardwareRenderer.DEBUG_SHOW_LAYERS_UPDATES_PROPERTY,
mShowHwLayersUpdates.isChecked() ? "true" : null);
pokeSystemProperties();
}
private void updateShowHwOverdrawOptions() {
updateCheckBox(mShowHwOverdraw, SystemProperties.getBoolean(
HardwareRenderer.DEBUG_SHOW_OVERDRAW_PROPERTY, false));
}
private void writeShowHwOverdrawOptions() {
SystemProperties.set(HardwareRenderer.DEBUG_SHOW_OVERDRAW_PROPERTY,
mShowHwOverdraw.isChecked() ? "true" : null);
pokeSystemProperties();
}
private void updateDebugLayoutOptions() {
updateCheckBox(mDebugLayout,
SystemProperties.getBoolean(View.DEBUG_LAYOUT_PROPERTY, false));
}
private void writeDebugLayoutOptions() {
SystemProperties.set(View.DEBUG_LAYOUT_PROPERTY,
mDebugLayout.isChecked() ? "true" : "false");
pokeSystemProperties();
}
private void updateCpuUsageOptions() {
updateCheckBox(mShowCpuUsage, Settings.Global.getInt(getActivity().getContentResolver(),
Settings.Global.SHOW_PROCESSES, 0) != 0);
}
private void writeCpuUsageOptions() {
boolean value = mShowCpuUsage.isChecked();
Settings.Global.putInt(getActivity().getContentResolver(),
Settings.Global.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() {
updateCheckBox(mImmediatelyDestroyActivities, Settings.Global.getInt(
getActivity().getContentResolver(), Settings.Global.ALWAYS_FINISH_ACTIVITIES, 0) != 0);
}
private void updateAnimationScaleValue(int which, ListPreference pref) {
try {
float scale = mWindowManager.getAnimationScale(which);
if (scale != 1) {
mHaveDebugSettings = true;
}
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);
updateAnimationScaleValue(2, mAnimatorDurationScale);
}
private void writeAnimationScaleOption(int which, ListPreference pref, Object newValue) {
try {
float scale = newValue != null ? Float.parseFloat(newValue.toString()) : 1;
mWindowManager.setAnimationScale(which, scale);
updateAnimationScaleValue(which, pref);
} catch (RemoteException e) {
}
}
private void updateOverlayDisplayDevicesOptions() {
String value = Settings.Global.getString(getActivity().getContentResolver(),
Settings.Global.OVERLAY_DISPLAY_DEVICES);
if (value == null) {
value = "";
}
CharSequence[] values = mOverlayDisplayDevices.getEntryValues();
for (int i = 0; i < values.length; i++) {
if (value.contentEquals(values[i])) {
mOverlayDisplayDevices.setValueIndex(i);
mOverlayDisplayDevices.setSummary(mOverlayDisplayDevices.getEntries()[i]);
return;
}
}
mOverlayDisplayDevices.setValueIndex(0);
mOverlayDisplayDevices.setSummary(mOverlayDisplayDevices.getEntries()[0]);
}
private void writeOverlayDisplayDevicesOptions(Object newValue) {
Settings.Global.putString(getActivity().getContentResolver(),
Settings.Global.OVERLAY_DISPLAY_DEVICES, (String)newValue);
updateOverlayDisplayDevicesOptions();
}
private void updateOpenGLTracesOptions() {
String value = SystemProperties.get(OPENGL_TRACES_PROPERTY);
if (value == null) {
value = "";
}
CharSequence[] values = mOpenGLTraces.getEntryValues();
for (int i = 0; i < values.length; i++) {
if (value.contentEquals(values[i])) {
mOpenGLTraces.setValueIndex(i);
mOpenGLTraces.setSummary(mOpenGLTraces.getEntries()[i]);
return;
}
}
mOpenGLTraces.setValueIndex(0);
mOpenGLTraces.setSummary(mOpenGLTraces.getEntries()[0]);
}
private void writeOpenGLTracesOptions(Object newValue) {
SystemProperties.set(OPENGL_TRACES_PROPERTY, newValue == null ? "" : newValue.toString());
pokeSystemProperties();
updateOpenGLTracesOptions();
}
