blob: f31209899bcc89c0be483ccf538089dee7ae10be [file] [log] [blame]
/*
* Copyright (C) 2013 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.accessibility;
import static com.android.settings.accessibility.AccessibilityDialogUtils.DialogEnums;
import static com.android.settings.accessibility.AccessibilityStatsLogUtils.logAccessibilityServiceEnabled;
import static com.android.settings.accessibility.PreferredShortcuts.retrieveUserShortcutType;
import android.accessibilityservice.AccessibilityServiceInfo;
import android.app.Dialog;
import android.app.settings.SettingsEnums;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.ContentResolver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.ApplicationInfo;
import android.content.pm.ResolveInfo;
import android.net.Uri;
import android.os.Bundle;
import android.os.SystemClock;
import android.text.TextUtils;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.View;
import android.view.accessibility.AccessibilityManager;
import android.widget.CompoundButton;
import androidx.annotation.Nullable;
import com.android.settings.R;
import com.android.settings.accessibility.AccessibilityUtil.QuickSettingsTooltipType;
import com.android.settings.accessibility.AccessibilityUtil.UserShortcutType;
import com.android.settings.accessibility.shortcuts.EditShortcutsPreferenceFragment;
import com.android.settingslib.accessibility.AccessibilityUtils;
import java.util.List;
import java.util.concurrent.atomic.AtomicBoolean;
/** Fragment for providing toggle bar and basic accessibility service setup. */
public class ToggleAccessibilityServicePreferenceFragment extends
ToggleFeaturePreferenceFragment {
private static final String TAG = "ToggleAccessibilityServicePreferenceFragment";
private static final String KEY_HAS_LOGGED = "has_logged";
private final AtomicBoolean mIsDialogShown = new AtomicBoolean(/* initialValue= */ false);
private Dialog mWarningDialog;
private ComponentName mTileComponentName;
private BroadcastReceiver mPackageRemovedReceiver;
private boolean mDisabledStateLogged = false;
private long mStartTimeMillsForLogging = 0;
@Override
public int getMetricsCategory() {
return getArguments().getInt(AccessibilitySettings.EXTRA_METRICS_CATEGORY);
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
// Do not call super. We don't want to see the "Help & feedback" option on this page so as
// not to confuse users who think they might be able to send feedback about a specific
// accessibility service from this page.
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
if (savedInstanceState != null) {
if (savedInstanceState.containsKey(KEY_HAS_LOGGED)) {
mDisabledStateLogged = savedInstanceState.getBoolean(KEY_HAS_LOGGED);
}
}
}
@Override
protected void registerKeysToObserverCallback(
AccessibilitySettingsContentObserver contentObserver) {
super.registerKeysToObserverCallback(contentObserver);
contentObserver.registerObserverCallback(key -> updateSwitchBarToggleSwitch());
}
@Override
public void onStart() {
super.onStart();
final AccessibilityServiceInfo serviceInfo = getAccessibilityServiceInfo();
if (serviceInfo == null) {
getActivity().finishAndRemoveTask();
} else if (!AccessibilityUtil.isSystemApp(serviceInfo)) {
registerPackageRemoveReceiver();
}
}
@Override
public void onResume() {
super.onResume();
updateSwitchBarToggleSwitch();
}
@Override
public void onSaveInstanceState(Bundle outState) {
if (mStartTimeMillsForLogging > 0) {
outState.putBoolean(KEY_HAS_LOGGED, mDisabledStateLogged);
}
super.onSaveInstanceState(outState);
}
@Override
public void onPreferenceToggled(String preferenceKey, boolean enabled) {
ComponentName toggledService = ComponentName.unflattenFromString(preferenceKey);
logAccessibilityServiceEnabled(toggledService, enabled);
if (!enabled) {
logDisabledState(toggledService.getPackageName());
}
AccessibilityUtils.setAccessibilityServiceState(getPrefContext(), toggledService, enabled);
}
// IMPORTANT: Refresh the info since there are dynamically changing capabilities. For
// example, before JellyBean MR2 the user was granting the explore by touch one.
