Android get packagemanager. GET_ACTIVITIES | PackageManager.

Android get packagemanager Share Aug 27, 2018 · TL;DR if your use case is that you're validating the calling package's signatures, you can still use GET_SIGNATURES in pre-api 28 securely as long as you validate all signers returned from the package manager (instead of stopping early when you find one that you trust). Android Play market acts as a repository for data. Property PackageManager * . Terms and Conditions This is the Android Software Development Kit License Agreement 1. getApplicationLabel(packageManager. Jul 4, 2015 · PackageManager pm = context. content. pm包里的类都是管理应用程序的。 获取已安装应用程序信息 通过Activity的getPackageManager()方法可以得到PackageManager的对象 1. Go deeper with our training courses or explore app Aug 17, 2022 · Depending on what you set your targetSdkVersion to in your build. util. In fact, you can get Application ID, and more information from your build. android / platform / frameworks / base / refs/heads/main / . Jun 21, 2011 · Is there any way to pull an ApplicationInfo object from the PackageManager? I have tried many different types of methods to achieve this, but to no avail. getInstalledApplications(0); For more information, refer to this link: Using Package Manager . * @hide Nov 4, 2020 · 文章浏览阅读4. getPackageManager(); String appName = (String) packageManager. versionName } catch (NameNotFoundException e) {// Handle Apr 23, 2010 · Here's a cleaner way using the PackageManager. Android getPackageInfo without getPackageManager. ActivityInfo类 继承自 PackageItemInfo Aug 17, 2022 · 注意点. lang. API level 14 introduced two new actions: ACTION_INSTALL_PACKAGE and ACTION_UNINSTALL_PACKAGE. packageManager Jan 9, 2021 · アプリ情報取得時の追加オプション. If flag MATCH_UNINSTALLED_PACKAGES is set and if the package is not found in the list of installed applications, the package information is retrieved from the list of uninstalled applications (which includes installed applications as well as applications with data directory i. The following sample is extracted from Android 4 ICS emulator image. 0系统启动之init进程 * {@link #installPackage(android. Drawable; import android. Log; import java. Property for an app to inform the system that the app can be opted-in or opted-out from the compatibility treatment that rotates camera output by 90 degrees on landscape sensors on devices known to have compatibility issues. packgetest; import androidx. Property PackageManager . Programatically get Android package icon as PNG or BMP. 9k次。日常开发中，使用代码检测工具会提示过时方法，以前PackageManager. GET_META_DATA) packageManager. 1、安装和卸载应用1. Aug 14, 2018 · Android应用层PackageManager的使用一、PackageManager 的使用1. getPackageManager (); // Getting package info of this application PackageInfo info = packageManager. 0里已找不到该接口. 通过Application Context获取到PackageManager，通过调用getPackageInfo(String packageName, int flags)方法获取PackageInfo @Override public PackageInfo getPackageInfo (String packageName, int flags) throws NameNotFoundException { return getPackageInfoAsUser(packageName, flags, getUserId()); } @Override public PackageInfo getPackageInfoAsUser (String packageName Apr 28, 2016 · 1. PackageManager pm = context. Mar 14, 2014 · Activity : Then you can directly access this method by importing android. PackageInstaller位置: Jul 6, 2011 · If with the word "anywhere" you mean without having an explicit Context (for example from a background thread) you should define a class in your project like:. getInstalledApplications(int flags) will provide you information regarding the AndroidManifest's Application tag, and just about it. Oct 21, 2013 · Package Manager stores application information in three files, located in /data/system. GET_ACTIVITIES | PackageManager. PackageManager pm = getPackageManager(); List<ApplicationInfo> apps = pm. QUERY_ALL_PACKAGES"/> PackageManagerを用いて、端末内にインストールされているアプリ情報を取得し、リスト表示したアプリ情報を検索条件によってフィルタリングするものを作ったので、メモしておきます。