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) {
if (i != 0) {
mHaveDebugSettings = true;
}
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 = newValue != null ? Integer.parseInt(newValue.toString()) : -1;
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() {
updateCheckBox(mShowAllANRs, Settings.Secure.getInt(
getActivity().getContentResolver(), Settings.Secure.ANR_SHOW_BACKGROUND, 0) != 0);
}
private void writeExperimentalWebViewOptions() {
if (mExperimentalWebView != null) {
SystemProperties.set(WebViewFactory.WEBVIEW_EXPERIMENTAL_PROPERTY,
mExperimentalWebView.isChecked() ? "true" : null);
pokeSystemProperties();
}
}
private void updateExperimentalWebViewOptions() {
if (mExperimentalWebView != null) {
updateCheckBox(mExperimentalWebView, SystemProperties.getBoolean(
WebViewFactory.WEBVIEW_EXPERIMENTAL_PROPERTY, false));
}
}
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (buttonView == mEnabledSwitch) {
if (isChecked != mLastEnabledState) {
if (isChecked) {
mDialogClicked = false;
if (mEnableDialog != null) dismissDialogs();
mEnableDialog = new AlertDialog.Builder(getActivity()).setMessage(
getActivity().getResources().getString(
R.string.dev_settings_warning_message))
.setTitle(R.string.dev_settings_warning_title)
.setIconAttribute(android.R.attr.alertDialogIcon)
.setPositiveButton(android.R.string.yes, this)
.setNegativeButton(android.R.string.no, this)
.show();
mEnableDialog.setOnDismissListener(this);
} else {
resetDangerousOptions();
Settings.Global.putInt(getActivity().getContentResolver(),
Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 0);
mLastEnabledState = isChecked;
setPrefsEnabledState(mLastEnabledState);
}
}
}
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
if (requestCode == RESULT_DEBUG_APP) {
if (resultCode == Activity.RESULT_OK) {
mDebugApp = data.getAction();
writeDebuggerOptions();
updateDebuggerOptions();
}
} else {
super.onActivityResult(requestCode, resultCode, data);
}
}
@Override
public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
if (Utils.isMonkeyRunning()) {
return false;
}
if (preference == mEnableAdb) {
if (mEnableAdb.isChecked()) {
mDialogClicked = false;
if (mAdbDialog != null) dismissDialogs();
mAdbDialog = new AlertDialog.Builder(getActivity()).setMessage(
getActivity().getResources().getString(R.string.adb_warning_message))
.setTitle(R.string.adb_warning_title)
.setIconAttribute(android.R.attr.alertDialogIcon)
.setPositiveButton(android.R.string.yes, this)
.setNegativeButton(android.R.string.no, this)
.show();
mAdbDialog.setOnDismissListener(this);
} else {
Settings.Global.putInt(getActivity().getContentResolver(),
Settings.Global.ADB_ENABLED, 0);
mVerifyAppsOverUsb.setEnabled(false);
mVerifyAppsOverUsb.setChecked(false);
updateBugreportOptions();
}
} else if (preference == mClearAdbKeys) {
if (mAdbKeysDialog != null) dismissDialogs();
mAdbKeysDialog = new AlertDialog.Builder(getActivity())
.setMessage(R.string.adb_keys_warning_message)
.setPositiveButton(android.R.string.ok, this)
.setNegativeButton(android.R.string.cancel, null)
.show();
} else if (preference == mBugreportInPower) {
Settings.Secure.putInt(getActivity().getContentResolver(),
Settings.Secure.BUGREPORT_IN_POWER_MENU,
mBugreportInPower.isChecked() ? 1 : 0);
} else if (preference == mKeepScreenOn) {
Settings.Global.putInt(getActivity().getContentResolver(),
Settings.Global.STAY_ON_WHILE_PLUGGED_IN,
mKeepScreenOn.isChecked() ?
