1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License 15 */ 16 17 package com.android.tv.settings.device.apps; 18 19 import android.content.Context; 20 import android.content.Intent; 21 import android.content.pm.ApplicationInfo; 22 import android.net.Uri; 23 import android.os.Bundle; 24 import android.support.annotation.NonNull; 25 import android.support.v17.leanback.widget.GuidanceStylist; 26 27 import com.android.settingslib.applications.ApplicationsState; 28 import com.android.tv.settings.R; 29 30 public class UninstallPreference extends AppActionPreference { 31 UninstallPreference(Context context, ApplicationsState.AppEntry entry)32 public UninstallPreference(Context context, 33 ApplicationsState.AppEntry entry) { 34 super(context, entry); 35 ConfirmationFragment.prepareArgs(getExtras(), entry.info.packageName); 36 refresh(); 37 } 38 refresh()39 public void refresh() { 40 if (canUninstall()) { 41 setVisible(true); 42 setTitle(R.string.device_apps_app_management_uninstall); 43 } else if (canUninstallUpdates()) { 44 setVisible(true); 45 setTitle(R.string.device_apps_app_management_uninstall_updates); 46 } else { 47 setVisible(false); 48 } 49 } 50 canUninstall()51 public boolean canUninstall() { 52 return canUninstall(mEntry); 53 } 54 canUninstall(ApplicationsState.AppEntry entry)55 public static boolean canUninstall(ApplicationsState.AppEntry entry) { 56 return (entry.info.flags & 57 (ApplicationInfo.FLAG_UPDATED_SYSTEM_APP|ApplicationInfo.FLAG_SYSTEM)) == 0; 58 } 59 canUninstallUpdates()60 public boolean canUninstallUpdates() { 61 return (mEntry.info.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 62 } 63 getUninstallIntent()64 public Intent getUninstallIntent() { 65 final Uri packageURI = Uri.parse("package:" + mEntry.info.packageName); 66 final Intent uninstallIntent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE, packageURI); 67 uninstallIntent.putExtra(Intent.EXTRA_UNINSTALL_ALL_USERS, true); 68 uninstallIntent.putExtra(Intent.EXTRA_KEY_CONFIRM, true); 69 return uninstallIntent; 70 } 71 72 @Override getFragment()73 public String getFragment() { 74 return ConfirmationFragment.class.getName(); 75 } 76 77 public static class ConfirmationFragment extends AppActionPreference.ConfirmationFragment { 78 private static final String ARG_PACKAGE_NAME = "packageName"; 79 prepareArgs(@onNull Bundle args, String packageName)80 private static void prepareArgs(@NonNull Bundle args, String packageName) { 81 args.putString(ARG_PACKAGE_NAME, packageName); 82 } 83 84 @NonNull 85 @Override onCreateGuidance(Bundle savedInstanceState)86 public GuidanceStylist.Guidance onCreateGuidance(Bundle savedInstanceState) { 87 final AppManagementFragment fragment = (AppManagementFragment) getTargetFragment(); 88 return new GuidanceStylist.Guidance( 89 getString(R.string.device_apps_app_management_uninstall), 90 getString(R.string.device_apps_app_management_uninstall_desc), 91 fragment.getAppName(), 92 fragment.getAppIcon()); 93 } 94 95 @Override onOk()96 public void onOk() { 97 final AppManagementFragment fragment = 98 (AppManagementFragment) getTargetFragment(); 99 fragment.launchUninstall(); 100 } 101 } 102 } 103