| /* |
| * Copyright (C) 2016 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.packageinstaller.television; |
| |
| import android.app.Activity; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.PackageManager; |
| import android.content.pm.UserInfo; |
| import android.os.Bundle; |
| import android.os.UserManager; |
| import androidx.leanback.app.GuidedStepFragment; |
| import androidx.leanback.widget.GuidanceStylist; |
| import androidx.leanback.widget.GuidedAction; |
| |
| import com.android.packageinstaller.R; |
| import com.android.packageinstaller.UninstallerActivity; |
| |
| import java.util.List; |
| |
| public class UninstallAlertFragment extends GuidedStepFragment { |
| @Override |
| public int onProvideTheme() { |
| return R.style.Theme_Leanback_GuidedStep; |
| } |
| |
| @Override |
| public GuidanceStylist.Guidance onCreateGuidance(Bundle savedInstanceState) { |
| final PackageManager pm = getActivity().getPackageManager(); |
| final UninstallerActivity.DialogInfo dialogInfo = |
| ((UninstallerActivity) getActivity()).getDialogInfo(); |
| final CharSequence appLabel = dialogInfo.appInfo.loadSafeLabel(pm); |
| |
| StringBuilder messageBuilder = new StringBuilder(); |
| |
| // If the Activity label differs from the App label, then make sure the user |
| // knows the Activity belongs to the App being uninstalled. |
| if (dialogInfo.activityInfo != null) { |
| final CharSequence activityLabel = dialogInfo.activityInfo.loadSafeLabel(pm); |
| if (!activityLabel.equals(appLabel)) { |
| messageBuilder.append( |
| getString(R.string.uninstall_activity_text, activityLabel)); |
| messageBuilder.append(" ").append(appLabel).append(".\n\n"); |
| } |
| } |
| |
| final boolean isUpdate = |
| ((dialogInfo.appInfo.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0); |
| UserManager userManager = UserManager.get(getActivity()); |
| if (isUpdate) { |
| if (isSingleUser(userManager)) { |
| messageBuilder.append(getString(R.string.uninstall_update_text)); |
| } else { |
| messageBuilder.append(getString(R.string.uninstall_update_text_multiuser)); |
| } |
| } else { |
| if (dialogInfo.allUsers && !isSingleUser(userManager)) { |
| messageBuilder.append(getString(R.string.uninstall_application_text_all_users)); |
| } else if (!dialogInfo.user.equals(android.os.Process.myUserHandle())) { |
| UserInfo userInfo = userManager.getUserInfo(dialogInfo.user.getIdentifier()); |
| messageBuilder.append( |
| getString(R.string.uninstall_application_text_user, userInfo.name)); |
| } else { |
| messageBuilder.append(getString(R.string.uninstall_application_text)); |
| } |
| } |
| |
| return new GuidanceStylist.Guidance( |
| appLabel.toString(), |
| messageBuilder.toString(), |
| null, |
| dialogInfo.appInfo.loadIcon(pm)); |
| } |
| |
| @Override |
| public void onCreateActions(List<GuidedAction> actions, Bundle savedInstanceState) { |
| actions.add(new GuidedAction.Builder(getContext()) |
| .clickAction(GuidedAction.ACTION_ID_OK) |
| .build()); |
| actions.add(new GuidedAction.Builder(getContext()) |
| .clickAction(GuidedAction.ACTION_ID_CANCEL) |
| .build()); |
| } |
| |
| @Override |
| public void onGuidedActionClicked(GuidedAction action) { |
| if (isAdded()) { |
| if (action.getId() == GuidedAction.ACTION_ID_OK) { |
| ((UninstallerActivity) getActivity()).startUninstallProgress(); |
| getActivity().finish(); |
| } else { |
| ((UninstallerActivity) getActivity()).dispatchAborted(); |
| getActivity().setResult(Activity.RESULT_FIRST_USER); |
| getActivity().finish(); |
| } |
| } |
| } |
| |
| /** |
| * Returns whether there is only one user on this device, not including |
| * the system-only user. |
| */ |
| private boolean isSingleUser(UserManager userManager) { |
| final int userCount = userManager.getUserCount(); |
| return userCount == 1 |
| || (UserManager.isSplitSystemUser() && userCount == 2); |
| } |
| } |