（转）获取所有安装的应用
class PInfo { private String appname = ""; private String pname = ""; private String versionName = ""; private int versionCode = 0; private Drawable icon; private void prettyPrint() { log(appname + "\t" + pname + "\t" + versionName + "\t" + versionCode + "\t"); } } private void listPackages() { ArrayList<PInfo> apps = getInstalledApps(false); /* false = no system packages */ final int max = apps.size(); for (int i=0; i<max; i++) { apps.get(i).prettyPrint(); } } private ArrayList<PInfo> getInstalledApps(boolean getSysPackages) { ArrayList<PInfo> res = new ArrayList<PInfo>(); List<PackageInfo> packs = getPackageManager().getInstalledPackages(0); for(int i=0;i<packs.size();i++) { PackageInfo p = packs.get(i); if ((!getSysPackages) && (p.versionName == null)) { continue ; } PInfo newInfo = new PInfo(); newInfo.appname = p.applicationInfo.loadLabel(getPackageManager()).toString(); newInfo.pname = p.packageName; newInfo.versionName = p.versionName; newInfo.versionCode = p.versionCode; newInfo.icon = p.applicationInfo.loadIcon(getPackageManager()); res.add(newInfo); } return res; } ?