(BatteryManager.BATTERY_PLUGGED_AC | BatteryManager.BATTERY_PLUGGED_USB) : 0);
} else if (preference == mEnforceReadExternal) {
if (mEnforceReadExternal.isChecked()) {
ConfirmEnforceFragment.show(this);
} else {
setPermissionEnforced(getActivity(), READ_EXTERNAL_STORAGE, false);
}
} else if (preference == mAllowMockLocation) {
Settings.Secure.putInt(getActivity().getContentResolver(),
Settings.Secure.ALLOW_MOCK_LOCATION,
mAllowMockLocation.isChecked() ? 1 : 0);
} else if (preference == mDebugAppPref) {
startActivityForResult(new Intent(getActivity(), AppPicker.class), RESULT_DEBUG_APP);
} else if (preference == mWaitForDebugger) {
writeDebuggerOptions();
} else if (preference == mVerifyAppsOverUsb) {
writeVerifyAppsOverUsbOptions();
} else if (preference == mStrictMode) {
writeStrictModeVisualOptions();
} else if (preference == mPointerLocation) {
writePointerLocationOptions();
} else if (preference == mShowTouches) {
writeShowTouchesOptions();
} else if (preference == mShowScreenUpdates) {
writeShowUpdatesOption();
} else if (preference == mDisableOverlays) {
writeDisableOverlaysOption();
} else if (preference == mShowCpuUsage) {
writeCpuUsageOptions();
} else if (preference == mImmediatelyDestroyActivities) {
writeImmediatelyDestroyActivitiesOptions();
} else if (preference == mShowAllANRs) {
writeShowAllANRsOptions();
} else if (preference == mExperimentalWebView) {
writeExperimentalWebViewOptions();
} else if (preference == mForceHardwareUi) {
writeHardwareUiOptions();
} else if (preference == mForceMsaa) {
writeMsaaOptions();
} else if (preference == mShowHwScreenUpdates) {
writeShowHwScreenUpdatesOptions();
} else if (preference == mShowHwLayersUpdates) {
writeShowHwLayersUpdatesOptions();
} else if (preference == mShowHwOverdraw) {
writeShowHwOverdrawOptions();
} else if (preference == mDebugLayout) {
writeDebugLayoutOptions();
}
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();
pokeSystemProperties();
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 == mAnimatorDurationScale) {
writeAnimationScaleOption(2, mAnimatorDurationScale, newValue);
return true;
} else if (preference == mOverlayDisplayDevices) {
writeOverlayDisplayDevicesOptions(newValue);
return true;
} else if (preference == mOpenGLTraces) {
writeOpenGLTracesOptions(newValue);
return true;
} else if (preference == mTrackFrameTime) {
writeTrackFrameTimeOptions(newValue);
return true;
} else if (preference == mShowNonRectClip) {
writeShowNonRectClipOptions(newValue);
return true;
} else if (preference == mAppProcessLimit) {
writeAppProcessLimitOptions(newValue);
return true;
}
return false;
}
private void dismissDialogs() {
if (mAdbDialog != null) {
mAdbDialog.dismiss();
mAdbDialog = null;
}
if (mAdbKeysDialog != null) {
mAdbKeysDialog.dismiss();
mAdbKeysDialog = null;
}
if (mEnableDialog != null) {
mEnableDialog.dismiss();
mEnableDialog = null;
}
}
public void onClick(DialogInterface dialog, int which) {
if (dialog == mAdbDialog) {
if (which == DialogInterface.BUTTON_POSITIVE) {
mDialogClicked = true;
Settings.Global.putInt(getActivity().getContentResolver(),
Settings.Global.ADB_ENABLED, 1);
mVerifyAppsOverUsb.setEnabled(true);
updateVerifyAppsOverUsbOptions();
updateBugreportOptions();
} else {
// Reset the toggle
mEnableAdb.setChecked(false);
}
} else if (dialog == mAdbKeysDialog) {
if (which == DialogInterface.BUTTON_POSITIVE) {
try {
IBinder b = ServiceManager.getService(Context.USB_SERVICE);