@Nullable
AccessibilityServiceInfo getAccessibilityServiceInfo() {
final List<AccessibilityServiceInfo> infos = AccessibilityManager.getInstance(
getPrefContext()).getInstalledAccessibilityServiceList();
for (int i = 0, count = infos.size(); i < count; i++) {
AccessibilityServiceInfo serviceInfo = infos.get(i);
ResolveInfo resolveInfo = serviceInfo.getResolveInfo();
if (mComponentName.getPackageName().equals(resolveInfo.serviceInfo.packageName)
&& mComponentName.getClassName().equals(resolveInfo.serviceInfo.name)) {
return serviceInfo;
}
}
return null;
}
@Override
public Dialog onCreateDialog(int dialogId) {
final AccessibilityServiceInfo info = getAccessibilityServiceInfo();
switch (dialogId) {
case DialogEnums.ENABLE_WARNING_FROM_TOGGLE:
if (info == null) {
return null;
}
if (android.view.accessibility.Flags.cleanupAccessibilityWarningDialog()) {
mWarningDialog =
com.android.internal.accessibility.dialog.AccessibilityServiceWarning
.createAccessibilityServiceWarningDialog(getPrefContext(), info,
v -> onAllowButtonFromEnableToggleClicked(),
v -> onDenyButtonFromEnableToggleClicked(),
v -> onDialogButtonFromUninstallClicked());
} else {
mWarningDialog = AccessibilityServiceWarning
.createCapabilitiesDialog(getPrefContext(), info,
this::onDialogButtonFromEnableToggleClicked,
this::onDialogButtonFromUninstallClicked);
}
return mWarningDialog;
case DialogEnums.ENABLE_WARNING_FROM_SHORTCUT_TOGGLE:
if (info == null) {
return null;
}
if (android.view.accessibility.Flags.cleanupAccessibilityWarningDialog()) {
mWarningDialog =
com.android.internal.accessibility.dialog.AccessibilityServiceWarning
.createAccessibilityServiceWarningDialog(getPrefContext(), info,
v -> onAllowButtonFromShortcutToggleClicked(),
v -> onDenyButtonFromShortcutToggleClicked(),
v -> onDialogButtonFromUninstallClicked());
} else {
mWarningDialog = AccessibilityServiceWarning
.createCapabilitiesDialog(getPrefContext(), info,
this::onDialogButtonFromShortcutToggleClicked,
this::onDialogButtonFromUninstallClicked);
}
return mWarningDialog;
case DialogEnums.ENABLE_WARNING_FROM_SHORTCUT:
if (info == null) {
return null;
}
if (android.view.accessibility.Flags.cleanupAccessibilityWarningDialog()) {
mWarningDialog =
com.android.internal.accessibility.dialog.AccessibilityServiceWarning
.createAccessibilityServiceWarningDialog(getPrefContext(), info,
v -> onAllowButtonFromShortcutClicked(),
v -> onDenyButtonFromShortcutClicked(),
v -> onDialogButtonFromUninstallClicked());
} else {
mWarningDialog = AccessibilityServiceWarning
.createCapabilitiesDialog(getPrefContext(), info,
this::onDialogButtonFromShortcutClicked,
this::onDialogButtonFromUninstallClicked);
}
return mWarningDialog;
case DialogEnums.DISABLE_WARNING_FROM_TOGGLE:
if (info == null) {
return null;
}
mWarningDialog = AccessibilityServiceWarning
.createDisableDialog(getPrefContext(), info,
this::onDialogButtonFromDisableToggleClicked);
return mWarningDialog;
default:
return super.onCreateDialog(dialogId);
}
}
@Override
public int getDialogMetricsCategory(int dialogId) {
switch (dialogId) {
case DialogEnums.ENABLE_WARNING_FROM_TOGGLE:
case DialogEnums.ENABLE_WARNING_FROM_SHORTCUT:
case DialogEnums.ENABLE_WARNING_FROM_SHORTCUT_TOGGLE:
return SettingsEnums.DIALOG_ACCESSIBILITY_SERVICE_ENABLE;
case DialogEnums.DISABLE_WARNING_FROM_TOGGLE:
return SettingsEnums.DIALOG_ACCESSIBILITY_SERVICE_DISABLE;
case DialogEnums.LAUNCH_ACCESSIBILITY_TUTORIAL:
return SettingsEnums.DIALOG_ACCESSIBILITY_TUTORIAL;
default:
return super.getDialogMetricsCategory(dialogId);
}
}
@Override
int getUserShortcutTypes() {
return AccessibilityUtil.getUserShortcutTypesFromSettings(getPrefContext(),
mComponentName);
}
@Override
ComponentName getTileComponentName() {
return mTileComponentName;
}
@Override
CharSequence getTileTooltipContent(@QuickSettingsTooltipType int type) {