#作ったもの… May 11, 2017 · APK安装流程系列文章整体内容如下：本片文章主要内容如下：1、PackageManager介绍2、PackageManager类概述3、PackageManager与APK安装4、PackageManager的功能5、PackageManager常用方法6、PackageManager中关于"安装"的几个方法俗话说的好，得中原者，得天下，那么想要了解Android的安装了流程就不得不提及一个重要的 PackageManager pm; pm = getPackageManager(); // get a list of installed apps. getPackageInfo(context. getContext(). 经常用到 pm(). getInstalledPackages(0); Jun 21, 2023 · Some examples of the flags from PackageManager class: GET_META_DATA — enables . 断网的时候没法访问h5。4. 针对getSystemAvailableFeatures()和hasSystemFeature(String) ：该设备实现了FEATURE_VR_MODE但额外满足额外的CDD要求以提供高质量的VR体验。 Dec 14, 2020 · package com. This uid can be used with higher-level system services to determine its identity and check permissions. PackageManager. 一、获取应用PackageInfo信息. Mar 6, 2023 · 一、前言 开门见山，开篇明义。有些场景下，我们会需要获取一些其它 App 的各项信息，例如：App 名称，包名、Icon 等。这个时候就需要使用到 PackageManager 这个类了。 本篇就 PackageManager 的使用，做一个详尽的讲解，助你拿到各项 App 的信息，当然也包括一些未 Dec 27, 2022 · 要创建一个主屏幕风格的启动器，不要寻找应用程序，然后尝试为每个应用程序启动 Intents 。 在 PackageManager queryIntentActivities() 寻找可启动的活动。 Aug 24, 2014 · 通过PackageManager，我们就可以获取应用程序信息。 提到PackageManager，就得提一下AndroidManifest. CharSequence loadLabel(PackageManager pm) 获得当前应用程序的label. 2、查询permission相关的信息应用申请的权限都会在PackageInfo 里面包含有1. List<PackageInfo> packs = getActivity(). But you are using it in a BroadCastReceiver now, which does not extend Context. GET_PROVIDERS) ; I expect to get the "same" list of installed packages, but with pis[i]. . app. packages = pm. use any combination of get_activities, get_configurations, get_gids, get_instrumentation, get_intent_filters, get_meta_data, get_permissions, get_providers, get_receivers, get_services, get_shared_library_files, get_signatures, get_uri_permission_patterns, get_uninstalled_packages, match_disabled_components, match_disabled_until_used_components Build AI-powered Android apps with Gemini APIs and more. Oct 12, 2011 · 本文将详细讲解如何通过Android的`PackageManager`服务来获取应用程序的大小，以及背后的实现原理。 首先，我们需要理解`PackageManager`在Android中的角色。`PackageManager`是Android系统的一个核心组件，它负责 Apr 18, 2017 · Ask questions, find answers and collaborate at work with Stack Overflow for Teams. So you have to use a Context reference instead, to get the reference to the Package Manager system service. Get started Get started; Start by creating your first app. Thanks for the answer! I think I found a solution for listing all the activities in an application too, not the most elegant though //the method gets all activities for an application private void getAppActivities() { PackageManager pManager = getPackageManager(); Intent startIntent = setStartIntent(); List<ResolveInfo> apps = pManager. GetPackageInfo(PackageName, 0). versionCode // Version name info. getPackageName() Share. Here is the function call: var appVersion = PackageManager. PROPERTY_COMPAT_OVERRIDE_LANDSCAPE_TO_PORTRAIT"; /** * Application level {@link android. <uses-permission android:name="android. Jul 2, 2018 · 除此之外，还提供了一个PackageManger管理类，它的主要职责是管理应用程序包。 通过PackageManager，我们就可以获取应用程序信息。 提到PackageManager，就得提一下AndroidManifest. getInstalledApplicationsを呼び出す際には@SuppressLint("QueryPermissionsNeeded")をつけろと怒られるので記述しましょう。. PackageManager; If you are using Fragment : Then you need to provide getActivity() to avail method. getInstalledApplications(PackageManager. main入口 A PackageInfo object containing information about the package. QUERY_ALL_PACKAGES" /> …全部許可してしまうので非推奨なやり方だと思われます。 本来は <queries> で囲って個別に明示するのが正しい方法なのかも。 