IUsbManager service = IUsbManager.Stub.asInterface(b);
service.clearUsbDebuggingKeys();
} catch (RemoteException e) {
Log.e(TAG, "Unable to clear adb keys", e);
}
}
} else if (dialog == mEnableDialog) {
if (which == DialogInterface.BUTTON_POSITIVE) {
mDialogClicked = true;
Settings.Global.putInt(getActivity().getContentResolver(),
Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 1);
mLastEnabledState = true;
setPrefsEnabledState(mLastEnabledState);
} else {
// Reset the toggle
mEnabledSwitch.setChecked(false);
}
}
}
public void onDismiss(DialogInterface dialog) {
// Assuming that onClick gets called first
if (dialog == mAdbDialog) {
if (!mDialogClicked) {
mEnableAdb.setChecked(false);
}
mAdbDialog = null;
} else if (dialog == mEnableDialog) {
if (!mDialogClicked) {
mEnabledSwitch.setChecked(false);
}
mEnableDialog = null;
}
}
@Override
public void onDestroy() {
dismissDialogs();
super.onDestroy();
}
void pokeSystemProperties() {
if (!mDontPokeProperties) {
//noinspection unchecked
(new SystemPropPoker()).execute();
}
}
static class SystemPropPoker extends AsyncTask<Void, Void, Void> {
@Override
protected Void doInBackground(Void... params) {
String[] services;
try {
services = ServiceManager.listServices();
} catch (RemoteException e) {
return null;
}
for (String service : services) {
IBinder obj = ServiceManager.checkService(service);
if (obj != null) {
Parcel data = Parcel.obtain();
try {
obj.transact(IBinder.SYSPROPS_TRANSACTION, data, null, 0);
} catch (RemoteException e) {
} catch (Exception e) {
Log.i(TAG, "Somone wrote a bad service '" + service
+ "' that doesn't like to be poked: " + e);
}
data.recycle();
}
}
return null;
}
}
/**
* Dialog to confirm enforcement of {@link android.Manifest.permission#READ_EXTERNAL_STORAGE}.
*/
public static class ConfirmEnforceFragment extends DialogFragment {
public static void show(DevelopmentSettings parent) {
final ConfirmEnforceFragment dialog = new ConfirmEnforceFragment();
dialog.setTargetFragment(parent, 0);
dialog.show(parent.getFragmentManager(), TAG_CONFIRM_ENFORCE);
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
final Context context = getActivity();
final AlertDialog.Builder builder = new AlertDialog.Builder(context);
builder.setTitle(R.string.enforce_read_external_confirm_title);
builder.setMessage(R.string.enforce_read_external_confirm_message);
builder.setPositiveButton(android.R.string.ok, new OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
setPermissionEnforced(context, READ_EXTERNAL_STORAGE, true);
((DevelopmentSettings) getTargetFragment()).updateAllOptions();
}
});
builder.setNegativeButton(android.R.string.cancel, new OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
((DevelopmentSettings) getTargetFragment()).updateAllOptions();
}
});
return builder.create();
}
}
private static boolean isPermissionEnforced(String permission) {
try {
return ActivityThread.getPackageManager().isPermissionEnforced(permission);
} catch (RemoteException e) {
throw new RuntimeException("Problem talking with PackageManager", e);
}
}
private static void setPermissionEnforced(
Context context, String permission, boolean enforced) {
try {
// TODO: offload to background thread
ActivityThread.getPackageManager()
.setPermissionEnforced(READ_EXTERNAL_STORAGE, enforced);
} catch (RemoteException e) {
throw new RuntimeException("Problem talking with PackageManager", e);
}
}
}