Android获取高清app图标代码分享

public synchronized static Drawable getIconFromPackageName(String packageName, Context context) {  PackageManager pm = context.getPackageManager();  if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1) {   try {    PackageInfo pi = pm.getPackageInfo(packageName, 0);    Context otherAppCtx = context.createPackageContext(packageName, Context.CONTEXT_IGNORE_SECURITY);    int displayMetrics[] = {DisplayMetrics.DENSITY_XXXHIGH,DisplayMetrics.DENSITY_XXHIGH,DisplayMetrics.DENSITY_XHIGH, DisplayMetrics.DENSITY_HIGH, DisplayMetrics.DENSITY_TV};    for (int displayMetric : displayMetrics) {     try {      Drawable d = otherAppCtx.getResources().getDrawableForDensity(pi.applicationInfo.icon, displayMetric);      if (d != null) {       return d;      }     } catch (Resources.NotFoundException e) {      continue;     }    }   } catch (Exception e) {    // Handle Error here   }  }  ApplicationInfo appInfo = null;  try {   appInfo = pm.getApplicationInfo(packageName, 0);  } catch (PackageManager.NameNotFoundException e) {   return null;  }  return appInfo.loadIcon(pm); }