Jul 7, 2022 · ApplicationInfo info = context. Introduction 1. I've found two ways to get a list of installed applications: 1) use . Sep 15, 2015 · 常用方法： PackageManager getPackageManager(); // 获得一个PackageManger对象 Drawable getApplicationIcon(String packageName); // 返回给定包名的图标，否则返回null ApplicationInfo getApplicationInfo(String packageName, int flags); // 返回该ApplicationInfo对象 // flags标记通常直接赋予常数0 List<ApplicationInfo> getInstalledApplications(int flags); // 返回 Nov 27, 2009 · Here is additional answer @Josef Pfleger 's, for comment “I found that some device doesn't have getPackageSizeInfo() then you get this java. name Jul 20, 2011 · According to the Package visibility filtering changes in Android 11, you need to add this permission to your manifest to be able to list installed apps: <uses-permission android:name="android. Android - hasSystemFeature判断设备是否具有某项功能. MATCH_DISABLED_COMPONENTSの部分はAPIレベル24以上でないと使えないです。 Sign in. getApplicationInfo(packageName, PackageManager. getPackageManager(). Go deeper with our training courses or explore app Apr 1, 2022 · public String packagename 获得该应用程序的包名 (对应于android：packagename属性) 常用方法： Drawable loadIcon(PackageManager pm) 获得当前应用程序的图像. GET_ACITIVITIES among the flags, as in. packagename, how can I get the exact path and file name of that package? Btw, i don't want to get just MY apk location, i want the location of any package name i apply. gradle file by this way. Bundle; import android. pm. The list must be provided via a default Nov 19, 2023 · PackageManager 是获取 Android 设备上应用程序信息的利器。本文深入讲解了 PackageManager 的用法，帮助你轻松获取 App 的基本信息、清单元数据、已安装 App 列表以及处理用户权限请求。掌握 PackageManager，提升你的安卓开发技能，获取 App 深度信息。 Sep 17, 2023 · Android PackageManager class is used to retrieve information on the application packages that are currently installed on the device. how to getPackageManager in fragment Android. I. Mar 26, 2023 · Get Package Info: Package Manager can retrieve information about a specific package installed on an Android device. EDIT: I wanted to broaden my understanding about PackageManager in android. 这张图清晰的描述了PackageManager的框架。是一种标准的Service(服务端)-client(客户端)结构 这里简单说一下service-client Nov 25, 2018 · Toast 显示错误（我的 else 条件），这意味着 getPackageManager() 返回 null. getPackageInfo (this. Oct 20, 2017 · 结构. VERSION_NAME It's linked to versionName in your build. PackageManager 是一个抽象类，我们一般操作的 PackageManager ，实际上是它的实现类 ApplicationPackageManager 这个对象。 在 Context 中，就有获取 PM 对象的方法，getPackageManager()，所以四大组件想要获取它是非常简单的。 Sep 6, 2021 · 在Android11之前. XML文件了。AndroidManifest. java. AppCompatActivity; import android. Build AI-powered Android apps with Gemini APIs and more. getPackageName(), PackageManager. 4. hasSystemFeature，但是没了解过它的具体实现。 所以根据SDK31 (Android 12) 源码，跟了一遍具体的实现流程。 1. 33. This filtering behavior means that your app can’t detect all the apps installed on a device, which helps minimize the potentially sensitive information that <uses-permission android:name= "android. From Android API 30, we need to specify the package name in manifest in order to check if that package is installed on user's device. getInstalledPackages (PackageManager. java installPackage()标注被 PackageInstaller 代替, 9. queryIntentActivities(startIntent, 0); int count = apps Jan 6, 2022 · Android 的应用管理主要是通过PackageManagerService来完成的。 PackageManagerService服务负责各种APK包的安装、卸载、优化和查询。 PackageManagerService在启动时会扫描所有的APK文件和Jar包，然后把他们的信息读取出来，保存在内存中，这样系统在运行时就能迅速找到各种应用和 Jan 11, 2016 · There is one behaviour change in Android API level 30 because of which we get NameNotFoundException when we call getPackageInfo on Android 11 even if the app/package app is installed on user's device. / core / java / android / content / pm / PackageParser. VersionName; It has been working fine. GET_~~を指定すれば該当する追加情報を付加して取得でき、PackageManager. – Get started; Start by creating your first app. graphics. xml是Android应用程序中最重要的文件之一。