1 /** 2      * 获取到所有安装的app的基本信息 3      * @return当前手机中所有app的基本信息 4      */ 5     public List<AppInfo> getAppInfos(){ 6          7         List<AppInfo> list=new ArrayList<AppInfo>(); 8         //获取包管理器的对象 9         PackageManager packageManager=context.getPackageManager();10         //拿到所有已经安装成功的app的信息11         List<PackageInfo> packageInfos=packageManager.getInstalledPackages(PackageManager.GET_UNINSTALLED_PACKAGES);12         for(PackageInfo info:packageInfos){13             appinf=new AppInfo();14             //获取app的名称15             //String name=appInfo.name;16             ApplicationInfo appinfo=info.applicationInfo;17             //String name=appINFO.packageName;18             String name= appinfo.loadLabel(packageManager).toString();19             appinf.setAppName(name);20             //获取到app的图标21              Drawable icon=appinfo.loadIcon(packageManager);22              appinf.setIcon(icon);23              //将这些信息加入到list集合中去24              list.add(appinf);    25             26         }27         28         return list;29     }