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/*
* Copyright (C) 2020 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.AccessibilityStatsLogUtils.logAccessibilityServiceEnabled;
import android.accessibilityservice.AccessibilityShortcutInfo;
import android.app.ActivityOptions;
import android.content.ActivityNotFoundException;
import android.content.ComponentName;
import android.content.ContentResolver;
import android.content.Intent;
import android.content.pm.ActivityInfo;
import android.net.Uri;
import android.os.Bundle;
import android.os.UserHandle;
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 androidx.annotation.Nullable;
import androidx.preference.SwitchPreference;
import com.android.settings.R;
import java.util.List;
/** Fragment for providing open activity button. */
public class LaunchAccessibilityActivityPreferenceFragment extends
ToggleFeaturePreferenceFragment {
private static final String TAG = "LaunchA11yActivity";
private static final String EMPTY_STRING = "";
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
mToggleServiceDividerSwitchPreference.setSwitchVisibility(View.GONE);
}
@Override
protected void onPreferenceToggled(String preferenceKey, boolean enabled) {
logAccessibilityServiceEnabled(mComponentName, enabled);
launchShortcutTargetActivity(getPrefContext().getDisplayId(), mComponentName);
}
@Override
protected void onInstallSwitchPreferenceToggleSwitch() {
super.onInstallSwitchPreferenceToggleSwitch();
mToggleServiceDividerSwitchPreference.setOnPreferenceClickListener((preference) -> {
final boolean checked = ((DividerSwitchPreference) preference).isChecked();
onPreferenceToggled(mPreferenceKey, checked);
return false;
});
}
@Override
protected void onProcessArguments(Bundle arguments) {
super.onProcessArguments(arguments);
mComponentName = arguments.getParcelable(AccessibilitySettings.EXTRA_COMPONENT_NAME);
final ActivityInfo info = getAccessibilityShortcutInfo().getActivityInfo();
mPackageName = info.loadLabel(getPackageManager()).toString();
// Settings animated image.
final int animatedImageRes = arguments.getInt(
AccessibilitySettings.EXTRA_ANIMATED_IMAGE_RES);
mImageUri = new Uri.Builder().scheme(ContentResolver.SCHEME_ANDROID_RESOURCE)
.authority(mComponentName.getPackageName())
.appendPath(String.valueOf(animatedImageRes))
.build();
// Settings html description.
mHtmlDescription = arguments.getCharSequence(AccessibilitySettings.EXTRA_HTML_DESCRIPTION);
// Settings title and intent.
final String settingsTitle = arguments.getString(
AccessibilitySettings.EXTRA_SETTINGS_TITLE);
mSettingsIntent = TextUtils.isEmpty(settingsTitle) ? null : getSettingsIntent(arguments);
mSettingsTitle = (mSettingsIntent == null) ? null : settingsTitle;
}
@Override
public void onSettingsClicked(ShortcutPreference preference) {
super.onSettingsClicked(preference);
showDialog(DialogEnums.EDIT_SHORTCUT);
}
@Override
int getUserShortcutTypes() {
return AccessibilityUtil.getUserShortcutTypesFromSettings(getPrefContext(),
mComponentName);
}
@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
protected void updateToggleServiceTitle(SwitchPreference switchPreference) {
final AccessibilityShortcutInfo info = getAccessibilityShortcutInfo();
final String switchBarText = (info == null) ? EMPTY_STRING : getString(
R.string.accessibility_service_master_open_title,
info.getActivityInfo().loadLabel(getPackageManager()));
switchPreference.setTitle(switchBarText);
}
// IMPORTANT: Refresh the info since there are dynamically changing capabilities.
private AccessibilityShortcutInfo getAccessibilityShortcutInfo() {
final List<AccessibilityShortcutInfo> infos = AccessibilityManager.getInstance(
getPrefContext()).getInstalledAccessibilityShortcutListAsUser(getPrefContext(),
UserHandle.myUserId());
for (int i = 0, count = infos.size(); i < count; i++) {
AccessibilityShortcutInfo shortcutInfo = infos.get(i);
ActivityInfo activityInfo = shortcutInfo.getActivityInfo();
if (mComponentName.getPackageName().equals(activityInfo.packageName)
&& mComponentName.getClassName().equals(activityInfo.name)) {
return shortcutInfo;
}
}
return null;
}
private void launchShortcutTargetActivity(int displayId, ComponentName name) {
final Intent intent = new Intent();
final Bundle bundle = ActivityOptions.makeBasic().setLaunchDisplayId(displayId).toBundle();
intent.setComponent(name);
intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
try {
final int userId = UserHandle.myUserId();
getPrefContext().startActivityAsUser(intent, bundle, UserHandle.of(userId));
} catch (ActivityNotFoundException ignore) {
// ignore the exception
Log.w(TAG, "Target activity not found.");
}
}
@Nullable
private Intent getSettingsIntent(Bundle arguments) {
final String settingsComponentName = arguments.getString(
AccessibilitySettings.EXTRA_SETTINGS_COMPONENT_NAME);
if (TextUtils.isEmpty(settingsComponentName)) {
return null;
}
final Intent settingsIntent = new Intent(Intent.ACTION_MAIN).setComponent(
ComponentName.unflattenFromString(settingsComponentName));
if (getPackageManager().queryIntentActivities(settingsIntent, /* flags= */ 0).isEmpty()) {
return null;
}
return settingsIntent;
}
}
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