它是Android程序的全局配置文件，是每个 android程序中必须的文件。 Jun 28, 2013 · If you build your Android project by Gradle (with Android Studio), there is a best shortcut to get version: com. Apr 9, 2021 · Learn how to access packages on Android Studio when PackageManager package is not found. Property} for a privileged system installer to define a list of up to 500 packages that * should not have their updates owned by any installer. 以下packageManager都用这个表示 Jul 3, 2013 · final String packageName = "my. activities being non-null as well. How it works with APK's (Set of checks and steps that it follows for installation, updating and deletion). PackageManager. getApplicationContext Jan 10, 2021 · 文章浏览阅读8. 1 The Android Software Development Kit (referred to in the License Agreement as the "SDK" and specifically including the Android system files, packaged APIs, and Google APIs add-ons) is licensed to you subject to the terms of the License Agreement. appcompat. PackageManager 的getInstalledPackages(int flags)方法可以得到所有安装在机器上的程序的包信息类对象ListPackageInfo>，Packa Mar 1, 2019 · In this Android example, we we get list of installed apps in Android. and set flag GET_ACTIVITIES. PackageManager packageManager = getPackageManager(); List list = packageManager. yourproject. MATCH_UNINSTALLED_PACKAGES or PackageManager. GET_META_DATA); val metaData : Bundle = app. GET_SIGNATURES). GET_META_DATA // ここに条件を指定するフラグを設定 // 全パッケージ取得（システムアプリ含む） val packages: List < PackageInfo > = context. package" PackageManager packageManager= getApplicationContext(). 0. GET_SIGNATURES，packageInfo. details: Signature sig = context. permission. 1k次。PackageManager：管理应用程序包功能：安装，卸载应用查询permission相关信息查询Application相关信息(application，activity，receiver，service，provider及相应属性等）查询已安装应用增加，删除permission清除用户数据、缓存，代码段等使用方法：在Android中，为应用包的安装，删除各种操作服务 极力推荐Android 开发大总结文章：欢迎收藏程序员Android 力荐 ，Android 开发者需要的必备技能 本篇文章主要介绍 Android 开发中的 PackageManagerService 部分知识点，通过阅读本篇文章，您将收获以下内容: 前言 SystemServer启动PMS 一、PackageManagerService 简介 二、PMS. The list must be provided via a default Provides access to information about installed applications and other packages on a device. List<ApplicationInfo> packages = pm Application level android. signatures提示过时，现适配Android p，话不多说直接撸代码_packageinfo signatures Jan 4, 2012 · PackageManager. Jun 28, 2013 · If you build your Android project by Gradle (with Android Studio), there is a best shortcut to get version: com. Context; import android. May 15, 2014 · ok i got it, please check this method of package manager getPackageArchiveInfo(archiveFilePath, flags); ,here you can Retrieve overall information about an application package defined in a package archive file. Dec 4, 2023 · # 教学文章：如何在Android中使用PackageManager获取应用图标## 引言作为一名经验丰富的开发者，你将要教导一位新手开发者如何在Android应用中使用PackageManager获取应用图标。这是一个基础但重要的功能，对于日后的开发工作会有很大帮助。 However, if I include PackageManager. Go deeper with our training courses or explore app development on your own. gradle file. pos机是Android平台，原计划是Android用webview引入h5项目。2. String FEATURE_VR_MODE_HIGH_PERFORMANCE. Add this permission to your Android Manifest file to get all application package names and intent. I prefer not to use Xamarin Essentials. 0） 进行分析 [Android取经之路] 系列文章： 《系统启动篇》 Android系统架构; Android是怎么启动的; Android 10. Dec 10, 2020 · 实战 package com. Can't find getPackageManager Another way to get PackageManager in Fragment onCreateView() view. May 26, 2015 · In Android 11 you can only get a limited number of package names using getInstalledApplications() and you only get intent for some of them by using getLaunchIntentForPackage(). 6 days ago · When an app targets Android 11 (API level 30) or higher and queries for information about the other apps that are installed on a device, the system filters this information by default. xml是Android应用程序中最重要的文件之一。