final ComponentName componentName = getTileComponentName();
if (componentName == null) {
return null;
}
final CharSequence tileName = loadTileLabel(getPrefContext(), componentName);
if (tileName == null) {
return null;
}
final int titleResId = type == QuickSettingsTooltipType.GUIDE_TO_EDIT
? R.string.accessibility_service_qs_tooltip_content
: R.string.accessibility_service_auto_added_qs_tooltip_content;
return getString(titleResId, tileName);
}
@Override
protected void updateSwitchBarToggleSwitch() {
final boolean checked = isAccessibilityServiceEnabled();
if (mToggleServiceSwitchPreference.isChecked() == checked) {
return;
}
mToggleServiceSwitchPreference.setChecked(checked);
}
private boolean isAccessibilityServiceEnabled() {
return AccessibilityUtils.getEnabledServicesFromSettings(getPrefContext())
.contains(mComponentName);
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
}
private void registerPackageRemoveReceiver() {
if (mPackageRemovedReceiver != null || getContext() == null) {
return;
}
mPackageRemovedReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
final String packageName = intent.getData().getSchemeSpecificPart();
if (TextUtils.equals(mComponentName.getPackageName(), packageName)) {
getActivity().finishAndRemoveTask();
}
}
};
final IntentFilter filter = new IntentFilter(Intent.ACTION_PACKAGE_REMOVED);
filter.addDataScheme("package");
getContext().registerReceiver(mPackageRemovedReceiver, filter);
}
private void unregisterPackageRemoveReceiver() {
if (mPackageRemovedReceiver == null || getContext() == null) {
return;
}
getContext().unregisterReceiver(mPackageRemovedReceiver);
mPackageRemovedReceiver = null;
}
boolean serviceSupportsAccessibilityButton() {
final AccessibilityServiceInfo info = getAccessibilityServiceInfo();
return info != null
&& (info.flags & AccessibilityServiceInfo.FLAG_REQUEST_ACCESSIBILITY_BUTTON) != 0;
}
private void handleConfirmServiceEnabled(boolean confirmed) {
getArguments().putBoolean(AccessibilitySettings.EXTRA_CHECKED, confirmed);
onPreferenceToggled(mPreferenceKey, confirmed);
}
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
if (isChecked != isAccessibilityServiceEnabled()) {
onPreferenceClick(isChecked);
}
}
@Override
public void onToggleClicked(ShortcutPreference preference) {
final int shortcutTypes = retrieveUserShortcutType(getPrefContext(),
mComponentName.flattenToString(), UserShortcutType.SOFTWARE);
if (preference.isChecked()) {
final boolean isWarningRequired;
if (android.view.accessibility.Flags.cleanupAccessibilityWarningDialog()) {
isWarningRequired = getPrefContext().getSystemService(AccessibilityManager.class)
.isAccessibilityServiceWarningRequired(getAccessibilityServiceInfo());
} else {
isWarningRequired = !mToggleServiceSwitchPreference.isChecked();
}
if (isWarningRequired) {
preference.setChecked(false);
showPopupDialog(DialogEnums.ENABLE_WARNING_FROM_SHORTCUT_TOGGLE);
} else {
onAllowButtonFromShortcutToggleClicked();
}
} else {
AccessibilityUtil.optOutAllValuesFromSettings(getPrefContext(), shortcutTypes,
mComponentName);
}
mShortcutPreference.setSummary(getShortcutTypeSummary(getPrefContext()));
}
@Override
public void onSettingsClicked(ShortcutPreference preference) {
final boolean isWarningRequired;
if (android.view.accessibility.Flags.cleanupAccessibilityWarningDialog()) {
isWarningRequired = getPrefContext().getSystemService(AccessibilityManager.class)
.isAccessibilityServiceWarningRequired(getAccessibilityServiceInfo());
} else {
isWarningRequired = !(mShortcutPreference.isChecked()
|| mToggleServiceSwitchPreference.isChecked());
}
if (isWarningRequired) {
showPopupDialog(DialogEnums.ENABLE_WARNING_FROM_SHORTCUT);
} else {
onAllowButtonFromShortcutClicked();
}
}
@Override
protected void onProcessArguments(Bundle arguments) {
super.onProcessArguments(arguments);
// Settings title and intent.
