下面是获取应用程序权限信息的示例代码: PackageManagerpackageManager=getPackageManager();List<ApplicationInfo>apps=packageManager.getInstalledApplications(PackageManager.GET_META_DATA);for(ApplicationInfoapp:apps){try{PackageInfopackageInfo=packageManager.getPackageInfo(app.packageName,PackageManager.GET_PERMISSIONS)...
PackageManagerpackageManager=getPackageManager(); 1. 其中,getPackageManager()是一个Context类的方法,用于获取PackageManager对象。在实际使用中,我们可以将上述代码放在Activity的onCreate()方法中。 步骤2:获取已安装应用列表 获取PackageManager对象后,我们可以调用其提供的getInstalledApplications()方法来获取已安装的...
public abstractApplicationInfogetApplicationInfo(StringpackageName, int flags) 参数:packagename 包名 flags 该ApplicationInfo是此flags标记,通常可以直接赋予常数0即可 功能:返回该ApplicationInfo对象 public abstractList<ApplicationInfo> getInstalledApplications(int flags) 参数:flag为一般为GET_UNINSTALLED_PACKAGES,那么此...
apps ; } @Override public int getCount() { // TODO Auto-generated method stub System.out.println("size" + mlistAppInfo.size()); return mlistAppInfo.size(); } @Override public Object getItem(int position) { // TODO Auto-generated method stub return mlistAppInfo.get(position); } @...
getInstalledApplications(PackageManager.GET_META_DATA)); listadaptor = new ApplicationAdapter(AllAppsActivity.this, R.layout.snippet_list_row, applist); return null; } @Override protected void onCancelled() { super.onCancelled(); } @Override protected void onPostExecute(Void result) { setList...
获取已安装应用列表 publicArrayList<AppInfo>getInstallApps(Context context){PackageManager pm=context.getPackageManager();List<PackageInfo>installedPackages=pm.getInstalledPackages(0);//获取所以已安装的包ArrayList<AppInfo>list=newArrayList<AppInfo>();for(PackageInfo packageInfo:installedPackages){AppInfo inf...
一般来说有三个方面: 1、代码逻辑:优秀的代码逻辑结构可以有效减少渲染页面使用的内存和速度(比如虚拟...
可以查看一下getApplicationInfos方法,是否可以满足你的需求。API参考:https://developer.harmonyos.com/...
Return a List of all application packages that are installed for the current user. If flag GET_UNINSTALLED_PACKAGES has been set, a list of all applications including those deleted with DELETE_KEEP_DATA (partially installed apps with data directory) will be returned. Use #getInstalledApplications...
我可以从互联网上下载各种徽标的图片,以便在我的选择器模式中使用各种按钮,但我更愿意使用用户按下的标识启动这些应用程序(存储在设备上的图像--人们可能会在apps/ Google Play中看到这些应用程序是否可以从我的RN应用程序访问和使用这些? 浏览5提问于2022-09-07得票数 0 4回答 如何在android中获取当前启动器的...