它是Android. GET_UNINSTALLED_PACKAGES); 通过该方法来检测是否安装某个应用，一直用的好好的，但是在app发布新版本以后Android11的用户反馈无法出错了 一开始怀疑是否方法有问题，用了各种方法都没有效果 Mar 28, 2012 · The problem is with retrieving a list of installed apps. PackageManager pm = getPackageManager ; List<PackageInfo> pis = pm. getPackageManager(); Apr 2, 2022 · 它们就是 Android . List; public class MainActivity extends AppCompatActivity { @Override protected void Get started; Start by creating your first app. blob Jun 7, 2013 · I want to get the exact file name of a program if I already know the package name of the target apk. 3、查询Application相关信息（application activ Oct 19, 2017 · 2. Forget about activities, receivers, services and go on. net. getApplicationInfo(activity. Wikipedia - Package Manager. 5w次，点赞4次，收藏35次。本文介绍了如何使用Android的PackageManager来获取应用程序的各种信息，包括获取包名、版本信息、权限及组件等，并提供了具体的代码示例。 Oct 15, 2020 · To get context in Jetpack Compose: val context = LocalContext. BuildConfig. May 7, 2016 · 文章浏览阅读3. Uri, IPackageInstallObserver, int)} if the package manager * service found that the device didn't have enough storage space to install the app. 40. e. example. 🔸 A beautiful list view of System and User applications, together or separately. 客户端使用. 1 PackageManager. getInstalledPackages(PackageManager. PackageManager; import android. os. This includes the package name, version number, installation date, and other Get started; Start by creating your first app. Nov 12, 2020 · 从Android 7开始 PackageManager. exmple. 导致把h5的项目都改成Android，成本太大了，还有别的解决方案吗？或者有没有断网情况也可以访问h5的方案？ try {// Reference to Android's package manager PackageManager packageManager = this. E. Those actions allow you to pass EXTRA_RETURN_RESULT boolean extra to get an (un)installation result notification. QUERY_ALL_PACKAGES"/> Apr 7, 2011 · As this code says, you can get the signature from an installed apk. gradle, it is possible that Android selects certain backward-compatibility mechanisms that prevent a crash, but Google Playstore policy will get updated in the future so that you can't release or update an app with a legacy targetSdkVersion (at the moment, the minimum value for targetSdkVersion is 31, if you want to release for Dec 23, 2020 · 为了实现这些功能，Android提供了PackageManager类，它允许我们在运行时获取应用程序的各种信息。在本文中，我将介绍如何使用PackageManager来获取Android应用程序的信息。最后，我们从PackageInfo对象中获取应用程序的名称、版本号和包名，并将它们显示在TextView中。 Mar 2, 2020 · android. 专注于Android系统级源码分析，Android的平台设计，欢迎关注我，谢谢！ 欢迎关注我的公众号！ [Android取经之路] 的源码都基于 Android-Q（10. getPackageManager(); The code you are using was probably used in an Activity before, which is a subclass of Context. – Jul 6, 2023 · 文章目录前言FileProvider介绍第一步第二步官方路径配置说明第三步第四步第五步android APK安装升级java代码 前言 最近研究安卓apk自动内部升级时，采坑不少，我是Qt 5. Get started; Start by creating your first app. applications which had been deleted with DELETE_KEEP Oct 16, 2012 · From the Android documentation, public static final int getCallingUid Return the ID of the user assigned to the process that sent you the current transaction that is being processed. metaData //Returned null! Get started; Start by creating your first app. metadata, which are <meta-data> tags from the app’s manifest; GET_SHARED_LIBRARY_FILES — enables . GET_META_DATA) and from each element from apps you can get it's package name and package label(app names Oct 20, 2018 · Im trying to share content to Facebook in my Android app and I need a Key Hash but I can't view the HashKey on my logcat because GET_SIGNATURES is deprecated PackageManager Android docs. map {it May 15, 2014 · ok i got it, please check this method of package manager getPackageArchiveInfo(archiveFilePath, flags); ,here you can Retrieve overall information about an application package defined in a package archive file. PackageInfo; import android. current. 