String settingsTitle = arguments.getString(AccessibilitySettings.EXTRA_SETTINGS_TITLE);
String settingsComponentName = arguments.getString(
AccessibilitySettings.EXTRA_SETTINGS_COMPONENT_NAME);
if (!TextUtils.isEmpty(settingsTitle) && !TextUtils.isEmpty(settingsComponentName)) {
Intent settingsIntent = new Intent(Intent.ACTION_MAIN).setComponent(
ComponentName.unflattenFromString(settingsComponentName.toString()));
if (!getPackageManager().queryIntentActivities(settingsIntent, 0).isEmpty()) {
mSettingsTitle = settingsTitle;
mSettingsIntent = settingsIntent;
setHasOptionsMenu(true);
}
}
mComponentName = arguments.getParcelable(AccessibilitySettings.EXTRA_COMPONENT_NAME);
// Settings animated image.
final int animatedImageRes = arguments.getInt(
AccessibilitySettings.EXTRA_ANIMATED_IMAGE_RES);
if (animatedImageRes > 0) {
mImageUri = new Uri.Builder().scheme(ContentResolver.SCHEME_ANDROID_RESOURCE)
.authority(mComponentName.getPackageName())
.appendPath(String.valueOf(animatedImageRes))
.build();
}
// Get Accessibility service name.
mPackageName = getAccessibilityServiceInfo().getResolveInfo().loadLabel(
getPackageManager());
if (arguments.containsKey(AccessibilitySettings.EXTRA_TILE_SERVICE_COMPONENT_NAME)) {
final String tileServiceComponentName = arguments.getString(
AccessibilitySettings.EXTRA_TILE_SERVICE_COMPONENT_NAME);
mTileComponentName = ComponentName.unflattenFromString(tileServiceComponentName);
}
mStartTimeMillsForLogging = arguments.getLong(AccessibilitySettings.EXTRA_TIME_FOR_LOGGING);
}
private void onDialogButtonFromDisableToggleClicked(DialogInterface dialog, int which) {
switch (which) {
case DialogInterface.BUTTON_POSITIVE:
handleConfirmServiceEnabled(/* confirmed= */ false);
break;
case DialogInterface.BUTTON_NEGATIVE:
handleConfirmServiceEnabled(/* confirmed= */ true);
break;
default:
throw new IllegalArgumentException("Unexpected button identifier");
}
}
private void onDialogButtonFromEnableToggleClicked(View view) {
final int viewId = view.getId();
if (viewId == R.id.permission_enable_allow_button) {
onAllowButtonFromEnableToggleClicked();
} else if (viewId == R.id.permission_enable_deny_button) {
onDenyButtonFromEnableToggleClicked();
} else {
throw new IllegalArgumentException("Unexpected view id");
}
}
private void onDialogButtonFromUninstallClicked() {
mWarningDialog.dismiss();
final Intent uninstallIntent = createUninstallPackageActivityIntent();
if (uninstallIntent == null) {
return;
}
startActivity(uninstallIntent);
}
@Nullable
private Intent createUninstallPackageActivityIntent() {
final AccessibilityServiceInfo a11yServiceInfo = getAccessibilityServiceInfo();
if (a11yServiceInfo == null) {
Log.w(TAG, "createUnInstallIntent -- invalid a11yServiceInfo");
return null;
}
final ApplicationInfo appInfo =
a11yServiceInfo.getResolveInfo().serviceInfo.applicationInfo;
final Uri packageUri = Uri.parse("package:" + appInfo.packageName);
final Intent uninstallIntent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE, packageUri);
return uninstallIntent;
}
@Override
public void onStop() {
super.onStop();
unregisterPackageRemoveReceiver();
}
@Override
protected int getPreferenceScreenResId() {
// TODO(b/171272809): Add back when controllers move to static type
return 0;
}
@Override
protected String getLogTag() {
return TAG;
}
private void onAllowButtonFromEnableToggleClicked() {
handleConfirmServiceEnabled(/* confirmed= */ true);
if (serviceSupportsAccessibilityButton()) {
mIsDialogShown.set(false);