10开发，开始使用java代码总是报错，后面直接采用Qt的QProcess来指定路径启动apk，以为会成功，直接返回给我失败，所以没办法，只能 Feb 27, 2023 · I've faced problems when tried to use the new api, the returned metaData was null. Jun 26, 2024 · APK安装流程系列文章整体内容如下：本片文章主要内容如下：1、PackageManager介绍2、PackageManager类概述3、PackageManager与APK安装4、PackageManager的功能5、PackageManager常用方法6、PackageManager中关于"安装"的几个方法俗话说的好，得中原者，得天下，那么想要了解Android的安装了流程就不得不提及一个重要的 "android. This means that it will not normally show up to the user (such as in the launcher), but various parts of the user interface can use GET_DISABLED_UNTIL_USED_COMPONENTS to still see it and allow the user to select it (as for example an IME Dec 8, 2023 · Role: PackageManager is a class in Android that provides information about applications installed on the device. You can get an instance of PackageManager class by calling getPackageManager(). getInstalledPackages (flag) // パッケージ名だけに絞る val packageNames: List < String > = packages. 但是现在来个需求，脱机断网要求能正常使用。3. GET_META_DATA)); and replace packageName with your package full name. packageManager. getPackageName (), 0); // Version code info. NoSuchMethodException: getPackageSizeInfo()” @ ATom Nov 29 '11 at 15:56. MATCH_~~を指定すれば特殊な条件に合致するものを取得できる。 Jan 19, 2013 · I have an application package name. packageManager So, if you just want packageManager you can use this: val packageManager = LocalContext. Before deprecation I used: val appInfo = activity. getInstalledApplication(PackageManager. In my case, I downloaded this apk from my server, and put it in the sd_card. Get started; Start by creating your first app. getInstalledApplications() return a List of all application packages that are installed on the device. Is there any way to get the icon, name of this application ? package name example: com. current And to get packageManager from the context: val packageManager = context. application. final PackageManager pm = getPackageManager(); //get a list of installed apps. public class MyApp extends Application { private static MyApp instance; public static MyApp getInstance() { return instance; } public static Context getContext(){ return instance; // or return instance. GET_ACTIVITIES); } GET_ACTIVITIES 是一个 flags 的字段，不同的flags代表不同的意思 val flag: Int = PackageManager. Explore Teams Oct 27, 2024 · Package Manager is a simple, yet powerful application to install new apps and manage already installed apps on an android phone. List; public class MainActivity extends AppCompatActivity { @Override protected void Nov 18, 2022 · I have a Xamarin Android App in which I need to check the VersionName. sharedLibraries, which shows all paths to the shared libraries used by the app; and many more can be found here; Getting all installed apps Flag for setApplicationEnabledSetting(String, int, int) only: This application should be considered, until the point where the user actually wants to use it. NullPointerException不，在那种情况下你会得到一个。在您的情况下，getLaunchIntentForPackage()正在返回null. Use PackageManager to get a list of installed applications: "android. I'm currently working on the default android Oct 8, 2018 · Android获取应用信息(AndroidManifest) 主要利用两个信息类：PackageInfo、ApplicationInfo. For instance, if I know the package name of my apk, which is com. drawable. とくに指定しない0の他、PackageManager. 12. All of a sudden with the last Android OS update, the function call is deprecated. Package Manager offers the following features. PropertyMediaCapabilities Nov 23, 2011 · Package Manager in Android. camera. signatures[0]; Secondly: get the releaseApk hashCode to compare. mha bfia nrar imjqqedl cbeqy dwhussab ikjjk eoyhuj lxva qwhhca ulks xmfxocjo fkfumv wmtjo kir