showPopupDialog(DialogEnums.LAUNCH_ACCESSIBILITY_TUTORIAL);
}
if (mWarningDialog != null) {
mWarningDialog.dismiss();
}
}
private void onDenyButtonFromEnableToggleClicked() {
handleConfirmServiceEnabled(/* confirmed= */ false);
mWarningDialog.dismiss();
}
void onDialogButtonFromShortcutToggleClicked(View view) {
final int viewId = view.getId();
if (viewId == R.id.permission_enable_allow_button) {
onAllowButtonFromShortcutToggleClicked();
} else if (viewId == R.id.permission_enable_deny_button) {
onDenyButtonFromShortcutToggleClicked();
} else {
throw new IllegalArgumentException("Unexpected view id");
}
}
void onAllowButtonFromShortcutToggleClicked() {
mShortcutPreference.setChecked(true);
final int shortcutTypes = retrieveUserShortcutType(getPrefContext(),
mComponentName.flattenToString(), UserShortcutType.SOFTWARE);
AccessibilityUtil.optInAllValuesToSettings(getPrefContext(), shortcutTypes, mComponentName);
mIsDialogShown.set(false);
showPopupDialog(DialogEnums.LAUNCH_ACCESSIBILITY_TUTORIAL);
if (mWarningDialog != null) {
mWarningDialog.dismiss();
}
mShortcutPreference.setSummary(getShortcutTypeSummary(getPrefContext()));
}
private void onDenyButtonFromShortcutToggleClicked() {
mShortcutPreference.setChecked(false);
mWarningDialog.dismiss();
}
void onDialogButtonFromShortcutClicked(View view) {
final int viewId = view.getId();
if (viewId == R.id.permission_enable_allow_button) {
onAllowButtonFromShortcutClicked();
} else if (viewId == R.id.permission_enable_deny_button) {
onDenyButtonFromShortcutClicked();
} else {
throw new IllegalArgumentException("Unexpected view id");
}
}
private void onAllowButtonFromShortcutClicked() {
mIsDialogShown.set(false);
if (Flags.editShortcutsInFullScreen()) {
EditShortcutsPreferenceFragment.showEditShortcutScreen(
getContext(),
getMetricsCategory(),
getShortcutTitle(),
mComponentName,
getIntent()
);
} else {
showPopupDialog(DialogEnums.EDIT_SHORTCUT);
}
if (mWarningDialog != null) {
mWarningDialog.dismiss();
}
}
private void onDenyButtonFromShortcutClicked() {
mWarningDialog.dismiss();
}
private boolean onPreferenceClick(boolean isChecked) {
if (isChecked) {
mToggleServiceSwitchPreference.setChecked(false);
getArguments().putBoolean(AccessibilitySettings.EXTRA_CHECKED,
/* disableService */ false);
final boolean isWarningRequired;
if (android.view.accessibility.Flags.cleanupAccessibilityWarningDialog()) {
isWarningRequired = getPrefContext().getSystemService(AccessibilityManager.class)
.isAccessibilityServiceWarningRequired(getAccessibilityServiceInfo());
} else {
isWarningRequired = !mShortcutPreference.isChecked();
}
if (isWarningRequired) {
showPopupDialog(DialogEnums.ENABLE_WARNING_FROM_TOGGLE);
} else {
onAllowButtonFromEnableToggleClicked();
}
} else {
mToggleServiceSwitchPreference.setChecked(true);
getArguments().putBoolean(AccessibilitySettings.EXTRA_CHECKED,
/* enableService */ true);
showDialog(DialogEnums.DISABLE_WARNING_FROM_TOGGLE);
}
return true;
}
private void showPopupDialog(int dialogId) {
if (mIsDialogShown.compareAndSet(/* expect= */ false, /* update= */ true)) {
showDialog(dialogId);
setOnDismissListener(
dialog -> mIsDialogShown.compareAndSet(/* expect= */ true, /* update= */
false));
}
}
private void logDisabledState(String packageName) {
if (mStartTimeMillsForLogging > 0 && !mDisabledStateLogged) {
AccessibilityStatsLogUtils.logDisableNonA11yCategoryService(
packageName,
SystemClock.elapsedRealtime() - mStartTimeMillsForLogging);
mDisabledStateLogged = true;
}
}
}